White Balance Adjustment - Sharp LC-32LE700UN Service Manual

9. White balance adjustment

9.1. White balance adjustment (For details about the adjustment procedure, refer to "Kameyama Model Integrated Monitor
WB Adjustment Specification V1.4".)
Adjustment point
1 Setting
2 Automatic adjust- [Command]
ment execution Process mode
KRSW0001
KKT10037
Setting
KYOF0000
OSDS0001
SBSL0016
Multi-point adjustment
mode
MSET0001
Point 6
WBI60928
MG6G****
MG6B****
MG6R****
Point 5
WBI50776
MG5G****
MG5B****
MG5R****
Point 4
WBI40560
MG4G****
MG4B****
MG4R****
Point 3
WBI30308
MG3G****
MG3B****
MG3R****
Point 2
WBI20224
MG2G****
MG2B****
MG2R****
Point 1
WBI10184
MG1G****
MG1B****
MG1R****
Writing
MSET0003
Adjustment conditions
1) Set the set to the following conditions.
2) Connect the set with the white balance adjustment jig.
[Adjustment procedure]
1) Transmit the "adjustment process" code using the remote control.
2) Set the point 6 to the specified gradation, specify the strongest color as the fixed
3) Set the point 5 to the specified gradation, set the G correction value (3104 x G value
4) Set the point 4 to the specified gradation, set the G correction value (2240 x G value
5) Set the point 3 to the specified gradation, set the G correction value (1232 x G value
6) Set the point 2 to the specified gradation, set the G correction value (896 x G value of
7) Set the point 1 to the specified gradation, set the G correction value (736 x G value of
8) Write the adjustment value by the MSET0003 command and turn off the AC power.
* RGB initial value of point 6: Set gradation 3712
* RGB initial value of points 1 to 5: G correction value of each point
[Adjustment value]
* According to the "Standard settings" submitted by the Technical Department
[Adjustment standard value]
Measuring instrument: [Minolta CA-210] Technical measuring instrument
Point 6
Point 5
Point 4
Point 3
Point 2
Point 1
Remarks
Adjustment procedure
AV MODE: [DYNAMIC]
Backlight: +16
Active Backlight: OFF
Aging Time: Min. 60 minutes
color, and adjust the RGB so that it becomes the standard value through negative
adjustment.
of point 6/3712) (fractions rounded off), and adjust the RB so that it becomes the
standard value.
of point 6/3712) (fractions rounded off), and adjust the RB so that it becomes the
standard value.
of point 6/3712) (fractions rounded off), and adjust the RB so that it becomes the
standard value.
point 6/3712) (fractions rounded off), and adjust the RB pattern so that it becomes the
standard value.
point 6/3712) (fractions rounded off), and adjust the RB so that it becomes the stan-
dard value.
(At each point, adjustment is made so that the remainder of the RGB adjustment
value/4 is equal.)
Level Reference value
X=0.272
928
y=0.277
X=0.272
776
y=0.277
X=0.272
560
y=0.277
X=0.272
308
y=0.277
X=0.272
224
y=0.277
X=0.272
184
y=0.277
Setting conditions when performing inspection
AV MODE: [DYNAMIC] (Reset)
Monochro: ON
Active Backlight: OFF
Aging Time: Min. 60 minutes
5 – 14
LC-32/40/46/52LE700UN
Adjustment spec Inspection spec
±0.0010 ±0.0020
±0.0010 ±0.0020
±0.0020 ±0.0040
±0.0020 ±0.0040
±0.0030 ±0.0060
±0.0035 ±0.0070