Lexicon MC-12 Power Switch, AC Input Connector, Digital Audio Input Connectors S/PDIF & AES/EBU

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MC-12

Basic Operation

Caution!

Never make or break connections to the MC-12 unless the MC-12 and all associated components are powered off.

1 POWER SWITCH

Use the Power switch to power the MC-12 on or off. The I and O positions represent "on" and "off" status respectively. When the MC-12 is powered on, the front-panel Standby button or remote control On button can be used to activate and deactivate standby mode. When the MC-12 is powered off, standby mode is not available.

2 AC INPUT CONNECTOR

Provides power to the MC-12 through the supplied power cord (3 wire, 10 amp, IEC 320).

3DIGITAL AUDIO INPUT CONNECTORS (S/PDIF & AES/EBU)

Provide digital audio input in all zones. Six S/PDIF coaxial, six S/PDIF optical (5 TosLink /1 OMJ), and one AES/EBU (XLR) input connectors are available. These connectors are compatible with PCM (44.1, 48, 88.2, and 96kHz), Dolby Digital, and DTS-ES sources. These connectors are not compatible with MPEG or MP3 sources.

4 ANALOG AUDIO INPUT CONNECTORS

Provide analog audio input. Eight stereo analog audio input connectors labeled 1 to 8 are available. Connectors labeled 6, 7 and 8 can be configured as 5.1-channel connectors.

When a 5.1-channel analog audio source is present in the Main Zone, input signals are sent to the Main Zone audio output connectors as indicated in the table below. When a 5.1-channel analog source is present in the Main Zone and the INPUT SETUP menu ZONE2 IN or RECORD IN parameter is set to DMIX, only the (L) and (R) input signals are sent to the Zone 2 or Record Zone audio output connectors.

Input Connector

Output Connector

 

 

(L) & (R)

Front L/ R

 

 

(C)

Center

 

 

(SUB)

Subwoofer L/R & LFE

 

 

(LS) & (RS)

Side L/R and Rear L/R

5 MAIN ZONE AUDIO OUTPUT CONNECTORS

Provide analog audio output in the Main Zone. Ten connectors labeled Front L/R, Center, LFE, Subwoofer L/R, Side L/R, and Rear L/R are available. Two connectors labeled Aux L/R are provided for future expansion.

6 ZONE 2 AUDIO OUTPUT CONNECTORS

Provide analog audio output in Zone 2. Two stereo connectors labeled Audio L/R are available. The connector labeled Fix passes audio at fixed output levels. The connector labeled Var passes audio at variable output levels and includes a built-in volume control.

