Lexicon DC-1 User Manual

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Summary of Contents

Page 1 - DC-1 Digital Controller

LexiconOwner's ManualSoftware V4Dolby Digital® andDTS® VersionsDC-1 Digital Controller

Page 2 - Communications Notice

1DC-1 Version 4 Digital Controller Installation1Controls andIndicatorsThe Front Panel1. ON/OFFON/OFF alternately puts theDC-1 into and out of standby.

Page 3

Lexicon2InstallationThe Rear PanelCAUTION: Never make or break any connections to the DC-1 with therear-panel power ON. Make sure any associated ampli

Page 4

3DC-1 Version 4 Digital Controller InstallationThe Remote Control1 ON, FP and OSDON turns the DC-1 on andselects the input last usedwith main

Page 5 - Contents

Lexicon4InstallationAlternate Remote ControlFunctions Using the Shiftand Record/Zone 2 buttonsYou can access an additional set of controls with the DC

Page 6

5DC-1 Version 4 Digital Controller InstallationZone 2 controls are accessed by holding down the Record/Zone 2 button.

Page 7 - Introduction

Lexicon6InstallationConnectionLocationConsiderationsThe DC-1 is a highly specialized signal processing computer and requiresspecial care during instal

Page 8 - Documentation

7DC-1 Version 4 Digital Controller InstallationWiring ConsiderationsThere is debate over the audible effects of different types of interconnects.Good

Page 9

Lexicon8InstallationInput sources should be connected directly to the DC-1 inputs. Since TAPE,TUNER and CD are audio only, the video output will defa

Page 10 - Indicators

9DC-1 Version 4 Digital Controller InstallationThe DC-1 has five composite and three S-Video inputs. Connection to an S-Video input will override the

Page 11

11DC-1 Version 4 Digital ControllerSystemConfiguration2SystemConfigurationRestoreFactory DefaultsAlthough the DC-1 memory is cleared before it leaves

Page 12

Lexicon Part #070-13234 Rev 1 Printed in the United States of AmericaSave these instructions for later use.Follow all instructions and warnings marked

Page 13

Lexicon12SystemConfigurationThe Tilt parameter can be thought of as a straight line that pivots on afulcrum at 1kHz to correct the overall tonal balan

Page 14

13DC-1 Version 4 Digital ControllerSystemConfigurationDisplay AdjustmentTo adjust contrast, use SELECT to highlight CONTRAST ADJUSTMENT,and ▲ or ▼ t

Page 15 - Connection

Lexicon14SystemConfigurationVideo Input Selection and theOn-Screen DisplayWhen using the Video Monitoroutput with the On-Screen Dis-play, the DC

Page 16

15DC-1 Version 4 Digital ControllerSystemConfigurationInput ConfigurationThe DC-1 has eight inputs, each of which can be associated with any of thefiv

Page 17

Lexicon16SystemConfigurationThe input level meters are displayed whenyou select the GAIN parameter for anactive input which has been selected inthe Se

Page 18

17DC-1 Version 4 Digital ControllerSystemConfigurationThe DC-1 can also be set up to automatically switch to an appropriate effectwhenever PCM, AC-3

Page 19

Lexicon18SystemConfiguration* As the DC-1 is in AUTOMATIC mode, there may be a brief burst of noise before normalplayback begins.The DC-1 V-DISC input

Page 20 - Configuration

19DC-1 Version 4 Digital ControllerSystemConfigurationPCM OnlyNOTE: PCM ONLY is automati-cally selected for an input when-ever ANALOG is selected asth

Page 21 - Display Adjustment

Lexicon20SystemConfigurationNOTE: S-Video input signals will beoutput on both the composite andS-Video jacks. However, if you areonly connecting to th

Page 22

21DC-1 Version 4 Digital ControllerSystemConfigurationRecord/Zone 2The DC-1 is designed to be the control center of any system. As such, thereare sepa

