Microsoft PRO 906EX - Manual (Page 174)

Printer Features
166
5
❖ Default Printer Language
You can set the default printer language if the machine cannot find the printer
language automatically.
• PCL
• PS
• PDF
This menu appears only when the PostScript 3 unit (optional) is installed.
❖ Tray Switching
You can set to switch the paper tray.
• Off
• On
Reference
"Loading paper", Troubleshooting