Meridian Audio G61 manual Specifications

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Specifications

Digital coax inputs	6 coax digital inputs, 2 6-channel coax inputs, all MHR.
Digital optical inputs	5 optical digital inputs.
Analogue inputs	5 stereo unbalanced inputs; 1 6-channel unbalanced input.
Digital outputs	Main, Centre/Sub, Sides, Rears, A/B*.
Unbalanced outputs	Main L/R, Centre/Sub, Rears, LZ, RZ†.
Trigger outputs	3 12VDC/100mA trigger outputs configurable by source.
Comms	2 5-pin 240º DIN sockets, BNC socket, USB, RS232 interface.
Conversion	Up to 192kHz, 24-bit Sigma-Delta conversion on all analogue inputs and outputs.
Formats	Include Dolby Digital, DTS, MPEG Surround, and AAC.
DSP modes	Direct, Music, Trifield, Ambisonics, Super, Stereo, MusicLogic, Mono, TV Logic, PLIIx Music, PLIIx Movie, PLIIx
	THX, Discrete, Cinema, PLIIx Mov6, PLIIx Mus6, THX, THX Surround EX, THX Ultra2 Cinema, THX Music.
Power	Universal supply 100-240V, 50-60Hz, 40W.
Processing	3 Motorola 56367s running at 150MHz to give a total of approximately 450MIPS. 48-bit arithmetic
	throughout.
Dimensions	440mm x 90mm x 350mm (17.32" x 3.54" x 13.78") WHD.
Weight	((to be added))
Controls	Front-panel soft keys include control of Source, Preset, etc. Standby and display buttons, volume control,
	mute. Full remote control of all features via MSR+.
Display	Multi-character dot-matrix Vacuum Fluorescent Display.
Indicators	Standby button lit when off.

*A/B: Subs if two or three subs are used. Optional ceiling speakers with future software update.

†LZ/RZ: May be chosen to be any pair from: Main L/R, Centre/Sub, Sides, Rears, Subs.

Note: Current software supports a maximum of eight outputs. Future software will support up to 12.

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I n t r o d u c t i o n

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Contents R I D I a N G S E R I E S G61 Digital Surround Controller Installation Guide Safety warnings Refer all servicing to approved service personnelTo avoid overheating To avoid interferenceContents Sales and service in the UK Sales and service in the USACopyright and acknowledgements Tel +1 404 344 Fax +1 404 346 Part no G61/1Smart Source feature IntroductionInputs Formats supportedT r o d u c t i o n Specifications T r o d u c t i o n Installing the digital surround controller UnpackingTo connect to this Use this connectorAudio inputs To connect to a digital source eg G07 24-bit CD Player To connect to an analogue source eg TV tuner#$ $6$ ! Player Audio outputs Use this output$30 n -!.!2 To connect the G61 to Meridian DSP loudspeakersM33 Phono Lead3UBWOOFER $IGITALI3URROUND #ONTROLLER To connect an active subwoofer eg Meridian M1500 or M2500Screen Use this connector To connect to thisCommunications connections Auto Configuring the digital surround controller Configuration WizardTo run the Configuration Wizard To do thisReset settings Reset all settings?To reset the configuration TypeTypes Type Speakers Music Sub Logic SubTo configure the speakers Select speakersOne To change an optionSpeaker options Option Values DescriptionConfigure sources To configure a sourcePress Source When you have finished configuring sources Radio UseSource options Option ValuesStage 4 Configuring other settings Other settingsTo configure other settings To change a settingSettings Page Introduction Using a Sound Pressure Level meterCalibrating the system To start the calibration procedure To exit from the calibration procedureTo complete the calibration procedure Left Level +0.0dBDistance Calibration testsLevels Fine tuning Left PhaseSetting What it sounds like Left DistanceLeft Size Speaker sizeSizes set to zero Using the Sine/Sub/Sens controls Sinewave sweep testSubwoofer crossover frequency CD Xover 85HzCD Sine 80.0Hz 88.5Hz81.5Hz Pause 80.0HzSetting up sources To adjust the sensitivity of a source4V Peak TV 2.0V ClipDSP presets DSP presetsSpeaker layouts Layout DescriptionStandard-rate audio, downsampled if necessary Parameter Range Default What it changesStandard parameters Music and Trifield DSP preset parameters MusicTrifield Parameter Options What it changesSuper Ambisonics and Super DSP preset parametersAmbisonics MusicLogic PLIIx MusicPLIIx Movie and PLIIx THX DSP preset parameters Stereo and DirectPLIIx Movie and PLIIx THX Surrounds Rear, Side, AllMono DSP preset parameters TV LogicMono Parameter OptionsDiscrete Discrete and Cinema DSP preset parametersCinema THX 28dB to 0dBUsing dynamic range control For example Defining your own presetsTo save the preset settings For example, you could change the name to To clear a user-defined presetStored Troubleshooting General operating problemsStandby light not lit Erratic or unexpected system behaviourAudio problems Remote not workingUnit is overheating Hum on analogue inputAudible hiss at high volume settings There is a hiss when starting DTS LaserDiscs or CDsSound not clear Centre not workingPreset changes unexpectedly with a multichannel Source Maintenance CleaningTo clean the case, display panel, and keypad To clean the audio and video connectionsGuarantee Service and guaranteeService Academy DSP parameter 39 accessories Calibration procedure 25 moving between tests 26 startingDSP parameters DSP presets Guarantee +2+2PLIIx Music Panorama Rear THXSubwoofer crossover frequency 30 Super DSP preset Types 16 THX DSP preset 40 UHJ format THX Music DSP preset+2+2 DSP parameters