Canon imageCLASS MF3010 VP Multifunction Monochrome Laser Printer - Manual (Page 163)

10
Close the toner cover.
When you cannot close the toner cover
Make sure that the toner cartridge is properly set inside the machine.
Do not try to forcefully close the toner cover, as this may damage the machine.
11
Lower the scanning platform.
The machine is ready to print.
Paper cassette
1
Remove the paper loaded in the paper cassette.
2
Remove the jammed paper by pulling it out gently.
3
Load paper in the paper cassette.
Troubleshooting
158