Canon Pixma Ip4840 User Guide

Advanced Guide > Troubleshooting > Printing Stops Before It Is Completed
U322
Printing Stops Before It Is Completed
Check 1: Is the Inner Cover opened while printing o n paper?
Close the Inner Cover and press the 
RESUME/CANCEL button on the printer.
A page of print data being sent at the time of the  error will be erased, so print that page again.
Check 2: Has the printer been printing continuously  for a long period?
If the printer has been printing continuously for a lo ng time, the Print Head may...

Advanced Guide > Troubleshooting > Printer Moves But Ink Is Not Ejected
U323
Printer Moves But Ink Is Not Ejected
Check 1: Are the Print Head nozzles clogged? 
Print the Nozzle Check Pattern to determine whether  the ink ejects properly from the print head
nozzles. 
Refer to 
Routine Maintenance for the Nozzle Check Pattern printing, Print Head C leaning, and Print
Head Deep Cleaning.
If the Nozzle Check Pattern is not printed correctly: 
Check to see if a particular colors ink tank is not empt y.
If the...

Advanced Guide > Troubleshooting > Printing Speed Is Not as Fast as Expected
U324
Printing Speed Is Not as Fast as Expected
Check 1: Is printing performed in Quiet Mode? 
Print speed is reduced if you specified to print in Quiet Mode on the computer. For faster printing, d o
not print in Quiet Mode.
Reducing the Printer Noise
Check 2: Is the print quality set too high? 
Increase the printing speed setting in the printer  driver. Setting to prioritize speed makes printing
faster.
1.Open the printer driver...

Advanced Guide > Troubleshooting > Print Head Holder Does Not Move to the Position for Replacing
U325
Print Head Holder Does Not Move to the Position for  Replacing
Check 1: Is the  POWER  lamp off? 
Check if the POWER
 lamp is lit green.
The Print Head Holder will not move unless the powe r is on. If the POWER
 lamp is off, close the Top
Cover and turn the printer on. 
W hile the  POWER
 lamp is flashing green, the printer is initializing.  W ait until the POWER
 lamp stops
flashing and remains lit...

Advanced Guide > Troubleshooting > Paper Does Not Feed Properly
U326
Paper Does Not Feed Properly
Check 1: Make sure of the following when you load paper.
W hen loading two or more sheets of paper, flip through the paper before loading.
W hen loading two or more sheets of paper, align the  edges of the sheets before loading.
W hen loading two or more sheets of paper, make sure  that the paper stack does not exceed the
paper load limit. 
However, proper feeding of paper may not be possibl e at this...

Tray.
If the paper tears in the Rear Tray, see Paper Jams to remove it.
If there are any foreign objects in the Rear Tray, be  sure to turn off the printer, unplug it from the
power supply, then remove the foreign object.
Check 7: Make sure that the Inner Cover is closed c ompletely.
Paper does not feed properly if the Inner Cover is  even slightly open.
Overview of the Printer
Check 8: Clean the Paper Feed Roller.
Routine Maintenance
Note
Cleaning the Paper Feed Roller will wear the roller , so perform...

Advanced Guide > Troubleshooting > Paper Does Not Feed from the Paper Source Specified in the Printer Driver
U327
Paper Does Not Feed from the Paper Source Specified  in the
Printer Driver
Check: Is the paper source setting inconsistent between the application
program and the printer driver? 
Change the application software setting correspondi ng to the printer driver setting, or click the Print
Options on the Page Setup sheet in the printer driv er and select Disable the paper source setting of
the...

Advanced Guide > Troubleshooting > Paper Jams
U328
Paper Jams
Note
If you need to turn off the printer to remove jammed  paper during printing, cancel print jobs before
turning off the printer.
Paper Is Jammed in the Paper Output Slot or the Rear  Tray
Paper Is Jammed inside the Printer at the Transport Unit
Jammed Paper Is Not Removed out W hen Automatic Dupl ex Printing
In Other Cases
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Paper Jams
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Advanced Guide > Troubleshooting > Paper Jams > Paper Is Jammed in the Paper Output Slot or the Rear Tray
U349
Paper Is Jammed in the Paper Output Slot or the Rea r Tray
Remove the paper following the procedure below.
1.Slowly pull the paper out, either from the Rear Tray or from the Paper Output Slot,
whichever is easier.
Note
If the paper tears and a piece remains inside the printer, open the Top Cover and remove it.
Be careful not to touch the components inside the p rinter.
After removing all paper,...

Advanced Guide > Troubleshooting > Paper Jams > Paper Is Jammed inside the Printer at the Transport Unit
U350
Paper Is Jammed inside the Printer at the Transport  Unit
Remove the paper following the procedure below.
1.Detach the Rear Cover.
2.Pull the paper out slowly.
Note
Be careful not to touch the components inside the printer.
If you cannot pull the paper out, turn the printer off and turn it back on. The paper may be
ejected automatically.
3.Attach the Rear Cover. 
Push the left side of the Rear...