Dell 2155cn/cdn Color Laser Printer - Manual (Page 450)

448 Understanding the Tool Box Menus
Color Black & White Prints in black and white mode.
Color * Prints in color mode.
Select Tray Tray 1 * The paper is fed from the standard 250-
sheet tray.
Tray 2 *1 The paper is fed from the optional 250-
sheet feeder.
SSF The paper is fed from the single sheet
feeder.
SSF Paper Size A4 * Sets the document size loaded in the single
sheet feeder.
A5
B5
Letter
Folio
Legal
Executive
Envelope #10
Monarch
DL
C5