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Manual Fluke DSP-100

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  • Fluke DSP-100 - page 1

    ® DSP-100/2000 LAN CableM eter ® /Cabl e Analyzer Users Manual PN 642964 January 1997 © 1997 Fluke Corporation. Al l rights reserved. Printed i n U.S.A. All product names are trademarks of their respective companies. ...

  • Fluke DSP-100 - page 2

    LIMI TED W ARRANTY & LI MITATI O N OF LIABI LI TY Ea c h Flu k e produ c t is warranted to be free f rom defe c ts i n m at erial and wor k man s hip under normal u s e and s er v i c e. The warranty peri od i s one y ear and begins on the dat e of s hipment. P art s , produ c t repairs and s er v i c es are warranted for 90 da ys . This warran ...

  • Fluke DSP-100 - page 3

    i Table of Contents Chapter Page 1 Introduction ...................................................................................... 1-1 Overview of Features ...................................................................................... 1-1 Standard Accessories .............................................................................. ...

  • Fluke DSP-100 - page 4

    DSP-100/2000 Users M anual ii Autotest on Coaxial Cable .............................................................................. 3-19 Autotest Results for Coaxial Cable ................................................................ 3-21 Saving Autotest Results ................................................................................. ...

  • Fluke DSP-100 - page 5

    Contents (c ontinued) iii Appendices A Using DSP- LI NK ................................................................................. A-1 B Glossary ................................................................................................ B-1 C Tests Run per Test Standard During an Autotest ................................. C-1 Index ...

  • Fluke DSP-100 - page 6

    DSP-100/2000 Users M anual iv ...

  • Fluke DSP-100 - page 7

    v List of Tables Table Page 2-1. International Electrical Sy m bols ................................................................. 2-1 2-2. Key Functions for the Menu System .......................................................... 2- 3 2-3. Quick C onfiguration Settings ..................................................................... 2- 4 ...

  • Fluke DSP-100 - page 8

    DSP-100/2000 Users M anual vi 8-6. Distance Specifications for TDR Test ........................................................ 8-11 8-7. PC Interface Cable Connections................................................................. 8-13 8-8. 9-to 25- pin Adapter .................................................................................... ...

  • Fluke DSP-100 - page 9

    vii List of Figures Figure Page 1-1. Standard Accessories .................................................................................. 1- 4 2-1. The Asterisk and Test Tool Accuracy ........................................................ 2- 6 2-2. Autotest Connections for Twisted Pair Cable (Channel) ........................... 2-8 2-3. Autot ...

  • Fluke DSP-100 - page 10

    DSP-100/2000 Users M anual viii 7-6. A TDX Analyzer Plot ................................................................................. 7-10 7-7. Split Pair Wiring......................................................................................... 7-12 7-8. How NVP is Calculated .............................................................. ...

  • Fluke DSP-100 - page 11

    1-1 Chapter 1 Introduction Chapter 1 provides the follow ing inform ation: • Features of the DSP-100 and DSP- 2000 test tools. • A list of equipment included with the test tools. • A g uide to using this m anual. Overview of Features The Fluke DSP- 100 LAN CableMeter ® and DSP- 2000 LAN Cable Analyz er test tools (hereafter referred to colle ...

  • Fluke DSP-100 - page 12

    DSP-100/2000 Users M anual 1-2 • Produces 2- way A utotest results in approximately 20 seconds. • I ncludes a stored library of com mon test standards and cable ty pes. • Allows for configuration of up to 4 custom test standards. • Time Dom ain Crosstalk (TDX  ) analyzer locates the position of crosstalk (NEXT) problems on a cable. • T ...

  • Fluke DSP-100 - page 13

    Introduction Standard Accessories 1 1-3 Standard Accessories The test tool comes with the follow ing accessories, which are show n in Figure 1-1. I f the test tool is dam aged or som ething is m issing, contact the place of purchase imm ediately . 1 AC/adapter/charger (2 with sm art rem ote packag e) 120V (US only) or universal adapter/charger and ...

  • Fluke DSP-100 - page 14

    DSP-100/2000 Users M anual 1-4 BP7217 Nickel-Cadmium Battery Pack RS-232 Cable DSP-Link Software 3.5-Inch Floppy Disk Strap RJ45 Straight Through Patch AC Adapter/Charger or Coaxial Cable RJ45 to BNC Adapter (DSP-2000 Only) 2m (2) 15 cm (1) gc01f.eps Figure 1-1. Standard Accessories ...

  • Fluke DSP-100 - page 15

    Introduction Using This Manual 1 1-5 Using This Manual W Warning Before using the t est t ool , carefull y read " Saf et y and Operational I nformation" at t he begi nni ng of Chapter 2. If y ou are fam iliar with the general features, functions, and operation of LA N cable testers and want to start testing cables im m ediately, proceed a ...

  • Fluke DSP-100 - page 16

    DSP-100/2000 Users M anual 1-6 If y ou have nev er used a LAN cable tester and want to learn about cable testing and troubleshooting before y ou use the test tool, proceed as follows: 1. Read Chapter 7, “Basic C able Testing,” to learn the basics of LAN cable characteristics, testing, and interpreting test results. 2. Read “Features” in Cha ...

  • Fluke DSP-100 - page 17

    2-1 Chapter 2 Getting Started Chapter 2 provides the follow ing inform ation: • Safety and cautions to observ e when using the test tool. • I nstructions for getting started quickly with the test tool. • Detailed information on the test tool’s features. • Detailed instructions on configuring the test tool. Safety and Operational Informati ...

  • Fluke DSP-100 - page 18

    DSP-100/2000 Users M anual 2-2 X Warning To avoid possible f i re or electric shock w hen chargi ng t he battery or poweri ng t he t est tool w i t h ac pow er, use only the ac adapter/charger provi ded w ith the test tool. W Caution Never connect the test t ool to telephone l i nes of any type, including I SDN lines. Doi ng so can damage t he t es ...

  • Fluke DSP-100 - page 19

    Getting Starte d Quick Start 2 2-3 Quick Start This section is for users who want to start using the test tool im mediately with minim al instruction. For sugg estions on additional reading that m ay be helpful to you, see “Using this Manual” in Chapter 1. Powering the Test Tool Before powering the test tool or sm art rem ote with the NiCad bat ...

  • Fluke DSP-100 - page 20

    DSP-100/2000 Users M anual 2-4 Quick Configur ati on The settings listed in Table 2-3 affect either the display form at or the accuracy of your test results. Follow ing the table are instructions for changing the settings. Fo r a comp lete list of the test tool’s adjustable settings, refer to the later section “Setup.” Table 2-3. Quick Config ...

  • Fluke DSP-100 - page 21

    Getting Starte d Quick Configuration 2 2-5 To change any of the setting s shown in Table 2- 3, proceed as follows: 1. Turn the rotary switch to S ETUP. 2. If the setting you w ant to change is not on the first Setup screen, press $ Page Down to see additional Setup screens. 3. Use D U to high light the setting y ou want to chang e. 4. Press ! Choic ...

  • Fluke DSP-100 - page 22

    DSP-100/2000 Users M anual 2-6 Results within Accuracy Range An asterisk follow ing a test result v alue indicates that the value is within the test tool’s range of accuracy , as shown in Figure 2- 1. All tests except the w ire map test may produce results with an asterisk when the asterisk is required by the selected test standard. The asterisk ...

  • Fluke DSP-100 - page 23

    Getting Starte d Autotest on Twisted Pair Cable 2 2-7 Autotest on Twisted Pair Cable Autotest perform s all of the tests necessary to determ ine if the cable you are testing m eets the test standards specified for your LA N installation. The following tests apply to twisted pair cable: • Wire Map • Resistance • Length • Propagation Delay ? ...

  • Fluke DSP-100 - page 24

    DSP-100/2000 Users M anual 2-8 Transition Connector Test Tool Horizontal Cross Connect Blocks ENTER TEST EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST WAKE UP Wall Outlet 2 Meters RJ45 Jacks Smart Remote 2 Meters FAULT INFO OFF ON DSP-2000 CABLE ANALYZER DSP-2000SR SMART REMOTE PASS TESTING FAIL LOW B ...

  • Fluke DSP-100 - page 25

    Getting Starte d Autotest on Twisted Pair Cable 2 2-9 1. If y ou are using a DSP- 100 m ain unit as the remote, turn the rem ote unit’s rotary switch to S MART R EMOTE. I f you are using a sm art remo te unit, turn its rotary switch to O N. 2. Use a 2m patch cable of the correct impedance to connect the rem ote to the far end of the cable link. 3 ...

  • Fluke DSP-100 - page 26

    DSP-100/2000 Users M anual 2-10 Autotest on Coaxial Cable The following tests are run during an Autotest on coaxial cable: • Im pedance • Resistance • Length • Anomaly detection (Results shown only if anom alies are detected.) To run an Autotest on coaxial cable, refer to Figure 2- 3 and proceed as follows: 1. Turn off any PC nodes connecte ...

  • Fluke DSP-100 - page 27

    Getting Starte d Autotest on Coaxial Cable 2 2-11 BNC “T” Connector 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC ENTER TEST EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST For Length Test, remove far-end Terminator Test Tool FAULT INFO DSP-2000 CABLE ANALYZER gc04f.epc Figure 2-3. Autote ...

