Sony Handycam DCR-DVD100, Service Manual, Page: 123 / 174

6-33
DCR-DVD100/DVD100E
4. PSIG GLAY Adjustment (PD-188 board)
Set the PSIG signal level to an appropriate level.
Mode MOVIE ( )
Subject Arbitrary
Measurement Point Pin
5
of CN1003 of VC-307 board
(PSIG)
Measuring Instrument Oscilloscope
Adjustment Page B
Adjustment Address 66
Specified Value A = 5.00
±
0.05V
Note: The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 B 66 Change the data and set the PSIG
signal level (A) to the specified
value. (The data should be “00”
to “7F”.)
3 B 66 Press PAUSE button.
4 0 01 00 Set the data.
5. Contrast Adjustment (PD-188 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode MOVIE ( )
Subject Arbitrary
Measurement Point Pin
3
of CN1003 of VC-307 board
(PANEL VG)
Measuring Instrument Oscilloscope
Adjustment Page B
Adjustment Address 69
Specified Value A = 2.60
±
0.05V (NTSC)
A = 2.58
±
0.05V (PAL)
Note:
The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 B 69 Change the data and set the
voltage (A) between the 100 IRE
and 0 IRE (pedestal) to the
specified value. (The data should
be “00” to “7F”.)
3 B 69 Press PAUSE button.
4 0 01 00 Set the data.
5 Check that the specified value of
“Bright Adjustment” is satisfied. If
not, perform “Bright Adjustment”.
Fig. 6-1-21.
Fig. 6-1-20.
A
2H
100 IRE
Pedestal
A
2H