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- 2-1 -
❏
ELECTRICAL TROUBLESHOOTING GUIDE
INSERT
POWER CORD.
TURN ON
THE RED LED?
IS POWER ON?
CHECK POWER PLUG
AND POWER SUPPLY CIRCUIT.
DOES INITIAL
READ WORK?
DOES IT PLAY?
YES
NO
YES
YES
OK
NO
YES
NO
NO
CHECK POWER SUPPLY CIRCUIT.
CHECK LASER CIRCUIT.
CHECK TRACKING SERVO CIRCUIT.
TURN POWER ON.
CHECK FOCUS CIRCUIT.
CHECK DISC.
DOES IT OUTPUT
AUDIO?
YES
NO
CHECK AUDIO CIRCUIT.
1. Power check flow
SECTION 2. AUDIO PART
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