Adc Calibration - Eiki EIP-WSS3100 Service Manual

4-6 ADC Calibration

Note: After replacing main board or upgrading firmware, the ADC calibration
should be done.
Procedure
Inspection item
Criteria
- Test equipment: video generator
(1) Test signal: 1280 x 800@60Hz
(2) Test Pattern: White (up) Black (down)
- Note:
(1) Calibration pattern should be in full screen mode.
(2) Please get into service mode,and choose
"ADC Calibration".
- Check if there is lines or noise on the screen.
- Horizontal and vertical position of the video should
be adjustable to the screen frame.
- If there is noise on the screen, the product is
considered as failure product.
- The screen appears normal, it shouldn't appear
any abnormal condition, such as lines and so on.
- Check if the projection is same as monitor diplayed.
(240/255) white/
(15/255) Black
Confidential
4-12