Canon i-SENSYS MF244dw - Manual (Page 349)

The operation panel cannot be opened if the feeder or the platen glass cover is not completely closed.
Forcing the operation panel up may cause damage.
2
Open the toner cover by the grip at the front right of the toner cover.
3
Remove the toner cartridge.
2
Gently pull out the document.
Troubleshooting
343