Anilam retrofit with Mesa 7i97

no there is no icon on the desktop. I have gone and reinstalled linux on another drive and i still dont see that icon on the desktop

kyle@debian:~$ locate nm-connection-editor
kyle@debian:~$ sudo apt-get install network-manager
[sudo] password for kyle:
Reading package lists... Done
Building dependency tree
Reading state information... Done
network-manager is already the newest version (1.14.6-2+deb10u1).
network-manager set to manually installed.
0 upgraded, 0 newly installed, 0 to remove and 65 not upgraded.

there was an extra line when I did it this time. The network manager set to manual install

Not sure what's going on (I'm not running the 2.8 distribution ISO)
But it make 0 sense to not have some kind of network setup application

Maybe a better forum question would be "How do I setup network connections on the Debian ISO"

Also you can always setup the network interface by editing the interfaces file

Just fyi. I kinda concluded something was not right so I went and went through the install process again with a new disc image from linuxcnc.org. All of the things I had trouble with in the terminal seem to be working like they are supposed too. What a relief. I feel like I just made my first hurdle....kinda

Got a easy question here I can’t figure out. On page 8 of 7i97 manual, what does the “/“ before the Q mean? 

what does the “/“ before the Q mean? 

That is the inverted input for differential signals: