Konica Minolta bizhub C20 Reference Manual page 65

5
Select desired print protocol from the Protocol pop-up menu.
- For an IPP setup, select Internet Printing Protocol - IPP.
- For an LPD setup, select Line Printer Daemon - LPD.
- For a port 9100 setup, select HP Jet Direct - Socket.
41
Printer Setup Utility Settings (Mac OS X 10.4)