Meridian G68 Guide d'installation Page 1

G68 Digital Surround Controller Installation Guide

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r6Audio inputsMERIDIAN COMMS TRIGGER 1 +12V 100mAOPTICAL INO3 O4D12 D10

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r7You can connect up to 12 digital coax sources to the G68 Digital Surro

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r8To connect to a computer via USBComputerUSBUSB A-B CABLEG68 Digital Su

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r9To connect to a source with analogue multichannel outputs (eg SACD or

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 0Audio outputsDigital, balanced, and unbalanced version (G68AXD)The G

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 1Digital and balanced version (G68XXD)LZRZMAIN L/R CENTRE/SUBSIDESREA

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 2Digital and analogue version (G68ADV)OPT IN TRIG 2TRIG 3+12V 100mA C

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 3Analogue version (G68AXV)MAIN L MAIN R CENTRE SUBANALOGUE OUTSIDE L

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 4Balanced analogue version (G68XXV)REAR L REAR R SIDE L SIDE RANALOGU

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 5To connect the G68AXD, G68XXD, OR G68ADV to Meridian DSP loudspeaker

P r e f a c ei i• Read the instructions.• Keep these instructions.• Follow all instructions.• Do not use this apparatus near water.• Clean only with a

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 6To connect the G68 to power amplifiers or to analogue active and pas

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 7To connect to an active subwoofer (eg Meridian SW1600 or SW5500)Subw

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 8Video connectionsG68AXD and G68XXD Digital Surround ControllersThe M

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r1 9COPYZONE 2ZONE 3DIG OUT COMPOSITES-VIDEOS-VIDEO IN MAIN OUT COMPOSI

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 0Video outputsThe following table gives details of the video outputs:

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 1To connect the G68ADV, G68AXV, or G68XXV for video switchingVCRDVD p

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 2To connect to a G98DH DVD Audio Transport with video switching in th

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 3To connect the G68ADV, G68AXV, or G68XXV to an audio/video recorder

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 4Tuner and communications connectionsCOPYZONE 2ZONE 3DIG OUT COMPOSIT

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 5To connect to other Meridian G Series, 500 Series, or 800 Series equ

C o n t e n t si i iContentsIntroduction 1Provides information about the digital surround controller models, a description of each product, and techn

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 6To connect FM and AM antennae (products fitted with AM/FM Tuner)G68

2 7C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e rConfiguring the digital surround controllerThis chapter explains h

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 8The digital surround controller provides several alternative stand

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r2 9TypesThe following table lists the available Types:Type Speakers M

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 0Stage 2: Configuring speakersThe Speakers configuration stage allo

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 1Speaker optionsThe following table summarises the speaker options:

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 2Stage 3: Configuring sourcesThe digital surround controller provid

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 3Source optionsThe following table summarises the source options:Op

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 4The next stage allows you to configure other aspects of the produc

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 5SettingsThe following table summarises the product settings:Option

P r e f a c ei vCopyright and acknowledgementsSales and service in the UKMeridian Audio Ltd Latham Road Huntingdon Cambridgeshire PE29 6YE EnglandTel

C o n f i g u r i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r3 6To toggle the IR mode• If necessary press On/Off to put the surrou

C a l i b r a t i n g t h e s y s t e m3 7Calibrating the systemIntroductionWe recommend that you perform the calibration procedure using the MSR+

C a l i b r a t i n g t h e s y s t e m3 8To start the calibration procedureEither:• Press Next on the last option of configuring settings; see pa

C a l i b r a t i n g t h e s y s t e m3 9Levels These tests allow you to adjust the output level to each speaker individually, and it follows the

C a l i b r a t i n g t h e s y s t e m4 0• Use > and < to move between each of the speakers in the layout.The display shows the speaker bei

C a l i b r a t i n g t h e s y s t e m4 1These tests allow you to determine the bass handling capability of subwoofers and large analogue speaker

C a l i b r a t i n g t h e s y s t e m4 2This section explains how to use the Sine/Sub/Sens controls to check for room resonances, adjust the sub

C a l i b r a t i n g t h e s y s t e m4 3The display shows:Chan óòô öõú ExitSoundCD Sine 80.0HzAn 80Hz sinewave will be played through a

C a l i b r a t i n g t h e s y s t e m4 4Setting up sourcesThis section explains how to use the Sine/Sub/Sens controls to adjust the sensitivity

