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Manual Lexicon CP-3

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  • Lexicon CP-3 - page 1

    CP-3 Digital Surround Processor Owner's Manual ...

  • Lexicon CP-3 - page 2

    Lexicon Lexicon Part #070-08342 Rev 1 Printed in the United States of America Lexicon, Inc.• 3 Oak Park Bedford, MA 01730 USA Tel 781-280-0300 Fax 781-280-0490 Acknowledgements The CP-3 is manufacture d under license from Dolby Laboratories Licensin g Corporation. Additionally license d unde r one or m ore of the following patents: U.S. numbe rs ...

  • Lexicon CP-3 - page 3

    Safety Suggestions Read Instructions Read all safety and operating instruc- tions before operating the unit. Retain Instructions Keep the safety and operating instruc- tions for future reference. Heed Warnings Adhere to all warnings on the unit and in the operating instructions. Follow Instructions Follow operating and use instructions. Heat Keep t ...

  • Lexicon CP-3 - page 4

    CP-3 Digital Surround Processor Owne r's Manual ...

  • Lexicon CP-3 - page 5

    CP-3 Digital Surround Processor Contents 1 Introduc tion to the CP-3 1 Introduction 1 Using the Documentation 3 System Overview 4 2 Installation and Calibratio n 7 Controls and Indicators 7 The Fro nt Panel • The Rear Panel The Standard Remote • The Expanded Remote Connectio n 12 Location Cosiderations • AC Connections Wiring Considerations ? ...

  • Lexicon CP-3 - page 6

    1 Introduction to the CP-3 CP-3 Digital Surround Processor Introduction 1 All of the operating modes of the Lexicon CP-3 Digital Surround Processor have a common goal: to draw you, the listener, more deeply into a musical performance or a film. For music the CP-3 uses true stereo digital processing to recreate the original recording space or to cre ...

  • Lexicon CP-3 - page 7

    2 Introduction to the CP-3 Lexicon The Ambience and Reverberation modes transform the listening room into a new acoustic space, letting you choose an environment which matches your music or your mood. Unlike most ambience processors, the CP-3 provides full stereo processing, preserving the critical SI information in the recording and expanding upon ...

  • Lexicon CP-3 - page 8

    3 Introduction to the CP-3 CP-3 Digital Surround Processor Using the Docu ment ation Because the CP-3 is designed to be customized for your system and your listening space, the information required for installation is considerably more extensive than that required for use of the system. We have, therefore, provided separate documentation for these ...

  • Lexicon CP-3 - page 9

    4 Introduction to the CP-3 Lexicon System Overview Although the CP-3 performs very complex signal processing, a great deal of effort has gone into making the technology behind the effects as transparent as possible to the user. To understand the overall organization of the unit, it is helpful to define those few terms which are unique to the CP-3. ...

  • Lexicon CP-3 - page 10

    5 Introduction to the CP-3 CP-3 Digital Surround Processor Essentially, the CP-3 can be thought of as a line level preamp with one audio-only and three audio/video inputs. It behaves as the master proces- sor for your system, controlling system volume, balance, source selections and acoustical environments. Two remote control units are provided wit ...

  • Lexicon CP-3 - page 11

    7 CP-3 Digital Surround Processor 2 Controls and Indicators The Front Panel I nstallation and Calibration The PROGRAM button steps thr ou gh th e mo d es o f th e bank currently in use. Using its Expanded modes, the CP- 3 can have as many as 45 operating modes: Presets 1- 15 are configured at the fac- tory, those labeled User A1- 15 and User B1-15 ...

  • Lexicon CP-3 - page 12

    8 Lexicon The Rear Panel Controls and Indicators CAUTION: Never make or br eak any connections to t he CP-3 with th e rear-panel power ON. Make sure any associated amplifiers have been turned off for at least on e minute bef ore turning thi s master power switch on or off . 1. Power On/Off T he m a s t er po w e r s w i t ch should be left ON when ...

  • Lexicon CP-3 - page 13

    9 CP-3 Digital Surround Processor Controls and Indicators 2. Main Mute Turns off all outputs, lights both MAIN and EFX MUT E LE D s an d d is p l ays “ S YS - T E M M U T E D . ” P r e s s i n g again will restore normal op- eration. (Because it is pos- sible to alter the setting of the volume while Main Mute is on, check the volume before you ...