Page 23 - Input Configuration

DanskVigtig information om sikkerhedGem denne vejledning til senere brug.Følg alle anvisninger og advarsler på apparatet.Apparatet skal altid tilsl

Page 24

Lexicon22SystemConfigurationZone 2 volume on to the value selected in the OUTPUT LEVELS menu andengages full mute in the main zone.OFFTurns off the Zo

Page 25 - FX Format

23DC-1 Version 4 Digital ControllerSystemConfigurationSpeakerConfigurationSelect LARGE for full-range front speakers to deliver full frequency re-spon

Page 26

Lexicon24SystemConfigurationSidesRearsCenterSystems that utilize a full-range center speaker should select LARGE todirect center information to the ce

Page 27

25DC-1 Version 4 Digital ControllerSystemConfigurationSubwoofer Frequency ResponseThe low pass filter attenuates high fre-quencies at 24dB per octave.

Page 28 - Audio In

Lexicon26SystemConfigurationNote on External NoiseCalibrationSelect INTERNAL NOISE TEST or EXTERNAL NOISE TEST from theOutput Levels menu.The INTERNAL

Page 29

27DC-1 Version 4 Digital ControllerSystemConfigurationSubwoofer Peak LimiterThe DC-1 provides a Subwoofer Peak Limiter that prevents the subwoofersign

Page 30

Lexicon28SystemConfigurationSpeaker DistanceThe Listener Position menu is used for setting the surround and centerdelays and calibrating the Panorama

Page 31 - Custom Configuration

29DC-1 Version 4 Digital ControllerSystemConfigurationOnce you have entered the distance to the nearest speaker, the DC-1 willautomatically calculate

Page 32

Lexicon30SystemConfigurationWhen calibrating right, if your left ear isin the silent band, the speaker angle iscorrect.If the two silent bands are too

Page 33 - Output Levels

31DC-1 Version 4 Digital ControllerSystemConfigurationThis control allows you to adjust the left/right balance of the front, side andrear main outputs

Page 34

Dieses Dreieck auf Ihrem Apparat bedeutet daß wichtige Betriebs-und Wartungsanweisungen in der mitgelieferten Dokumentation zufinden sind.Dieses Drei

Page 35

Lexicon32SystemConfigurationUsing DC-1 EffectsCustomizing EffectsWhen EFFECT ADJUST is selected from the Main menu, the on-screendisplay shows a list

Page 36 - Listener Position

33DC-1 Version 4 Digital ControllerSystemConfigurationThe RESTORE PARAMETERS function allows you restore the currentlyselected Effect to its factory

Page 37

35DC-1 Version 4 Digital ControllerPCM Effects and Parameters3PanoramaPCM Effects andParametersParameter Initial Value RangeINPUT BALANCE (Centered) F

Page 38

36LexiconPCM Effects and ParametersThe Church Effect uses a reverberation algorithm, which differs fromambience in that it does not simulate the refle

Page 39 - Customization

37DC-1 Version 4 Digital ControllerPCM Effects and ParametersPartyThe Party effect allows unprocessed stereo signals to be played over allspeakers for

Page 40 - Using DC-1 Effects

38LexiconPCM Effects and ParametersMusic Logic is a surround effect developed specifically for music listening.It makes full use of additional loudsp

Page 41

39DC-1 Version 4 Digital ControllerPCM Effects and ParametersThe TV Matrix effect provides surround effects for television viewing ofmonaural, stereo,

Page 42 - Nightclub

40LexiconPCM Effects and Parameters5 SPEAKER ENHANCE simulates 7 speaker playback through a 5 speakersystem, providing a heightened sense of spaciousn

Page 43 - Cathedral

41DC-1 Version 4 Digital ControllerPCM Effects and ParametersNote that results will vary depending on room acoustics and the lowfrequency capacity of

Page 44 - Music Surround

42LexiconPCM Effects and ParametersLIVENESS adjusts the amount of recirculation within the effect. Highervalues mimic more reflective surfaces in the

Page 45 - Music Logic

ContentsIntroduction1 InstallationControls and Indicators ... 1The Front Panel ...

