Sony DCR-TRV230E Service Manual page 169

4. COM DC Adjustment
(CF-079 board (Part No. suffix: 12 or later))
(CF-080 board (Part No. suffix: 13 or later))
Set the reference level of the video signal for driving the LCD to an
appropriate level. If deviated, the screen image will be whitish.
Mode Camera
Subject Arbitrary
Measurement Point + probe: Pin qs of CN1108 of VC-254
– probe: Pin 9 of CN1108 of VC-254
Measuring Instrument Digital volt meter
Adjustment Page D
Adjustment Address 94
Specified Value A= +0.3 ± 0.1Vdc
Adjusting method:
Order Page Address Data
1 0 01 01
2 D 94
3 D 94
4 0 01 00
board (EVF VG)
board (COM DC)
Procedure
Set the data.
Change the data and set the DC
voltage (A) to the specified value.
(The data should be "00" to "3F".)
Press PAUSE button.
Set the data.
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