White-Balance, Luminance Adjustment - Lenovo XM-L15DB Service Manual

15" LCD Color Monitor
9. White- Balance, Luminance Adjustment
Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment.
Before started adjust white balance , please set the CA210 MEM Channel 01 to Reddish (6500K) color， Default
(7800K) color, Bluish (9300K) color , and sRGB color ( our Reddish color parameter is x = 313 ± 8, y = 329 ± 8,
2
Y=180±15cd/m ; Default color parameter is x = 303 ± 8, y = 319 ± 8, Y=180± 15cd/m
283 ± 8, y = 297 ± 8, Y=180± 15cd/m
How to setting MEM channel you can reference to CA210 user guide 。
2. Setting the color temp. you want
A. MEM.CHANNEL 1 6500K (Reddish color):
Reddish color temp. parameter is x = 313 ± 8, y = 329 ± 8, Lv=180±15cd/m
B. MEM.CHANNEL 1 7200K (Default color):
Default color temp. parameter is x = 303 ± 8, y = 319 ± 8, Lv =180±15cd/m
C. MEM.CHANNEL 1 9300K (Bluish color):
Bluish color temp. parameter is x = 283 ± 8, y = 297 ± 8, Lv =180±15 cd/m
D. MEM.CHANNEL 1 (sRGB color):
sRGB color temp. parameter is x = 313 ± 8, y = 329 ± 8, Lv =180±15cd/m
3. Into Factory mode of Lenovo LXM-L15DB :
Press the MENU button, pull out the power cord, and then plug the power cord. Then the factory OSD will be at the
left top of the panel.
4. Bias adjustment:
Set the Contrast
5. Gain adjustment:
Move cursor to "-F-" and press MENU key
A. Adjust Reddish (6500K) color-temperature
1. Switch theCA210 to x y Lv-Mode (with press "MODE" button)
2. Switch the MEM.channel to Channel 01 (with up or down arrow on CA210)
3. The LCD-indicator on CA210 will show x = 313 ± 8, y = 329 ± 8, Y=180 ± 15cd/m
4. Adjust the R G Bof color3 on factory window until CA210 indicator reached x = 313 ± 8, y = 329 ± 8, Lv=180 ±
2
15cd/m
B. Adjust Default (7200K) color-temperature
1. Switch theCA210 to x y Lv-Mode (with press "MODE" button)
2. Switch the MEM.channel to Channel 01 (with up or down arrow on CA210)
3. The LCD-indicator on CA210 will show x = 303 ± 8, y = 319 ± 8, Lv =180±15cd/m
4. Adjust the R G Bof color3 on factory window until CA210 indicator reached x = 303 ± 8, y = 319 ± 8, Lv
2
=180±15cd/m
C. Adjust Bluish (9300K) color-temperature
2
; sRGB color parameter is x = 313 ± 8, y = 329 ± 8, Y= 180 ± 15cd/m
to 50; Adjust the Brightness
2
2
2
2
to 80.
33
Lenovo LXM-L15DB
2
; Bluish color parameter is x =
2
2
2
)