: Technical manuals and some firmware links are available in User Manuals uploaded by users. Installation Guide (USB Upgrade)
: 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. Download D3663LUA 1920x1200 rar
The flashing process is standardized for these 3663-based boards: : Format a USB flash drive to FAT32 . : Technical manuals and some firmware links are
To download the firmware for the DS.D3663LUA Go to product viewer dialog for this item. Download D3663LUA 1920x1200 rar
: 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.