Before using AirPrint with Mac OS X, register this machine on the computer.
Registering the Machine in a Computer (Mac OS X)
The screen of Mac OS X 10.10 is used as an example.
Enter [Dialing Prefix], and check [Use cover page] as necessary.
You can specify multiple destinations.
To display this screen, open [Open Print Queue] of [Printers & Scanners] from [System Preferences] before procedures.
To cancel, select [x].