Canon LBP7210Cdn Manual page 510

An Error Message Is Displayed after the Printer Is Unpacked and Turned On for the First Time
The sealing tape is not pulled out of the toner cartridges.
Cause 1
Solution Turn off the printer, and pull out the sealing tape from each of the four toner cartridges
inside the printer.
"Preparing the Toner Cartridges"
The packing material (sheet) is left in the output area.
Cause 2
Solution Turn off the printer, and then remove the packing material (sheet).
Carrying the Printer to the Installation Site and Removing the Packing Materials
The Flap of the Printed Envelope Sticks
The envelope is inappropriate.
Cause 1
Solution Replace the envelope with one that can be used and print again.
Usable Paper and Unusable Paper
Cause 2 The printer is being used in an environment with high humidity.
Solution Perform the following procedure in the printer driver.
1. Display the [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Mode] to [Special Settings 1].
Normally, use the printer with [Special Print Mode] set to [Off]. Specify [Special Settings
1] only if the described problems occur.
Nothing Is Printed on the Paper
Multiple sheets of paper were fed at a time.
Cause
Solution 1 If you are using transparencies, labels, or coated paper, fan them thoroughly before loading
them.
Solution 2 Perform the following procedure in the printer driver.
1. Display the [Finishing] sheet.
2. Click [Advanced Settings].
3. Set [Special Print Mode] to [Special Settings 10].
Normally, use the printer with [Special Print Mode] set to [Off]. Specify [Special Settings
10] only if the described problems occur.
Paper Is Output in a Certain Color with Nothing Printed on It
The drum in any of the toner cartridges has deteriorated.
Cause 1
Solution Replace the toner cartridge with a new one.
"Replacing Toner Cartridges"
Cause 2 A problem has occurred inside the printer.
Solution When the
Alarm Indicator Is
Multiple Sheets of Paper Are Fed at a Time
(Alarm) indicator is on, perform the solution using the procedure in
On".
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