8
En
En
Refer to the table below if the unit does not operate properly. If the problem you are experiencing is not listed below, or if the instruction does not help, turn
off the unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.
■
General
Troubleshooting
Symptoms
Causes
Remedies
This unit is not turned on.
The AC adaptor is disconnected from the wall outlet or
12V
(DC 12V).
Connect the AC adaptor to the wall outlet or
12V
(DC 12V) correctly.
The
p
(power) is not turned on.
Turn on the
p
(power). (The indicator lights up.)
No sound is output from
either of the speakers, or
the sound is too quiet.
This unit and the other device are not connected correctly.
Make sure that this unit and the other device are connected
correctly.
Connections are faulty (or the connections are incomplete).
Check that the connections are made correctly. Or connect
this unit to the
Bluetooth
device, again.
This unit’s volume is set to too low.
Turn the
VOL
(volume) control to the right to increase the
volume.
The sound from the connected device is too quiet.
Increase the volume of the connected device.
Headphones are connected. (No sound comes from the
speakers when headphones are connected.)
Disconnect the headphones from this unit.
The
AUTO STANDBY
switch at the rear is set to
INIT.
.
Set the
AUTO STANDBY
switch at the rear to
ON
or
OFF
,
again (
ON
in default setting.
page 3).
The sound is distorted.
The sound is too loud.
Lower the volume of the connected device.
Noise is heard.
Connections are faulty (or the connections are incomplete).
Check that the connections are made correctly.
The output connector has a bad connection.
Check that the stereo mini jack and stereo mini plug cable
are not dirty. If they are dirty, clean them.
External noise is picked up.
Make sure that devices which emit electromagnetic waves,
such as mobile phones, wireless appliances, microwaves or
inverter lighting equipment, are not near this unit.
Power-supply noise is picked up.
Change the source of power supply by directly connecting
the AC adaptor to the wall outlet, etc.
