White Balance Adjustments - Sony XBR-40LX900 Service Manual

2-3. WHITE BALANCE ADJUSTMENTS

White Balance adjustment data is located on the Digital Service Menu.
1. TV must be in Standby Mode. (POWER off).
2. Press the following buttons on the Remote Commander
within a second of each other:
DISPLAY
NOTE: If the Digital Service Menu is not displayed, press
JUMP or OPTIONS .
3 Press to move to "006 WB" Category.
2
DIGITAL
006 WB
000 WHITE_BALANCE ___
4. Press to enter White Balance Adjustment mode.
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5. To select the White Balance Adjustment setting that needs to
be changed, do the following:
a. To select R_DRV, press
b. To select G_DRV, press
c. To select B_DRV, press
d. To select R_BKG, press
e To select G_BKG, press
XBR-40LX900/46LX900/52LX900/60LX900
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SERVICE
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SERVICE ADJUSTMENTS
f. To select B_BKG, press
6. After selecting the White Balance setting, press ENT to
display the edit screen.
The screen displays a "Please input WB items" message.
DIGITAL
WB
POWER
*1 R_DRV 128
Please input WB items
(0 - 255)
---
7. Using the numbers buttons on the remote, enter the Data
Value for the White Balance setting (value must be between 1
and 255).
8. Press ENT to WRITE (save) the changes.
9. To exit White Balance Adjustment, press JUMP or OPTIONS
6 .
SERVICE
Gain
2 G_DRV 128
0: x 0.5, 128: x 1, 255: x1.5
3 B_DRV 128
4 R_BKG 128
Offset
5 G_BKG 128
128: offset 0
6 B_BKG 128
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