ION RX-V750 Sound suddenly, Goes off, Only the speaker on, One side can be, Heard, No sound from

Page 82

TROUBLESHOOTING

Problem

Cause

Remedy

Refer to

page

 

 

 

 

 

 

 

The sound suddenly

The protection circuitry has been activated

Check that the impedance selector setting is correct.

24

goes off.

because of a short circuit, etc.

 

 

Check that the speaker wires are not touching each

—

 

 

 

 

other and then turn this unit back on.

 

 

 

 

 

 

The sleep timer has turned the unit off.

Turn on the power, and play the source again.

—

 

 

 

 

 

The sound is muted.

Press MUTE to cancel a mute.

32

 

 

 

 

Only the speaker on

Incorrect cable connections.

Connect the cables properly. If the problem persists,

13

one side can be

 

the cables may be defective.

 

heard.

 

 

 

Incorrect balance settings in SET MENU.

Adjust the SPEAKER LEVEL settings.

59

 

 

 

 

 

Only the center

When playing a monaural source with a

 

 

speaker outputs

CINEMA DSP program, the source signal

 

 

substantial sound.

is directed to the center channel, and the

 

 

 

front and surround speakers output effect

 

 

 

sounds.

 

 

 

 

 

 

No sound from the

The sound field programs are turned off.

Press STRAIGHT (EFFECT) to turn them on.

37

effect speakers.

 

 

 

You are using a source or program

Try another sound field program.

48

 

 

combination that does not output sound

 

 

 

from all channels.

 

 

 

 

 

 

No sound from the

The output level of the center speaker is

Raise the level of the center speaker.

59

center speaker.

set to minimum.

 

 

 

 

 

 

 

“CENTER SP” in SET MENU is set to

Select the appropriate setting for the center speaker.

57

 

NONE.

 

 

 

 

 

 

 

One of the HiFi DSP programs (except for

Try another sound field program.

48

 

7ch Stereo) has been selected.

 

 

 

 

 

 

No sound from the

The output level of the surround speakers

Raise the output level of the surround speakers.

59

surround speakers.

is set to minimum.

 

 

 

 

 

 

 

“SURR L/R SP” in SET MENU is set to

Select the appropriate setting for the surround left and

57

 

NONE.

right speakers.

 

 

 

 

 

 

A monaural source is being played with

Press STRAIGHT (EFFECT) to turn on the sound

—

 

STRAIGHT.

fields.

 

 

 

 

 

No sound from the

Presence speakers are selected.

Select surround back speakers in PR/SB SELECT.

61

surround back

 

 

 

“SURR L/R SP” in SET MENU is set to

If the surround left and right speakers are set to

57

speakers.

 

NONE.

NONE, the surround back speaker setting is

 

 

 

automatically set to NONE. Select the appropriate

 

 

 

setting for the surround speakers.

 

 

 

 

 

 

“SURR B L/R SP” in SET MENU is set to

Select LRGx1 or SMLx1.

58

 

NONE.

 

 

 

 

 

 

No sound from the

“LFE/BASS OUT” in SET MENU is set

Select SWFR or BOTH.

58

subwoofer.

to FRNT when a Dolby Digital or DTS

 

 

 

signal is being played.

 

 

 

 

 

 

 

“LFE/BASS OUT” in SET MENU is set

Select BOTH.

58

 

to SWFR or FRNT when a 2-channel

 

 

 

source is being played.

 

 

 

 

 

 

 

The source does not contain low bass

 

 

 

signals.

 

 

 

 

 

 

