ViewSonic VA2013wm-4 Service Manual page 22

Gain adjustment:
Move cursor to "Factory" and press "2" key.
Move cursor to " Auto Level" and press "2" key to adjust Gain and Offset automatically;
(notice：this monitor do auto level must in T144(1280X1024@60Hz) P48(32 Grays))
a. Adjust 9300K color-temperature
1. Switch the Chroma-C7120 to RGB-mode (with press "MODE" button)
2. Switch the MEM.channel to Channel 0 (with up or down arrow on Chroma-C7120)
3. The LCD-indicator on Minolta-CA210 will show x = 283 ±12, y = 297±12
b. Adjust 7500K color-temperature
4. Switch the Chroma-C7120 to RGB-mode (with press "MODE" button)
5. Switch the MEM.channel to Channel 1 (with up or down arrow on Chroma-C7120)
6. The LCD-indicator on Minolta-CA210 will show x = 299 ±12, y = 315 ±12
c. Adjust 6500K color-temperature
7. Switch the Chroma-C7120 to RGB-mode (with press "MODE" button)
8. Switch the MEM.channel to Channel 2 (with up or down arrow on Chroma-C7120)
9. The LCD-indicator on Minolta-CA210 will show x = 313 ±12, y = 329 ±12
d. Adjust 5000K color-temperature
1. Switch the Chroma-C71200 to RGB-mode (with press "MODE" button)
2. Switch the MEM.channel to Channel 3 (with up or down arrow on Chroma-C7120)
3. The LCD-indicator on Minolta-CA210 will show x = 347 ±12, y = 360 ±12
e. Adjust sRGB color-temperature
1. Switch the Chroma-C7120 to RGB-mode (with press "MODE" button)
2. Switch the MEM.channel to Channel 4 (with up or down arrow on Chroma-C7120)
3. The LCD-indicator on Minolta-CA210 will show x = 313 ±12, y = 329 ±12
10. press "1" key to save adjust value and exit .
Turn the POWER-button off to on to quit from factory mode, and reset the monitor.
Max Brightness measurement: >250 cd/m
Test conditions:
a. Switch to the full white pattern, in user mode main menu:
1. Set <Color Settings> Red, Green, and Blue to the max.
2. Set <Brightness> Brightness, Contrast to the max.
2
22