  • Lexicon CP-3 - page 14

    10 Lexicon Controls and Indicators The Expanded Remote 1. The Modes THX CINEMA ( 15) combines Dol by P ro Lo gi c d ec oding and th e spectral en hance - m e n t s o f t h e L u c a s F i l m Home THX Cinema system t o r e- cr e at e fi lm soun d in your home the way it was heard in the final production stages. 2. Setup The SE TUP b utt on all ows ...

  • Lexicon CP-3 - page 15

    11 CP-3 Digital Surround Processor Controls and Indicators 5. Bank The BANK button switche s between the three registe r banks: the Presets and the two User register Banks (A & B) where customized modes may be stored. The mode number do esn ’t chang e: if y o u a r e u s i n g P r e s e t 9, p r e s s i n g B A N K o n c e switches to User A9 ...

  • Lexicon CP-3 - page 16

    12 Lexicon Connection Connection Location Cons iderations The CP-3 is a highly specialized signal processing computer and requires special care during installation to ensure optimum performance. The CP-3 may be installed on a shelf or in a standard 19" equipment rack, using rack-mounting hardware available from Lexicon. Observe the fol- lowing ...

  • Lexicon CP-3 - page 17

    13 CP-3 Digital Surround Processor Connection Wiring Considerations Audio/Video Cables There is controversy over the audible effects of different types of intercon- nects. Good engineering practices have minimized the effect that cables might have on the inputs and outputs of the CP-3 — but feel free to evaluate different interconnects in your sy ...

  • Lexicon CP-3 - page 18

    14 Lexicon Connection Audio/Video Connections Before making any connections, turn off ALL audio and video components, including individual power amplifiers. (Unplug any preamps and power amps that don’t have power switches.) The CP-3 is designed to function as the control center of the system, selecting inputs and controlling the volume of all sp ...

  • Lexicon CP-3 - page 19

    15 CP-3 Digital Surround Processor If there are four or fewer sources to be used in the system, they can each be connected directly to the CP-3 inputs. A typical system might use Input 1 for television, Input 2 for VCR, Input 3 for video disc and Input 4 for CD player or turntable (output through a preamp). Since Input 4 is audio only, the video ou ...

  • Lexicon CP-3 - page 20

    16 Lexicon Connecting the CP-3 in a Ta pe Monitor Loop If you have a receiver with no external access to the preamplifier outputs, you can use a tape output or external processor loop to the CP-3. However, any change in the receiver’s volume control after the system is adjusted will upset the balance between the main and auxiliary speakers. Conne ...

  • Lexicon CP-3 - page 21

    17 CP-3 Digital Surround Processor Video Connec tions The CP-3 has three video inputs and one video output. The inputs are labeled VIDEO IN 1, 2, and 3, and are switched along with audio inputs 1, 2, and 3 via the front panel or either remote. (Audio Input 4 will use the video signal from Video Input 1.) These inputs are designed for standard NTSC ...

  • Lexicon CP-3 - page 22

    18 Lexicon LCD Adjustment Depending on the location of the CP-3 in your room, you may need to adjust the front panel Liquid Crystal Display (LCD) for optimum viewing. To adjust this display, press the SETUP key on the Expanded Remote. The CP-3 is now in SETUP mode. Within this mode, operations are carried out using the three PARAM buttons and STORE ...

  • Lexicon CP-3 - page 23

    19 CP-3 Digital Surround Processor The Video On-Screen Display In addition to the front-panel LCD, the CP-3 contains a character generator for a video overlay display on television sets. Since the On-Screen Display is capable of showing the full menu of options available at any point, calibration of the system is faster and easier if the CP-3 video ...

  • Lexicon CP-3 - page 24

    20 Lexicon Calibration Press SETUP to display the Setup menu. PARAM will step the cursor through the Setup menu selections. Once an item is selected, pressing PARAM ▲ or ▼ will display a sub-menu for that item. With the sub-menu displayed, PARAM once again selects menu items. PARAM ▲ and ▼ adjust the settings of the selected item over its a ...

  • Lexicon CP-3 - page 25

    21 CP-3 Digital Surround Processor Calibration Setting the Speaker Configuration The CP-3 Configuration Menu allows a wide range of choices in speaker placement and room setups to maintain optimal performance in almost any room with virtually any speaker system. A table of these menu choices is shown below. 80Hz HPF Turns on and off the High Pass F ...

