Additional Information; Troubleshooting - Yamaha R-S300 Mode D'emploi

ADDITIONAL INFORMATION

Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed below or
if the instructions below do not help, turn off this unit, disconnect the power cable, and contact the nearest authorized
Yamaha dealer or service center.
■ General
Problem
The power cable is not connected or the
This unit fails to turn
plug is not completely inserted.
on.
The impedance setting is incorrect.
The protection circuitry has been activated
because of a short circuit, etc.
The IMPEDANCE SELECTOR switch on
the rear panel is not set to either end.
This unit has been exposed to a strong
external electric shock (such as lightning
or strong static electricity).
Incorrect input or output cable
No sound
connections.
No appropriate input source has been
selected.
The SPEAKERS A/B switches are not set
properly.
Speaker connections are not secure.
Output has been muted.
The MaxVol or IniVol setting is set too
low.
The component corresponding to the
selected input source is turned off or is not
playing.
The protection circuitry has been activated
The sound suddenly
because of a short circuit, etc.
goes off.
This unit has become too hot.
The automatic power down function has
turned this unit off.
Incorrect cable connections.
Only the speaker on
one side can be
heard.
Incorrect setting for the BALANCE
control.
The + and – wires are connected in
There is a lack of bass
reverse at the amplifier or the speakers.
and no ambience.

TROUBLESHOOTING

Cause
Connect the power cable firmly.
Set the impedance to match your speakers.
Check that the speaker wires are not touching each
other and then turn the power of this unit back on.
Set the IMPEDANCE SELECTOR switch to either
end when the power of this unit is turned off.
Turn off this unit, disconnect the power cable, plug it
back in after 30 seconds, then use it normally.
Connect the cables properly. If the problem persists,
the cables may be defective.
Select an appropriate input source with the INPUT
selector on the front panel (or one of the input
selector buttons or FM or AM on the remote control).
Turn on the corresponding SPEAKERS A or
SPEAKERS B.
Secure the connections.
Turn off the mute.
Set the setting to a higher value.
Turn the component on and make sure it is playing.
Check that the IMPEDANCE SELECTOR switch is
set to the correct position.
Check that the speaker wires are not touching each
other and then turn the power of this unit back on.
Make sure the openings on the top panel are not
blocked.
Change the automatic power down setting ("APD
TIMER" in the Advanced Setup menu) to a longer
setting, or disable the automatic power down function
by setting the POWER MANAGEMENT switch on
the rear panel to OFF.
Connect the cables properly. If the problem persists,
the cables may be defective.
Set the BALANCE control to the appropriate
position.
Connect the speaker wires to the correct + and –
phase.
TROUBLESHOOTING
Remedy
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