Optoma HD83, Service Manual

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Confidential
4-8 HD83
4-3-5 HDMI Port Test
Procedure - Test equipment: DVD Player with HDMI output.
- Test signal: 720p, 1080p, 1080i
Inspection item - HDMI performance test.
Inspection Distance - 1.4 M ~1.5 M.
Criteria
- Ensure the image is well performed and the
color can not discolor.
- Check whether "mute" is normal.
4-3-6 3D Test
Procedure - Test equipment: 1. DVD Player & PS3 &HQFS format CD
or 2. PC with 3D Graphic card
- Test signal: 1080p�24Hz �24Hz(HDMI 1 for 3D movie)
720p�60HZ(HDMI 2 for 3D game)
Inspection item - 3D test
Inspection Distance - 3~5 M
Criteria
- The image should not appear noise, flicker shadow, shocking,
abnormal color.
4-4 Run In Test
- Temperature: 15°C~35°C
- Circumstance brightness: Normal environment
- Screen size: No concern
- Display mode: ECO mode
After repairing each unit, a Ru
n-in test is necessary (refer to the below table).
Symptom Run-in Time
Normal repair 2 hours
NFF 4 hours
Auto shutdown 6 hours
- Get into Burn-In Mode
* Cycle setting is based on the defect symptoms. ie: If it is NFF, the run-in time is 4 hours. You have
to set the lamp on for 50 min. and lamp off for 10 min for 4 cycles.