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Patton electronic NetLink-E1 2715 - page 1
USER MANU AL MODEL 2715 NetLink-E1: E1/Fractional E1 NTU SALES OFFICE (301) 975-1000 TECHNICAL SUPPORT (301) 975-1007 http://www .patton.com Part# 07M2715-A Doc# 086051UA Revised 12/10/98 An ISO-9001 Certified Company ...
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Patton electronic NetLink-E1 2715 - page 2
P A TTON MODEL 2715 T ABLE OF CONTENTS Section P age 1.0 General Inf or mation ...............................................................2 1.1 W arranty Statement 1.2 Radio and TV Interference 1.3 CE and T elecommunication Appro vals 1.4 Ser vice Information 2.0 General Inf or mation ........................................................5 2. ...
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Patton electronic NetLink-E1 2715 - page 3
1.4 SER VICE INFORMA TION All warranty and non-w arranty repairs must be returned freight pre- paid and insured to P atton Electronics. All returns must hav e a Retur n Materials Authorization number on the outside of the shipping contain- er . This number ma y be obtained from Patton Electronics T echnical Suppor t at: tel: (301) 975-1007 ; email: ...
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Patton electronic NetLink-E1 2715 - page 4
2.0 GENERAL INFORMA TION Thank you f or your purchase of this P atton Electronics product. This product has been thoroughly inspected and tested and is warrant- ed f or One Y ear par ts and labor . If any questions arise during installa- tion or use of the unit, contact P atton Electronics T echnical Ser vices at (301) 975-1007. 2.1 FEA TURES • T ...
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Patton electronic NetLink-E1 2715 - page 5
Switch SW1: Line Coding Use Switch SW1 to control the Network Line Coding options. Set these options to be the same as the Line Coding given to y ou by y our Ser vice Provider . If you are using two Model 2715s together as short range modems, set both units to HDB3. SW4 Line F r aming & Coding Off HDB3 On AMI Line Coding Options: High Density B ...
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Patton electronic NetLink-E1 2715 - page 6
Switch SW2: CAS Multiframe The Channel Associated Signaling (CAS) multiframe uses Timeslot 16 (TS16) to send multiframe (MF) alignment data. In CAS MF , a multi- frame is defined as 16 frames , where a frame consists of 32 64kb/s timeslots, numbered 0 to 31. TS16 of the first frame in the MF contains the CAS MF alignment word in the upper f our bit ...
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Patton electronic NetLink-E1 2715 - page 7
NO TE: When the data rate is set to 2.048Mb/s, then the unit is f orced into G.703 mode, and it transmits user data on all 32 times- lots. There is no framing inf or mation; theref ore, the CAS MF (SW2)and CRC-4 (SW3) s witches are ignored. In all other rate settings, the unit emplo ys G.704 framing; TS0 is reser ved f or sig- naling. 3.2 SOFTW ARE ...
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Patton electronic NetLink-E1 2715 - page 8
3.2.1 Introduction to Main Men u After entering the password, y ou may access all of the system’ s functions and parameters. The Main Menu looks lik e this: HELPFUL HINTS 1. T o mak e a selection, key the highlighted letter that corre- sponds to a menu selection. 2. T o e xecute the selection, type [Enter/CR]. 3. T o toggle between options on a h ...
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Patton electronic NetLink-E1 2715 - page 9
3.2.2 System Configuration The System Configuration menu looks lik e this: The System Configuration options are described below: Line Format: G.703 (def ault) Options: G.703, G.704 G.703: G.703 is unframed, 2.048Mb/s. In this case, the DTE rate is equal to the line rate at the network interf ace (NI). CAS MF and CRC-4 are disabled. G.704: G.704 res ...
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Patton electronic NetLink-E1 2715 - page 10
Clocking : Network (def ault) Options: Network, Internal, External Network: This is the most commonly used setting when connect- ing to a carrier’ s network. In this mode, the unit recov ers the clock from the receiv ed signal and uses it to transmit data. In this wa y the unit remains synchronized to a master clock. In campus applications, one o ...
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Patton electronic NetLink-E1 2715 - page 11
3.2.3 System Diagnostics The System Diagnostics/Statistics screen looks like this: NO TE: This screen is updated once per second. The System Diagnostics/Statistics options and functions are described below . Local Loop Idle (def ault) The Local Loop is a bi-lateral loopbac k in which the data from the local DTE and the data from the remote unit are ...
