Canon MultiPASS C755 Service Manual - Page 68
CARTRIDGE JAMMED, Printing position correction failed, Cause, Countermeasure, Home position error
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MultiPASS C755 Chapter 3: Maintenance & Service "CARTRIDGE JAMMED" Printing position correction failed Cause: Carriage movement prevented by one of the following. Damaged shaft. Parts deformed. (Carriage or guide frame) Insufficient grease. Countermeasure: Replace the shaft. Replace the deformed parts. Apply more grease. Cause: Bi-directional print displacement correction failed because the carriage motor is out of step, or some similar reason. Countermeasure: Replace the carriage motor. Home position error Cause: Foreign body in carriage section. Countermeasure: Open printer cover, and remove foreign body. Cause: Loose carriage belt. Countermeasure: Replace carriage belt. Cause: Guide frame home position detection tabs is damaged or bent parts. Countermeasure: Replace the damaged or bent parts. Cause: Carriage motor does not work. Countermeasure: (1) Switch power OFF/ON. (2) Replace carriage motor. Cause: Carriage position cannot be detected. (Home position sensor breakdown, or BJ controller malfunction) Countermeasure: (1) Switch power OFF/ON. (2) Replace carriage cable with one that has a home position sensor attached. (3) Replace the PCNT board. NOTE This error message means the same as service error codes ##338 and ##340. When this error occurs in this model, it is not treated as a service error, but as a user error, and the error message is displayed. 3-17