HP L1940T Series Service Manual page 36

2. The chroma 7120 will show x = 313 ±20, y = 329 ±20, Y = 180 cd/m
3. Switch the chroma 7120 l to RGB MODE ( with press "MODE" button to change )
4. Adjust the RED of color 6500K on factory window until chroma 7120 indicator reached
the value R=100
5. Adjust the GREEN of color 6500K on factory window until chroma 7120 indicator reached
the value G=100
6. Adjust the BLUE of color 6500K 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
C. Adjust sRGB color-temperature
1. Switch the chroma-7120 to sRGB channel.
2. The chroma 7120 will show x = 313 ±20, y = 329 ±20, Y = 150 cd/m
3. Switch the chroma 7120 l to RGB MODE (with press "MODE" button to change)
4. Adjust the RED of color sRGB on factory window until chroma 7120 indicator reached
the value R=100
5. Adjust the GREEN of color sRGB on factory window until chroma 7120 indicator reached
the value G=100
6. Adjust the BLUE of color sRGB 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
D. Press reset key and Turn the Power-button "off to on" to quit from factory mode.
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