Yamaha RX-V1500 Owner's Manual page 91

Problem
The sound suddenly The protection circuitry has been activated
goes off.
because of a short circuit, etc.
The sleep timer has turned the unit off.
The sound is muted.
Only the speaker on
Incorrect cable connections.
one side can be
heard.
Incorrect balance settings in the SET
MENU.
Only the center When playing a monaural source with a
speaker outputs CINEMA DSP program, the source signal
substantial sound. is directed to the center channel, and the
front and surround speakers output effect
sounds.
No sound from the
The sound field programs are turned off.
effect speakers.
You are using a source or program
combination that does not output sound
from all channels.
No sound from the The output level of the center speaker is
center speaker. set to minimum.
CENTER SP in the SET MENU is set to
"NONE".
One of the HiFi DSP programs (except for
7ch Stereo) has been selected.
No sound from the The output level of the surround speakers
surround speakers.
is set to minimum.
SURR L/R SP in the SET MENU is set to
"NONE".
A monaural or stereo source is being
played with STRAIGHT.
No sound from the Presence speakers are selected.
surround back
SURR L/R SP in the SET MENU is set to
speakers.
"NONE".
SURR B L/R SP in the SET MENU is set
to "NONE".
No sound from the LFE/BASS OUT in the SET MENU is set
subwoofer. to "FRNT" when a Dolby Digital or DTS
signal is being played.
LFE/BASS OUT in the SET MENU is set
to "SWFR" or "FRNT" when a 2-channel
source is being played.
The source does not contain low bass
signals.
Cause
Check that the impedance selector setting is correct.
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 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/SBch SELECT.
If the surround left and right speakers are set to
"NONE", surround back speakers are automatically
set to "NONE". Select the appropriate setting for the
surround left and right speakers.
Select "SMLx1", "SMLx2", "LRGx1" or "LRGx2".
Select "SWFR" or "BOTH".
Select "BOTH".
TROUBLESHOOTING
Remedy
Refer to
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