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APPENDIX
Refer to the chart below when the unit does not function properly. If the problem you are experiencing is not listed
below or if the instruction below does not help, set this unit in the standby mode, disconnect the power cord, and
contact the nearest authorized YAMAHA dealer or service center.
General
Problem
The unit fails to turn on
when STANDBY/ON (or
SYSTEM POWER) is
pressed, or enters in the
standby mode soon
after the power has
been turned on.
No sound and/or no
picture.
No picture.
The sound suddenly
goes off.
Only the speaker on one
side can be heard.
74
TROUBLESHOOTING
Cause
The power cord is not connected or the plug
is not completely inserted.
The IMPEDANCE SELECTOR switch
on the rear panel is not fully set to the
left or right position.
The protection circuitry has been
activated.
Incorrect input or output cable connections.
An appropriate input source has not
been selected.
The speaker connections are not secure.
The main speakers to be used have not
been selected properly.
The volume is turned down.
The sound is muted.
Digital signals other than PCM audio,
Dolby Digital or DTS signal which this
unit cannot reproduce are being input to
this unit by playing a CD-ROM, etc.
There is no S-video connection between this
unit and the video monitor, although
S-video signals are being input to this unit.
The protection circuit has been activated
because of a short circuit, etc.
The sleep timer has functioned.
The sound is muted.
Incorrect cable connections.
Incorrect setting of "3 L/R BALANCE"
on the SET MENU.
Remedy
Firmly connect the power cord.
Set the switch fully to the left or right
position when the unit is in the standby
mode.
Make sure all speaker wire connections on
this unit and on all speakers are secure and
that the wire for each connection does not
touch anything other than its respective
connection.
Connect the cables properly. If the problem
persists, the cables may be defective.
Select an appropriate input source with
INPUT l / h or 6CH INPUT (or the input
selector buttons).
Secure the connections.
Select the main speakers with SPEAKERS A
and/or B.
Turn up the volume.
Press MUTE or any operation buttons of this
unit to cancel a mute and adjust the volume.
Play a source whose signals this unit can
reproduce.
Connect the monitor's S-video input jack to
this unit's S VIDEO MONITOR OUT jack.
Check the IMPEDANCE SELECTOR
switch is set to the appropriate position and
then turn the unit back on.
Check the speaker wires are not touching
each other and then turn the unit back on.
Turn on the power, and play the source
again.
Press MUTE or any operation buttons of this
unit to cancel a mute and adjust the volume.
Connect the cables properly. If the problem
persists, the cables may be defective.
Adjust it to the appropriate position.
Refer to
page
19
19
16, 17
12 – 15
24
16, 17
24
25
25
—
14, 15
19
16, 17
46
25
12 – 17
41
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