  • Fluke DSP-100 - page 28

    DSP-100/2000 Users M anual 2-12 Main Unit Features Figure 2- 4 shows the features on the m ain unit and Table 2-4 explains their functions. Features shown in light g ray are found on Model DSP- 100 only. DSP-100 DSP-2000 ENTER TEST EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST WAKE UP 12 14 15 14 14 1 ...

  • Fluke DSP-100 - page 29

    Getting Starte d Main Unit Features 2 2-13 Table 2-4. Main Unit Features Item Feature Description 1 Rotary Switch Selects the tes t tool’s modes . 2 e Exits the c urrent screen. 3 F Model DSP-2000 only. Autom atically provides more spec ific information on the cause of an Autotes t failure. 4 T Starts the highlighted test or res tarts the test la ...

  • Fluke DSP-100 - page 30

    DSP-100/2000 Users M anual 2-14 Remote Features Figure 2- 5 shows the features on the standard and sm art remote units. Table 2- 5 explains the functions of these items. PASS TEST FAIL Smart Remote Standard Remote OFF ON DSP-2000SR SMART REMOTE PASS TESTING FAIL LOW BATTERY gc06f.eps Figure 2-5. Standard and Smart Remote Features ...

  • Fluke DSP-100 - page 31

    Getting Starte d Remote Features 2 2-15 Table 2-5. Remote Connectors and Features Item Feature Description 1 RS-232C serial port A DB9P connec tor for loading software updates. 2 AC adapter/ charger jack Connection for the ac adapter/c harger supplied with the test tool. 3 AC power indicator LED Style 1: A green LED that turns on when the test tool ...

  • Fluke DSP-100 - page 32

    DSP-100/2000 Users M anual 2-16 Strap and Bail The test tool and the smart rem ote have a strap and a bail. Fig ure 2- 6 shows how to attach the strap and open the bail. gc07f.eps Figure 2-6. Attaching the Strap and Opening the Bail Rotary Switch The following parag raphs summ arize the m odes you can select w ith the rotary switch on the main unit ...

  • Fluke DSP-100 - page 33

    Getting Starte d Rotary Switch 2 2-17 Autotest Autotest is the m ost frequently used function in LA N cable testing. A utotest performs all of the tests necessary to qualify the cable y ou are testing. When the Autotest is com plete, the tests that were run are listed with the ov erall result for each test. You can also view detailed results for ea ...

  • Fluke DSP-100 - page 34

    DSP-100/2000 Users M anual 2-18 The following tests apply to coaxial cable: • I mpedance: Measures the im pedance of the cable. • Resistance: Measures the loop resistance of the cable, shield, and terminator. • Length: Measures the leng th of unterminated cables. • Anom aly Detection: D uring a coaxial cable test, the test tool also detects ...

  • Fluke DSP-100 - page 35

    Getting Starte d Rotary Switch 2 2-19 Setup Allows you to do the following : • Select a test standard and cable type. • Select an averag e cable temp erature when tem perature is required by the selected test standard. • Set the test tool to test cable installed in conduit when a conduit setting is required by the selected test standard. • ...

  • Fluke DSP-100 - page 36

    DSP-100/2000 Users M anual 2-20 Print Allows you to send sav ed reports or report summ aries to a serial printer. You can print the results from prev iously stored A utotests. Also allows editing of the report identification information. Special Functions Allows you to do the following : • View or delete test reports saved in m emory . • Genera ...

  • Fluke DSP-100 - page 37

    Getting Starte d Turning On the Test Tool 2 2-21 Selecting a Language for Displays and Reports The test tool displays results and prints reports in English, Germ an, French, Spanish, and Italian. To select a language for display s and reports, proceed as follows: 1. Turn the rotary switch to S ETUP. 2. Press $ Page Down four tim es. 3. Use D to hig ...

  • Fluke DSP-100 - page 38

    DSP-100/2000 Users M anual 2-22 Overvoltage Test The test tool periodically checks for dc v oltages on the cable connected to the RJ45 jack. A dc voltag e means that the test tool is connected to an activ e telephone cable or other power source. If v oltage is detected, the following messag e appears: WARNING! EXCESSIVE VOLTAGE DETECTED AT INPUT . ...

  • Fluke DSP-100 - page 39

    Getting Starte d Configuring the Test Tool 2 2-23 When the backlig ht time- out is enabled, the back light tim er starts counting down after all tests are comp lete or after the last key entry or m ovem ent of the rotary switch. To restart the backlig ht timer w hile the backlig ht is on, press any k ey (except the backlig ht key ) or turn the rota ...

  • Fluke DSP-100 - page 40

    DSP-100/2000 Users M anual 2-24 Selecting a Test Standard and Cable Type The test standard and cable type you select determ ine which standards are used and which tests are run during cable testing . The test tool is equipped with information for all the com m on test standards and cable types. Several of the test standards for twisted pair cable a ...

  • Fluke DSP-100 - page 41

    Getting Starte d Configuring the Test Tool 2 2-25 An increase in cable tem perature causes an increase in attenuation. To compensate for this increase, the test tool uses the temperature y ou select to m odify the attenuation test limits. To av oid passing faulty cables or failing g ood cables, select the temperature that is closest to the cable’ ...

  • Fluke DSP-100 - page 42

    DSP-100/2000 Users M anual 2-26 Selecting a Length Unit The test tool displays length m easurem ents in m eters or feet. To change the unit of m easurement, proceed as follow s: 1. Turn the rotary switch to S ETUP. 2. Press $ Page Down four tim es. 3. Press ! Choice . 4. Use D U to high light the desired unit. 5. Press E to accept the highlig hted ...

  • Fluke DSP-100 - page 43

    Getting Starte d Configuring the Test Tool 2 2-27 Setting the Date and Time The test tool has a clock that records the date and tim e for saved test results. To change the date or tim e or the format for the date or tim e, proceed as follows: 1. Turn the rotary switch to S ETUP. 2. Press $ Page Down three tim es. 3. Use D to high light the date or ...

  • Fluke DSP-100 - page 44

    DSP-100/2000 Users M anual 2-28 Setting the Power-Down Time r To extend battery life, y ou can set the power- down tim er to automatically switch the test tool to a low-power m ode after a selected period of inactivity. You can also disable the power- down tim er. When the test tool switches to low- power mode, the display g oes blank. To reactivat ...

  • Fluke DSP-100 - page 45

    Getting Starte d Remote Lights, Messages, and Audible Tones 2 2-29 Remote Lights, Messages, and Audi bl e Tones The standard and smart rem otes indicate various states by flashing light- emitting diodes (LEDs) and em itting audible tones, as described in Table 2-6. Table 2-6. Status Indications from Remotes Status Standard Remote Indications Smart ...

  • Fluke DSP-100 - page 46

    DSP-100/2000 Users M anual 2-30 Remote End Testing If y ou have a second test tool or a sm art remote, you can perform remote end testing. The rem ote end testing feature allow s you to run the near- end crosstalk (NEXT) test at the far end of the cable and get the attenuation to crosstalk ratio (ACR) from the far end of the cable without switching ...

  • Fluke DSP-100 - page 47

    Getting Starte d Remote Communication Error 2 2-31 Remote Communication Error If y ou are running the NEXT@REMOTE or RL@REMOTE test, and the main unit detects a comm unication problem with the rem ote, the following m essage appears on the main unit: REMOTE communication error . This messag e m eans that the REMOTE data cannot be transm itted to th ...

  • Fluke DSP-100 - page 48

    DSP-100/2000 Users M anual 2-32 Battery Status Display To see the charge level of the m ain unit’ s NiCad battery , turn the rotary switch to SPECIAL FUNCTI ONS; then select Battery Status . To see the charg e level of the sm art rem ote’ s battery , connect the smart rem ote to the main unit (use the CABLE TEST j ack on Model DSP- 2000); then ...

  • Fluke DSP-100 - page 49

    3-1 Chapter 3 Autotest Chapter 3 provides the follow ing inform ation: • I nstructions and test result descriptions for an Autotest on twisted pair cable. • I nstructions and test result descriptions for an Autotest on coaxial cable. • I nstructions for saving Autotest results. Autotest Softkeys The following softk ey functions are activ e on ...

  • Fluke DSP-100 - page 50

    DSP-100/2000 Users M anual 3-2 Autotest on Twisted Pair Cable The procedures for an Autotest on shielded and unshielded twisted pair cable are the same. When shielded cable is selected, the test tool perform s an additional test for shield continuity if the shield test is enabled in SETUP . To run the Autotest on twisted pair cable, refer to Fig ur ...

  • Fluke DSP-100 - page 51

    Autotest Autotest on Twisted Pair Cable 3 3-3 Note The REMOT E tests will run only if the remote is a smart rem ote or a DSP-100 with the SMART REMOTE mode select ed. 1. If y ou are using a DSP- 100 main unit as the remote, turn the rem ote unit’s rotary switch to S MART R EMOTE. I f you are using a sm art remote unit, turn its rotary switch to O ...

  • Fluke DSP-100 - page 52

    DSP-100/2000 Users M anual 3-4 Link Performance Grade Result (Headroom) When an Autotest is com plete, the display show s the overall result (pass or fail) and the worst- case NEXT m argin, or headroom . Headroom is the smallest difference found between the m easured NEXT value and the lim it. T his num ber serves as a fig ure of m erit that reflec ...

