8-30
Error code list
Error Error message Description Remedy
5471 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
Items to be checked:
(1) Check to see if there are strong
noise-generating object(s) in the surroundings.
(2) Reactivate the GTX to check to see if such
error occurs.
Electric components as candidate for replacement:
Ink supply circuit board, Ink control harness, and
Maintenance circuit board
5472 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5473 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5474 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5475 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5476 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
Items to be checked:
(1) Check to see if there are strong
noise-generating object(s) in the surroundings.
(2) Reactivate the GTX to check to see if such
error occurs.
Electric components as candidate for replacement:
Ink supply circuit board, Ink control harness, and
Maintenance circuit board
5477 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5478 [Machine Error]
It is a communication error
caused by the maintenance
unit (white) when reading by
ink sensor.
5491 [Machine Error]
It is an internal error of the
maintenance circuit board
firmware in the maintenance
unit (white).
(1) After reactivating the GTX, wait and see the
situation if it operates without any error.
(2) There is a possibility that this error occurred
collaterally after any other error had occurred.
Acquire the log file and use the GTX4 Service Tool
(View the DataLog -> Check Operation) to check
to see if another error occurs before or after this
error log.