Canon MX720 Series Online Manual page 135

1304
Cause
Paper is jammed when performing automatic duplex printing.
Action
If the paper is jammed when performing automatic duplex printing, remove the paper following the
procedure below.
Important
The power cannot be turned off while the machine is sending or receiving a fax, or when the received
fax or the unsent fax are stored in the machine's memory.
Make sure if the machine completed sending or receiving all the faxes before disconnecting the power
cord.
If you unplug the power cord, all the faxes stored in the machine's memory are deleted.
Note
If you need to turn off the machine to remove jammed paper during printing, press the Stop button to
cancel print jobs before turning off the machine.
1. Detach the rear cover.
Pull out the rear cover.
2. Detach the transport unit cover.
Lift up the transport unit cover, then pull it out.
3. Pull out the paper slowly.