Video Performance - Optoma EP721 Family Service Manual

4-7 Video Performance

1. CVBS
Procedure
Inspection item
Inspection Distance
Criteria
2. S-Video
Procedure
Inspection item
Inspection Distance
Criteria
3. HDTV/ Component
Procedure
unidentified color levels on both left and right sides
should not over 8 color levels.)
- Grey level should not have abnormal color or heavy
lines.
- The PC mode functionally sure be workable include sup-
port format with frequency and auto detected functional
will be workable.
- Test equipment: DVD player
- Test signal: CVBS
- Video performance test
- 1.8 M ~2.5 M
- Check any abnoraml color, line distortion or any
noise on the screen
- Check the sound from speakers
- Test equipment: DVD player
- Test signal: S-Video
- Video performance test
- 1.8 M ~2.5 M
- Check any abnoraml color, line distortion or any noise on
the screen
- Check the sound from speakers
- Test equipment: DVD player
EP721/727/723/728 Family / EW1610 Family
Motion video
Confidential
4-8