Konica Minolta bizhub 40P/40PX Reference Manual page 304

Paper Source Settings
The Print - Default Settings - Paper Source Settings window allows you to
configure the following items:
Item
Tray1
286
Description
Paper Size Specifies the setting for the size of paper
loaded into Tray 1.
Default: A4
Configuration Menu Equivalent:
Width Specifies the paper width when Paper
Size is set to Custom Size.
Range: 3.00- 8.50 (inch) /
Configuration Menu Equivalent:
PAPER MENU - PAPER
SOURCE - TRAY1 - PAPER
SIZE
76 - 216 (mm)
PAPER MENU - PAPER
SOURCE - TRAY1 -
CUSTOM SIZE - WIDTH
Configuring the Printer