Optoma PK-102 Serivce Manual page 25

3. Dark Pixel
Procedure
Inspection item
Criteria
4. Color performance
Procedure
Inspection item
Criteria
5. Charging or Discharging Founction Test
Inspection item
Criteria
- Test equipment: video generator.
- Test signal: analog 800x600@60Hz.
- Test Pattern: full white
- Dark pixels check.
- White pattern (IRE=100)
- Adjacent dark pixel.
- The number of the dead pixels should be less or
equal to 6 pixels.
- Adjacent pixel with each other is unaccepable.
Note: The defect criteria follows TI specification..
- Test equipment: video generator
- Test signal: Analog 800X600@60HZ
- Test Pattern: 64 gray RGBW, SMPTE RP-133
* Please refer to 4-2 to get into service mode.
Use test signal to do the test. Color cannot dis-
color to purple and blue.
- Check if each color level is well-functioned.
- Color saturations
- Screen appears normal. It should not have any
abnormal condition, such as lines appear on the
screen and so on.
- Color appears normal.
- RGBW should all appear normal on the screen
and sort from R -G-B-W.
- Color levels should be sufficient and normal.
- Projector charging or discharging test
- Install the battery into the projector, plug the
adapter, confirming the red LED is lighting,
check whether the charging function is normal.
- In the charging procedure, check whether the
green LED is lighting and the charging is
complete.
- Unplug the power adapter, turn on the projector
to check if the discharging is normal.
PK-102 Confidential
Full white
64 gray RGBW
SMPTE RP-133
4-5