Christie D13HD-HS, Service Manual

Page: 22 / 112

Service setups
HS Series D13 Service Manual 22
020-000892-03 Rev. 1 (12-2019)
3. Adjust Horz Position and Vert Position to the inner screen.
Adjusting color performance
Use the HDTV (408p, 720p, 1080p) source to complete the test. The color does not turn purple and
blue.
1. If the image is noisy, press Menu > Size & Position > Pixel Phase and adjust the phase.
2. If blue color appears abnormal under the 64 Gray RGBW pattern, to complete a Phosphor Index
adjustment, enter Service mode .
See Adjusting the phosphor index on page 28.
3. If the color appears abnormal under the 256 Gray pattern, to do a Filter Index adjustment,
enter Service mode .
See Adjusting the color index on page 29.
Performing an auto-brightness constant
calibration
Always perform an auto-brightness constant (ABC) calibration after repairing the main board, the
combiner or replacing the light engine.
To perform the auto-brightness constant (ABC) calibration, complete the steps below:
Warning! If not avoided, the following could result in death or serious injury.
• Do not stare into beam when the projector is on. The bright light may result in permanent eye
damage.
ID Part name Description
1 Test equipment Video generator
2 Test signal 480p, 720p, 1080p
3 Test pattern Master, 64 Gray RGBW or SMPTE BAR, 256 Gray
4 Inspection items • Check if the color level is supersaturated.
• If the color level is supersaturated, the 64 Gray RGBW test pattern appears
blurred and fuzzy.
5 Criteria • Colors in 64 Gray RGBW test pattern appear sharp and clear.
• No noise is visible on the screen.
Warning! If not avoided, the following could result in death or serious injury.
• Do not stare into beam when the projector is on. The bright light may result in permanent eye
damage.
• This projector has a built-in Class 4 laser module. Never attempt to operate the projector without
all covers properly installed, unless instructed to do so in this manual for service.