Open the Downloads Folder and select the Popup.dmg file you downloaded
Open "Popup.pkg"
NOTE: If you receive the error warning "App can't be opened because it is from an unidentified developer"
control-click the application and choose “Open”
Select Continue
Select Continue
Select Install
Provide Username and Password to local machine if needed
Select Close
From the Apple icon select System Preferences
Select Print & Scan
Select the “+” button to add new printer select Add Printer
Hold down the <Control> key on the keyboard as you click anywhere on the toolbar. A popup menu will appear where you will select Customize Toolbar
Drag the Advanced icon to the toolbar and then select Done
Click on the Advanced icon and change Type to Pharos Print Server
In the URL field, enter the correct address for the Pharos Printer Server. The address should be: Popup://son-betelgeuse.win.ad.jhu.edu/SON_Student_SecurePrint
Set the Name to SON Student Printer
In the Use field, choose Generic PostScript Printer
Select Add
On the next screen enable the Duplex Printing Unit. Then click OK.
The SON Student Printer should now show in your list of printers