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Contents DSP-AX750SE AV Amplifier For U.K. customers Special Instructions for U.K. ModelContents Sound field features FeaturesBuilt-in 7-channel power amplifier Other featuresGetting Started Supplied accessoriesInstalling batteries in the remote control Please check that you received all of the following partsControls and Functions Front panelPhones Silent Cinema jack RX-V750 Europe model onlyVideo AUX jacks FM/AM RX-V750Remote control Select k/n RDS tuning buttonsVOL -/+ Using the remote control Handling the remote controlFront panel display LFE indicator Optimizer indicator96/24 indicator Input channel indicatorsRear panel Speaker Setup Speaker placementSpeaker connections Connecting to Presence speaker terminalsTighten the knob to secure the wire 10 mmRX-V750 Right Left Front Subwoofer System Presence speakersRight Left Right Left Surround back Speakers Front speakers aSurround terminals Front terminalsCenter terminals SUB Woofer jackAnalog jacks ConnectionsCable indications Digital jacksDVD player Connecting video componentsConnections for DVD playback MonitorFor 6-channel input RX-V750 Connecting to the Multi CH Input jacksFor 8-channel input RX-V750 Video AUX jacks on the front panel Connections for other video componentsUse these jacks to connect any video source, such as a Connecting a tuner Connecting audio componentsConnecting a turntable Connections for audio componentsConnecting to an external amplifier Indoor FM antenna Included AM loop antenna included Connecting the AM loop antennaFrequency Step switch Asia and General models only Ground GND terminalConnecting the AC power cord Connecting the power supply cordMemory back-up Impedance Selector switch Impedance Selector switchRX-V750 U.S.A. model Turning on the powerTurn on the video monitor connected to this unit Front panelIntroduction Auto SetupOptimizer microphone setup Optimizer microphone positionResultwiring Starting the setupAutomenu If an error screen appears ErrorError E-5 ResultexitIf a warning screen appears When you are finished, press SelectResultwiring screen appears Press u / d to select Result LIST, then press SelectBefore auto setup Troubleshooting for auto setup procedureErrors during auto setup Select the input source Adjust the volume to the desired output levelPlayback Start playback or select a broadcast stationPress Mute on the remote control Mute indicator blinks To listen with headphones Silent CinemaTo adjust the tone Select a sound field program if desiredSelecting Multi CH Input Selecting sound field programsMulti CH Input Front panel operationDecoders select with j Remote control operationEnjoying multi-channel software PLIIxMusicPRO Logic SUR. Standard Press q/DTS on the remote control to select the decoderEnjoying 2-channel software PRO Logic SUR. EnhancedNight listening modes To cancel, press Pure Direct againListening to high fidelity stereo sound Press Pure Direct to activate pure directStraight Listening to unprocessed input signalsSelecting input modes Downmixing to 2 channelsSource Information about the input signalDisplaying information about the input Press u / d to display the followingAutomatic and manual tuning Tuning RX-V750Automatic tuning Automatically presetting FM stations Presetting stationsManual tuning Press FM/AM to select the FM bandAutomatic preset tuning options Manually presetting stationsControl, first press Tuner to set the remote to tuner mode Selecting preset stationsWhen performing this operation with the remote Press A/B/C/D/E to select the preset station groupPress PRESET/TUNING Edit again See Selecting preset stationsRT Radio Text mode PS Program Service name modePTY Program Type mode CT Clock Time modePTY Seek mode To cancel this functionPress PTY Seek Mode to set this unit PTY Seek functionEON function Special considerations when recording DTS software RecordingSound Field Program Descriptions For movie/video sourcesSUR. Enhanced Dolby DigitalSUR. Standard Dolby Digital SUR. StandardPRO Logic SUR. Standard PRO LogicJazz Club For music sourcesConcert Hall Rock ConcertAdvanced Operations Selecting the OSD mode Using the sleep timerSetting the sleep timer P08 Movie TheaterPress Select when you have completed your adjustment Canceling the sleep timerPress j / i to adjust the speaker output level Sleep OFFOutputting the test tone from the Presence speakers Using the test tonePress AMP Press Test SET Menu Press Select to enter Manual Setup Using SET MenuPress u / d to select Manual Setup To exit, press SET Menu when finishedFront SP Sound Menu 1/2Center SP Surr L/R SPLFE/BASS OUT Surr B L/R SPPresence SP Cross OverCSP Distance 02ASUBWOOFER PhaseSpeaker distance CSP Distance Fdynamic Range Dcenter GEQElfe Level Gaudio SETCMPNT-V Input HPR/SB SelectInput Menu Optical OUTCinput Rename Binput ModeCoaxial For Coaxial Input jacks 5Adisplay SET Option MENU1/2Bmemory Guard Parameter initialization CPARAM. INI CPARAM. INIDzone SET Speaker B set SP BAdvd DVD Remote Control FeaturesControl area Controlling this unitSetting manufacturer codes ManufacturerPress Learn again to exit from the setup mode Controlling other components MD/CDPress an input selector button to select a source component Programming codes from other remote controlsPress Learn using a ballpoint pen or similar object Learn is displayedChanging source names in the display window Press Clear to exit from the clearing mode Press Clear by using a ballpoint pen or similar objectPress u / d to select the clear mode Clearing function setsClearing a learned function Clearing individual functionsSelected component name appears in the display window Editing Sound Field Parameters What is a sound field Changing parameter settingsElements of a sound field To reset all parameters Resetting parameters to the factory presetsTo reset a certain parameter Press u / d to select the parametersSound Field Parameter Descriptions INIT. DLY Initial delayRoom SIZE/P. Room Size Room size Room Size Surround room size INIT. DLY Surround initial delaySB INIT. DLY Surround back initial delay Liveness Surround livenessREV.TIME Reverberation time REV.DELAY Reverberation delayREV. Level Reverberation level CT Width Center width DIALG.LIFT Dialog liftFor 7ch Stereo For DTS Neo6 Music Image Center imageTroubleshooting GeneralOnly the speaker on Sound suddenlyGoes off One side can beRecord Volume level Or DTS indicator onVolume level is Dolby Digital or DTSTuner RX-V750 Function properly Remote controlDoes not work nor Does not learn newFactory Preset appears in the front panel display Resetting the Factory PresetsBe sure this unit is in standby mode Press Straight Effect to select the desired settingGlossary Audio formatsLFE 0.1 channel Sound field programsAudio information PCM Linear PCMComposite video signal Video signal informationComponent video signal Video signalSpecifications Audio SectionWC85520
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