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5-27
4. Contrast Adjustment (PD-101 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
7
of CN2904 (PD VG) on
VI-151 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
8C
Specified Value
A = 3.04 ± 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: 8C, change the data and set the voltage
(A) between the 0 IRE (pedestal) and 100 IRE 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.
5. V-COM Level Adjustment (PD-101 board)
Set the common electrode drive signal level of LCD to the specified
value.
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin
!¡
of CN2904 (PANEL COM) on
VI-151 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
83
Specified Value
A = 6.85 ± 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: 83, change the data and set the PANEL
COM signal level (A) 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.
0 IRE
100 IRE
A
2H
A
2H
Fig. 5-1-23
Fig. 5-1-24
Содержание DCRTRV900 - MiniDV Handycam Digital Video Camcorder
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Страница 64: ...DCR TRV890E TRV900 TRV900E SECTION 3 BLOCK DIAGRAMS 3 1 OVERALL BLOCK DIAGRAM 3 1 3 2 3 3 3 4 ...
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Страница 67: ...DCR TRV890E TRV900 TRV900E FRAME SCHEMATIC DIAGRAM 2 4 5 4 6 4 7 4 8 FRAME SCHEMATIC DIAGRAM 2 ...