Canon IMAGERUNNER 2016 Reference Manual page 277

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8-30 Clearing Paper Jams
CAUTION
The parts located around the exit slot guide and the fixing unit are subject
to high temperature. When removing jammed paper, take care not to touch
anything in this area except the lever.
Holding the green knob, lift the inner guide.
Remove any jammed paper.
CAUTION
Be careful not to touch inside the machine because some parts get very
hot.