: Insert the USB drive and the 7-key button board into the controller. Connect the 12V power.
: 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. Download D3663LUA 1920x1200 rar
: Before powering on, verify that the jumper cap for panel voltage (3.3V, 5V, or 12V) is set correctly for your specific LCD panel to prevent hardware damage. : Insert the USB drive and the 7-key
: Place the firmware file (usually named 3463GU_A.bin or similar) into the root directory of the drive. Download D3663LUA 1920x1200 rar