Canon imageCLASS D880 Fax Manual page 66

❚ Cannot receive a document manually.
You may have disconnected the call by pressing Start or dialing the remote receiving ID after hanging up
the handset.
• Always press Start or dial the remote receiving ID before hanging up the handset. Otherwise, you will
disconnect the call.
• When your telephone line uses rotary pulse dialing, switch to tone dialing on your telephone before dialing 25
(the remote receiving ID).
❚ Print quality is poor.
You may not be using the correct type of paper.
• Make sure you load paper that meets the paper requirements for the machine. (→ Basic Guide)
The sending fax machine may not be functioning properly.
• The sending fax machine usually determines the fax's quality. Call the sender and ask them to ensure the top
cover and scanning glass on their fax machine are clean.
ECM (Error Correction Mode) may be disabled.
• Make sure that ECM is on. (→ p. 9-6)
❚ Faxes do not print.
The Cartridge may not be installed properly.
• Make sure that the Cartridge is installed properly. (→ Basic Guide)
The Cartridge may need to be replaced.
• Determine if the problem is with the Cartridge, and replace it if necessary. (→ Basic Guide)
No paper may be loaded in the cassette.
• Make sure that paper is loaded in the cassette. (→ Set-up Instructions)
❚ Faxed images are blotched or uneven.
The telephone lines may be in poor condition, or you may have a bad connection.
• ECM (Error Correction Mode) sending/receiving should eliminate such problems. However, if the telephone
lines are in poor condition, you may have to try again.
The sending fax machine may not be functioning properly.
• The sending fax machine usually determines the fax's quality. Call the sender and have them make sure the top
cover and scanning glass of their fax machine are clean.
❚ Cannot receive using ECM (Error Correction Mode).
The other party's fax machine may not support ECM.
• If the other party's fax machine does not support ECM, the document will be received in the normal mode
without error checking.
ECM may be disabled.
• Make sure ECM is on. (→ p. 9-6)
❚ Errors occur frequently while receiving.
The telephone lines may be in poor condition, or you may have a bad connection.
• Slow down the reception speed. (→ p. 9-4)
The sending fax machine may not be functioning properly.
• Call the sender and ask them to check that their fax machine is functioning properly.
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