76
TROUBLESHOOTING
Refer to the chart below when this 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
This 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.
On-screen display
does not appear.
No sound and/or no
picture.
The picture does not
appear.
The sound suddenly
goes off.
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.
The setting for the on-screen display is
set to “DISPLAY OFF”.
The BLUE BACK setting under “9
DISPLAY SET” on the SET MENU is
set to OFF, and no video signal is input
to this unit.
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.
The output and input for the picture are
connected to different types of video
jacks.
The protection circuit has been activated
because of a short circuit, etc.
The sleep timer has functioned.
The sound is muted.
Remedy
Firmly connect the power cord.
Set the switch fully to the left or right position when
this 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.
Select the full display or short display mode.
Set BLUE BACK to AUTO to always show the
OSD.
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.
Make connections using the same type of jack
(between composites, S-VIDEOs, or components)
for both the input and output.
Check the IMPEDANCE SELECTOR switch is set
to the appropriate position and then turn this unit
back on.
Check the speaker wires are not touching each other
and then turn this 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.
Refer
to page
19
13
12
21
65
11 – 18
25
11, 12
25
26
26
—
14, 15
13
—
67
26
0112V2200_76-83_EN(U)
01.8.1, 9:44 AM
76
