Canon MP 700, Service Manual

Page: 78 / 150

4-13
MultiPASS MP730/MP700 Chapter 4: Maintenance and 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 SPCNT 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 SPCNT 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.
"CHECK PAPER SIZE"
Cause: The size of the paper loaded in the paper cassette is different from the paper size
set by user data.
Solution: Select a correct paper size by pressing Paper select key.
NOTE