Konica Minolta bizhub pro 1050 User Manual page 344

(3) Touch Change Paper Set to display the Tray Setting Screen.
(4) Enter the cover paper dimensions.
Touch Size Setting to display the Size Setting Screen.
Use the screen keypad or arrow keys ▲ and ▼ to enter the dimensions
of the covers loaded in step 1, then touch OK.
Be sure to enter the cover paper dimensions precisely; otherwise a message
may be displayed to prompt you that the specified size is inadequate, or the
trimming function may not be performed properly.
12-48
Using Perfect Binder PB-501 (continued)