Canon Fax-L260i, Service Manual

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FAX-L260i Chapter 3: Maintenance & Service
• White vertical lines
Solutions: (1) Remove the toner cartridge and shake it lightly five or six times.
(2) Open the toner cartridge drum shutter and if there are vertical white lines on the
photosensitive drum, replace the toner cartridge.
(3) Check for foreign matter stuck in the LASER output hole on the LASER/scan-
ner section or the LASER input hole on the toner cartridge.
(4) Clean the face-up eject roller.
(5) Clean the fixing entrance guide.
(6) Replace the fixing ass’y.
(7) Replace the LASER/scanner section.
• White horizontal lines
Solutions:
(1) Replace the toner cartridge.
(2) Replace the fixing ass’y.
• Faulty registration
Solutions:
(1) Check if more than the regulation amount of paper is loaded in the sheet feeder.
(2) Clean the paper pickup roller.
(3) Replace the paper pickup roller.
(4) Check whether the paper edge sensor actuator is damaged or deformed.
(5) Replace the pickup solenoid.
(6) Replace the paper edge sensor.
(7) Replace the SCNT board.
• Distortion/BD signal failure
Solutions: (1) Check the connection between the LASER/scanner section and PCNT board
(J203) connector connections.
(2) Replace the LASER/scanner section.
(3) Replace the PCNT board.
• Partially compressed/stretched image
Solutions:
(1) Check for foreign matter between the toner cartridge gear and the drive gear.
(2) Check if the toner cartridge gear is broken.
(3) Replace the toner cartridge.
• Poor fixing
Solutions:
(1) If the marks are at intervals of approx. 75mm (2.95"), clean the fixing ass’y;if
they are at intervals of approx. 63mm (2.48"), clean the pressure roller.
(2) Replace the fixing ass’y.
(3) Replace the pressure roller.
(4) See the next page, and check the nip width of the fixing section. If it is not as
specified, replace the fixing pressure plate.