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Contents MC-12Digital Controller Containing liquid, such as vases, on this apparatus Important Safety InstructionsPage Documentation Conventions Following symbols are used in the documentTable of Contents Audio Controls Troubleshooting & Maintenance English Important Safety Instructions Español Instrucciones DE Seguridad Importantes Italiano Importanti Norme DI Sicurezza Dansk Vigtig Information OM Sikkerhed Norsk Viktig Informasjon OM Sikkerhet Auspacken und Überprüfung Unpacking and InspectionDesembalaje e Inspección Contenu de L’emballage et InspectionGetting Started About the MC-12 Getting Started Highlights Product Registration Installation Considerations To replace the remote control batteries Remote Control Battery InstallationBasic Operation FRONT-PANEL Overview Standby Button Volume KnobFRONT-PANEL Display IR ReceiverMute Button FRONT-PANEL OverviewMain Zone Input Selection Buttons Mode and ButtonsMain Zone OFF Button Zone 2 Input Selection ButtonsMC-12 REAR-PANEL OverviewAC Input Connector Power SwitchDigital Audio Input Connectors S/PDIF & AES/EBU Analog Audio Input ConnectorsREAR-PANEL Overview Balanced Audio Output Connectors MC-12 Balanced Record Zone Audio Output ConnectorsVideo Input Connectors Main Video Output ConnectorsRemote Control Overview Menu Navigation Main MenuButton Navigation Functions Menu Item SelectionHorizontal BAR Graphs Menu OptionsMenu Parameters Parameter DROP-DOWN MenusTo activate a command bank Command Bank ActivationButton Main Zone Record Zone Shift Command MatrixParameter in 0.5dB EQ Balance LIVE! voids the Live ES Decoding TWO-LINE Status About the ZonesMain Zone TWO-LINE Status Zone 2 TWO-LINE StatusRecord Zone TWO-LINE Status Status MenusParameterPossible Settings Parameter Possible SettingsStatus Menu Descriptions 2CH StatusInput Analog StatusMode ES Encoding DISCRETE, MATRIX, OFF Word Length2CH Bypass Status Mode 2CH Bypass Input TypeInput Type Bypass LIVE! Status Digital StatusInput Type Sample Rate Input Type MIC Sample RateBIT Rate EncodingCenter MIX LVL ChannelsStatus Menu Level Meters Setup Setup LIVE! Calibration Lock OptionsInput Setup Edit Input Name Changing Input NamesTo customize the name of the selected input To restore the factory-default name of the selected input Restore Default NameAssigning Audio & Video Input Connectors Analog in ANALOG-1 to 8, 5.1 Anlg 6-8, LIVE!, None Assigning Audio & Video Input ConnectorsAuto Anlg in LVLAuto ON, OFF Manual Auto GainAuto Gain Level Meters ManualComponent VideoSelecting Preferred Listening Modes Preferred Listening Mode Selection ParametersWhen the D parameter is set to USE Last When the 2-CH parameter is set to USE LastWhen the 5.1a parameter is set to USE Last When the DTS-ES parameter is set to USE LastWhen the MIC parameter is set to USE Last MICMain Advanced Configuring Advanced Input SettingsAnalog Bypass Configuring Advanced Zone SettingsInput Select Parameter Settings SetupComponent OSD Video OSDDigital ZONE2 & Record in Parameter SettingsRecord Advanced Record BLOCKED, EnabledDigital Bypass ON, OFF DIG OUT Rate Record Setting Crossover Points Speaker SetupTo configure a custom speaker setup Custom Speaker SetupsHigh-pass Filter Setting Crossover PointsWhen the THX Speaker Setup screen opens THX Speaker SetupsSpeaker Setup Parameters Front L/R FULL, Full + SUB, 30Hz to 120Hz, THX 80Hz Setting Crossover Points Rear L/R FULL, Full + SUB, 30Hz to 120Hz, THX 80Hz, None SUB L/R When a custom speaker setup is selectedSUB Xover LFETHX ULTRA2 SUB ASA Advanced Speaker Array BGC Boundary Gain CompensationSpeaker Calibration Parameters Calibrating Speaker Distances & Output LevelsOutput Level Parameters Before calibrating speaker distances and output levelsDefault Setting Possible Setting Speaker Distance Settings Output Level Settings ParameterAutomatic Options Details Automatic CalibrationConnecting the Microphones During the microphone check, position the microphones Positioning the Microphones for the Microphone CheckDuring the microphone check, do not Checking for Silence Checking the MicrophonesCheck Microphones Results Checking the MicrophonesPositioning the Microphones for Automatic Calibration Message Description TroubleshootingPosition the primary listening position Rear Side Left Setup During the automatic calibration, do not Improper microphone positioning for automatic calibrationPositioning the Microphones for Automatic Calibration Performing Automatic Calibration SET Crossovers Before Calibrating Auto Speaker SetupPerforming Automatic Calibration Step Distances Levels DistancesSpeaker Manual Calibration For simultaneous output level adjustmentManual Options DetailsB To manually calibrate speaker distances Performing Manual Speaker Distance CalibrationPerforming Manual Output Level Calibration Internal Noise Test When the Internal Noise message opensExternal Noise Test Input Source Listening ModePlii Movie Digital DTS-ESParameter Default Setting Possible