Acer X1160' Service Manual page 70

2. PC calibration
Procedure
Check pattern
Inspection item
Criteria
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 main board is changed, PC calibration
should be done as well.
(1) Test signal analog: 1024x768@60Hz
(2) Test Pattern: White (up) Black (down)
- Note
(1) Caibration pattern should be in fill screen
mode.
(2) Please refer to 4-2 Guide to get into Service
Mode and OSD Reset.
(3) Choose and access PC Calibration for cor-
rection in service mode. Choose "menu" to
leave the service mode after all.
- Test signal: analog 1024 x 768@60Hz
- Test pattern: In focus II or 64 grey RGBW
* After finishing ADC adjustment, check 64 gray
RGBW pattern.
- Color sturations
- There should not have any lack of RGBW. 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
X1160 Family/X1260 Family Confidential
White / Black
In focus 2 / 64 gray
RGBW
4-8