  • Lexicon CP-3 - page 26

    22 Lexicon Calibration Setting Input Leve ls There are four inputs on the CP-3. Inputs 1, 2 and 3 switch audio and video; Input 4 switches audio only and outputs the video signal from Video Input 1. Each input can be assigned an individual gain level to compensate for sources with different output levels. You can create a name that will be displaye ...

  • Lexicon CP-3 - page 27

    23 CP-3 Digital Surround Processor Calibration The PARAM ▲ and ▼ buttons increase or decrease the input gain for the input you have selected over a range of -18dB to +12dB. Your setting is displayed(in dB) as the MAN (manual) setting. The AUTO setting shows the optimum input level as determined by the CP-3. If the manual level is set too high, ...

  • Lexicon CP-3 - page 28

    24 Lexicon Calibration Auto-Mode Loa d (Automatic Input Mode Loading) Auto-Mode Load determines which operating mode will be engaged when a specific input is selected. For example, the input for a video disc player would load the Home THX Cinema mode, while the input for a CD player would load the Music Surround mode. Any of the preset modes or any ...

  • Lexicon CP-3 - page 29

    25 CP-3 Digital Surround Processor Calibration Setting Output Levels NOTE: Because the CP -3 is not capable of generating PA L or SE C A M c o mp o s i t e v i de o signals by itself, du ring INT ER- NAL NOISE generation (when all input s are turned off) users with P AL or SECAM TVs will have to re ly on the LCD when adjusting Output Levels. When C ...

  • Lexicon CP-3 - page 30

    26 Lexicon Calibration In the absence of an SPL meter, it is possible to set the output level by ear. Use the built-in signal generator in the CP-3 to adjust all volumes to be the same as they cycle around the various speakers. Depending on timbre variations between your speakers, this may be difficult to judge, get as close as you can. The system ...

  • Lexicon CP-3 - page 31

    27 CP-3 Digital Surround Processor Calibration The Listener Position must be calibrated for the Panorama mode and the Panorma Effect parameter in Reverb and Ambience modes to work opti- mally. Calibration of the listener position is performed from the setup menu. Press SETUP, then select "LISTENER POS". Calibrating the Listener Position S ...

  • Lexicon CP-3 - page 32

    28 Lexicon Calibration Move your head from side to side to find the position where the noise is full left, and the right ear hears near total silence. When calibrating right, if your left ear is in the silent band, the speaker angle is correct. If the two silent bands are too close, lower the Speaker Angle; if they are too far apart, raise the Spea ...

  • Lexicon CP-3 - page 33

    29 CP-3 Digital Surround Processor Calibration Setting Rear Delay Rear Delay Settings When presented with several similar sounds (as in the case of surround sound) we tend to localize on the first sound we hear.Because rear speakers are often closer to the listening area than the main speakers, occasional leakage of the front channel sound into the ...

  • Lexicon CP-3 - page 34

    30 Lexicon Customization Customization Locking In Settings After you have calibrated and customized the CP-3, there are two additional steps recommended to safeguard the settings: First, document your adjustments on the Installation Worksheet (provided at the end of this manual) if you have not already done so. Second, consider locking the settings ...

  • Lexicon CP-3 - page 35

    31 CP-3 Digital Surround Processor Customization Custom Modes At this point an underline character appears in the bottom row of the LCD display. (On the on-screen display, one of the characters of the current name will flash.) The cursor will move to the leftmost character of the mode name. Now push PARAM ▲ or ▼ until the character you want app ...

  • Lexicon CP-3 - page 36

    32 Lexicon Customization Chapter 3 describes the CP-3’s four basic modes and all of their variable parameters. Any changes in the parameters of a mode in the User bank will be automatically recorded and stored for future use. The CP-3 also allows you to store a new version of any Preset or User mode in any User register. In addition to the 15 Pre ...

  • Lexicon CP-3 - page 37

    33 CP-3 Digital Surround Processor Customization To rename any mode, press the STORE button. The display reads: STORE MENU >STORE THIS MODE SET MODE NAME. Move the cursor to select "SET MODE NAME". The PARAM button will now move the cursor to one of twelve available spaces in the display, while PARAM ▲ and ▼ cycle through the avail ...

  • Lexicon CP-3 - page 38

    35 Using the CP-3 CP-3 Digital Surround Processor 3 Using the Modes The CP-3 contains four basic operating modes: Panorama, Ambience, Reverb and Surround. Each of these modes is labeled on the Expanded remote, with its variations. Pushing one of the buttons numbered 1-15 during normal operation will load that mode. Whenever the CP-3 is turned on, i ...

