Additional Information; Troubleshooting - Yamaha YAS-81 Bedienungsanleitung

ADDITIONAL INFORMATION

Troubleshooting

If there is any problem with the system, check the following items. If you cannot solve a problem with the following
remedies, or if the problem is not listed below, turn off and unplug the system, and then consult your nearest authorized
Yamaha dealer or Service Center.
Problem
Power turns on but
immediately shuts off.
The speakers make no
sound.
Sound is too low on
one side.
Speaker channels other
than the front ones
make no sound.
The center speaker
channel makes no
sound.
The surround speaker
channels make no
sound.
The subwoofer makes
no sound.
Sound is poor (noisy).
This system does not
operate properly.
A digital or high-
frequency equipment
produces noises.
ADDITIONAL INFORMATION
Cause
The power cable may be connected
improperly.
A speaker cable may be shorted.
This system may have received a strong
electrical shock, such as from a
lightening bolt or excessive static
electricity.
The volume may be set to minimum
level.
The mute function may be activated.
The input source or input setting may be
incorrect.
The cables may be connected
improperly.
The cables may be connected
improperly.
You may be listening to stereo sounds
without surround mode.
The volume of the center virtual speaker
channel may be set to minimum level.
The volume of the surround virtual
speaker channels may be set to minimum
level.
The volume of the subwoofer channel
may be set to minimum level.
A speaker cable may be shorted.
This system may receive a strong
electrical shock, such as from a
lightening bolt or excessive static
electricity, or drop in power supply.
The system control cable may be
connected improperly.
The system may be placed close to
digital equipment or high-frequency
equipment.
Solution
Make sure the power cable is plugged into the
outlet firmly.
Make sure all speaker cables are connected
properly.
Set this system to standby mode, and then
disconnect the power cable. Wait for about 30
seconds, connect the power cable, and then turn
the system on again.
Adjust the volume level.
Cancel the mute function.
Select the correct input source or input setting.
Make sure all cables are connected properly.
Make sure all cables are connected properly.
Press a surround mode button to enable the
sound field effect.
Adjust the volume level of the center virtual
speaker channel.
Adjust the volume level of the surround virtual
speaker channels.
Adjust the volume level of the subwoofer.
Make sure all cables are connected properly.
Set this system to standby mode, and then
disconnect the power cable. Wait for about 30
seconds, connect the power cable, and then turn
on this system.
Connect the system cable firmly.
Place this system farther away from such
equipment.
See
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