Sony DCR-TRV10 Service Manual - Page 115

Bright Adjustment DD-123 board, Fig. 5-1-15.

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2. Bright Adjustment (DD-123 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 Camera Subject Measurement Point Arbitrary Pin 4 of CN2904 (EVF VG) on VC-217 board Measuring Instrument Oscilloscope Adjustment Page D Adjustment Address 7A Specified Value A = 7.25 ± 0.05V Adjusting method: 1) Select page: 0, address: 01, and set data: 01. 2) Select page: 3, address: 0C, set data: 20, and press the PAUSE button of the adjustment remote commander. 3) Select page: 3, address: 22, set data: 02, and press the PAUSE button of the adjustment remote commander. 4) Select page: D, address: 7A, change the data and set the voltage (A) between the reversed waveform pedestal and non-reversed waveform pedestal to the specified value. (The data of address: 7A should be "54" to "D7".) 5) Press the PAUSE button of the adjustment remote commander. 6) Select page: 3, address: 22, set data: 00, and press the PAUSE button of the adjustment remote commander. 7) Select page: 3, address: 0C, set data: 00, and press the PAUSE button of the adjustment remote commander. 8) Select page: 0, address: 01, and set data: 00. 3. Contrast Adjustment (DD-123 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 Camera Subject Measurement Point Arbitrary Pin 4 of CN2904 (EVF VG) on VC-217 board Measuring Instrument Oscilloscope Adjustment Page D Adjustment Address 7B Specified Value A = 1.81 ± 0.05V Adjusting method: 1) Select page: 0, address: 01, and set data: 01. 2) Select page: 3, address: 0C, set data: 20, and press the PAUSE button of the adjustment remote commander. 3) Select page: 3, address: 22, set data: 02, and press the PAUSE button of the adjustment remote commander. 4) Select page: D, address: 7B, change the data and set the voltage (A) between the 100 IRE and 0 IRE (pedestal) to the specified value. 5) Press the PAUSE button of the adjustment remote commander. 6) Select page: 3, address: 22, set data: 00, and press the PAUSE button of the adjustment remote commander. 7) Select page: 3, address: 0C, set data: 00, and press the PAUSE button of the adjustment remote commander. 8) Select page: 0, address: 01, and set data: 00. Pedestal A Pedestal 2H Fig. 5-1-15. 100 IRE A 2H 0 IRE (Pedestal) Fig. 5-1-16. 5-29

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5-29
2. Bright Adjustment (DD-123 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
Camera
Subject
Arbitrary
Measurement Point
Pin
4
of CN2904 (EVF VG) on
VC-217 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
7A
Specified Value
A = 7.25 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 20, and press the PAUSE
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 02, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: D, address: 7A, change the data and set the voltage
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
(The data of address: 7A should be “54” to “D7”.)
5)
Press the PAUSE button of the adjustment remote commander.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8)
Select page: 0, address: 01, and set data: 00.
3. Contrast Adjustment (DD-123 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
Camera
Subject
Arbitrary
Measurement Point
Pin
4
of CN2904 (EVF VG) on
VC-217 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
7B
Specified Value
A = 1.81 ± 0.05V
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 20, and press the PAUSE
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 02, and press the PAUSE
button of the adjustment remote commander.
4)
Select page: D, address: 7B, change the data and set the voltage
(A) between the 100 IRE and 0 IRE (pedestal) to the specified
value.
5)
Press the PAUSE button of the adjustment remote commander.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button of the adjustment remote commander.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8)
Select page: 0, address: 01, and set data: 00.
Pedestal
Pedestal
A
2H
100 IRE
0 IRE (Pedestal)
A
2H
Fig. 5-1-15.
Fig. 5-1-16.