Yamaha soavo-900sw User Manual

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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 instructions given below do not help, disconnect the power cord and contact your authorized Yamaha dealer or 
service center.
• When an excessive level of signal is input to this unit for 5 to 15 minutes, the POWER indicator starts flashing to alarm 
you of the danger of damaging the power amplifier and speaker of this unit. If the signal input lasts for 5 minutes more, 
this unit turns into the standby mode automatically.
• When an enormous amount of signal is input, the power of this unit is turned off immediately. To turn on this unit again, 
press STANDBY/ON switch on the front panel.
TROUBLESHOOTING
Problem
Cause
Remedy
Power is not supplied even though 
the STANDBY/ON switch is 
pressed.
The power plug is not securely connected. 
Connect it securely.
The POWER switch is set to the OFF 
position.
Set the POWER switch to the ON 
position.
No sound.
The volume is set to the minimum (0).
Raise the volume.
Speaker cables are not connected securely.
Connect them securely.
The signals from the amplifier are too low.
Increase the volume of the amplifier or the 
component connected to the amplifier.
The signal from the subwoofer output 
terminal of the amplifier is not output.
Check the speaker mode setting on the 
amplifier.
Sound level is too low.
Speaker cables are not connected correctly.
Connect them correctly, that is L (left) to 
L, R (right) to R, “+” to “+” and 
“–” to “–”.
Setting of the phase is not proper.
Set the phase to the other position.
A source sound with few bass frequencies is 
being played.
Play a source sound with bass 
frequencies.
Set the H-CUT to a higher position.
It is influenced by standing waves.
Reposition this unit or break up the 
parallel surface by placing bookshelves 
etc. along the walls.
The remote control does not 
work.
Wrong distance or angle.
Use the remote control within a maximum 
range of 6 m and no more then 30 degrees 
off-axis from the front panel.
Direct sunlight or lighting from an inverter 
type of fluorescent lamp etc. is striking the 
remote control sensor of this unit.
Reposition this unit.
The batteries are weak.
Replace all batteries.
This unit is not turned on with the 
remote control of the amplifier. 
(when setting “Operating the 
power of this unit using the 
remote control of your 
amplifier”)
Wrong distance or angle.
Place this unit within the operating range 
of the remote control of the amplifier.
The household breaker goes off.
This unit consumes much electricity when a 
high level signal is input to this unit.
Turn down the volume on the amplifier 
etc. connected to this unit or cut off the 
power of other unused equipment.
Notes