Yamaha YAS-70 owner manual Additional information, Troubleshooting

Page 30

Additional information

Troubleshooting

If there is any problem with this system, check the following items. If you cannot solve your problem with the following remedies or if your problem was not listed below, turn off and unplug this system, and then consult the nearest authorized Yamaha dealer or service center.

Problem

Cause

Solution

See

page

 

 

 

Power turns on but

The power cable may be connected

Make sure the power cable is plugged into the

12

immediately shuts off.

improperly.

outlet firmly.

 

 

 

 

 

 

The speaker cable may be shorted.

Make sure all speaker cables are connected

9

 

 

properly.

 

 

 

 

 

 

 

 

This system may receive a strong

Set this system to the standby mode, and then

 

 

electrical shock such as from a lightening

disconnect the power cable. Wait for about 30

13

 

bolt or excessive static electricity.

seconds, connect the power cable, and then turn

 

 

 

 

on this system.

 

 

 

 

 

The speakers make no

The volume may be set to minimum

Adjust the volume level.

13

sound.

level.

 

 

 

 

 

 

 

 

The mute function may be activated.

Cancel the mute function.

13

 

 

 

 

 

The input source or input setting may be

Select the correct input source or input setting.

13

 

incorrect.

 

 

 

 

 

 

 

 

 

The cables may be connected

Make sure all cables are connected properly.

9, 12

 

improperly.

 

 

 

 

 

 

 

 

Sound is too low on

The cables may be connected

Make sure all cables are connected properly.

9, 12

one side.

improperly.

 

 

 

 

 

 

 

Speaker channels other

You may be listening to stereo sounds

Press sound field program button to enable the

 

than the front ones

without the sound field effect.

sound field effect.

14

make no sound.

 

 

 

 

 

 

 

The center speaker

The volume of the center speaker

Adjust the volume level of the center speaker

 

channel makes no

channel may be set to minimum level.

channel using test tones.

23

sound.

 

 

 

 

 

 

 

The surround speaker

The volume of the surround speaker

Increase the output level of SL/SR by pressing

23

channels make no

channels may be set to minimum level.

S.

 

sound.

 

 

 

 

Increase the output level of the virtual surround

25

 

 

 

 

speaker channel by pressing SUR. +.

 

 

 

 

 

 

 

The subwoofer makes

The volume of the subwoofer channel

Adjust the volume level of the subwoofer.

25

no sound.

may be set to minimum level.

 

 

 

 

 

 

 

 

You may be listening to an audio source

The subwoofer does not support signals outside

23

 

that does not contain any low tone signal.

the specified range.

 

 

 

 

 

 

Sound is poor (noisy).

The speaker cable may be shorted.

Make sure all cables are connected properly.

9, 12

 

 

 

 

This system does not

This system may receive a strong

Set this system to the standby mode, and then

 

operate properly.

electrical shock, such as from a

disconnect the power cable. Wait for about 30

13

 

lightening bolt or excessive static

seconds, connect the power cable, and then turn

 

 

 

electricity, or drop in power supply.

on this system.

 

 

 

 

 

 

The system control cable may be

Connect the system cable firmly.

9

 

connected improperly.

 

 

 

 

 

 

 

 

A digital or high-

This system may be placed close to the

Place this system further away from such

 

frequency equipment

digital equipment or high-frequency

equipment.

produces noises.

equipment.

 

 

 

 

 

 

26 En

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Contents YAS-70 Important Safety Instructions FCC Information for US customers Iii En Contents Supplied parts AccessoriesGetting started UnitsFront panel of the center system Volume +Controls and functions Input STANDBY/ONVolume Front panel display of the center systemSound field program buttons Remote controlInfrared signal Input buttonsUsing the remote control Installing the batteriesPlacing the center system above/beneath a TV Placing this systemPlacing the center system Center system YAS-70CUInstalling the cables above the center system Attaching the center system to a wallConnecting speaker cables Connecting system control cableConnection Input 1 Optical jack Connecting external componentsDigital connection Input 2 Coaxial jackExample1 TV Analog connectionInput 3 Analog jacks Example 2 VCR or video cameraConnecting a Yamaha iPod universal dock Connecting the indoor FM antennaConnecting the power cable Press one of the input buttons to select an input source Press Volume +/- to adjust the volume level. yBasic playback operation Start playback on the selected external componentPress one of the sound field program buttons Enjoying various sound featuresEnjoying realistic sounds Sound field program Sound field program descriptionsPress Night Listening at low volume Night listening modeDecoder mode descriptions PL II MovieFM tuning Controls and functions for the FM tuningOverview Manual tuning Basic tuning operationPress AUTO/MAN’L so that the Auto indicator Pressmode.FM to select this system to the FM tunerUsing station preset feature Automatic station presetRecalling the preset stations Manual station preset Press Memory to confirm the presetPress Memory Dock Using iPodControls and functions for iPod Playback control buttonsTurning off the front panel display Useful operationChanging the brightness of the front panel display Press Dimmer repeatedlyAdjusting the volume balance during playback P Adjusting the virtual speaker settingsAdjusting the characteristics of the tonal quality P Sound image of this systemUsing the speaker test mode Adjusting the volume balance of each channelAdjusting the position of the virtual surround speakers Pressmode.TEST again to exit from the speaker testSW + Adjusting the characteristics of the tonal quality Room EQAdjusting the speaker balance during playback Center +Troubleshooting Additional informationTuner IPodGlossary Cinema DSPDTS Specifications YAS-70CUYAS-70SPX WM26020