  • Fluke DSP-100 - page 53

    Autotest Automatic Diagnostics (Model DSP-2000) 3 3-5 gc09c.eps Figure 3-2. Examples of Automatic Diagnostics Displays ...

  • Fluke DSP-100 - page 54

    DSP-100/2000 Users M anual 3-6 Autotest Results for Twisted Pair Cable To see detailed results from a test, use D U to highlig ht the test on the m ain Autotest m enu; then press E . Note The tests run during an Autotest on twisted pair cable depend on the test standard selected. Tests not applicable to the selected test standard are not run or dis ...

  • Fluke DSP-100 - page 55

    Autotest Autotest Results for Twisted Pair Cable 3 3-7 Table 3-1. Wire Map Displays (continued) Wire Map Condition Display Schematic (only affected pairs shown) Description Cross ed wires gc44i.eps 1 2 3 6 1 2 3 6 gc45i.eps A wire in the 1,2 pair is cros sed with a wire in the 3,6 pair. Wiring does not form a recognizable circu it. Reversed pairs g ...

  • Fluke DSP-100 - page 56

    DSP-100/2000 Users M anual 3-8 Resistance The resistance test measures the dc loop resistance for each cable pair. The resistance results screen displays the resistance, lim it, and pass/fail result for each cable pair. A PASS result means that the m easured resistance is less than the limit. A FAIL result m eans that the measured resistance exceed ...

  • Fluke DSP-100 - page 57

    Autotest Autotest Results for Twisted Pair Cable 3 3-9 Propagation Delay and Delay Skew Propagation delay s are the times tak en in nanoseconds for a test pulse to travel the length of each cable pair. Delay sk ews are the differences in propagation delays between the shortest delay , which is displayed as 0 ns, and the delay s of the other cable p ...

  • Fluke DSP-100 - page 58

    DSP-100/2000 Users M anual 3-10 Attenuation Note Incorrect conduit or temperature settings can cause false attenuation results. You can change these settings in the SETUP mode, as described in “Configuring the Test Tool” in Chapter 2. The attenuation test measures the loss of sig nal strength ov er the length of the cable. The first attenuation ...

  • Fluke DSP-100 - page 59

    Autotest Autotest Results for Twisted Pair Cable 3 3-11 Pressing @ View Plot produces the attenuation plot screen. Fig ure 3- 3 shows an exam ple of the screen and Table 3-3 describes the item s on the screen. 5 1 2 6 4 3 gc10c.eps Figure 3-3. The Attenuation Plot Screen Table 3-3. Items on the Attenuation Plot Screen Item Description 1 The cable p ...

  • Fluke DSP-100 - page 60

    DSP-100/2000 Users M anual 3-12 NEXT Test The NEXT test measures the crosstalk between cable pairs. This crosstalk v alue is expressed as the difference in amplitude (in dB ) between the test signal and the crosstalk sig nal. NEXT is m easured from the m ain-unit end of the cable over a frequency rang e defined by the selected test standard. If the ...

  • Fluke DSP-100 - page 61

    Autotest Autotest Results for Twisted Pair Cable 3 3-13 Pressing @ View Plot produces the N EXT plot screen. Figure 3- 4 shows an example of the screen and Table 3- 5 describes the item s on the screen. 6 5 4 3 2 1 gc11c.eps Figure 3-4. The NEXT Plot Screen Table 3-5. Items on the NEXT Plot Screen Item Description 1 The cable pairs relev ant to the ...

  • Fluke DSP-100 - page 62

    DSP-100/2000 Users M anual 3-14 NEXT@REMOTE Results The NEXT@REMOTE test and its results are identical to the NE XT test described above, except that the NE XT@REMOTE m easurements are tak en from the remote end of the cable and sent to the m ain unit. ACR The ACR test calculates the ratio of attenuation to crosstalk (ACR) for each combination of c ...

  • Fluke DSP-100 - page 63

    Autotest Autotest Results for Twisted Pair Cable 3 3-15 Table 3-6. Items on the ACR Results Screen Item Description NEXT Pairs The pairs that produced the cros stalk v alue used in calc ulating the ACR result. Atten . Pair The pair that produced the attenuation value us ed in calculating the ACR result. Result The overall result for the ACR test. A ...

  • Fluke DSP-100 - page 64

    DSP-100/2000 Users M anual 3-16 Pressing @ View Plot produces the AC R plot screen. Figure 3- 5 shows an example of the screen and Table 3- 7 describes the item s on the screen. 6 5 4 3 2 1 gc12c.eps Figure 3-5. The ACR Plot Screen Table 3-7. Items on the ACR Plot Screen Item Description 1 The cable pairs relev ant to the plot. 2 Frequency range in ...

  • Fluke DSP-100 - page 65

    Autotest Autotest Results for Twisted Pair Cable 3 3-17 ACR@REMOTE The ACR@ REMOTE test is identical to the AC R test, except that the ACR v alues are calculated using NE XT@REMOTE values. Return Loss (RL) The R L test m easures the difference between a test signal’s amplitude and the amplitude of sig nal reflections returned by the cable. The re ...

  • Fluke DSP-100 - page 66

    DSP-100/2000 Users M anual 3-18 Pressing @ View Plot produces the RL plot screen. Figure 3- 6 shows an example of the screen and Table 3- 9 describes the item s on the screen. 5 2 1 6 4 3 gc13c.eps Figure 3-6. The RL Plot Screen Table 3-9. Items on the RL Plot Screen Item Description 1 The cable pair relevant to the plot. 2 Frequency range in M Hz ...

  • Fluke DSP-100 - page 67

    Autotest Autotest on Coaxial Cable 3 3-19 PSNEXT (Power Sum NEXT; M odel DSP-2000) The PSNEXT results show how m uch each cable pair is affected by the com bined NEXT from the other pairs. PSNEXT is expressed as the difference in am plitude (in dB) between the crosstalk received on a cable pair and a test sig nal transmitted on the other pairs. PSN ...

  • Fluke DSP-100 - page 68

    DSP-100/2000 Users M anual 3-20 BNC “T” Connector 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC ENTER TEST EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST For Length Test, remove far-end Terminator Test Tool FAULT INFO DSP-2000 CABLE ANALYZER gc04f.eps Figure 3-7. Autotest Connections for ...

  • Fluke DSP-100 - page 69

    Autotest Autotest Results for Coaxial Cable 3 3-21 1. Turn off any PC nodes connected to the cable y ou are testing. 2. If y ou want the Autotest to report cable length, rem ove the terminator from the far end of the cable. 3. Turn the rotary switch to A UTOTEST. 4. Verify that the test standard and cable ty pe displayed are correct. You can change ...

  • Fluke DSP-100 - page 70

    DSP-100/2000 Users M anual 3-22 Resistance The resistance test measures the loop resistance of the cable and the term inator. If a terminator is not connected or if the cable is open, the resistance v alue is reported as OPEN . I f the cable or the term inator is shorted, the resistance value is reported as near 0 Ω . Resistance values ov er 400 ...

  • Fluke DSP-100 - page 71

    Autotest Saving Autotest Results 3 3-23 Saving Autotest Results The test tool’s mem ory can store the results of 500 or more Autotests, depending on the software version and test standard used. Y ou can save the results from an Autotest anytim e after the Autotest is complete, but before another A utotest or a Single Test is started. To save Auto ...

  • Fluke DSP-100 - page 72

    DSP-100/2000 Users M anual 3-24 2 4 3 5 1 gc15c.eps Figure 3-8. Screen for Saving Autotest Results Table 3-10. Items on the Autotest Save Screen Item Description 1 The characters you can use to m ake a name for the tes t results you are s aving. 2 The date and time when the Autotest w as saved. 3 The default name ass igned to the results from the m ...

  • Fluke DSP-100 - page 73

    Autotest The Autotest Report 3 3-25 Automatically Increment ing the Cable Identif ication Name The test tool’s auto increment function increm ents the last alphanumeric character of the cable identification name each tim e you save Autotest results. To enable or disable the auto increment function, proceed as follows: 1. Turn the rotary switch to ...

  • Fluke DSP-100 - page 74

    DSP-100/2000 Users M anual 3-26 The result printed on a report summ ary can be a pass or fail, or warning. A failure of any test required by the selected test standard produces a fail result on the report summ ary. A warning appears on reports for twisted pair cable if a length, impedance, propag ation delay, or delay skew test produced a warning. ...

  • Fluke DSP-100 - page 75

    Autotest The Autotest Report 3 3-27 Mukilteo Cable Co. Test Summary: PASS SITE: World Technology Ctr. Cable ID: Rm16COAX34 OPERATOR: Mike Marshall Date / Time: 01/07/97 10:50:12am NVP: 80.0% FAULT ANOMALY THRESHOLD: 10% Test Standard: Coax Cables FLUKE DSP-2000 S/N: 6680915 Cable Type: 10Base2 (50 Ohms) Software Version: 3.29 Standards Version: 3.0 ...

  • Fluke DSP-100 - page 76

    DSP-100/2000 Users M anual 3-28 ...

