Read Sony ZS-M30 Service Manual online
19
ZS-M30
5-2. MD SECTION
1. PARTS REPLACEMENT AND ADJUSTMENT
• Check and adjust the mechanism deck as follows.
• Check and adjust the mechanism deck as follows.
The procedure changes according to the part replaced.
• Laser power check
• Focus bias check
• C PLAY check
• Self-recording/playback check
• Focus bias check
• C PLAY check
• Self-recording/playback check
Parts Replacement and Repair
NG
Has the OWH been replaced?
NO
OK
NO
NO
NO
Has OP, IC603, IC502, or
IC504 been replaced?
IC504 been replaced?
YES
YES
Initial setting of the adjustment value
Has OP or IC603 been replaced?
YES
IOP information recording
(IOP value labeled on OP)
(IOP value labeled on OP)
Has IC603 or D501
been replaced?
been replaced?
YES
Temperature compensation offset adjustment
• Laser power adjustment
• EF balance adjustment
• Focus bias adjustment
• Error rate adjustment
• Focus bias check
• Auto gain adjustment
• EF balance adjustment
• Focus bias adjustment
• Error rate adjustment
• Focus bias check
• Auto gain adjustment
Check the sled and spindle
mechanisms.
Other causes can be suspected.
mechanisms.
Other causes can be suspected.
• Abbreviation
OP
: Optical pick-up
OWH : Overwrite head
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