White-Balance, Luminance Adjustment - AOC L32W665 Service Manual

32'' LCD
TV
8. White Balance, Luminance Adjustment
Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment.
First adjust PC mode and then adjust AV mode, HDMI mode, component 480i mode, component 480p mode. Before
started adjust white balance, please set the Color Analyzer Ca210 to Channel 03 and set Ca210 to xyY Mode.
Color Temp.
PC MODE
AV MODE
HDMI
COMPONENT
480i/480p
Note: The tolerance of the color coordinates should be less than ± 20.
Note: Step of AV, HDMI, COMPONENT480i, COMPONENT480p mode adjustment is the same as PC mode,
PC mode:
. In the TV mode adjust volume to zero and press number key 9
factory mode. Select the item of White Balance and press right key to enter it.
In the White Balance you can adjust 8 items.
1-3 items is RO, GO, BO
4-6 items is RG, GG, BG
7 item needn't adjust
8 items is color temperature select: Cool, Normal, and Warm.
. Bias (Low luminance) adjustment:
1. Set the raster pattern (Black pattern with 1024×768) Input.
2. Adjust the brightness on OSD until Ca210 measurement reach the lowest value.
. Gain adjustment:
A. Adjust Cold color-temperature:
1. Adjust Brightness to Ca210 Y>180 cd/m2
2. Switch the Ca210 to xyLv Mode (with press "MODE" button)
3. Switch the MEM. CH. to Channel 03 (with up or down arrow on Ca210)
4. Adjust the 4 item: GG, until Ca210 indicator reached the value Lv>180 cd/m2
5. Adjust the 5 item: BG, until Ca210 indicator reached the value y = 0.304
6. Adjust the 6 item: RG, until Ca210 indicator reached the value x = 0.289
7. Repeat above procedure until Ca210 xy value meet the tolerance =±0.020
8. Enter the 8 item to select another color temperature to adjust.
B. Adjust Normal color-temperature:
1. Adjust Brightness to Ca210 Y>180 cd/m2
2. Switch the Ca210 to xyLv Mode (with press "MODE" button)
3. Switch the MEM. CH. to Channel 03 (with up or down arrow on Ca210)
4. Adjust the 4 item: GG, until Ca210 indicator reached the value Lv>180 cd/m2
5. Adjust the 5 item: BG, until Ca210 indicator reached the value y = 0.299
6. Adjust the 6 item: RG, until Ca210 indicator reached the value x = 0.315
7. Repeat above procedure until Ca210 xy value meet the tolerance =±0.020
Cool
x 289
y 304
Y 350
x 289
y 304
Y 400
x 289
y 304
Y 400
x 289
y 304
Y 400
R, G, B Bias adjust.
R, G, B Gain adjust.
Normal
299
315
350
299
315
400
299
315
400
299
315
400
32
AOC L32W665
Warm
308
324
350
308
324
400
308
324
400
308
324
400
8 7 6. It will achieve the