Read Sony MDS-JE640 Service Manual online
20
SECTION 5
ELECTRICAL ADJUSTMENTS
5-1. PARTS REPLACEMENT AND ADJUSTMENT
If malfunctions caused by Optical pick-up such as sound skipping are suspected, follow the following check.
Check before replacement
Other faults are suspected.
Check the threading mechanism, etc.
Check the threading mechanism, etc.
Start
NG
NG
NG
OK
OK
OK
Laser Power Check
5-6-2.
(See page 23)
5-6-3.
(See page 23)
5-6-4.
(See page 24)
Iop Compare
Auto Check
Replace Optical pick-up or MDM-7A
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