Read Sony CCD-TRV138 / CCD-TRV238E / CCD-TRV338 / CCD-TRV438E (serv.man2) Service Manual online
6-25
CCD-TRV138/TRV238E/TRV338/TRV438E
4. LCD White Balance Adjustment (PD-204 Board)
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.
Mode
VTR stop (PLAY/EDIT mode)
Signal
No signal
Measurement Point
Check on LCD screen
Measuring Instrument
Adjustment Page
C
Adjustment Address
56, 57
Specified Value
LCD screen must not be colored
Note 1: Check that the data of page: 0, address: 10 is “00”.
Note 2: Check the white balance only when replacing the fol-
Note 2: Check the white balance only when replacing the fol-
lowing parts. If necessary, adjust them.
1. LCD panel
2. Light induction plate
3. IC6001
1. LCD panel
2. Light induction plate
3. IC6001
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
C
56
Set the following data, and
press PAUSE button.
press PAUSE button.
87 : TYPE S
7B: TYPE SO (NTSC)
73 : TYPE SO (PAL)
7B: TYPE SO (NTSC)
73 : TYPE SO (PAL)
3
C
57
Set the following data, and
press PAUSE button.
press PAUSE button.
68 : TYPE S
6B: TYPE SO (NTSC)
6E : TYPE SO (PAL)
6B: TYPE SO (NTSC)
6E : TYPE SO (PAL)
4
Check that the LCD screen is
not colored. If not colored,
proceed to step 6.
not colored. If not colored,
proceed to step 6.
5
C
56
Change the data so that the
LCD screen is not colored.
LCD screen is not colored.
57
(Note 3)
6
0
01
00
Note 3: To write in the non-volatile memory (EEPROM), press
the PAUSE button each time to set the data.
Ver. 1.1 2007.11
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