Canon Lbp 5000 User Guide

7-14Service Call Display
Troubleshooting
7
Service Call Display
When a problem has occurred and the printer does not work properly, the   
(Alarm) indicator (orange) comes on and the following service call appears in the 
Printer Status Window.
If the service call appears, cycle the power of the printer using the following 
procedure. This may clear the message.
1Turn the power OFF, wait for 10 seconds or longer, and then 
turn it ON again.
ON
OFF
 

7-15
Troubleshooting
7
Service Call Display
If the message does not reappear, the printer can be used as normal. If the error 
message still appears, proceed to the next step.
2Note down the error code displayed in the Printer Status 
Window.
3Turn the printer and computer OFF aa a a
, remove the USB cable 
bb b b
, and then disconnect the power plug from the AC power 
outlet cc c c
.
c
ba
a
 

7-16
Troubleshooting
7
Service Call Display
4Contact your local authorized Canon dealer.
When contacting your Canon dealer, please report the problems and the error 
code that you have noted.
 

7-17Print Quality Problems
7
Troubleshooting
Print Quality Problems
If any problem occurs while you are using the printer, take the following measures 
depending on the symptoms.
IMPORTANT
•If a message appears in the Printer Status Window, follow the directions in the message.
•When a paper jam occurs, see Paper Jams, on p. 7-4.
•If a symptom that is not indicated in this section occurs, if none of the indicated remedies 
do not solve the problem, or if you cannot determine the problem, contact your...

7-18
Troubleshooting
7
Print Quality Problems
Cause 2 Paper is damp since the paper has been stored in unsuitable condition.
Remedy Replace the paper with new one and print again. (See Paper Requirements, 
on p. 2-2)
Cause 3 The drum in any of the toner cartridges has deteriorated.
Remedy Replace the toner cartridge with a new one. (See Replacing Toner Cartridges, 
on p. 5-2)
Residual images appear on non-printed areas.
Cause 1 Printing paper is inappropriate.
Remedy Change the paper and print again....

7-19
Troubleshooting
7
Print Quality Problems
The overall print result is dark.
Cause 1 The setting for [Toner Density] is not appropriate.
Remedy Drag the [Toner Density] slider in the printer driver toward [Light].
In order to specify the setting for [Toner Density], display the [Custom Settings] 
dialog box by clicking [Settings] in the [Quality] sheet.
Cause 2 The printer is exposed to direct sunlight or strong light.
Remedy Move the printer to a place where it will not be exposed to direct sunlight...

7-20
Troubleshooting
7
Print Quality Problems
Cause 2 The printer is being used in a low-humidity environment.
Remedy Set [Special Print Mode] to [Special Settings 4] in the printer driver. If this solves 
the problem, set [Special Print Mode] to [Off].
In order to specify the setting for [Special Print Mode], display the [Advanced 
Settings] dialog box by clicking [Finishing Details] in the [Finishing] sheet, and 
then clicking [Advanced Settings] in the [Finishing Details] dialog box.
Images in which...

7-21
Troubleshooting
7
Print Quality Problems
Outlines in the areas dense in color are emphasized.
Cause Depending on the print data, outlines in the areas dense in color are sometimes 
emphasized.
Remedy Set [Special Print Mode] to [Special Settings 10] in the printer driver. If this 
solves the problem, set [Special Print Mode] to [Off].
In order to specify the setting for [Special Print Mode], display the [Advanced 
Settings] dialog box by clicking [Finishing Details] in the [Finishing] sheet, and...

7-22
Troubleshooting
7
Print Quality Problems
Cause 2 Top Margin and Paper Position in the application are not specified properly.
Remedy Specify the settings for Top Margin and Paper Position in the application 
properly. (See the instruction manual supplied with the application)
The next page is printed from halfway across the previous page.
Cause Line Spacing or Lines/Page in the application is not specified properly.
Remedy Specify the settings for Line Spacing and Lines/Page in the application so...

7-23
Troubleshooting
7
Print Quality Problems
Cause 3 A problem has occurred inside the printer.
Remedy 1 If  is displayed in the Printer Status Window, turn the power 
OFF, wait for 10 seconds or longer, and then turn the power ON again. This may 
clear the message.
Remedy 2 If the message does not disappear even after applying the Remedy 1, contact 
your local authorized Canon dealer for servicing.
Colored lines and text come out faint.
Cause Thin lines or text are being used.
Remedy Select the...