Registering a custom size

Open the bypass tray.
Insert the paper face up until you hear the beep, and then align the paper guides to the paper size.
The bypass tray () is selected on the display.
Press the [] key.
Press [Paper Size].
Press [Custom Size].
Enter the horizontal size with the number keys, and then press [].
Enter the vertical size with the number keys, and then press [].
Press [Program].
The confirmation screen appears.
Press [Exit].
Press [OK] twice.

To change the value you entered, press the item you want to change, and then enter a new value.
You can specify only one custom size.