Dell C3760dn Color Laser Printer - Manual (Page 105)

Installing Printer Drivers on Macintosh Computers 103
Configuring Settings
All the optional accessories are verified as installed.
Mac OS X 10.5, 10.6, 10.7, or 10.8
1 Open the System Preferences, and click Print & Fax (Print & Scan for Mac OS X 10.7 and Mac OS X 10.8).
2 Select the printer in the Printer Name list, and click Options & Supplies.
3 Select Driver, and select the options that have been installed in the printer, and then click OK.
Mac OS X 10.3.9 or 10.4.11
1 Start Printer Setup Utility.
2 Select the printer in the Printer List dialog box, and click Show Info.
3 Select Installable Options, and select the options that have been installed in the printer, and then click Apply
Changes.