Canon GM2000 Series Online Manual page 289

If the paper tears in the rear tray, see
If there are any foreign objects in the rear tray, be sure to turn off the printer, unplug it from the power supply,
then remove the foreign object.
Important
• Do not tilt the printer or do not it upside down. Doing so may cause the ink to leak.
Note
• If the feed slot cover is opened, close it slowly.
Clean paper feed roller.
Check7
Cleaning the Paper Feed Rollers
List of Support Code for Error (Paper Jams)
289
to remove it.