Adjusting The Color Index - Christie GS Series Service Manual

ID Part name
4 Inspection items
5 Criteria
1. Project the 64 Gray RGBW test pattern.
2. Enter Service mode.
See Entering Service mode
3. Click Wheel Index (3x) or select Wheel Index (2x).
4. Click Phosphor Index.
5. Set up for the phosphor index value.
Only confirm the blue color as the other color levels are not taken into account.
a. Adjust the index upwards until blue does not appear smooth.
b. Record the a index value.
c. Adjust the index downwards until blue does not appear smooth.
d. Record the b index value.
e. Set the index value to (a+b)/2.

Adjusting the color index

After replacing main board, combiner, color wheel, and upgrading firmware, adjust the color index.
Warning! Failure to comply with the following could result in death or serious injury.
• Do not look into the projector lens when the laser is on. The extremely high brightness can cause
permanent eye damage.
GS Series 700-850 Service Manual
020-001054-02 Rev. 1 (04-2017)
Description
• Check if the blue color level is supersaturated.
• If the blue color level is supersaturated, the 64 Gray RGBW test pattern appears
blurred and fuzzy.
• Blue colors in 64 Gray RGBW test pattern appear sharp and clear.
• No noise is visible on the screen.
on page 13.
Service setups
25