Canon imageCLASS D780 Fax Manual

Also see for imageCLASS D760: Printer guide Setup instructions Reference guide Specification

Contents

8-4❚ Cannot receive a document manually.You may have disconnected the call by pressing Start or dialing the remote receiving ID after hanging upthe handset.• Always press Start or dial the remote receiving ID before hanging up the handset. Otherwise you willdisconnect the call.• When your telephone line uses rotary pulse, switch to tone dialing on your telephone before dialing 25 (theremote 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. (→ Reference Guide)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 topcover and scanning glass of their fax machine are clean.Error Correction Mode (ECM) may be disabled.• Make sure ECM is on. (→ p. 9-6)❚ Faxes do not print.The Cartridge may not be installed properly.• Make sure the Cartridge is installed properly. (→ Reference Guide)The Cartridge may need to be replaced.• Determine if the problem is with the Cartridge, and replace if necessary. (→ Reference Guide)No paper may be loaded in the cassette.• Make sure 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.• Error Correction Mode (ECM) sending/receiving should eliminate such problems. However, if the telephonelines 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 topcover and scanning glass of their fax machine are clean.❚ Cannot receive using Error Correction Mode (ECM).The other party’s fax machine may not support ECM.• If the other party’s fax machine does not support ECM, then the document is received in normal mode withouterror 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.• Lower the reception speed. (→ p. 9-4)The sending fax machine may not be functioning properly.• Call the sender and have them check that their fax machine is functioning properly.