AOC 2236VWA Service Manual

21.5" LCD Color Monitor AOC 2236Vwa
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10. White- Balance, Luminance Adjustment
Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment.
1. How to do the Chroma-7120 MEM. Channel setting
A. Reference to chroma 7120 user guide
B. Use “ SC” key and “ NEXT” key to modify x, y, Y value and use “ID” key to modify the
TEXT description Following is the procedure to do white-balance adjust
2. Setting the color temp. you want
A. MEM.CHANNEL 3 (7800 color):
7800 color temp. parameter is x = 302 ±30, y = 318 ±30, Y = 180 cd/m
2 ,
B. MEM.CHANNEL 4 (6500 color):
6500 color temp. parameter is x = 313±30, y = 329 ±30, Y =200 cd/m
2
C. MEM.CHANNEL 9 (9300 color):
9300 color temp. parameter is x = 283±30, y = 297 ±30, Y =170 cd/m
2
D. MEM.CHANNEL 10 (SRGB color):
SRGB color temp. parameter is x = 313±30, y = 329 ±30, Y =180 cd/m
2
4. Bias adjustment:
Set the Contrast
to 50; Adjust the Brightness to 90.
5. Gain adjustment:
Move cursor to “-F-” and press MENU key
A. Adjust C2 (7800) color-temperature
1. Switch the Chroma-7120 to RGB-Mode (with press “MODE” button)
2. Switch the MEM. Channel to Channel 3 (with up or down arrow on chroma 7120)
3. The LCD-indicator on chroma 7120 will show x = 302 ±30, y = 318 ±30, Y =180 cd/m
2
4. Adjust the RED of color1 on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached the value G=100
6. Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached the value B=100
7. Repeat above procedure (item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±5
B. Adjust C1 (6500) color-temperature
1. Switch the chroma-7120 to RGB-Mode (with press “MODE” button)
2. Switch the MEM.channel to Channel 4(with up or down arrow on chroma 7120)
3. The LCD-indicator on chroma 7120 will show x = 313 ±30, y = 329 ±30, Y = 200 cd/m
2
4. Adjust the RED of color3 on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color3 on factory window until chroma 7120 indicator reached the value G=100
6. Adjust the BLUE of color3 on factory window until chroma 7120 indicator reached the value B=100
7. Repeat above procedure (item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±5
C. Adjust C1 (9300) color-temperature
1. Switch the chroma-7120 to RGB-Mode (with press “MODE” button)
2. Switch the MEM.channel to Channel 4(with up or down arrow on chroma 7120)
3. The LCD-indicator on chroma 7120 will show x = 283±30, y = 297 ±30, Y =170 cd/m
2
4. Adjust the RED of color3 on factory window until chroma 7120 indicator reached the value R=100

AOC 2236VWA Specifications

General

Brand	AOC
Model	2236VWA
Category	Monitor
Language	English