Optoma EX762 - 4-9 ADC Calibration

Condential
4-12
EX762/EW762
6. 3D Test
Procedure - Test equipment: 1. DVD Player & HQFS format CD
or 2. PC with 3D Graphic card
- Test signal: 1280X720@120Hz (HQFS format CD)
Inspection item - 3D test
Inspection Distance - < 6M
Criteria - The image should not appear noise, icker,
shadow, shocking, abnormal color.
4-9 ADC Calibration
1. Video CalibrationCalibration
Procedure - Test equipment: video generator
- Once Main Board is changed, video calibration
should be done as well.
(1) Test signal: 480i
(2) Test Pattern: SMPTE BAR
- Note
(1) Calibration pattern should be in full screen
mode.
(2) Please refer to 4-2 Guide to get into service
mode 1 and choose "ADC calibration".
(3) Choose and get into "Video Calibration", press
"Enter" button to execute "Video Calibration".
When the message "Success" appears, it means
"Video Calibration" is OK. Choose "Menu" or
"Exit" to leave service mode 1.
Check pattern - Test signal: 576p, 720p, 1080i
- Test pattern: Master
* After nishing Video adjustment, check Master
pattern.
Inspection item - Color saturation
Criteria - There should not have any lack of SMPTE BAR.
- The screen appears normal, it shouldn’t appear
any abnormal condition, such as lines and so on.
- It is unacceptable that the color appears abnormal
and ashing.
SMPTE BAR
Master