Rgb Amp Adjustment (Db-014 Board); Contrast Adjustment (Db-014 Board) - Sony DCR-TRV940 Adjustment Manual

2. RGB AMP Adjustment (DB-014 board)

Set the D Range of the RGB decoder for driving the LCD to the
specified value.
If deviated, the EVF screen image will be blackish or saturated
(whitish).
Mode CAMERA
Subject Not required
Measurement Point Pin 4 of CN1008 (EVF_VG) on
VC-288 board
Measuring Instrument Oscilloscope
Adjustment Page C
Adjustment Address 54
A = 7.00 ± 0.05 Vp-p
Specified Value
Note: Check that the data of page: 0, address: 10 is "00".
Adjusting method:
Order Page Address Data
1 0 01 01
2 C 54
3 C 54
4 0 01 00
A
Pedestal
A: Between the reversed waveform pedestal
and non-reversed waveform pedestal
Fig. 6-1-25
Procedure
Change the data and set the
voltage (A) to the specified
value.
Press PAUSE button.
Pedestal
2H
DCR-TRV940/TRV940E/TRV950/TRV950E

3. Contrast Adjustment (DB-014 board)

Set the video signal level for driving the LCD to the specified
value.
If deviated, the EVF screen image will be blackish or saturated
(whitish).
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: Check that the data of page: 0, address: 10 is "00".
Adjusting method:
Order Page Address Data
1 0 01
2 C 58
3 C 58
4 0 01
3 steps peak
A
Pedestal
A: Between the pedestal and 3 steps peak
6-43
CAMERA
Not required
Pin 4 of CN1008 (EVF_VG) on
VC-288 board
Oscilloscope
C
58
A = 2.40 ± 0.05 Vp-p
Procedure
01
Change the data and set the
voltage (A) to the specified
value. (The data should be
"00" to "7F")
Press PAUSE button.
00
2H
Fig. 6-1-26