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FL84
Object lens of pickup unit does not move up and down.
Is waveform
at pin 8 of CNT102
as shown in Figure 207
No
ls waveform
at IC103 pin 11
as shown in Figure 217
"No
BCheck:
+ Wire connector from CNT102.
b Pickup is defective.
Does 88.2 kHz clock
pulse appear at
(C103 pin 467
OCheck the circuit
around IC103,
Q121, and 0123,
DQ121 and 0123 are
defective,
31
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