How to setup a new printer on your Mac computer using an IP address.
1. Click on the Apple symbol at top of menu
2. Select System Preferences
3. Select Printers & Scanners
4. Click on the "+" at the bottom of the window to add a new printer
5. In the Protocol pulldown menu, select Line Printer Daemon - LPD
6. Click on IP and add the IP address number posted on the front of each printer (for example: 10.20.0.123)
7. Name: The IP address will automatically fill in. Please leave this in place, but you can put whatever you want in front of it. Example: Library (10.20.0.123)
8. The bottom "Use:" pulldown menu should list the printer model. If you see "Generic PostScript Printer" instead:
8. Click Add
All done!