NOTE: This is the installer for the XMC-1 firmware v4.1 Version 4.1 is the most current release for the original HDMI 1.4b video board. Version 4.1 is the most current release for the "v2" HDMI board (which offered a single HDMI 2.0 input and a single HDMI 2.0 output).
THIS FIRMWARE VERSION WILL NOT WORK WITH THE NEW HDMI 2.0b (v3) VIDEO CARD.