Canon LBP3460 User Manual page 249

The printer stopped printing during a job.
Cause
Remedy
The indicators on the control panel do not come on.
Cause 1
Remedy
Cause 2
Remedy
The keys on the control panel do not function.
Cause
Remedy
7
A paper jam occurs each time you print.
Cause 1
Remedy
Cause 2
Remedy
Cause 3
Remedy
7-38 When You Cannot Obtain Appropriate Printout Results
There is data remaining in the memory (the Job indicator is on).
Press [Online] to place the printer offline, then select FORM FEED in the
RESET to output all the data remaining in the memory. (See "Canceling a Job,"
on p. 2-9)
The printer is not ON.
Turn the printer ON.
The printer is in Power Save Mode.
The printer will be ready to print after you send print data or press any key on
the control panel.
There is data remaining in the memory (the Job indicator is on).
Press [Online] to place the printer offline, then select FORM FEED in the
RESET menu. (See "Canceling a Job," on p. 2-9)
The amount of the paper loaded in the paper cassette or multi-purpose tray
exceeds the load limitation.
Reduce the amount of paper to within the load limitation and print again. (See
"Printing from the Paper Cassette," on p. 3-21, "Printing from the Multi-purpose
Tray," on p. 3-38)
Paper is not loaded properly in the paper cassette or multi-purpose tray.
Load the paper properly and print again. (See "Printing from the Paper
Cassette," on p. 3-21, "Printing from the Multi-purpose Tray," on p. 3-38)
Unusable paper is loaded in the paper cassette or multi-purpose tray.
Replace the paper with one that can be used and print again. (See "Paper
Requirements," on p. 3-2)