Dell 3115cn Color Laser Printer User Manual page 554

COM10
Feed paper from the tray loaded with Envelope #10 (4.125 x 9.5 inches).
DL
Feed paper from the tray loaded with DL (110 x 220 mm).
C5
Feed paper from the tray loaded with C5 (162 x 229 mm).
MxNmm
Feed paper from the tray loaded with MxNmm defined by users.
Possible range specified:
Width: 76.2-220.0 mm
Length: 98.0-355.6 mm
MxNin
Feed paper from the tray loaded with MxNinches defined by users.
Possible range specified:
Width: 3.00-8.66 inches
Length: 3.86-14.0 inches
If this option is not specified or the tray specified is not available, feed paper from the default tray.
-t
Turns on the save toner mode for printing. The print result will be fainter than that of normal printing.
In some cases, this option will be ignored.
-2
Sets printing to two-column printing.
-r
Rotates the image by 90° and uses the paper in the landscape orientation.
-F
Ignores the form feed code (FF).
-llines
Specifies the number of lines per page.
-wcolumns
Specifies the number of columns per line.