Canon C3500 user manual Print quality is poor

Problem Cause Solution

Print quality is poor	You may not be using the
	correct type of paper.

Be sure you are using paper that meets the paper requirements for the MultiPASS (see page A-1).

The print head may need to be cleaned.

The sending party may be having a problem.

Error correction (ECM) may be disabled.

Clean the print head (see page 9-8).

Make a copy on your MultiPASS. If the image is OK, then your MultiPASS is operating properly. Contact the other party and have them check their machine.

Make sure Error correction (ECM) is set to on in the Advanced: Receive fax dialog box of the Desktop Manager.

Faxes do not print	The BJ cartridge may not
	be installed correctly.

The print head may need cleaning.

The BJ cartridge may need to be replaced.

The MultiPASS may have a

BC-22e Photo or BC-29F

Neon BJ Cartridge installed.

Be sure to remove the orange tape from the BJ cartridge before you install it in the MultiPASS (see page 9-14).

Make sure the BJ cartridge is installed correctly (see page 9-11).

Clean the print head several times (see page 9-8).

Try another BJ cartridge.

Faxes will not print when these cartridges are installed. Replace the cartridge with a BC-21e Color or BC-20 Black BJ Cartridge.

Fax images print blotched	The telephone lines may
or uneven	be in poor condition, or
	you may have a bad
	connection.
	The other party’s fax may
	have a problem.

ECM sending/receiving should eliminate such problems. However, if the telephone lines are in poor condition, you may have to try again.

Remember, the sending fax usually determines document quality. Be sure the other party’s top cover and scanning glass are clean.

10-22 Troubleshooting Chapter 10