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Problem
This unit does not
The internal microcomputer has been
operate properly.
frozen by an external electric shock (such
as lightning or excessive static electricity)
or by a power supply with low voltage.
"CHECK SP WIRES"
Speaker cables are short circuited.
appears in the front
panel display.
There is noise
This unit is too close to digital or high-
interference from
frequency equipment.
digital or high-
frequency equipment,
or this unit.
The picture is
The video source uses scrambled or
disturbed.
encoded signals to prevent dubbing.
This unit suddenly
The internal temperature became too high
switches to the
and the overheat protection circuitry was
standby mode.
activated.
The whirring of the
This unit is fitted with a fan for cooling
fan can occasionally
purposes. The fan automatically operates
be heard.
when the temperature inside the unit
becomes too hot, or when the unit is
turned on.
Cause
Disconnect the AC power cord from the outlet and
then plug it in again after about 30 seconds.
Make sure all speaker cables are connected correctly.
Move this unit further away from such equipment.
Wait until this unit cools down and then turn it back
on.
TROUBLESHOOTING
Remedy
Refer to
page
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9
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51
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