Service manual

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D
DD
D
READING OK CHECK #D (= “NO DISC” DISPLAY)
NO
NO
NO
NO
NO
YES
DOES SP+ WAVEFORM APPEAR AT
( IC803 PIN12 AND PN802 PIN6)WAVE-
FORM #4
SPINDLE MOTOR DRIVE WAVE
DOES SPIN WAVEFORM
APPEAR AT( IC803 PIN 6)
WAVEFORM #4
SPINDLE DRIVE WAVE
DEFECTIVE IC801
DEFECTIVE IC803
DEFECTIVE PN802
CONNECTOR
DEFECTIVE PICKUP
SPINDLE MOTOR
CHECK PN802 CONNECTOR LINE