Canon MultiPASS C755 Service Manual page 68

"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.
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.
NOTE
MultiPASS C755 Chapter 3: Maintenance & Service
3-17