Yamaha RX-V550 Owner's Manual

Page of 79
63
English
TROUBLESHOOTING
ADDITIONAL 
INFO
RMA
T
IO
N
Problem
Cause
Remedy
Refer to 
page
The sound suddenly 
goes off.
The protection circuitry has been activated 
because of a short circuit, etc.
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.
The sleep timer has turned the unit off.
Turn on the power, and play the source again.
The sound is muted.
Press MUTE to cancel a mute.
Only the speaker on 
one side can be 
heard.
Incorrect cable connections.
Connect the cables properly. If the problem persists, 
the cables may be defective.
Incorrect balance settings in SET MENU.
Adjust the SP LEVEL settings.
Only the center 
speaker outputs 
substantial sound.
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.
No sound from the 
effect speakers.
The sound field programs are turned off.
Press STRAIGHT (EFFECT) to turn them on.
You are using a source or program 
combination that does not output sound 
from all channels.
Try another sound field program.
No sound from the 
center speaker.
The output level of the center speaker is 
set to minimum.
Raise the level of the center speaker.
“CENTER” in SET MENU is set to 
NONE.
Select the appropriate setting for the center speaker.
One of the Hi-Fi DSP programs (except 
for 6ch Stereo) has been selected.
Try another sound field program.
No sound from the 
surround speakers.
The output level of the surround speakers 
is set to minimum.
Raise the output level of the surround speakers.
“SURR LR” in SET MENU is set to 
NONE.
Select the appropriate setting for the surround left and 
right speakers.
A monaural source is being played with 
STRAIGHT.
Press STRAIGHT (EFFECT) to turn on the sound 
fields.
No sound from the 
surround back 
speaker.
“SURR LR” in SET MENU is set to 
NONE.
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.
“SURR B” in SET MENU is set to 
NONE.
Select LRG or SML.
No sound from the 
subwoofer.
“BASS OUT” in SET MENU is set to 
FRONT when a Dolby Digital or DTS 
signal is being played.
Select SWFR or BOTH.
“BASS OUT” in SET MENU is set to 
SWFR or FRONT when a 2-channel 
source is being played.
Select BOTH.
The source does not contain low bass 
signals.
00_RXV550_U_EN.book  Page 63  Tuesday, February 17, 2004  9:21 AM