Optoma HD33 Service Manual page 36

6. Wait a moment the"FlashBoot .hex programming
completed".
7. When "FlasherBoot.hex" downloads completely,
"Downloading Appcode.hex" will running automatically.
8. When message "Flash Completed" appears, click
"OK".
9. Press "Power off", "Left", "Left" and "Up"button on
remote controller to get into service mode to check
firmware version.
HD33 Confidential
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