Da Calibration; Optical Performance Measure - Optoma HD82 Serivce Manual

4-9 DA Calibration

When the image is too dim, please do ''DA Calibration".
(1) Press "Power off", "Left", "Left" and "Up" button sequentially,
then get into service mode.
(2) Choose "DA Calibration".
(3) Select ''DA reset'' , press the right buttons of remote controller
to reset.

4-10 Optical Performance Measure

Inspection Condition
- Environment luminance: 2 Lux
- Product must be warmed up for 3 minutes
- Distances from the screen: 1.98 M
- Screen Size: 60 inches diagonal
1. Test equipment
Procedure
2. Brightness
Procedure
Criteria
- Press "Power off→Left→Left→Up" to get into
service mode.
- Select "Spoke Test"
- Full white pattern
- Use CL100 to measure brightness values of
P1~P9.
- Follow the brightness formula to calculate
brightness values.
☼ Brightness Formula
Avg. (P1~P9)*1.1m
● 470 ANSI lumen
2
HD82/HD8200 Confidential
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