You need to
enable the optional paper cassette units before you can use them
with the printer software.
Note: If you
are using the PostScript (PS3) printer software, see the link below
to enable the optional cassette units.
- In the Apple menu or the Dock, select System Preferences or System Settings.
- Select Print & Fax, Print & Scan, or Printers & Scanners, select your product, and select Options & Supplies.
- Select Driver or Options. You see a screen like this:
- Select the number of cassette units installed as the Lower Cassette setting.
- Click OK.
