Printing Guide — Installing Client Software for Macintosh 179
6. Select “Other...” at the “Printer Model” drop down box.
The Choose a File dialog box appears.
7. Locate the folder into which the PPD file was copied, select
the PPD file, and click [Choose].
8. Click [Add].
The printer is added to the Printer List.
9. Continue the procedure to configure the installable options.
P.182 "Configuring the Installable Options"