The Duplex function cannot be used if you use Thick Paper. If the Duplex function is specified, press [1 Sided 2 Sided:TtoT] to cancel the setting.
Select [Thick Paper] if the paper weight is 106–157 g/m2 (28–40 lb. Bond).
Load the paper face down in the bypass tray.
The bypass tray () is automatically selected.
Press the [
] key.
Press [Paper Size].
Specify the paper size, and then press [OK].
Press [Paper Type].
Press [Thick Paper], and then press [OK] twice.
Place the originals, and then press the [Start] key.