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cpx-Mi2
¢ Purpose:
To adjust the focus servo bias to an optimum value.
« Measuring equipment / jigs:
RFO
¢ Test disc and setting:
VR351 (FEB)
aaa
Oscilloscope
REFOUT
0.5V / div.
RFO level
(Vp-p)
—REFOUT
OK
Waveform.10
Adjustment Procedure
Output level
2.8Vp-p more than
Replace the pick-up
1.2Vp-p - 2.6Vp-p
1.2Vp-p less than
Replace the pick-up
NG
OK
NG
18
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