Canon Lbp 3300 User Guide

 
7-2 
Troubleshooting Map 
Troubleshooting
 
7 
Troubleshooting Map 
If any problem occurs while you are using the printer, follow the flow chart shown 
below to check the problem.
Toner density is set to light. 
(See Printing with Toner 
Density Adjusted, on p. 4-61)
Toner runs low. (See 
Replacing the Toner 
Cartridge, on p. 5-2)
The printer is not connected to your 
computer. (See Connecting to a 
Computer, on p. 1-13)
Follow the messages 
displayed on the Printer Status 
Window to remedy an error....

 
7-3 
Alarm Indicator 
7 
Troubleshooting
 
Alarm Indicator 
When a problem has occurred in the printer, the   (Alarm) indicator (orange) 
comes on or blinks.
When the   (Alarm) indicator is on, a service error is occurring. In this case, see 
Service Call Display, on p. 7-25.
If the   (Alarm) indicator is blinking, follow the directions displayed in the Printer 
Status Window.
 

7-4Paper Jams
Troubleshooting
7
Paper Jams
The Paper Jam indicator (orange) blinks, and the following messages appear in the 
Printer Status Window when a paper jam occurs during printing.
WARNING
There are some areas inside the printer which are subject to high-voltages. 
When removing jammed paper or when inspecting the inside of the printer, do 
not allow necklaces, bracelets, or other metal objects to touch the inside of the 
printer, as this may result in burns or electrical shock.
CAUTION
•The...

7-5
Troubleshooting
7
Paper Jams
IMPORTANT
•Remove jammed paper while the power of the printer is ON. If the power is turned OFF, 
the data being printed will be deleted.
•Applying excess force may result in tearing paper or damaging the parts in the printer. 
When removing jammed paper, pull out the paper in the most appropriate direction, 
judging from the position of the paper.
•If paper is torn, be sure to find and remove any remaining pieces of paper.
•The error message may remain if jammed paper is...

7-6
Troubleshooting
7
Paper Jams•
The face-down output tray and its surroundings, and face-up output slot become hot 
during or immediately after using the printer. Do not touch the face-down output tray and 
its surroundings, and face-up output slot when removing the jammed paper or performing 
the related operation.
 

7-7
Troubleshooting
7
Paper Jams
 
Procedure for Clearing Paper Jams
Follow the instructions below to remove the jammed paper:
1Open the output selection cover.
2Tilt the green pressure release levers on both sides of the 
fixing unit towards you to release the pressure in the fixing 
unit.
Even if paper is jammed here, do not remove it but proceed to the next step.
 

7-8
Troubleshooting
7
Paper Jams
3Open the front cover.
Holding the opening of the front cover, open it gently.
4Remove the toner cartridge from the printer.
NOTE
For details on handling the toner cartridge, see Precautions for Handling Toner 
Cartridge, on p. 5-14.
5Place the toner cartridge into the protective bag.
 

7-9
Troubleshooting
7
Paper Jams
6If you see the top of the jammed paper inside the front cover, 
simply pull out the paper to remove it.
Remove the jammed paper gently to prevent unfixed toner from spilling.
IMPORTANT
If you pull the jammed paper obliquely upward, unfixed toner may spill. When 
removing the jammed paper, pull it as horizontally as possible. Dirt inside the 
printer may cause deterioration in print quality.
7Raise the transport guide and tilt it toward you.
Raise the transport guide by...

7-10
Troubleshooting
7
Paper Jams
8Remove any jammed paper by pulling it in the direction of the 
arrow.
Remove the jammed paper gently to prevent unfixed toner from spilling.
IMPORTANT
If the jammed paper cannot be removed easily, do not try to remove it forcefully but 
proceed to the next step.
 

7-11
Troubleshooting
7
Paper Jams
9Move the transport guide back to its original position slowly.
CAUTION
Do not take your hands off the transport guide until it moves back to its 
original position. The transport guide may snap back to its original 
position, and this may result in personal injury.