Canon SmartBase MPC400 Service Manual page 97

SmartBase MPC600F/MPC400 Chapter 4: 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.
Solution: 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.
Solution:
Replace the carriage motor.
Home position error
Cause:
Foreign body in carriage section.
Solution: Open flatbed ass'y, and remove foreign body.
Cause:
Loose carriage belt.
Solution: Replace carriage belt.
Cause:
Guide frame home position detection tabs is damaged or bent parts.
Solution: Replace the damaged or bent parts.
Cause:
Carriage motor does not work.
Solution: (1) Switch power OFF/ON.
(2) Replace carriage motor.
Cause:
The position of the carriage cannot be detected (due to smears on the carriage
encoder film or PCNT board failure).
Solution:
(1) Switch power off/on.
(2) Wipe the carriage encoder film with a cloth soaked with alcohol.
(3) Replace the carriage encoder film.
(4) 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
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