  • Lexicon CP-3 - page 39

    36 Using the CP-3 Lexicon Panorama Parameters Panorama extracts the natural ambience from recorded music and moves it outward from the speakers, producing greater width and depth of image and a feeling of enhanced spaciousness. This mode adds no additional sound but expands the existing stereo image. Panorama also works with Dolby Stereo movies, br ...

  • Lexicon CP-3 - page 40

    37 Using the CP-3 CP-3 Digital Surround Processor INPUT BALANCE compensates for the occasional source with audible channel imbalance. It is especially important when using Panorama for movies. If the movie sound tracks are unbalanced, the dialog will wander away from the center; adjusting the Input Balance corrects for this. LF WIDTH controls the a ...

  • Lexicon CP-3 - page 41

    38 Using the CP-3 Lexicon Ambience Ambience generates the appropriate early reflections for stereo simulation of one of six different halls — one rectangular hall and one fan-shaped hall in small, medium and large sizes — and sends the reflections to the side and rear speakers. For systems without side speakers, Ambience also incorpo- rates a v ...

  • Lexicon CP-3 - page 42

    39 Using the CP-3 CP-3 Digital Surround Processor side speakers are absent. (If the system is configured without side speakers, the signal normally sent to the sides will be mixed into the front outputs.) SPEECH DETECT The Speech Detection circuit distinguishes monaural speech from other inputs. Essentially, this control turns down the effect to ma ...

  • Lexicon CP-3 - page 43

    40 Using the CP-3 Lexicon essed stereo signal. Note that the S/N Optimizer is not active in this mode. The Reverberation mode differs from Ambience in that it does not simulate the early reflections of specific halls, but emphasizes rich, smooth reverber- ant decay in small, medium or large spaces. It works well for simulating a space with a long r ...

  • Lexicon CP-3 - page 44

    41 Using the CP-3 CP-3 Digital Surround Processor value of 0 is usually a good starting point. Increasing the pre-delay will make the hall sound larger. PANORAMA EFFECT adjusts the strength of the signal used to expand the stereo image outward from the front two speakers. Its initial value is zero, unless you have configured the CP-3 for no side lo ...

  • Lexicon CP-3 - page 45

    42 Using the CP-3 Lexicon Surround The SURROUND modes make full use of additional loudspeakers at the center, sides and rear of the room. TELEVISION provides surround effects for television viewing of monaural, stereo, and stereo synthesized pro- grams. MUSIC is a 7-channel ambience extraction mode, appropriate for any type of music. It also provid ...

  • Lexicon CP-3 - page 46

    43 Using the CP-3 CP-3 Digital Surround Processor music. When it is on, special patented algorithms continually monitor the input signal and adjust both the relative level and time offset of the two channels to keep the dialog properly centered and special effects properly localized. This automatic feature is why the CP-3 does not have or need an i ...

  • Lexicon CP-3 - page 47

    44 Using the CP-3 Lexicon Music * OFF if configured with no center speaker ** BYPASS if center speaker configured as NONE or FULL; 63 Hz if configured as SMALL (Presets only) EFFECT LEVEL controls the loudness of the center, side and rear outputs. CENTER LEVEL attenuates the level of the center channel and can turn it off completely. The proper set ...

  • Lexicon CP-3 - page 48

    45 Using the CP-3 CP-3 Digital Surround Processor REAR ROLLOFF sets the frequency above which the rear channel sound is attenuated. It should be high enough to give presence and airiness to the rear sound, but not so high as to place distracting instrumental overtones or other sounds behind you. The appropriate setting will vary with program materi ...

  • Lexicon CP-3 - page 49

    46 Using the CP-3 Lexicon Mono Logic * 6 if configured with center speaker; 15 if configured without center speaker (Presets only) The setting of EFFECT LEVEL is very important in Mono Logic. If this control is set too high, the sound will be too reverberant; too low, a setting will result in an insufficient amount of the effect. This control adjus ...

  • Lexicon CP-3 - page 50

    47 Using the CP-3 CP-3 Digital Surround Processor Pro Logic * depends on speaker configuration ** Inaccessible if side speakers configured as THX or NONE EFFECT LEVEL controls the loudness of the front, side and rear outputs. The AUTO AZIMUTH/BAL (short for Auto Azimuth Error Correction/ Automatic Input Balance) parameter should be set to ON for fi ...

