Yamaha RX-V520 Owner's Manual page 56

TROUBLESHOOTING
Problem
The volume level cannot
be increased, or the
sound is distorted.
The effect and surround
sounds cannot be
recorded.
A source cannot be
recorded.
The settings of the SET
MENU and some other
settings on this unit
cannot be changed.
This unit does not
operate properly.
The sound is degraded
when listening with
headphones connected
to a tape deck or CD
player that is connected
to this unit.
There is noise
interference from digital
or high-frequency
equipment, or the unit.
52
Cause
The component connected to the REC OUT
jacks of this unit is turned off.
It is not possible to record the effect and
surround sounds by a recording component.
An analog source is being input during digital
recording.
RX-V520 only
A source component and recording
component are not digitally connected to the
unit.
RX-V520 only
A digital source is being input during analog
recording.
A source component and recording
component are not analog connected to the
unit.
"9 MEM. GUARD" in the SET MENU is set
to ON.
The internal microcomputer has been frozen by
an external electric shock (such as lightning or
excessive static electricity) or by a power
supply with low voltage.
This unit is in the standby mode.
The unit is too close to the digital or high-
frequency equipment.
Remedy
Turn on the power to the component.
RX-V520 only
Input a digital source.
Make digital connections. RX-V520 only
Input an analog source.
Make analog connections.
Select OFF.
Disconnect the AC power cord from the outlet
and then plug it in again after about 30 seconds.
Turn on the power of the unit.
Move the unit further away from such
equipment.
Refer to
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39
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