D S P p r e s e t s4 5This chapter gives details of the DSP presets and their parameters, and describes how to modify them.DSP presetsDSP presetsThe

I n t r o d u c t i o n1IntroductionThis guide provides full information about unpacking the digital surround controller, connecting it to the other e

D S P p r e s e t s4 6Standard parametersAll DSP presets (except Mono and Direct) provide the following standard parameters.Individual DSP presets p

D S P p r e s e t s4 7DSP presets for two-channel materialThe G68 provides several signal processing options for two-channel material. The Music DSP

D S P p r e s e t s4 8AmbisonicsThe Ambisonics DSP preset can decode UHJ format, the two-channel stereo-compatible encoding found on Ambisonically-r

D S P p r e s e t s4 9MusicLogicMusicLogic is a music DSP preset based on Pro Logic II with the addition of user-adjustable steering, designed to pr

D S P p r e s e t s5 0Stereo and DirectThe Stereo preset passes the left and right input signals directly to the left and right main speakers. Any m

D S P p r e s e t s5 1TV LogicTV Logic is a Logic preset based on Pro Logic IIx with the addition of user-adjustable steering, designed to give high

D S P p r e s e t s5 2DSP presets for multichannel materialMultichannel audio signals can come from either encoded data streams (such as Dolby Digit

D S P p r e s e t s5 3THXAs with the PLIIx THX DSP preset, THX re-equalises the signals to suit domestic listening conditions, and applies frequency

D S P p r e s e t s5 4AmbisonicsThe Ambisonics preset allows you to decode multi-channel sources which have been encoded in Ambisonics B format. Amb

D S P p r e s e t s5 5The G68 Digital Surround Controller allows you to modify any of the built-in presets, and save them for future use.You can eit

I n t r o d u c t i o n2G68 Digital Surround ControllerThe G68 is a powerful, flexible surround controller, and represents the centrepiece of the G Se

D S P p r e s e t s5 6For example, you could change the name to: ìî ïñ óòô Store öõúWrite labelfor preset Concert• When you have entered t

Tr o u b l e s h o o t i n g5 7TroubleshootingWe expect you to achieve superb results with your digital surround controller. If, however, you encounte

Tr o u b l e s h o o t i n g5 8Remote not workingCheck the following:• The battery in the MSR+.• Remove the Comms connections from the G68 and check w

Tr o u b l e s h o o t i n g5 9Audible hiss at high volume settingsThe input dynamic range of most current recordings is at maximum 16 bit. The reason

Tr o u b l e s h o o t i n g6 0The preset changes unexpectedly with a multichannel sourceIf you are using a non-Meridian source on the MHR SmartLink i

Tr o u b l e s h o o t i n g6 1MaintenanceCleaningTo clean the case, display panel, and keypad• Disconnect the power cord before cleaning the unit.The

Tr o u b l e s h o o t i n g6 2Service and guaranteeServiceThe Meridian G Series of hi-fi components has been carefully designed to give years of untr

I n d e x6 3AAcademy (DSP parameter) 51accessories 5active loudspeakers, connecting to 16active subwoofer, connecting to 17Ambisonics (DSP preset)

I n d e x6 4DSP parametersBalance 46Bass 46Centre 46Depth 46LipSync 46Phase 46RC 46R Delay 46Rear 46S Delay 46Sides 46Treble 46DSP presets

I n d e x6 5G68AXV (continued)comms connections 24specifications 4tuner connections 24video connections 19G68XXDaudio inputs 6audio outputs 11co

I n t r o d u c t i o n3Meridian Room CorrectionThe G68 incorporates Meridian Room Correction, a unique system that compensates for acoustic deficienc

I n d e x6 6presetsmultichannel 52standard parameters 46two-channel 47user-defining 55Pro Logic (DSP parameter) 50RRC (DSP parameter) 46R Delay

I n d e x6 7user-defined presets 55clearing 56editing name 55Vvideo connectionsinputs 20outputs 20video switching 21, 22WWidth (DSP parameter)

I n d e x6 8

I n t r o d u c t i o n4SpecificationsInputs/outputsG68AXD G68XXD G68ADV G68AXV G68XXVDigital inputs 6 coax digital inputs, 4 optical digital inputs,

I n s t a l l i n g t h e d i g i t a l s u r r o u n d c o n t r o l l e r5Installing the digital surround controllerUnpackingThe G68 Digital Sur