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17. TROUBLESHOOTING
In case a problem occurs, first check wiring connector connections.
In order to prevent electric shock and short circuit, be sure to turn power off
before performing work.
Be careful so as not to damage wirings. Damaged wiring can cause electric
WARNING!
shock or short circuit.
After removing the cause of the functioning of the Circuit Protector, reinstate
the Circuit Protector. Depending on the cause of the functioning, using the
Circuit Protector as is without removing the cause can cause generation of
heat and fire hazard.
TABLE 17 a
PROBLEMS
CAUSE
When the main SW
The power is not ON.
is turned ON, the
machine is not
Incorrect power source/voltage.
activated.
AC UNIT CIRCUIT PROTECTOR
functioned due to instantaneous
overcurrent.
CIRCUIT PROTECTOR inside the
Cabinet functioned due to instantaneous
overcurrent.
The color of image
Incorrect monitor adjustment.
on MONITOR
screen is
incorrect.
The on-screen
The power source and voltage are not
image of the
correct.
monitor sways and
or shrinks.
Sound is not
Sound volume adjustment is not correct.
emitted.
Malfunctioning BD. and Amp.
Connector connection is incorrect.
CIRCUIT PROTECTOR
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COUNTERMEASURES
Firmly insert the plug into the outlet.
Make sure that the power supply/voltage are
correct.
First, remove the cause of overcurrent and
reinstate the circuit protector to its original
status. (see Sec. 6)
Reinstate the circuit protector to its original
status. (see FIG. 17 b)
Make appropriate adjustments. (see Sec. 14)
Make sure that the power supply and voltage
are correct.
Adjust the SWITCH UNIT's sound
adjustment volume.
(see Service Manual)
Perform Sound Test to check it.
(see Service Manual)
Check connectors between the Front and the
Rear Cabinets. (see Sec. 6)
CIRCUIT PROTECTOR
FIG. 17 a
68
Functions due to the activation of
bimetal. To restore the function,
wait for approximately one minute
or longer until the bimetal cools
off. (Press the Button.)
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