Run the PaperCut Client Software
Open the "posterprinter" disk mounted above.
Open the "mac" folder in the "posterprinter" disk.
Double click on the "PCClient" icon in the mac folder.
A dialog box may be presented asking you to authenticate, enter your account name and password.
After authentication a small yellow window titled "Balance for <username>" will appear on the desktop.
Do NOT copy the software to your local machine, always run it from the samba share. There are configurations options that change in time and you will not have the correct settings if you run a copy of the software.