Brother GTX-4 Service Manual page 435

Error Error message
5311 [Machine Error]
5312 [Machine Error]
5313 [Machine Error]
5314 [Machine Error]
5320 [Machine Error]
5321 [Machine Error]
Description
The error in communication
with the main circuit board
was detected by the
maintenance unit (color).
The error in communication
with the main circuit board
was detected by the
maintenance unit (color).
The error in communication
with the main circuit board
was detected by the
maintenance unit (color).
The error in communication
with the main circuit board
was detected by the
maintenance unit (color).
It is an internal error related to
the maintenance cam control
occurred in the maintenance
unit (color).
It is a maintenance cam drive
error caused by the
maintenance unit (color).
8-18
Remedy
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:
Maintenance circuit board, Maintenance control
harness, Maintenance communication harness,
and Main circuit board
(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.
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.
(3) Check to see if the maintenance cam motor on
the color side rotates when such error occurs.
(4) Check to see if any grease, ink, cleaning
solution, etc. adhere to the peripheral of the
maintenance C pump sensor assy.
(5) Check to see if any ink, cleaning solution, etc.
adhere to the maintenance circuit board.
Electric components as candidate for replacement:
Maintenance pulse motor, Maintenance C pump
sensor assy, and Maintenance circuit board
Error code list