Sony Cyber-shot DSC-S75, Service Manual, Page: 79 / 97

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7. Color Adjustment (SY-68 Board)
Set the color saturation to the standard value.
If, deviated, the color will be dark or light.
Mode PLAY
Signal Arbitrary
Measurement Point Pin 9 of CN401 (VG)
External trigger: Pin
8
of CN401
(PANEL_COM)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address D1
Specified Value A = 348
±
50 mVp-p
Adjusting method:
Order Page Address Data Procedure
1 0 01 01
2 4 F1 04
3 D D1
Change the data and set the volt-
age (A) to the specified value.
4 D D1 Press PAUSE button.
Processing after Completing Adjustment:
Order Page Address Data Procedure
1 4 F1 00
2 0 01 00
Fig. 5-1-23
A
2H
Green
White 100%
A: Between the white 100% (Reference level)
and green
6. Contrast Adjustment (SY-68 Board)
Set the level of the VIDEO signal for driving the LCD to the speci-
fied value.
If deviated, the LCD screen image will be blackish or saturated
(whitish).
Mode PLAY
Signal Arbitrary
Measurement Point Pin
9
of CN401 (VG)
External trigger: Pin
8
of CN401
(PANEL_COM)
Measuring Instrument Oscilloscope
Adjustment Page D
Adjustment Address D4
Specified Value A = 2.35
±
0.07 Vp-p
Adjusting method:
Order Page Address Data Procedure
1 0 01 01
2 4 F1 03
3 D D4
Change the data and set the
voltage (A) to the specified value.
4 D D4 Press PAUSE button.
5 D D4
Read the data and this data is
named Dref.
6 D CF Dref Press PAUSE button.
7 D DF Dref Press PAUSE button.
Processing after Completing Adjustment:
Order Page Address Data Procedure
1 4 F1 00
2 0 01 00
Fig. 5-1-22
A
2H
10 steps peak
Pedestal
A: Between the pedestal and 10 steps peak