This HDMI mod replaces the AV port completely and offers an HDMI port instead for convenience.
The Installed HDMI mod does look like this:
The HDMI mod does offer 5.1 sound through the HDMI port. If you don't need 5.1 (or your TV might not support it) you can simply disable 5.1 audio and get digital stereo audio instead. For those who want to add an optical output to there Xbox the HDMI mod does offer 3 solder points to add a TOTX178 optical transmitter.
To get the HDMI mod installed you first need to get the AV-port removed.
To get it removed you could either use a h