Yamaha RX-V650 Owner's Manual page 78

TROUBLESHOOTING
Problem
The sound suddenly
goes off.
Only the speaker on
one side can be
heard.
Only the center
speaker outputs
substantial sound.
No sound from the
effect speakers.
No sound from the
center speaker.
No sound from the
surround speakers.
No sound from the
surround back
speakers.
No sound from the
subwoofer.
74
Cause
The protection circuitry has been activated
because of a short circuit, etc.
The sleep timer has turned the unit off.
The sound is muted.
Incorrect cable connections.
Incorrect balance settings in SET MENU.
When playing a monaural source with a
CINEMA DSP program, the source signal
is directed to the center channel, and the
front and surround speakers output effect
sounds.
The sound field programs are turned off.
You are using a source or program
combination that does not output sound
from all channels.
The output level of the center speaker is
set to minimum.
"CENTER SP" in SET MENU is set to
NONE.
One of the Hi-Fi DSP programs (except
for 7ch Stereo) has been selected.
The output level of the surround speakers
is set to minimum.
"SURR L/R SP" in SET MENU is set to
NONE.
A monaural source is being played with
STRAIGHT.
Presence speakers are selected.
"SURR L/R SP" in SET MENU is set to
NONE.
"SURR B L/R SP" in SET MENU is set to
NONE.
"LFE/BASS OUT" in SET MENU is set
to FRNT when a Dolby Digital or DTS
signal is being played.
"LFE/BASS OUT" in SET MENU is set
to SWFR or FRNT when a 2-channel
source is being played.
The source does not contain low bass
signals.
Remedy
Check that the impedance selector setting is correct.
Check that 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 to cancel a mute.
Connect the cables properly. If the problem persists,
the cables may be defective.
Adjust the SPEAKER LEVEL settings.
Press STRAIGHT (EFFECT) to turn them on.
Try another sound field program.
Raise the level of the center speaker.
Select the appropriate setting for the center speaker.
Try another sound field program.
Raise the output level of the surround speakers.
Select the appropriate setting for the surround left and
right speakers.
Press STRAIGHT (EFFECT) to turn on the sound
fields.
Select surround back speakers in PR/SB SELECT.
If the surround left and right speakers are set to
NONE, the surround back speaker setting is
automatically set to NONE. Select the appropriate
setting for the surround speakers.
Select LRGx1 or SMLx1.
Select SWFR or BOTH.
Select BOTH.
Refer to
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