Optoma EP1080 Service Manual page 46

Check pattern
Inspection item
Criteria
2. PC calibration
Procedure
(2) Test Pattern: gray 16 (800x600@60Hz)
(2) Test Pattern: SMPTE BAR
- Note
(1) Calibration pattern should be in fill screen
mode.
(2) Please refer to 4-2 to get into Service Mode
and OSD Reset.
(3) Choose and access Video Calibration for cor-
rection in service mode. Choose "menu" to
leave the service mode after all.
*Note: Video adjustment can only be used once.If
there is any circumstances which needs to be
re-adjust ,the adjustment is only effective when
you adjust at the odd number of times. Otherwise,
the black will not be dark enough.
- Test signal: 720P
- Test pattern: In focus SMPTE BAR.
- Color saturation
- There should not have any lack of SMPTE BAR.
The color should appear normal and sort in right
order.
- Color levels should be sufficient and normal. (the
unidentified color levels on both left and right sides
should not over 8 color levels.)
- Gray level should not have abnormal color or
heavy lines.
- Test equipment: video generator
- Once scaler board is changed, PC calibration
should be done as well.
(1) Test signal analog: 800x600@60Hz
- Note
(1) Calibration pattern should be in fill screen
mode.
(2) Please refer to 4-2 to get into Service Mode
and OSD Reset.
EP1080 Series Confidential
SMPTE BAR
Gray 16
4-7