: If the image is mirrored or has incorrect colors after flashing, access the factory settings by pressing "Input" then "2 5 8 0" on your remote.
You can find collections of firmware files (including the resolution) on the following technical forums and resources: Download D3663LUA 1920x1200 rar
: The indicator light on the key button board will flash (often alternating red and blue) for about 1 minute . Do not disconnect power during this time. : If the image is mirrored or has