  • Fluke DSP-100 - page 77

    4-1 Chapter 4 Running Individual Tests Chapter 4 provides the follow ing inform ation: • Descriptions of the test results produced by the TDX  analyzer and TDR test. • I nstructions for running Sing le Tests on twisted pair cable. • I nstructions for running Sing le Tests on coaxial cable. • I nstructions for using the tests av ailable i ...

  • Fluke DSP-100 - page 78

    DSP-100/2000 Users M anual 4-2 Scanning Function The Single Test versions of the wire m ap, resistance, T DR, and TDX analy zer tests include a scanning function, which y ou can activate by pressing the # Scanning ON softkey . The scanning function runs the test repeatedly and updates the display each tim e a test is com plete. This function is use ...

  • Fluke DSP-100 - page 79

    Running Individual Tests When to Use a Remote Unit 4 4-3 Table 4-1. Remote Requirements for Cable Tests Test Remote Unit Autotest Required. Supported by all remotes . Wire Map Required. Supported by all remotes . NEXT Required. Supported by all remotes . NEXT@REMOTE Required. Supported by sm art remotes and DSP-100 main units used as remotes. With ...

  • Fluke DSP-100 - page 80

    DSP-100/2000 Users M anual 4-4 Running a Single Test on Twisted Pair Cable To run a test as a Single Test, refer to Figure 4- 1 and proceed as follows: RJ45 Jack Wall Outlet Patch Panel 2 Meters Test Tool 2 Meters ENTER TEST FAULT INFO EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST WAKE UP DSP-2000 CAB ...

  • Fluke DSP-100 - page 81

    Running Individual Tests When to Use a Remote Unit 4 4-5 1. If y ou are using a DSP- 100 main unit as the remote, turn the rem ote unit’s rotary switch to S MART R EMOTE. I f you are using a sm art remote unit, turn its rotary switch to O N. 2. Use a 2m patch cable of the correct impedance to connect the rem ote to the far end of the cable link. ...

  • Fluke DSP-100 - page 82

    DSP-100/2000 Users M anual 4-6 The TDX Analyze r The TDX (Time Dom ain Crosstalk) analyzer display s the locations where crosstalk is occurring on the cable. You can view the test results in a list or plot format. The list form at shows the largest crosstalk v alue detected on the cable. The plot shows all of the crosstalk detected. The crosstalk v ...

  • Fluke DSP-100 - page 83

    Running Individual Tests The TDX Analyzer 4 4-7 If the test tool does not detect a rem ote, the following messag e appears: NO REMOTE DETECTED . To run the TDX analyzer, press E . To restart the analyz er and scan for the remote ag ain, press T . To return to the first Single Test screen, press e . TDX Analyzer Results When the TDX analyz er test i ...

  • Fluke DSP-100 - page 84

    DSP-100/2000 Users M anual 4-8 TDX Analyzer Plot To view a TDX analy zer plot for a set of cable pairs, use D U to highlig ht the pairs, then press # View Plot to see the plot screen for the pairs. Figu re 4-2 show s an example of a TDX analy zer plot and Table 4- 3 describes the items on the screen. 1 2 3 4 5 gc20c.eps Figure 4-2. Example of a TDX ...

  • Fluke DSP-100 - page 85

    Running Individual Tests The TDR Test 4 4-9 The TDR Test The TDR (Time Dom ain Reflectometry ) test helps you locate im pedance anomalies on a cable by reporting the locations of sig nal reflections caused by the anomalies. The test locates anomalies caused by problems such as shorts, opens, poor connections, and mism atches in cable types. You can ...

  • Fluke DSP-100 - page 86

    DSP-100/2000 Users M anual 4-10 Running the TDR Test on Twisted Pair Cable To run the TDR test on twisted pair cable, proceed as follows: 1. Disconnect any PC s from the link you are testing . 2. If y ou are using a DSP- 100 main unit as a remote, turn the rem ote unit’s rotary switch to S MART R EMOTE. I f you are using a sm art remote unit, tur ...

  • Fluke DSP-100 - page 87

    Running Individual Tests The TDR Test 4 4-11 TDR Result s Screen When the TDR test is com plete, the TDR results screen appears. Table 4-5 describes the items on the screen. Table 4-5. Items on a TDR Results Screen (Tw isted Pair Results) Item Description Pair The cable pair relevant to the res ults. Not shown for c oaxial cable res ults. Distance ...

  • Fluke DSP-100 - page 88

    DSP-100/2000 Users M anual 4-12 5 6 3 2 1 7 4 gc21c.eps Figure 4-3. Example of a TDR Plot (Twisted Pair Results) Table 4-6. Items on a TDR Plot (Twisted Pair Results) Item Description 1 The cable pair relevant to the res ults. 2 The peak value as reported on the results sc reen. 3 The distance along the c able under test. The 0 at the left of the s ...

  • Fluke DSP-100 - page 89

    Running Individual Tests Single Test Results for Twisted Pair Cable 4 4-13 Wire Map Wire map results are identical to the Autotest v ersion. See “Wire Map” in Chapter 3 for details. The Single Test version of the wire m ap test includes the scanning function. Length If a rem ote is connected, the length test and results are identical to the Aut ...

  • Fluke DSP-100 - page 90

    DSP-100/2000 Users M anual 4-14 Return Loss (RL) and RL@REMOTE The RL test is identical to the Autotest version. See “Return Loss” in Chapter 3 for details. The RL@REMOTE test is available only when using a DSP- 2000 with a DSP- 2000 smart rem ote. Remote end testing m ust be enabled on the main unit. See "RL@ REMOTE" in C hapter 3 fo ...

  • Fluke DSP-100 - page 91

    Running Individual Tests Single Tests for Coaxial Cable 4 4-15 BNC “T” Connector 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC 1 2 3 4 5 6 7 8 PC ENTER TEST EXIT SAVE 1 2 34 OFF PRINT MONITOR SETUP SPECIAL FUNCTIONS SMART REMOTE SINGLE TEST AUTO TEST For Length Test, remove far-end Terminator Test Tool FAULT INFO DSP-2000 CABLE ANALYZER gc22f.eps Figur ...

  • Fluke DSP-100 - page 92

    DSP-100/2000 Users M anual 4-16 Single Test Results fo r Coaxial Cable The Single Test results for coaxial cable are identical to those displayed by an Autotest, with exceptions noted as follow s. Impedance Identical to A utotest version. See “I mpedance” in Chapter 3 for details. Resistance Identical to A utotest version. See “Resistance” ...

  • Fluke DSP-100 - page 93

    Running Individual Tests Monitoring Network Activity 4 4-17 W Caution When using a coaxial T- connector to connect the t est tool to a network, never al low the T- connect or t o touch a conductive surface. Such cont act could disrupt net w ork operation by creati ng a ground l oop. Note To extend battery life, use the ac adapter/charger when monit ...

  • Fluke DSP-100 - page 94

    DSP-100/2000 Users M anual 4-18 1. Turn the rotary switch to MO NI TOR. 2. Use D to hig hlight either 10BaseT Traffic on RJ45 ( 10/100BaseTX Traffic on RJ45 on Model DSP-2000) or 10Base2 Traffic on BNC . 3. Rem ove any cable connected to the test tool’s unused test connector. 4. Use a patch cable of the correct im pedance to connect the test tool ...

  • Fluke DSP-100 - page 95

    Running Individual Tests Monitoring Network Activity 4 4-19 Table 4-7. Items on the Traffic Monitor Screen Item Description Utilization Last 1 second Percentage of the network’s transmiss ion bandwidth used over the las t 1 second. Utiliz ation includes c orrect frames, c ollisions, and jabber. The percentage indicates the current traffic density ...

  • Fluke DSP-100 - page 96

    DSP-100/2000 Users M anual 4-20 Identifying Hub Por t Connections The hub port locator helps you determ ine which port a cable is connected to at a hub. The locator sends a link pulse to the hub, causing the port’ s LED to blink. To identify a hub port connection, proceed as follows: 1. On Model DSP-100, rem ove any cable connected to the test to ...

  • Fluke DSP-100 - page 97

    Running Individual Tests Monitoring Impulse Noise 4 4-21 Running the Impulse Noise Test The connector type for the noise test is always RJ45. The noise test is not valid for coaxial cable because the level of noise on coaxial cable is neg ligible. To monitor im pulse noise, refer to Figure 4-6 and proceed as follows: RJ45 Jack Wall Outlet Patch Pan ...

  • Fluke DSP-100 - page 98

    DSP-100/2000 Users M anual 4-22 Note To extend battery life, use the ac adapter/charger when monitoring impulse noise for extended periods. While monitoring impulse noise, the test tool’s automatic power-down function is disabled. Note Monitoring impulse noise without a remote connected may produce unreliable test results. 1. If y ou are using an ...

  • Fluke DSP-100 - page 99

    Running Individual Tests Determining Hub Port Capabilities (Model DSP- 2000) 4 4-23 Noise Test Result s As the noise test runs, the displayed test results are updated ev ery second after the first 10-second sam ple period. T able 4-8 describes the items on the screen. Table 4-8. Items on the Noise Monitor Screen Item Description Impulse Noise Thres ...

  • Fluke DSP-100 - page 100

    DSP-100/2000 Users M anual 4-24 Using the Tone Generator (Model DSP-2000) If y ou have an inductiv e pickup dev ice, you can use the test tool’ s tone generator to identify cable runs and connections. The tone generator produces a sig nal on the cable under test. You can hear the signal as an audible tone w hen you place an inductive pick up devi ...

