Printing on Specialty Media
7.If you selected New Custom Size, select the custom width and height:
a.For Custom Width, use the Up Arrow and Down Arrow buttons to select the distance between the Tray 1 (MPT) guides, and then press the OK button.
b.For Custom Height, use the Up Arrow and Down Arrow buttons to select the height of the paper, and then press the OK button.
Note: When you define a new custom size, it is stored in the printer so it can be used again. Up to five custom sizes can be stored in the printer. If you define a new custom size after five custom sizes have been stored, the new custom size replaces the oldest custom size defined.
8.Either use the custom size as the document size in the application or select Tray 1 (MPT) as the paper source.
Phaser® 6300/6350 Color Laser Printer