Canon B155 - Manual (Page 112)

Paper jams
Automatic Document Feeder (ADF) jams
j To remove a jammed document
1 Hold down the fax with your left hand,
and gently pull the operation panel with
your right hand.
¶ Do not push the LCD display.
2 While holding the operation panel open,
pull the sheet out from the top or
bottom.
3 Gently push the operation panel shut
until it clicks.
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