Konica Minolta magicolor 4690MF Reference Manual page 56

If KONICA MINOLTA mc4690MF does not appear, check that the
printer is turned on and the USB cable is connected, and then restart
the computer.
6
Check that KONICA MINOLTA magicolor 4690MF is selected in the
Print Using list.
7
Click Add.
8
Select Optional Trays to match your printer setup, and then click Con-
tinue.
40 Printer Settings (Mac OS X 10.5/10.6)