  • Fluke DSP-100 - page 101

    5-1 Chapter 5 Viewing and Printing Saved Reports Chapter 5 provides the follow ing inform ation: • I nstructions for sending sav ed test reports to a serial printer. • I nstructions for editing the report identification inform ation. • I nstructions for viewing, deleting, and renam ing test reports sav ed in the test tool’s mem ory. Printin ...

  • Fluke DSP-100 - page 102

    DSP-100/2000 Users M anual 5-2 Configuring the Serial Port Before you send a report to a printer, set the test tool’s serial port setting s to m atch the printer’s serial port settings. The serial port setting s include baud rate, flow control, and printer type. For the ty pe of printer, you can select Hewlett- Packard, Epson, or Text Only. The ...

  • Fluke DSP-100 - page 103

    Viewing and Printing Saved Reports Printing Test Reports 5 5-3 Test Tool gc25f.eps Figure 5-1. Connections for Printing Test Reports 1. Rem ove any cables connected to the connectors at the top of the test tool. 2. Configure the test tool’s serial port, as described in the prev ious section. 3. Use an appropriate cable to connect the test tool to ...

  • Fluke DSP-100 - page 104

    DSP-100/2000 Users M anual 5-4 • Selected Autotest Reports : Displays the SELECT AUTOTEST REPORTS screen where you can select the reports y ou want to print, as follows: 1. Use # Page Up , $ Page Down , and/or D U to high light a report label. 2. Press E to select the highlig hted report. An asterisk appears on the label to show that the report i ...

  • Fluke DSP-100 - page 105

    Viewing and Printing Saved Reports Printing Test Reports 5 5-5 4. To delete characters in the name, press $ Delete . To add a character to the name, use L R and D U to hig hlight a character in the list; then press E . 5. To store the name, press S . 6. When printing is com plete, the test tool displays the follow ing m essage: Delete All Printed R ...

  • Fluke DSP-100 - page 106

    DSP-100/2000 Users M anual 5-6 Viewing, Renaming, and Deleting Test Reports To view, renam e, or delete test reports, proceed as follows: 1. Turn t he rotar y switch to SPECIAL FUNCTIONS. 2. Press E to select View/Delete Test Reports . The VIEW/DELETE TEST REPORT S screen appears showing the first scr een of test record labels. The reports are list ...

  • Fluke DSP-100 - page 107

    6-1 Chapter 6 Calibrations and Custom Test Standards Chapter 6 provides the follow ing inform ation: • I nstructions for calibrating the test tool. • I nstructions for determining a cable’s NVP v alue. • I nstructions for defining a custom test standard. Calibrati ng the Test Tool Before shipm ent, each test tool is calibrated to work w ith ...

  • Fluke DSP-100 - page 108

    DSP-100/2000 Users M anual 6-2 To recalibrate the test tool, refer to Figure 6- 1 and proceed as follows: Test Tool Smart Remote 15 cm UTP Patch Cable gc26f.eps Figure 6-1. Connections for Self-Calibration (DSP-2000 Shown) 1. Turn t he rotar y switch to SPECIAL FUNCTIONS. 2. Use D to hig hlight Self Calibration . 3. Press E . 4. On Model DSP-100, r ...

  • Fluke DSP-100 - page 109

    Calibrations and Custom Test Standards NVP Calibration 6 6-3 NVP Calibration The Determ ine Cable NVP function allows y ou to determ ine the NVP (nominal velocity of propagation) for a k nown length of cable and sav e the value for additional measurem ents of unknown lengths of the sam e type of cable. The calibrated NVP value applies only to the s ...

  • Fluke DSP-100 - page 110

    DSP-100/2000 Users M anual 6-4 Configuri ng a Custom Cabl e The Configure Custom Cable function allows you to define custom test standards for up to four custom cables. You can chang e the following param eters for your custom config uration: • Baseline standard for cable definition • NVP (Nominal Velocity of Propag ation) • Maximum cable len ...

  • Fluke DSP-100 - page 111

    Calibrations and Custom Test Standards Configuring a Custom Cable 6 6-5 To configure a custom cable, proceed as follows: 1. Turn the rotary switch to S ETUP. 2. Press $ Page Down five tim es. 3. Highlig ht the custom cable configuration; then press E to see the menu of custom cable nam es. T he default cable nam es are *Custom Cable 1* through *Cus ...

  • Fluke DSP-100 - page 112

    DSP-100/2000 Users M anual 6-6 ...

  • Fluke DSP-100 - page 113

    7-1 Chapter 7 Basic Cable Testing Chapter 7 provides the follow ing inform ation: • A description of LAN cable construction. • Definitions and explanations of attenuation, noise, characteristic impedance, crosstalk, near- end crosstalk (NEXT), NVP, ACR, and RL . • Explanations of the TDR and TDX  analyzer tests and plots. • Basic trouble ...

  • Fluke DSP-100 - page 114

    DSP-100/2000 Users M anual 7-2 Cables are designed to perform best in specific applications. For example, power cables are designed to m i nim ize power losses at frequencies of 50 or 60 Hz . LAN cables are designed to m i nim ize signal distortion at hig her frequencies. Two types of cables are desig ned for use with LAN sy stems: twisted pair cab ...

  • Fluke DSP-100 - page 115

    Basic Cable Testing LAN Cable Construction 7 7-3 WG G Pair 3 WO O WBR BR Pair 4 BL WBL Pin 1 Pin 2 Pin 3 Pin 6 Pin 7 Pin 8 Pin 4 Pin 5 Pair 1 Pair 2 WO O Pair 2 WG G WBR BR Pair 4 BL WBL Pin 1 Pin 2 Pin 3 Pin 6 Pin 7 Pin 8 Pin 4 Pin 5 Pair 1 Pair 3 568A 568B gc28f.eps Figure 7-2. EIA/TIA RJ45 Connections ...

  • Fluke DSP-100 - page 116

    DSP-100/2000 Users M anual 7-4 Coaxial Cable Coaxial cable consists of a conductor surrounded first by an insulating material, then by a braided conductiv e sheath, as shown in Figure 7- 3. In LAN applications, the sheath is electrically g rounded and serves as a shield that protects the inner conductor from electrical noise. The shield also helps ...

  • Fluke DSP-100 - page 117

    Basic Cable Testing Attenuation 7 7-5 Attenuation Attenuation is a decrease in the strength of a sig nal over the length of a cable, as shown in Figure 7- 4. Signal Source Signal Receiver Cable V OUT V IN Loss gc30f.eps Figure 7-4. Attenuation of a Signal Attenuation is caused by a loss of electrical energ y in the resistance of the cable wire and ...

  • Fluke DSP-100 - page 118

    DSP-100/2000 Users M anual 7-6 Noise Electrical noise is unwanted electrical signals that alter the shape of the sig nals transmitted on a L AN cable. Fig ure 7-5 show s an example of how noise affects the shape of an electrical signal k nown as a sine wav e. Signals that are sev erely distorted by noise can cause com munication errors in a LAN. OU ...

  • Fluke DSP-100 - page 119

    Basic Cable Testing Characteristic Impedance 7 7-7 LAN cables act as antennas that can pick up noise from fluorescent lig hts, electric motors, electric heaters, photocopiers, refrig erators, elevators, and other electronic devices. Coaxial cable is far less susceptible to noise than tw isted pair cable because it is shielded by a conductiv e sheat ...

  • Fluke DSP-100 - page 120

    DSP-100/2000 Users M anual 7-8 Minimi z i ng Impedance Disconti nui ti es Characteristic impedance is usually altered slightly by cable connections and terminations. Sharp bands or k inks in LAN cable can also alter the cable’s characteristic impedance. N etworks can operate w ith small discontinuities because the resulting sig nal reflections ar ...

  • Fluke DSP-100 - page 121

    Basic Cable Testing Crosstalk and Near-End Cr osstalk (NEXT) 7 7-9 Crosstalk and Near-End Crosstalk (NEXT) Crosstalk is undesirable sig nal transm ission from one cable pair to another nearby pair. Like electrical noise from outside sources, crosstalk can cause comm unication problems in networks. O f all the characteristics of LAN cable operation, ...

  • Fluke DSP-100 - page 122

    DSP-100/2000 Users M anual 7-10 The plot’s horizontal scale represents the distance along the cable under test. I n the above exam ple, the cursor is placed at a sm all crosstalk source caused by a connector 77 ft (23.5m) from the test tool. The vertical scale represents the m agnitude of the crosstalk detected. The crosstalk lev els shown on the ...

  • Fluke DSP-100 - page 123

    Basic Cable Testing Crosstalk and Near-End Cr osstalk (NEXT) 7 7-11 The scale of the vertical scale increases log arithmically . The scale units are arbitrary. A lev el of 50 represents a crosstalk mag nitude that is close to causing a cable failure. The level of 100 is approxim ately 20 tim es greater than the lev el of 50. A level of 100 represen ...

  • Fluke DSP-100 - page 124

    DSP-100/2000 Users M anual 7-12 Split Pairs and NEXT A split pair occurs when one w ire from a cable pair is twisted tog ether with a wire from a different cable pair. S plit pairs mo st frequently result from m iswires at punchdown blocks and cable connectors. Fig ure 7-7 shows an exam ple of split pair wiring. N otice that the pin-to- pin connect ...

