Fan Speed Saving - Optoma EH1020 Service Manual

4-2 Fan Speed Saving

To adjust the operation temperature of projector, after replace main
board/blower, you need to do:
1. Hold "Left" then press "Power" button, release "Left" button
until the "Lamp" and "Temp" LED light red at the same time.
2. Press "Power ->Left ->Up -> Down" button sequentially to
get into service mode 2, guarantee that "W-Factory" is greater
than 4650 and the "Calculate W-Factory" should show "Pass",
if not, please follow step1 to do "fan speed saving" again.
4-3 Calibration
1. Video calibration
Procedure
Inspection item
Criteria
- Test equipment: video generator.
- Once formatter board is changed, Video
calibration should be done as well.
(1) Test signal: 720p @ 60HZ
(2) Test Pattern: SMPTE BAR
- Note
(1) Calibration pattern should be in full screen
mode.
"Power ->Left ->Left ->Menu"
(2) Press
and choose ''color setting''.
(3) Choose and get into ''Video Calibration'',
press "Enter" button to adjust the screen to
its normal status. Choose "Menu" or "Exit" to
leave service mode 1.
- Color saturation
- There should not have any lack of SMPTE BAR.
The color should appear normal and sort in right
order.
SMPTE BAR
EH1020
Confidential
4-2