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Patton electronic NetLink-E1 2715 - page 12
22 21 Remote Loop Idle (def ault) The Remote Digital Loopback (RDL) test chec ks the performance of both the local and remote Model 2715s, as well as the comm unica- tion link between them. Data from the local DTE is sent across the entire communication circuit and looped bac k to the local DTE. The Model 2715 Initiating a RL can be in one of the f ...
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Patton electronic NetLink-E1 2715 - page 13
23 24 Use this option to select the test pattern used to test the link. NI ST A TUS The Network interface (NI) status is sho wn in the middle of the Diagnostics/Statistics screen. The brackets are empty when the link is operating normally . Only one error message is provided Receiver Carrier Loss [RCL] occurs when 255 consecutiv e zeros hav e been ...
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Patton electronic NetLink-E1 2715 - page 14
25 26 Loop Timeout The Loop Timeout setting can be set to one of the follo wing: 00:05 = five min utes 00:10 = ten minutes 00:15 = fifteen minutes 00:30 = thir ty minutes (def ault setting) 00:45 = f or ty-five minutes 01:00 = one hour 01:30 = 90 minutes 02:00 = two hours 03:00 = three hours NEVER = f orev er—the unit will remain in loopback with ...
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Patton electronic NetLink-E1 2715 - page 15
27 28 4.3 PO WER CONNECTION The Model 2715 off ers three ways to supply e xter nal power: A C power , DC po wer and interface po wer . 4.3.1 Using the A C Po wer Supply (100-240V AC) The Model 2715 uses a 5VDC , 2A universal input 100-240V AC , power supply (center pin is +5V). The universal input po wer supply is equipped with a male IEC-320 power ...
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Patton electronic NetLink-E1 2715 - page 16
29 30 LOS The Loss of Sync LED lights when the unit loses synchronization with the incoming sig- nal. This may happen when there is a fram- ing mismatch or a loss of signal. In unframed mode, the LOS LED monitors the status of the transmit cloc k. ALM The alarm LED indicates the presence of a AIS or RAI, or Out of F rame condition. The ALM LED will ...
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Patton electronic NetLink-E1 2715 - page 17
31 32 T o perf or m an RDL test, follo w these steps: 1. Activate RDL. This ma y be done in two wa ys: a. Enter Remote Loop from the System Diagnostics/Statistics menu and toggle the <Spacebar> until “TM” appears next to the Remote Loop option.; b . Activate the “RL ” signal on the DTE. If you are not sure which lead is the “RL ” ...
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Patton electronic NetLink-E1 2715 - page 18
33 34 APPENDIX A P A TTON MODEL 2715 SPECIFICA TIONS Network Data Rate: 2.048 Mbps Network Connector: RJ-48C Nominal Impedance: 120 ohm (75 ohm av ailable when using P atton Model 460 Balun) DTE Interface: V .35 (DCE Or ientation) on Male M/34 Line Coding: Selectable AMI or HDB3 Line Framing: G.703 (Unframed) or G.704/G.732 (F ramed) CAS Multiframi ...
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Patton electronic NetLink-E1 2715 - page 19
35 36 APPENDIX C P A TTON MODEL 2715 F ACT OR Y REPLA CEMENT P ARTS AND A CCESSORIES P atton Model # Description 2715/CM/UI .....................V .35 to E1 Conv er ter (V .35 M/34 Male, UI) 10 - 09F ...........................6 Foot Control P ort Cable, 25 mm to DB9F 08055DCUI......................Universal Input P ower Supply 10-CISCO-V35FT -1 .. ...
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Patton electronic NetLink-E1 2715 - page 20
37 38 APPENDIX D (continued) P A TTON MODEL 2715 INTERF ACE PIN ASSIGNMENTS M/34 Connector , T erminal Interface Pin # Signal A GND (Ear th Ground/Shield) B SGND (Signal Ground) D CTS (DCE Source) E DSR (DCE Source, Alw ays On) F CD (DCE Source) L LL (Local Loop , DTE Source) M TM (T est Mode Indicator (DCE Source) N RL (Remote Loop , DTE Source) P ...
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