  • Fluke DSP-100 - page 125

    Basic Cable Testing Crosstalk and Near-End Cr osstalk (NEXT) 7 7-13 Minimizing Crosstalk Crosstalk problem s are minimiz ed by twisting together the two w ires in each cable pair. Twisting the two w ires together causes the electrom agnetic fields around the wires to cancel out, leaving virtually no external field to transmit sig nals to nearby cab ...

  • Fluke DSP-100 - page 126

    DSP-100/2000 Users M anual 7-14 Nominal Velocity of Propagation (NVP) NVP is the speed of a signal throug h a cable relative to the speed of lig ht. I n a vacuum , electrical signals trav el at the speed of light. In a cable, sig nals travel slower than the speed of light. Ty pically, the speed of an electrical sig nal in a cable is between 60% and ...

  • Fluke DSP-100 - page 127

    Basic Cable Testing Time Domain Reflectometry (TDR) 7 7-15 NVP Calibration The NVP values specified for standard cables are included in the cable specifications stored in the test tool. These values are accurate enough for m ost length m easurem ents. Howev er, the actual NVP for one cable type can v ary up to 20% between batches because of variati ...

  • Fluke DSP-100 - page 128

    DSP-100/2000 Users M anual 7-16 Reflections from Opens An open, or break, in the cable represents an abrupt increase in the cable’s impedance. The im pedance of an open is nearly infinite. In an open cable, a signal’s energ y is not dissipated by a terminating im pedance, so the signal bounces back towards the source. This reflection appears at ...

  • Fluke DSP-100 - page 129

    Basic Cable Testing Time Domain Reflectometry (TDR) 7 7-17 Reflections from Shorts A short represents an abrupt decrease in the im pedance between the two conductors in a cable. A short is caused when the insulation surrounding a cable’s wires is dam aged, allowing the wires to touch each other. The result is a near-z ero impedance connection bet ...

  • Fluke DSP-100 - page 130

    DSP-100/2000 Users M anual 7-18 Cable Termination Because signal reflections can distort the shape of com munication signals, the unused ends of cable segm ents m ust be terminated to prev ent reflections. The terminating device is a resistor with a value equal to the cable’s characteristic impedance. A signal reaching the terminator is neither r ...

  • Fluke DSP-100 - page 131

    Basic Cable Testing ACR 7 7-19 A negativ e reflection percentage indicates that the polarity of the reflection is the opposite of the original sig nal. Negativ e reflections are caused by abrupt decreases in the cable’s impedance, such as those caused by m ismatches in cable ty pes or shorts on the cable. The results plotted in Figure 7- 10 are t ...

  • Fluke DSP-100 - page 132

    DSP-100/2000 Users M anual 7-20 Figure 7- 11 shows a plot of NEXT and attenuation limits, along with the resulting ACR plot. Notice that the ACR is lower where NEXT and attenuation values are near each other. 70.0 NEXT GOOD ATTEN. GOOD 0 100 Frequency in MHz Limit in dB 60.0 50.0 40.0 30.0 20.0 10.0 0.0 20 40 60 80 ACR GOOD gc37f.eps Figure 7-11. A ...

  • Fluke DSP-100 - page 133

    Basic Cable Testing Troubleshooting Basics 7 7-21 Troubleshooti ng Basi cs Troubleshooting LAN cable installations is m ost often required during cable installation or modification. When cable is handled carefully and installed correctly, it usually operates trouble-free for y ears. Finding Cable Faults A general rule for finding cable faults is as ...

  • Fluke DSP-100 - page 134

    DSP-100/2000 Users M anual 7-22 Table 7-1. Identifying Cable Faults Test Failure Likely Causes of Failure Wire map: open Wires connec ted to wrong pins at connec tor or punchdown blo cks. Faulty connec tions. Cables routed to the wrong loc ation. Wires broken by stress at c onnections. Damaged connec tor. Cuts or breaks in cable. Wire map: split pa ...

  • Fluke DSP-100 - page 135

    Basic Cable Testing Troubleshooting Basics 7 7-23 Table 7-1. Identifying Cable Faults (continued) Examples of Test Displays and Plots gc52i.eps Wire map display showing an open on pair 1,2. gc57i.eps TDR results showing open on pair 1,2 at near-end connector. gc58i.eps TDR plot of results shown at left. gc59i.eps Wire map display showing a split pa ...

  • Fluke DSP-100 - page 136

    DSP-100/2000 Users M anual 7-24 Table 7-1. Identifying Cable Faults (continued) Test Failure Likely Causes of Failure Wire map: short Wires connected to wrong pins at connector or punc hdown blo cks. Conductiv e material stuc k between pins at a c onnection. Damage to cable ins ulation. NEXT Exces sive untwisting of pairs at connection. Insufficien ...

  • Fluke DSP-100 - page 137

    Basic Cable Testing Troubleshooting Basics 7 7-25 Table 7-1. Identifying Cable Faults (continued) Examples of Test Displays and Plots gc63i.eps Wire map display showing short between pins 1 and 2. gc64i.eps TDR results showing short 78 ft from test tool. gc65i.eps TDR plot of results shown at left. NEXT test fails. gc66i.eps TDX plot showing NEXT c ...

  • Fluke DSP-100 - page 138

    DSP-100/2000 Users M anual 7-26 ...

  • Fluke DSP-100 - page 139

    8-1 Chapter 8 Maintenance and Specifications Chapter 8 provides the follow ing inform ation: • I nstructions for cleaning and storing the test tool. • I nstructions for replacing batteries. • A troubleshooting g uide to use when the test tool is not operating correctly . • I nstructions for returning the unit for repair. • A list of repla ...

  • Fluke DSP-100 - page 140

    DSP-100/2000 Users M anual 8-2 If y ou are storing the test tool or the sm art remote for an extended period of time, charge the NiCad battery pack before storing . Do not remov e the battery pack. Remov i ng the battery pack for extended periods shortens the life of the backup lithium battery . Before storing the standard rem ote for an extended p ...

  • Fluke DSP-100 - page 141

    Maintenance and Specifications Maintenance 8 8-3 BATTERY ACCESS BATTERY ACCESS BATTERY ACCESS BATTERY ACCESS 1 2 BATTERY ACCESS BATTERY ACCESS 3 gc39f.eps Figure 8-2. Removing the NiCad Battery Pack Note The ac adapter/charger will not power the test tool when the battery pack is removed. Internal Lithium Bac kup Battery A lithium battery m aintain ...

  • Fluke DSP-100 - page 142

    DSP-100/2000 Users M anual 8-4 When the lithium battery voltag e is low, have the battery replaced at a Fluk e Service Center. See the later section “Serv ice Center Repair” for shipping and warranty information. If the Test Tool Fai l s If the test tool does not operate properly , refer to Table 8-1 on the next pag e for troubleshooting proced ...

  • Fluke DSP-100 - page 143

    Maintenance and Specifications If the Test Tool Fails 8 8-5 Table 8-1. Troubleshooting the Test Tool Symptom 1: Display is blank Press C . The test tool m ay have s witched to low-power m ode. Connect the ac adapter/c harger. The NiCad battery pac k may need c harging. Hold down C for 2 sec onds, then hold down U for 5 seconds . The display contras ...

  • Fluke DSP-100 - page 144

    DSP-100/2000 Users M anual 8-6 Replacement Parts Table 8-2 lists the replacem ent parts for the test tool, the standard rem ote, and the smart rem ote. To order replacement parts in the USA and C anada, call Fluke Service Parts at 1- 800- 526-4731. Outside the USA and Canada, call 1- 206-356- 5500. Table 8-2. Replacement Parts Description Part Numb ...

  • Fluke DSP-100 - page 145

    Maintenance and Specifications Specifications 8 8-7 Table 8-2. Replacement Parts (continued) Description Part Number Bail 938340 Strap 946769 Soft carrying c ase 948992 Hard carrying c ase 625407 Users manual, English 642964 Users m anual, French 603719 Users manual, Spanish 604477 Users m anual, German 604451 Users manual, Italian 604469 DSP-LINK ...

  • Fluke DSP-100 - page 146

    DSP-100/2000 Users M anual 8-8 Cable Types Tested Unshielded twisted pair LA N cables of all categories (U TP category 3, categ ory 4, and category 5). Foil-screened tw isted pair cables (ScTP): category 3, categ ory 4, and categ ory 5. Shielded twisted pair cables (STP) (IBM Ty pe 1, 6, and 9; adapter required). Coaxial cables: Thicknet (10B ase5; ...

  • Fluke DSP-100 - page 147

    Maintenance and Specifications Specifications 8 8-9 Length Test Table 8-4 shows the specifications for the leng th test. Table 8-4. Length Test Specifications Twisted Pair cable Coax Range 0 to 328 ft (100m) 0 to 328 ft (100m) Resolution 1 ft or 0.1m 1 ft or 0.1m Accura cy ± (1 ft (.3m) + 2% of reading) ± (1 ft (.3m) + 2% of reading) Range 328 to ...

