22" LCD Color Monitor ASI DW22MBD
36
9. 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 xyY 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. 9300 color:
9300 color temp. parameter is x = 283 ±25, y = 297 ±25, Y = 180 ±25 cd/m
2 ,
B. 7300 color:
7300 color temp. parameter is x = 297 ±25, y = 316 ±25, Y = 180 ±25 cd/m
2
C. 6500 color:
6500k color temp. parameter is x = 313 ±25, y = 329 ±25, Y = 180 ±25 cd/m
2
D.SRGB
SRGB color temp. parameter is x = 313 ±25, y = 329 ±25, Y = 150 cd/m
2
3. Enter into factory mode of DW22MBD
Turn on power, 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
to 90
Adjust the
Brightness
to 100.
5. Gain adjustment :
Move cursor to “-F-” and press MENU key
A. Adjust 9300k color-temperature
1. Switch the Chroma-7120 to
9300k channel.
2. The chroma 7120 will show x = 283 ±25, y = 297 ±25, Y = 180 ±25 cd/m
2
3. Switch the chroma-720 to
RGB MODE
(with press “MODE” button to change)
4. Adjust the RED of colo
r 9300K
on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color 9300K on factory window until chroma 7120 indicator reached the value G=100
6. Adjust the BLUE of color 9300K 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
±
2
B. Adjust 7300k color-temperature
1. Switch the chroma-7120 to sRGB
channel.
2. The chroma 7120 will show x = 297 ±25, y = 316 ±25, Y = 180 ±25 cd/m
2
3. Switch the chroma 7120 to
RGB MODE
(with press “MODE” button to change)
4. Adjust the RED of color 7300K on factory window until chroma 7120 indicator reached the value R=100
5. Adjust the GREEN of color 7300K on factory window until chroma 7120 indicator reached the value G=100
6. Adjust the BLUE of color 7300K on factory window until chroma 7120 indicator reached the value B=100
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