Lexicon DC-1 User Manual

Lexicon
Owner's Manual
Software V4
Dolby Digital
®
and
DTS
®
Versions
DC-1 Digital Controller

Lexicon DC-1 Specifications

General

Dimensions	17.25 x 5.75 x 14.5 inches
Weight	25 lbs
Decoding Formats	Dolby Digital, DTS
Frequency Response	20Hz - 20kHz
Inputs	Optical, Coaxial, Analog RCA
Outputs	Analog RCA, Digital (Optical/Coaxial)

Summary

Important Safety Instructions

1 Installation

Controls and Indicators

Details the front panel controls including ON/OFF, Input Selection, REC/ZONE 2, EFFECT, BYPASS, MUTE, Display, and VOLUME.

Connection

Discusses installation location considerations, AC power connections, and wiring requirements for optimal performance.

DC-1 Connections

Illustrates how to connect various audio and video sources, amplifiers, and speakers to the DC-1.

Video Connections

Digital Audio Connections

"AC-3 Ready" Laser Disc and LD/DVD Players

2 System Configuration

Restore Factory Defaults

Procedure to reset all DC-1 settings, effects, and parameters to their original factory default values.

Equalization

Adjusts Bass, Treble, and Tilt controls to compensate for source material inconsistencies and room conditions.

Display Adjustment

Allows adjustment of the front panel display contrast and status (ON/OFF, duration) for optimal viewing.

The Video On-Screen Display

Configures the on-screen display options, including status, position, color, and menu background for video output.

Input Configuration

Assigns audio inputs, FX formats, and effect assignments for each of the eight input sources.

Input Gain

Adjusts analog input levels automatically or manually to ensure optimum performance without clipping.

Input Level Meters

Displays peak incoming signal levels on screen, showing current levels and reference points for calibration.

Input Name

Allows customization of input names displayed during operation for better system reflection.

Input Effect "FX" Assignment

Automatically loads a specific effect when an input is chosen, customizing the listening experience.

FX Format

Sets how the DC-1 automatically switches to effects based on detected PCM, AC-3, or DTS encoded material.

Record/Zone 2

Record/Zone 2 Controls

Details how to access and operate Record/Zone 2 functions via front panel or remote control, including ON, OFF, OSD, VOL, Mute, and SELECT.

Remote Trigger Assignment

Speaker Configuration

Custom Configuration

Allows selection of speaker types (SMALL/LARGE) and adjustment of highpass filters for optimal performance.

Subwoofer Output

THX Configuration

SURROUND EX Configuration

Setting Output Levels

Setting Listener Position

Speaker Distance

Sets appropriate time delays for loudspeakers by physically measuring distances from the listening position.

A/V Sync Delay

Compensates for audio/video timing discrepancies caused by video processors or poorly mastered source material.

Calibrate Panorama

Adjusts center image focus and spatial perception by tuning speaker angles and listener position.

L/R Balance

Zone 2 Balance

Customization

Locking Settings

Protects current settings from inadvertent changes by locking parameters and setup menus.

Assign Custom Name

Allows setting a custom name to be displayed during the DC-1's power-on sequence.

Using DC-1 Effects

Customizing Effects

Comparing a modified Effect to the factory preset version

Compares your edited effect version against the original factory preset, allowing selection of either.

Restoring the original parameter values of an Effect

Naming your custom Effect

Restoring the original Effect name

Listening to only the DC-1 Effect

Front/Back Fader

3 PCM Effects and Parameters

Panorama

Extracts natural ambience, enhancing soundstage width and depth without adding extra sound.

Nightclub

Generates early reflections simulating intimate spaces, sending them to front, side, and rear speakers.

Church

Emphasizes reverberant decay in small/medium spaces, simulating churches or reverberant chambers.

Cathedral

Emphasizes rich, smooth reverberant decay in large spaces, simulating cathedrals.

Party

2-Channel

Music Surround

Music Logic

Logic 7

TV Matrix

Pro Logic

THX Cinema

Mono Logic

PCM Effect Parameters

4 AC-3 Effects and Parameters

AC-3 Status Display

Displays current incoming AC-3 data status, including matrix encoding, downmix, sample rate, data rate, and program content.

5.1 2-Channel

5.1 Music

5.1 Logic 7

Dolby Digital

THX 5.1

AC-3 Effect Parameters

5 DTS Effects and Parameters

DTS 2-Channel

Mixes DTS Digital 5.1 for two-channel playback, designed for full surround when decoded through Logic 7.

DTS Music

Enhances DTS music recordings or film soundtracks with strong musical content, featuring settings for music playback.

DTS Logic 7

DTS Film

DTS THX

DTS Effect Parameters

Troubleshooting

If all else fails...

Provides steps for power cycling, self-testing, and contacting support if problems persist.

Routine Maintenance

Restoring Defaults

Specifications

Installation Worksheet