Sharp LC-90LE657U

LC-90LE657U
5 – 14
9. White balance adjustment
9.1. White balance adjustment (For details about the adjustment procedure, refer to “Kameyama Model Integrated Monitor
WB Adjustment Specification V1.92”.)
Adjustment
point
Adjustment conditions Adjustment procedure
1 Setting 1) Set the unit to the following conditions.
AV MODE: [DYNAMIC]
Backlight: +16
Active Backlight: OFF
Aging Time: Min. 60 minutes
2) Connect the unit with the white balance adjustment jig.
NOTE: For the WB adjustment, perform teaching and adjustment after turning off the
unevenness cancellation by the RS232C command.
2 Automatic
adjustment exe-
cution
[Command]
Process mode
KRSW0001
KKT10037
Setting
KY0F0000
0SDS0001
SBSL0016
Multi-point adjustment mode
MREN0000
MSET0001
Point 6
LEV60232
MG6G****
MG6B****
MG6R****
Point 5
LEV50201
MG5G****
MG5B****
MG5R****
Point 4
LEV40150
MG4G****
MG4B****
MG4R****
Point 3
[Adjustment procedure]
1) Send the “adjustment process” code using the remote control.
2) Set the point 6 to the specified gradation, specify the strongest color as the fixed
color, and adjust the RGB so that it becomes the standard value through negative
adjustment.
3) Set the point 5 to the specified gradation, set the G correction value (804 x G value of
point 6/928) (fractions rounded off) and adjust the RB so that it becomes the standard
value.
4) Set the point 4 to the specified gradation, set the G correction value (600 x G value of
point 6/928) (fractions rounded off) and adjust the RB so that it becomes the standard
value.
5) Set the point 3 to the specified gradation, set the G correction value (448 x G value of
point 6/928) (fractions rounded off) and adjust the RB so that it becomes the standard
value.
6) Set the point 2 to the specified gradation, set the G correction value (296 x G value of
point 6/928) (fractions rounded off) and adjust the RB so that it becomes the standard
value.
7) Set the point 1 to the specified gradation, set the G correction value (1164 x G value
of point 6/928) (fractions rounded off) and adjust the RB so that it becomes the stan-
dard value.
8) Write the adjustment value by the MSET0003 command and turn off the AC power.
* RGB initial value of point 6: Set gradation 928
* 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
[LC80LE632U] teaching set
Perform teaching after turning off the unevenness cancellation.
(Command:MREN0000)
[Adjustment standard value]
Measuring instrument: [Minolta CA-210] Technical measuring instrument
LEV30112 Level Reference value Adjustment spec Inspection spec
MG3G****
Point 6 928
X=0.272
±0.0010 ±0.0020
MG3B**** y=0.277
MG3R****
Point 5 804
X=0.272
±0.0010 ±0.0020
y=0.277
Point 2
Point 4 600
X=0.272
±0.0015 ±0.0030
LEV20074 y=0.277
MG2G****
Point 3 448
X=0.272
±0.0020 ±0.0040
MG2B**** y=0.277
MG2R****
Point 2 296
X=0.272
±0.0030 ±0.0060
y=0.277
Point 1
Point 1 164
X=0.272
±0.004 ±0.0080
LEV10041 y=0.277
MG1G****
MG1B****
MG1R****
Writing
MSET0003
Remarks Setting conditions for inspection
AV MODE: [DYNAMIC] (Reset)
Monochro: ON
Active Backlight: OFF
Aging Time: Min. 60 minutes
Brightness specification after adjustment.
LC-90LE657U:Min 280cd/m2