  • Fluke DSP-100 - page 148

    DSP-100/2000 Users M anual 8-10 DC Loop Resistance Range: 0 to 400 Ω DSP- 100 accuracy: ±(500 m Ω +1% of reading) DSP- 2000 accuracy: ±(2 Ω +2% of reading ) Resolution: 0.1 Ω Overload recov ery time: Less than 10 m inutes to rated accuracy following an overv oltage. Self- calibration is required after repeated or prolonged overvoltag e. A ...

  • Fluke DSP-100 - page 149

    Maintenance and Specifications Specifications 8 8-11 Random Noise Floor: Better than 65 dB at 100 MHz . Typically better than 75 dB at 100 MHz. Output Signal Balance: Better than 37 dB at 100 MHz . Comm on Mode Rej ection: Better than 37 dB at 100 MHz. Measurement A ccuracy (calculated from above param eters): Better than ± 1.5 dB from 1 MHz to 10 ...

  • Fluke DSP-100 - page 150

    DSP-100/2000 Users M anual 8-12 Impulse Noise Adjustable from 100 m V to 500 mV in 10 m V steps. The default threshold is 270 mV. Monitors either polarity of noise on pair 3, 6. Minimum detectable impulse width: 10 ns Model DSP-100 LAN Traffic Monitors 10 Mb/s Ethernet only; UTP or coaxial cable. Monitors pair 3, 6 for either polarity of data. Gene ...

  • Fluke DSP-100 - page 151

    Maintenance and Specifications Specifications 8 8-13 PC Interface Cable Table 8-7 shows the pin connections for the PC interface cable provided with the test tool. Table 8-8 shows the pin connections for the 9- to 25-pin adapter available from Fluk e (part num ber 929187). Table 8-7. PC Interface Cable Connections Test Tool End DB9S (female) Pin Di ...

  • Fluke DSP-100 - page 152

    DSP-100/2000 Users M anual 8-14 Power Main unit and smart rem ote: NiCad battery pack, 7.2V, 1700 m A hr Typical NiCad battery life for DSP- 100: 10 to 12 hours Typical NiCad battery life for DSP- 2000: 8 to 11 hours AC adapter/charger, USA v ersion: Linear power supply; 108 to 132V ac input; 15V dc, 1A output AC adapter/charger, international v er ...

  • Fluke DSP-100 - page 153

    Maintenance and Specifications Specifications 8 8-15 100 90 80 70 60 50 40 30 20 10 0 -20 0 20 40 60 80 100 120 140 Temperature (deg F) Temperature (deg C) %RH -4 -20 32 0 30 40 50 60 = Normal Operation (0˚ C to 45˚ C) = Storage (-20˚ C to 60˚ C) + gc40f.eps Figure 8-3. Operating Environment Specifications Input Ratings Models DSP- 100 and DSP- ...

  • Fluke DSP-100 - page 154

    DSP-100/2000 Users M anual 8-16 Certifications Table 8-9 shows the certifications that apply to the test tool. Table 8-9. Certifications Symbol Description Conforms to relev ant European Union directives. LISTED 950Z ALSO C LASSIFIED Safety listed by UL. The control number of the Fluk e Corporation is 950Z. TIA TSB-67 ACCURACY BASIC LINK: LEVEL I I ...

  • Fluke DSP-100 - page 155

    Maintenance and Specifications Specifications 8 8-17 Display Type: Graphic bit- mapped LCD with back light and adjustable contrast. Size and resolution: 2.8” x 2.4” (7.1 cm x 6.1 cm), 15 lines, 30 characters per line, 240 x 200 bits. RJ45 Connector Typical life: > 5000 cycles Warranty One year from date of purchase. ...

  • Fluke DSP-100 - page 156

    DSP-100/2000 Users M anual 8-18 ...

  • Fluke DSP-100 - page 157

    Appendices Appendix Page A Using DSP- LINK ................................................................................. A-1 B Glossary ................................................................................................ B-1 C Tests Run per Test Standard During an Autotest ................................. C-1 ...

  • Fluke DSP-100 - page 158

    ...

  • Fluke DSP-100 - page 159

    A-1 Appendix A Using DSP-LINK Introduction DSP-LI NK is a Windows  program that allows y ou to do the following: • Configure a PC’s serial port for com munication with the test tool. • Transfer saved Autotest reports and report sum maries from the test tool to a PC. • View and print sav ed Autotest reports and sum maries. • Transfer te ...

  • Fluke DSP-100 - page 160

    DSP-100/2000 Users M anual A-2 Installing DSP-LINK The DSP-LI NK installation program copies the D SP-LI NK files from the diskette provided to the drive of your choice. The program creates a DSPLINK directory for storing the files. The installation program also allows you to change the nam e and path of this directory. To install DSP-LI NK on you ...

  • Fluke DSP-100 - page 161

    Using DSP-LINK Preparing for Data Transfer A A-3 1 2 3 4 5 6 7 8 PC Rear Panel (Typical) Use the 9-pin to 25-pin adapter if necessary. gc41f.eps Figure A-1. Connecting the Test Tool to a PC Configuring the Serial Ports Transferring data requires the serial ports on the test tool and the PC to have the same interface config urations. You can view or ...

  • Fluke DSP-100 - page 162

    DSP-100/2000 Users M anual A-4 To use DSP-LI NK to configure a PC’s serial port and establish com munications, proceed as follows: 1. Use the serial interface cable provided to connect the test tool to the PC. 2. Start t he DSP- LINK program on the PC. 3. Click on Setup. 4. Select the following: (a) the baud rate that matches the test tool’s ba ...

  • Fluke DSP-100 - page 163

    Using DSP-LINK DSP-LINK Functions A A-5 DSP-LINK Functions Table A-1 sum mariz es the functions available in DSP- LI NK. Table A-2 defines some of the special functions and term s used in DSP-LINK. For additional information, see the online help in D SP-LI NK. Table A-1. Summary of DSP-LINK Functions DSP-LINK Function What You Can Save on a PC What ...

  • Fluke DSP-100 - page 164

    DSP-100/2000 Users M anual A-6 Table A-2. Special Terms Used in DSP-LINK DSP-LINK Function Description of Related Function or Term Autotest Reports Detailed Test Data Summary Data: Summary data are the c able identification name, date and time of the test, c able length, test result sum mary (pass , fail, or warning), total length, and site name fo ...

  • Fluke DSP-100 - page 165

    Using DSP-LINK Formatting Hints for Uploaded R eports A A-7 Table A-2. Special Terms Used in DSP-LINK (continued) DSP-LINK Function Description of Related Function or Term Quick Plot Using a Mouse to Control the Cursor: When the pointing hand is shown on the plot, you can m ove the cursor by sliding the mous e from side to side. To freeze the curs ...

  • Fluke DSP-100 - page 166

    DSP-100/2000 Users M anual A-8 Getting Software Updates from Fl uke The Fluke bulletin board system (BBS) and the LAN Products web site give you access to new versions of softw are and test standards for your test tool. Using the B BS requires a m odem and a com munication software packag e. Following is the phone num ber for Fluke’s LAN Products ...

  • Fluke DSP-100 - page 167

    Using DSP-LINK Getting Software Updates from Fluke A A-9 Downloading New Test Standards When new test standards are available, y ou can download the standards from Fluke’s LAN Products BBS or web site to your PC, then use DSP- LINK to download the standards to your test tool. W Cautions Downloading new test standards erases all test result data s ...

  • Fluke DSP-100 - page 168

    DSP-100/2000 Users M anual A-10 Downloading New Software When a software update becomes av ailable from Fluk e, you can download the software from Fluk e’s LAN Products BBS or web site to your PC, then use DSP- LINK to download the software to y our test tool. W Cautions Downloading new software overw ri tes the exist i ng t est software in your ...

  • Fluke DSP-100 - page 169

    B-1 Appendix B Glossary 10Base2 An IEEE Standard for Thin Coax Ethernet network s: 10 Mb/s transmission, baseband signaling , 185 meters per coax seg ment. Also k nown as Thinlan, Thinnet, or Cheapernet. 10BaseT An IEEE Standard for unshielded twiste d pair Ethernet networks: 10 Mb/s t ransmission, baseband signaling , unshielded twisted pair cable ...

  • Fluke DSP-100 - page 170

    DSP-100/2000 Users M anual B-2 Attenuation A reduction in the strength of a sig nal. Attenuation is usually expressed in decibels. Auto-Negotiation The ability of a network device to determine the capabilities of a far end device, then select settings for optim al com munication. Bandwidth A m easure of the information capacity of a transm ission m ...

  • Fluke DSP-100 - page 171

    Glossary Capacitanc e B B-3 Capacitance A m easurement of the capacity to store electrical charge across conductiv e elements that are separated by an insulating material (dielectric). U ndesirable capacitance that occurs between conducting w ires in a network cable results in capacitiv e coupling, w hich causes crosstalk between cable pairs. Chann ...

  • Fluke DSP-100 - page 172

    DSP-100/2000 Users M anual B-4 Crosstalk Unwanted sig nal transfer between adjacent cable pairs. Crosstalk occurs because electrical signals passing through a cable pair create an electrom agnetic field that transmits the signal to nearby pairs. CSV Data Abbreviation for com ma- separated variable. A list of data separated by comm as. When CSV data ...

