White Balance Adjustment - Sony BRAVIA KDL-40V2500 Service Manual

2-5. WHITE BALANCE ADJUSTMENT

The White Balance only needs to be adjusted when you replace the BU
Board.
1. Through the Video 1 input, step Gray Scale with Setup.
2. Press MENU on the Remote Commander.
The User Menu displays.
Select from connected equipment
Select: Set:
3. Press the button until Settings is selected, then press the
4. From the Picture menu, press the button to display the picture mode
options.
a. Press the button to select Custom, then press the
5. From the Picture menu, press the button to select Color
Temperature.
a. Press the button to display the Color Temperature options.
b. Press the button to select Cool, then press the
6. From the Picture menu, press the button to select Advanced
Settings.
Picture
Target Inputs
Picture Mode
Reset
Backlight
Picture
Brightness
Color
Hue
Color Temperature
Sharpness
Noise Reduction
Advanced Settings
A A
D
D
Select:
7. Using the arrow keys set all the registers in the Advanced Setting
menu to Off.
Picture
Advanced Settings
Reset
Black Corrector
Contrast Enhancer
Gamma
Clear White
Live Color
MPEG Noise Reduction Off
A A
D
D
Select:
8. Put the TV in standby mode. (Power off).
KDL-40V2500/46V2500/46V25L1
.
MENU
External Inputs
Analog Favorites
Digital Favorites
Analog
Digital
Settings
Exit:
MENU
button.
button.
Video 1
All Inputs
Custom
Max
Max
50
50
0
Cool
15
Low
Set: Back: RETURN Exit: MENU
Video 1
Off
Off
Off
Off
Off
Set: Back: Exit:
RETURN MENU
9. Access the Service Menu by pressing the following buttons on the
Remote Commander within a second:
DISPLAY
The Digital service menu displays.
10. Press the button to display the white balance adjustment menu
items.
button.
11. Using 10 step NTSC Gray Scale with Setup adjust the White Balance
of the 60% shade with R_Drive and B_Drive.
12. Using the same pattern, adjust the white balance 20% with R_BKG
and B_BKG.
13. 20IRE and 60IRE shades should have the same color.
SET-UP
56mv
KDL-40V2500/46V2500/46V25L1
Volume +
Channel 5
MAIN VER. 1009
H PACK VER. 1008
S PACK VER. 1008
CHECK SUM E20E
NVM VER. 1006
ATI VER. 01.06
ATI UD NVM VER. 02
ATI SD NVM VER. 02
ETI 46h 39m
R_DRIVE 256
B_DRIVE 256
R_BKG 512
G_BKG 512
B_BKG 512
COLOR SAVE
20 IRE Level 60 IRE Level
60%
451mv
20%
188mv
POWER
On.
Video 1
Video 1
10 STEP
GRAY SCALE
22