Dell 5110cn Color Laser Printer - Manual (Page 423)

Available orientations for multipurpose feeder are as follows.
le
Landscape
ler
Landscape (Rotated)
se
Portrait
ser
Portrait (Rotated)
-Pon
Specifies Alternate Tray.
Available Alternate Trays are as follows.
0
Use Printer Settings
1
Display Message
2
Feed from multipurpose feeder
3
Use Nearest Size (Adjust to Fit)
4
Use Larger Size (Adjust to Fit)
5
Use Nearest Size (No Zoom)
6
Use Larger Size (No Zoom)
-St=mode
Specifies Feed Separators from.
Available Feed Separators from the following.