  • Fluke DSP-100 - page 173

    Glossary Hardware Flow Control B B-5 Hardware Flow Control A hardware m ethod of controlling data flow between two dev ices. The receiving dev ice tells the sending dev ice to start or stop data transmission by sending control sig nals on a cable wire that is dedicated to flow control sig nals. Horizontal Cabling The cabling between a telecom munic ...

  • Fluke DSP-100 - page 174

    DSP-100/2000 Users M anual B-6 Link Pulse A single- bit, 100 ns test pulse that is transmitted at least every 50 m s during idle periods on 10BaseT link seg ments to v erify link integrity . Near-End Crosstalk ( NEXT) The amount of coupling loss (in decibels) occurring when a sig nal sent on one cable pair is received as crosstalk by another cable ...

  • Fluke DSP-100 - page 175

    Glossary Reversed Pair B B-7 Reversed Pair A wiring error in twisted pair cabling w here the pins on a cable pair are reversed between connectors on each end of the cable. RJ45 An 8- pin modular connector used w ith twisted pair cable. The RJ45 connector resembles a telephone connector (RJ11). ROM Read-only mem ory. A device used for perm anent sto ...

  • Fluke DSP-100 - page 176

    DSP-100/2000 Users M anual B-8 Split Pair A wiring error in twisted pair cable where a wire from one cable pair is twisted with a wire from another cable pair. Though the pin-to- pin connections may be correct, splitting the cable pairs causes excessive crosstalk because the electromag netic fields around the wires cannot cancel properly. TDR Time ...

  • Fluke DSP-100 - page 177

    Glossary XON/XOFF Flow Control B B-9 XON/XOFF Flow Control Transmitter ON /transmitter O FF. A software m ethod of controlling data flow betw een two devices. The receiving device tells the sending device to start or stop data transm ission by sending com m ands over the data transm ission line. ...

  • Fluke DSP-100 - page 178

    DSP-100/2000 Users M anual B-10 ...

  • Fluke DSP-100 - page 179

    C-1 Appendix C Tests Run per Test Standard During an Autotest ...

  • Fluke DSP-100 - page 180

    DSP-100/2000 Users M anual C-2 Table C-1. Tests Run per Test Standard During an Autotest Test Standard 1 Wire Map Resistance 2 Length Impedanc e NEXT TIA Cat 5 Channel ■ 4 pair ■✳ ❒ ■ 1-100 MHz TIA Cat 5 Basic Link ■ 4 pair ■✳ ❒ ■ 1-100 MHz TIA Cat 4 Channel ■ 4 pair ■✳ ❒ ■ 1-20 MHz TIA Cat 4 Basic Link ■ 4 pair ■? ...

  • Fluke DSP-100 - page 181

    Tests Run per Test Standard During an Autotest C C-3 Table C-1. Tests Run per Test Standard During an Autotest (continued) Test Standard 1 Attenuation ACR Return Loss Prop. Delay 2 Delay Skew 2 TIA Cat 5 Channel ■ 1-100 MHz ❒ TIA Cat 5 Basic Link ■ 1-100 MHz ❒ TIA Cat 4 Channel ■ 1-20 MHz ❒ TIA Cat 4 Basic Link ■ 1-20 MHz ❒ TIA Cat ...

  • Fluke DSP-100 - page 182

    DSP-100/2000 Users M anual C-4 Table C-1. Tests Run per Test Standard During an Autotest (continued) Test Standard 1 Wire Map Resistance 2 Length Impedance NEXT Coax Cables ■■ ■ IEEE 10BaseT ■ 2 pair ■❒ ■ 5-10 MHz 100BaseTX ■ 2 pair ■■ ■ 1-80 MHz 100BaseT4 ■ 4 pair ■■ ■ 12.5 MHz IEEE 802.12 4-UTP ■ 4 pair ■■ ■ ...

  • Fluke DSP-100 - page 183

    Tests Run per Test Standard During an Autotest C C-5 Table C-1. Tests Run per Test Standard During an Autotest (continued) Test Standard 1 Attenuation ACR Return Loss Prop. Delay 2 Delay Skew 2 Coax Cables IEEE 10BaseT ■ 5-10 MHz 100BaseTX ■ 16 MHz ■ 1-80 MHz 100BaseT4 ■ 2-12.5 MHz ■■ IEEE 802.12 4-UTP ■ 1-15 MHz ■■ IEEE 802.12 ST ...

  • Fluke DSP-100 - page 184

    DSP-100/2000 Users M anual C-6 ...

  • Fluke DSP-100 - page 185

    1 Index —A— AC adapter/ch arger, 2-3 Accessories standard accessories, 1-3 Accuracy range, 2-6 ACR ACR@Remote test, 3-17 explanat ion of A CR, 7-19 plot descri ption, 3- 16 results screen items, 3-15 test for tw isted pair, 3-14 Anom aly. See Im pedance anom aly Aste ris k in test results, 2-6 on custom configur ations, 6 -5 on select ed report ...

  • Fluke DSP-100 - page 186

    DSP-100/2000 Users M anual 2 —C— Cable basic trou blesh ooting , 7-21 config uring a cu stom cable, 6- 4 construction, coaxial and twisted pair, 7-1 identifying hub port connectio ns, 4-20 interface f or PC, 8-13 interface f or printing, 5- 2 pin conn ections for 568 stan dard, 7-3 Cable tem perature effect on test results , 2-25 selectin g, 2- ...

  • Fluke DSP-100 - page 187

    Index (c ontinued) 3 —K— Keys for moving ar ound sc reens, 2 -3 functions, 2 -13 —L— Language selecting a la nguage, 2 -2 1 selecting, quick start, 2-4 LED f uncti ons, 2-15, 2- 29 Length test for coaxial cable, 3-22 test for tw isted pair, 3-8 variations between cable pairs, 3-8 variations betw een measured an d actual, 7- 14 Length units ...

  • Fluke DSP-100 - page 188

    DSP-100/2000 Users M anual 4 —R— Reflection causes of reflect ions, 7- 15 length test result message, 3-22 Remote calibrating for a new rem o te, 6-1 communication err or, 2 -31 compatibility betw een models, 8-7 effects on TDR test, 4-9 ligh ts, m essag es, and au dible ton es, 2-29 me ssag es displ aye d on rem ote, 2-30 smart rem ote feature ...

  • Fluke DSP-100 - page 189

    Index (c ontinued) 5 plot descri ption, 4- 11 results screen items, 4-11 test for tw isted pair and coaxial cab le, 4 -9 TDX analyzer exam ple plots, 7-23 interpreting the plot, 7-9 plot descri ption, 4- 8 results screen items, 4-7 running the ana lyzer, 4 -6 Ter m in ator connec tio n during le ngth te st, 3-22 connection du ring resistan ce test, ...

  • Fluke DSP-100 - page 190

    DSP-100/2000 Users M anual 6 ...

  • Fluke DSP-100 - page 191

    Manual Supplement © 2000 Fluke Corporation. All rights reserved. Printed in the U.S.A.  Manual Title: DSP- 100,DSP-2000 Users Supplement Issue: 4 Part Number: 642964 Issue Date: 7/00 Print Date: January 1997 Page Count: 5 Revision/Date: --- This supplement contains information necessary to ensure the accuracy of the above manual. ...

  • Fluke DSP-100 - page 192

    DSP-100,DSP-2000 Users Manual Supplement 1/99 1 Change #1 On page 6-1, under Calibrati ng t he Test Tool, add the following not e af t er the first par agr aph: Note Allow a 1 minute warm-up time prior to performing self-calibration (see Chapter 6). Self-calibration should be performed only after the test tool and remote unit have warmed up to an a ...

  • Fluke DSP-100 - page 193

    Manual Supplement DSP-100,DSP2000 Users 7/00 2 Change #2 On pages 3-6 and 3-7, r eplace Table 3- 1 with the following: Table 3-1. Wire Map Displays Wire Map Condition Displayed Schematic Description Correct wiring (Left side of display repres ents near-end connector.) gc43i.eps Cable wiring is correc t. Shield(sS) shown only if required by select e ...

  • Fluke DSP-100 - page 194

    DSP-100,DSP-2000 Users Manual Supplement 7/00 3 Table 3-1. Wire Map Displays (continued) Short gc51i.eps Wires 1 and 2 are shorted. You c an use the TDR test to loc ate the short. Open gc53i.eps Wire 1 is not connec ted from end to end or "open". You can use the TDR test to locate the open. Split pair gc55i.eps A wire in the 3,6 pair is t ...

  • Fluke DSP-100 - page 195

    Manual Supplement DSP-100,DSP2000 Users 7/00 4 gc59i.eps Wire map display showing a split pair on pairs 1, 2 and 3, 6. gc47i.eps Wire map display showing reversed pair on pair 1, 2. Inspect the c olor code at each connection/term ination. gc49i.eps Wire map display showing transposed pairs on 1, 2 and 3, 6. Inspect the c olor codes of the wires at ...

  • Fluke DSP-100 - page 196

    DSP-100,DSP-2000 Users Manual Supplement 7/00 5 On page 7-25, r eplace t he wire map display at t he t op of the firs t colum n with the following: gc51i.eps Wire map display showing a short between pins 1 and 2. Change #3 On page 6-1, under Calibr at ing the Test Tool add the f ollowing not e: Note The test tool requires a traceable calibration on ...

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Fluke DSP-100 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Fluke DSP-100.

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