5-38
10. V-COM Adjustment (CB-61 board)
Set the DC bias of the common electrode drive signal of LCD to the
specified value.
If deviated, the LCD display will move, producing flicker and
conspicuous horizontal lines.
Mode
Playback pause
Signal
Alignment tape:
For system operation check
monoscope section
(XH5-5 (NTSC))
(XH5-5P (PAL))
Measurement Point
Check on LCD display
Measuring Instrument
Adjustment Page
D
Adjustment Address
65
Note1:
Perform “Bright Adjustment” and “Contrast Adjustment” before
this adjustment.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: 65, change the data so that the
horizontal lines of the gray sections are not conspicuous.
3)
Press the PAUSE button of the adjustment remote commander.
4)
Select page: 0, address: 01, and set data: 00.
11. White Balance Adjustment (CB-61 board)
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.
Mode
VTR stop
Signal
10-step stair-step signal or color bar
signal whose chroma and burst signals
are turned off
Measurement Point
Check on LCD display
Measuring Instrument
Adjustment Page
D
Adjustment Address
61, 62
Specified Value
The LCD screen should not be
colored.
Note1:
Check the white balance only when replacing the following parts.
If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC801
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: D, address: 61 and 62, and set the data to the initial
value.
Note:
To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each time
to set the data.
3)
Check that the LCD screen is not colored. If colored, change
the data of page: D, address: 61 and 62 so that the LCD screen
is not colored.
Note:
To write in the non-volatile memory (EEPROM), press the
PAUSE button of the adjustment remote commander each time
to set the data.
4)
Select page: 0, address: 01, and set data: 00.
Address
Data
61
70
62
6F
Содержание GV-D300 Operating Instructions (primary manual)
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Страница 30: ...2 3 2 4 CB 61 RJ 77 BOARDS 2 5 CONTROL SWITCH BLOCK FK 71 ...
Страница 33: ...2 6E 2 12 CIRCUIT BOARDS LOCATION ...
Страница 45: ...GV D300 D300E D900 D900E 4 29 4 30 4 31 AUDIO 1 CB 61 6 10 Refer to page 4 7 for CB 61 printed wiring board ...
Страница 46: ...GV D300 D300E D900 D900E 4 33 4 34 AUDIO 2 CB 61 7 10 4 32 Refer to page 4 7 for CB 61 printed wiring board ...
Страница 59: ...GV D300 D300E D900 D900E 4 81 4 82 MODE CONTROL RJ 77 9 9 See page 4 48 for RJ 77 BOARD printed wiring board ...
Страница 61: ...GV D300 D300E D900 D900E 4 85 4 86 4 87 AV IN OUT IO 62 4 88 ...
Страница 62: ...GV D300 D300E D900 D900E 4 89 4 90 4 91 4 92 MULTI CONNECTOR EX 34 ...
Страница 64: ...GV D300 D300E D900 D900E 4 96E CUSTOMER CONTROL CONTROL SW BLOCK FK 71 4 95 ...
Страница 142: ...3 BLOCK DIAGRAMS PAGE 3 3 3 1 OVERALL BLOCK DIAGRAM 1 2 PAGE 3 8 3 3 POWER BLOCK DIAGRAM ...
Страница 144: ...GV D300 D300E D900 D900E PAGE 4 89 SCHEMATIC DIAGRAM 5 6 MULTI CONNECTOR BACK LIGHT POWER EX 34 ...