Brother MFC260C User Manual

4-40 Confidential
[ 2 ] "MACHINE ERROR 4F" error message
The error message "MACHINE ERROR 4F" appears if the head drive voltage drops from the high
to low level in an abnormally short period. The source of the problem is mainly the head/carriage
unit.
Check Possible causes Problems that may result
Head/carriage unit - The carriage-head flat cable is
disconnected from the carriage
PCB.
- Piezoelectric ceramic actuator
defective. (Cracks or rare short)
At the start of printing or head
cleaning operation, correct
voltage will not be applied to
the electrodes on the surface of
the piezoelectric ceramic
actuator (described in Chapter
3, Section 3.2.2.1).
Main PCB - A power failure when the
machine was in operation resulted
in a damaged part.
- The drive voltage and current
supplied are too low to drive the
head/carriage unit.
- Voltage detection circuit
defective.
Carriage PCB - Head power circuit insulation
failure.
The head drive voltage drops
from the high to low level in an
abnormally short period.
The head drive voltage
becomes too high or low.
[ 3 ] Ink-related problems
Problems of this nature may arise not only due to machine malfunction but also to the user's actions.
IMPORTANT: In many cases, the user fails to set ink cartridges in place.
Problems due to the user's actions
Check Possible causes Problems that may result
Ink cartridges - Ink cartridges are not inserted
fully into the ink refill ASSY.
- One or more of the ink cartridges
are not loaded.
- One or more of the ink cartridges
has run out of ink.
The machine will not be able to
print.

Brother MFC260C Specifications

General

Brand	Brother
Model	MFC260C
Category	Fax Machine
Language	English