Sony HCD-101 Service Manual page 12

Traverse waveform
0 V
A-B
•
specified value:
2 (A+B)
• A+B = 300 ± 100 mVp-p
Focus/Tracking Gain Adjustment
This gain has a margin, so even if it is slightly off. There is no
problem.
Therefore, do not perform, RV102 and RV103 adjustment.
Please note that it should be fixed to mechanical center position
when you moved and do not know original position.
Adjustment Location:
[BD BOARD] — Component side —
(VC)
IC102
(PCK)
IC104
symmetry
A
B
amplitude: 300 ± 100 mVp-p
× 100 = less than ± 7%
(RF)
(A.GND)
(D.GND)
(FOK)
RV101
(TEO)
RV103
(TEI)
RV102
(FEO)
(FEI)
(TAO)
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