Canon Color imageRUNNER LBP5975 User Manual page 446

Cause 3 The connector of any optional paper feeder is disconnected.
Remedy Turn the printer OFF, unplug the power plug from the AC power outlet and
contact your local authorized Canon dealer.
Cause 4 A paper feeder that is not for this printer is installed.
Remedy Turn the power OFF, install the paper feeder for this printer, and then turn it ON
again. (See Getting Started Guide)
<11 NO "size" PAPER>
Cause Paper of the size specified in the application is not loaded in the paper
source (in all the paper sources when PAPER SOURCE is set to AUTO; in
the specified paper source when the setting is fixed).
Remedy 1 Refill or load paper.
Remedy 2 Press [Feeder Selection], then select other paper source for the same paper
size or larger paper size. (See "Selecting a Paper Source," on p. 3-12)
<12 COVER OPEN>
Cause The front cover or top cover is open.
Remedy Close the cover indicated in the display firmly. If the printer is not online, press
[Online].
NOTE
If the message still appears even after one cover is closed, the other cover is open.
Check the other cover and close both the covers.
<13 PAPER JAM>
Cause Paper is jammed inside the printer
Remedy Remove the jammed paper and set the paper cassette and covers to the
original position. If the printer is not online, press [Online]. (See "Paper Jams,"
on p. 7-4)
IMPORTANT
• If paper jams have occurred at multiple areas at the same time, the areas appear in the
display by rotation.
• If you have removed the jammed paper without opening any cover, be sure to open and
close the front cover once, and then press [Online].
Message List 7-33
7