Page 46 - THX Cinema

43DC-1 Version 4 Digital ControllerPCM Effects and ParametersREAR DELAY OFFSET is an additional delay added to the rear channels.This delay increases

Page 47 - PCM Effect

44LexiconPCM Effects and Parameterscomponent of the input to the effect is reduced while the stereo componentis increased.If the input signal is pure

Page 48

45DC-1 Version 4 Digital ControllerAC-3 Effects and Parameters4AC-3 Status DisplayAC-3 Effects andParametersAC-3 effects are compatible with Dolby Dig

Page 49

46LexiconAC-3 Effects and ParametersParameter Initial Value RangeAC-3 STATUS (display only — not user adjustable)COMPRESSION OFF AUTO, ON, OFFRE-EQUA

Page 50

47DC-1 Version 4 Digital ControllerAC-3 Effects and Parameters5.1 Logic 75.1 Logic 7 combines all the features of Dolby Digital AC-3 with enhance-ment

Page 51

48LexiconAC-3 Effects and ParametersAC-3 STATUS displays the current status of incoming AC-3 data. Thedisplayed items are not user adjustable.BASS ENH

Page 52 - AC-3 Effects and

49DC-1 Version 4 Digital ControllerAC-3 Effects and ParametersCOMPRESSION enhances the intelligibility of Dolby Digital material atlow volume levels (

Page 53 - 5.1 2-Channel

50LexiconAC-3 Effects and ParametersSURROUND EX (available as of software version 4) extracts and repro-duces the additional rear channel mixed into S

Page 54 - Dolby Digital

51DC-1 Version 4 Digital ControllerDTS Effects and Parameters5DTS Effects andParametersParameter Initial Value RangeCENTER MIX 16 0-30SURROUND MIX +2d

Page 55 - AC-3 Effect

52LexiconDTS Effects and ParametersDTS Logic 7DTS Logic 7 combines all the features of DTS Digital with enhancements byLexicon and LucasFilm. This eff

Page 56

LexiconUsing DC-1 Effects ... 32Customizing Effects • Comparing a modified effect to the factor

Page 57

53DC-1 Version 4 Digital ControllerDTS Effects and ParametersParameter Initial Value RangeSURROUND EX (V4 only) ON ON, OFFRE-EQUALIZER ON ON, OFFLFE M

Page 58 - DTS Music

54LexiconDTS Effects and ParametersRE-EQUALIZER equalizes the left, center, and right channel outputs tomatch the overall frequency balance of the ori

Page 59 - DTS Film

55DC-1 Version 4 Digital ControllerTroubleshootingTroubleshooting6TroubleshootingIf you encounter a problem, please review the items in the followingc

Page 60 - DTS Effect

56LexiconTroubleshootingProblem Possible Cause and SolutionHum Finding and eliminating audio hum in a complex installation can be avery frustrating ta

Page 61

57DC-1 Version 4 Digital ControllerTroubleshootingRoutine MaintenanceOther than occasional replacement of the batteries in the remote control, theDC-1

Page 62 - Troubleshooting

59DC-1 Version 4 Digital ControllerSpecifications7SpecificationsSpecificationsInputs: Audio: 8 stereo (RCA) pairsVideo: 5 composite (RCA), 3 S-VideoDi

Page 63

Installation WorksheetModel/Serial #________/____________Installed by________________________________Phone____________________Date______________OSD Po

Page 64

IntroductionThe DC-1 can be thought of as four units in one. At its heart is a reference-quality 8-channel music and film digital audio computer capab

Page 65 - Specifications

LexiconUsing theDocumentationBecause the DC-1 is designed to be customized for your system and yourlistening space, the information required for insta

Page 66 - Installation Worksheet

Effect An effect is a configuration that determines how the DC-1 will processan input signal. The DC-1 can contain as many as 24 effects: Panorama,Nig

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