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35Troubleshooting
Troubleshooting
This section describes troubleshooting tips for problems you may encounter when
using the printer.
z “Error Message Is Displayed on the LCD” on page 35
z “LCD Cannot Be Seen At All” on page 38
z “An Unintended Language Is Displayed on the LCD” on page 38
z “Cannot Install the Printer Driver” on page 39
z “Cannot Connect to Computer Properly” on page 40
z “Print Results Not Satisfactory” on page 40
z “Printer Does Not Start” on page 43
z “Paper Does Not Feed Properly” on page 43
z “Paper Jam” on page 43
z “The Power Lamp (blue) and Alarm Lamp (orange) Flash Alternately” on page 44
z “Error Message Appears on a PictBridge Compliant Device” on page 44
z “Cannot Remove a Memory Card” on page 46
z “Cannot Print Properly through Wireless Communication” on page 46
Error Message Is Displayed on the LCD
Note
This section mainly describes the methods of printer operation for troubleshooting. To
handle problems using your computer, refer to “Troubleshooting” in the User’s Guide on-
screen manual. For details on how to view the on-screen manuals, “Reading the On-
screen Manuals” on page 47.
Cause Action
The following ink may
have run out.
Replacing the ink tank is
recommended.
U041
If the lamp on the ink tank is flashing, ink may have
run out.
Replacing the ink tank is recommended.
If printing is in progress and you want to continue
printing, press the OK button with the ink tank
installed. Then printing can continue. Replacing the
ink tank is recommended after the printing. The
printer may be damaged if printing is continued under
the ink out condition.
See “Replacing an Ink Tank” on page 30.
The print head lock lever
is not properly applied.
Open the cover and press
the lock buttons on both
ends of the lever.
z
The lock lever of the Print Head is not set properly
(there are two tabs of the lock lever). Push both tabs
(left and right) until each clicks into place.
z
The ink tank is not set properly. Push the ink tank until
it clicks into place.
The following ink tank
cannot be recognized.
U043
The ink tank is not set properly. Push the ink tank
until it clicks into place and ensure that the ink lamp is
lit red.
Print head is not installed.
Install the print head.
U051
The type of print head is
incorrect.
Install the correct print
head.
U052
Remove the Print Head and then reinstall it. If the
error is not resolved, the Print Head may be
damaged. Contact your Canon Service
representative.
The following ink tank
cannot be recognized.
U140
U150
z
The ink tank is not compatible with this printer. (The
lamp on the ink tank is off.)
Install an appropriate ink tank.
See “Replacing an Ink Tank” on page 30.
z
An Ink tank error has occurred. (The lamp on the ink
tank is off.) Replace the ink tank.
See “Replacing an Ink Tank” on page 30.
Cause Action