5-32
9. White Blance Adjustment (PD-137 Board)
Correct the white balance.
If deviated, the LCD screen color cannot be reproduced.
Mode
PLAY
Signal
Arbitrary
Measurement Point
Check on LCD screen
Measuring Instrument
Adjustment Page
D
Adjustment Address
D2, D3
Specified Value
LCD screen must not be colored
Note 1:
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:
Order Page Address Data
Procedure
1
0
01
01
2
5
F1
02
3
D
D2
A0
Press PAUSE button. (Initial
D3
88
value)
Check that the LCD screen is
4
not colored. If not colored,
proceed to “Processing after
Completing Adjustments”.
D2
Change the data so that the
5
D
LCD screen is not colored.
D3
(Note 2)
Note 2:
To write in the non-volatile memory (EEPROM), press
the PAUSE button each time to set the data.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
5
F1
00
2
0
01
00