Setting Setting Bass Peak LimitersCAL Noise ON, OFF Limiter Limit ADJ LFE Limiter ON, OFF LFE Limit ADJLimit ADJ CAL NoiseLFE Limiter When 8 Stereo Inputs is selected REAR-PANEL ConfigurationLFE Limiter ADJ Stereo InputsInput Connectors Output Connectors When 5 Stereo & 5.1 Anlg is selectedStereo & 5.1 Anlg Sync Delay OFF Display SetupCustom Name ON-SCREEN DisplayTo create a custom unit name Edit Custom NameON-SCREEN Display Parameter Default Setting Possible SettingsFormat Letter Indicator Command BankBackground Remote StateStatus Always on Always ON, 2 Seconds Always OFF Brightness StatusMute Level VOLUME-CONTROL SetupZone PWR on REC PWR onMAX Volume Remote only ON, OFF Trigger SetupOFF ON, OFF Program Operation Parameters ON, OFF Remote onlyModes Unlocked LOCKED, Unlocked Audio Cntrl Setup SetupLock Options Audio CntrlLIVE! Calibration Position the microphones Positioning the Microphones for LiveImproper microphone positioning for Live When positioning the microphones, do notSignal TOO LOW Select Setup LIVE! Calibration as shown abovePerforming LIVE! Calibration Calibration DoneAudio Controls Audio Controls Bass To control the bass from the remote controlTreble To control the treble from the remote controlTilt EQ To control the tilt EQ from the remote controlLoudness To control the loudness from the remote controlFader BalanceZONE2 Balance Page Mode Adjust Listening Mode Activation Mode AdjustListening modes activation occurs through Preferred Listening Mode Selection Parameters Mode AdjustMode Family Selection Buttons Mode ButtonsInput Source Button Channel Dolby DigitalFilm Listening Mode DescriptionsMusic Surr MusicFront Steering Music Front Steering MsurrPLIIx MOV & Plii Movie PLIIx + & Plii +RE-EQUALIZER ON, OFF Output Levels PLIIx MUS & Plii Music Dimension Neutral FRONT, NEUTRAL, Rear Surround DLYPL + Panorama OFF ON, OFF CTR WidthPRO Logic Nightclub CIN & MusicConcert Hall PRE-DELAY OFFChurch MID RTCathedral Bass Content Stereo BINAURL, MONO, Stereo LOW Freq WidthPanorama Input BalanceSource Left & Right Panorama CalibrationListener POS To calibrate the Panorama listening mode Channel CH SurroundMono Logic SUB LevelMono Mono SurroundFilm Compression OFF AUTO, ON, OFF LFE MIXMusic When THX Ultra2 decoding is active Input Source Parameter SettingUL2Cin & SurEX THX SurEXWhen THX Surround EX decoding is active PLIIx MUS PLIIx MOVEX Decoding Auto AUTO, ON, OFF Compression LFE MIX Flagged Non-Flagged Digital & Digital EX2-CHANNEL Digital & Digital EXMono Mono SurrChannel DecodingFilm & Film Option/Parameter Default Setting Possible SettingsMusic & Music DTS-ES THX listening mode DTS THX UL2Cin listening modeUL2Cin DecodingInput Source 1a Film Chan & 2-CHANES Decoding Auto AUTO, ON, OFF SUB Level RE-EQUALIZER OFF ON, OFF Sound Stage Rear1a UL2Cin, 5.1a SurEX, & 5.1a 1a Music5.1a THX SurEX listening mode 1a THX ULTRA2 5.1a THX UL2Cin listening mode5.1a THX listening mode Channel Analog1a Standard 1a Bypass 1a 2-CHANNELSUB L/R LVL Option/ParameterLIVE! SMALL, LIVE! MED & LIVE! Large 2CH BypassTreb CUT RT Advanced CustomReverb LVL LIVE! SMALL, LIVE! MED & LIVE! LargeEarly Rflx LVL Bass XoverOutput Levels Custom VS PresetCustom Reset Mode Listening Mode Menu Option & Parameter Descriptions Center DimensionCenter Depth Center MIXES Decoding Effect LVLEX Decoding Input Balance Front SteeringLFE MIX Listener POSLiveness PRE-DELAYLOW Freq Width Master LevelRear DLY Offset RE-EQUALIZERRear L/R Reverb LVLSource Sound StageSpeaker Angle Speech DetectSurround EX Surround DLYSurround MIX Treb CUT RT Mode Parameter RelationshipsVocal Enhance Parameter Is used in these modesDimension Custom VS PresetDiffusion ES DecodingParameter Is used in these modes SUB L/R & SUB L/R LVL Source Panorama Calibration Speaker Angle Speech DetectTroubleshooting & Maintenance Troubleshooting MC-12 is powered on, but there is no video Routine MaintenanceRF interference is present in the audio or video MC-12 is exhibiting erratic behaviorTo restore factory-default settings Restoring FACTORY-DEFAULT SettingsAppendix Audio Input & Output Connectors SpecificationsMain Zone Audio Performance Zone 2 & Record Zone Audio PerformanceMicrophone Input Connectors Video Input & Output ConnectorsComposite & S-video Performance Component Video PerformanceDeclaration of Conformity Menu Tree Menu Tree Appendix Anlg in LVL Front L/R Speakers Full Check Microphones Then, press Setting Levels Front Left Main Menu Setup Speaker Setup Manual Speaker Setup LIVE! Calibration High Audio Levels Output Levels Menu Tree Panorama Effect LVL 2CH Status Input Mode Input Balance LFE MIX Input Select Analog Bypass Installation WorksheetVideo 43 OSD Component OSD CAL Noise Limiter Limit ADJ LFE Limiter AppendixInstallation Worksheet Index Index Index Video Index Page How is Service Obtained? What is Covered?When Shipping a Product for Service How do State Laws Relate to this Warranty?Part No -14773 Rev 4 05/05
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MC-12 specifications

