Every wanted analog inputs for your EIIIXP? Easy peezy, follow along.
Flip the fella upside down and remove all the screws. Bottom panel hinges upward.
Disconnect ribbon cable from connector board.
Note: Mysteriously unpopulated sockets and missing audio connectors…hmmm
Add MP7524JN (x2) and CS5326-KP (x1)
Add Audio Jacks RN1138PC (x2), reassemble and…
Voila! To get this, you may need to install OS 2.10