crwdns2933423:0crwdne2933423:0

crwdns2933803:02crwdne2933803:0

crwdns2933797:0PedroDaGr8crwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 PedroDaGr8

crwdns2933769:0crwdne2933769:0
crwdns2933771:0crwdne2933771:0
crwdns2933801:0crwdne2933801:0

crwdns2933807:0crwdne2933807:0

[* black] Here's the backside! You can see the GPIB connector on the right. The rear terminals on the left. The strange open port upper left is where you can connect the 8 additional channels for reading voltages (or 4 channels of 4-wire resistance readings).
-[* black] Remove the four screws and two are screw in threaded connectors circled in red in the images.
+[* black] Remove the four screws and two "screw in threaded connectors" circled in red in the images.
[* black] The brown trim ring should come off easily.