The Lexicon MC-12 is a high-end home theater processor that has garnered admiration for its impressive performance and advanced features. Designed for audiophiles and home theater enthusiasts, the MC-12 combines cutting-edge technologies with user-centric design to create an unparalleled listening experience.

One of the standout features of the MC-12 is its analog bypass mode, which allows pure analog signals to pass through without digital processing. This feature is particularly appealing to users who prefer the warmth and richness of analog sound. The processor also boasts a 24-bit/192 kHz digital-to-analog converter (DAC), ensuring that audio playback is both high-fidelity and precise.

Equipped with a range of surround sound formats, including Dolby Digital, DTS, and THX, the MC-12 provides an immersive audio experience. It supports multiple channels, delivering up to 7.1 surround sound, making it ideal for cinema-style setups. The processor also features Lexicon's proprietary Logic 7 processing, which enhances stereo and discrete surround signals for a more enveloping soundstage.

The MC-12 features customizable room acoustic settings that allow users to tailor the audio output to their specific environment. An integrated automatic calibration system uses sophisticated algorithms to analyze room acoustics and adjust speaker settings accordingly. This optimization ensures that users achieve the best possible sound quality, regardless of their room’s dimensions or layout.

Connectivity is another strong point of the MC-12. It comes with multiple inputs, including HDMI, coaxial, optical, and balanced inputs, allowing users to connect a variety of audio and video sources. Additionally, the processor includes both analog and digital outputs, ensuring compatibility with a multitude of external devices.

The Lexicon MC-12 also features a user-friendly interface, allowing for easy navigation and control. Its ergonomic design includes a sleek front panel and a backlit remote control, enhancing the overall user experience.

In summary, the Lexicon MC-12 stands out as a premium choice for audiophiles seeking exceptional sound quality and advanced features. Its combination of analog and digital processing, multiple surround sound formats, room calibration technology, and extensive connectivity options make it a versatile and powerful home theater processor. Whether for casual listening or serious cinephile pursuits, the MC-12 promises to deliver a captivating audio experience.
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