  • Lexicon CP-3 - page 51

    48 Using the CP-3 Lexicon * depends on speaker configuration THX Cinema EFFECT LEVEL is inactive in this mode. The RE-EQUALIZER equalizes the left, center and right channel outputs to match the overall frequency balance of the original recording. Without this re-equalization, many films, and some television programs, will sound too bright and becom ...

  • Lexicon CP-3 - page 52

    49 CP-3 Digital Surround Processor Troubleshooting Troubleshooting 4 T roubleshooting If you encounter a problem, please review the items in the following checklist. Also be sure to thoroughly check all other connected components such as speakers, receiver/amplifier/preamp, VCR, TV, CD player, etc. Problem Possible Cause and So lution Power does no ...

  • Lexicon CP-3 - page 53

    50 Lexicon Troubleshooting Problem Possible Cause and So lution Hum Finding and eliminating audio hum in a complex installation can be a very frustrating task. Often, the easiest way to identify the culprit(s) is to systematically eliminate devices from the audio chain. If Cable TV is connected to any component in the system, start by unplugging th ...

  • Lexicon CP-3 - page 54

    51 CP-3 Digital Surround Processor Troubleshooting Routine Maintenance Other than occasional replacement of the batteries in the remote control units, the CP-3 requires minimal maintenance. Use a soft, lint-free cloth slightly dampened with warm water and a mild detergent to clean the exterior surfaces of the unit. Do not use a lcohol, benzene or a ...

  • Lexicon CP-3 - page 55

    53 CP-3 Digital Surround Processor Installation Docum entation 5 I nstallation Docum entation Installation Docu ment ation This section is provided for the documentation of values set during system setup and calibration. The Setup menu selections are reproduced here for your convenience when filling out the worksheet. ...

  • Lexicon CP-3 - page 56

    54 Lexicon Installation Docum entation Press SETUP to display the Setup menu. PARAM will step the cursor through the Setup menu selections. Once an item is selected, pressing PARAM ▲ or ▼ will display a sub-menu for that item. With the sub-menu displayed, PARAM once again selects menu items. PARAM ▲ and ▼ adjust the settings of the selected ...

  • Lexicon CP-3 - page 57

    55 CP-3 Digital Surround Processor Installation Docum entation Installation Worksheet CP-3 serial #________ _ Installed by________________________ ________Phone____________________Date______________ AC Power wiring notes Input Gain Name Auto Mode Load Wiring co mments 1 ____dB ____ __________________ ____ ___________ ________________________ 2 ____ ...

  • Lexicon CP-3 - page 58

    57 CP-3 Digital Surround Processor Specifications 6 Specificati ons Inp uts: Audio: 4 stereo pairs Minimum Input Level: 300 mVrms for maximum output 35 mVrms for Dolby level Input Impedance: 100 k Ω in parallel with 100pf Video: 3 composite, NTSC M standard Input Sensitivity and Impedance: 1V p-p, 75 Ω Outputs: Audio: 8 outputs (Left, Right, Ce ...

  • Lexicon CP-3 - page 59

    Lexicon Part #070-08342 Rev 1 Printed in the United States of America Lexicon, Inc. 3 Oak Park Bedford, MA 01730 Tel 781-280-0300 Fax 781-280-0490 ...

Manufacturer Lexicon Category Recording Equipment

Documents that we receive from a manufacturer of a Lexicon CP-3 can be divided into several groups. They are, among others:
- Lexicon technical drawings
- CP-3 manuals
- Lexicon product data sheets
- information booklets
- or energy labels Lexicon CP-3
All of them are important, but the most important information from the point of view of use of the device are in the user manual Lexicon CP-3.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Lexicon CP-3, service manual, brief instructions and user manuals Lexicon CP-3. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Lexicon CP-3.

Similar manuals

A complete manual for the device Lexicon CP-3, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Lexicon CP-3 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Lexicon CP-3.

A complete Lexicon manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Lexicon CP-3 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Lexicon CP-3, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Lexicon CP-3, that we can find in the current document
3. Tips how to use the basic functions of the device Lexicon CP-3 - which should help us in our first steps of using Lexicon CP-3
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Lexicon CP-3
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Lexicon CP-3 in a specific country, if it was not possible to solve the problem on our own.

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