Optoma HD25 Service Manual page 27

Inspection item
Criteria
8. Optical Performance
Inspection Condition
- Environment luminance: 2 Lux
- Product must be warmed up for 5 minutes
- Distances from the screen: 1.8M
- Screen Size: 60 inches diagonal
a. Measure setting
Procedure
- Check if each color level is well-functioned.
- Color saturation
- Screen appears normal. It should not have any
abnormal condition, such as lines appear on the
screen and so on.
- Color appears normal.
- It is unacceptable to have few lines flashing.
- RGBW should all appear normal on the screen
and sort from R-G-B-W.
- Color levels should be sufficient and normal. (The
unidentified color levels on both left and right
sides should not over 4 color levels.)
- Gray level should not have abnormal color or
heavy lines.
- If color appears abnormal, please get into service
mode to do color wheel index adjustment.
- Please get into OSD menu, select "Lamp Setting"
under "Options", press "Enter" button, then select
"Bright "mode.
- Press "Power →Up →Right →Up →Left →Menu"
to get into service mode.
- Test equipment:Select "Spoke Test".
HD25/HD25LV/HD25e
64 gray RGBW
Confidential
4-6