P-Sig Level Adjustment (Pk-61 Board) - Sony MVC-FD100 Service Manual

7. P-SIG Level Adjustment (PK-61 Board)

This adjustment sets correctly the V-COM drive signal level of the
LCD panel.
Mode PLAY
Signal Arbitrary
Measurement Point Pin 8 of CN803 on FC-89 board
(COM)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address DA
A=5.0 ± 0.1 Vp-p
Specified Value
Adjusting method:
Order Page Address Data
1 0 01 01
2 D DA
3 D DA
Processing after Completing Adjustment:
Order Page Address Data
1 0 01 00
A
Fig. 5-1-26
Procedure
Change the data and set the
voltage (A) to the specified
value.
Press PAUSE button.
Procedure
2H
MVC-FD100/FD100H/FD200/FD200H
5-39