GRAPHTEC FC2250 - Error Messages

FC2250-UM-251-9370 9-14
9. TROUBLESHOOTING
9.3 Error Messages
Error Display Cause Verication item Solution
OVER CURRENT
POWER OFF THEN ON
POSITION ALARM
POWER OFF THEN ON
• The beeper sounds
• The PROMPT lamp ickers
Cutting conditions
do not suit the
cutting medium.
Cutting conditions Lower the cutting SPEED
and/or the cutting FORCE.
Movement of the
pen carriage is
being obstructed.
Is there anything blocking
the X or Y slider?
Turn off the plotter, remove
the obstacle, then turn the
plotter back on.
Excessive load is
causing the current
to the motor to
exceed the rated
value.
(1) Have the Y bar
retaining brackets
been removed?
No .....Remove the Y bar
retaining brackets.
Yes ....Verify item (2)
(2) Does the X or Y slider
move smoothly?
No .....Check and adjust the
X or Y belt tension
and X or Y motor belt
tension.
Yes ....Verify item (3).
(3) Is the X or Y exible
cable securely
connected?
No .....Connect it securely.
Yes ....Replace the X or
Y exible cable if
defective.
Home sensor
or sensor plate
adjustment.
(4) Is the X or Y home
sensor plate position
correct?
No .....Check and adjust the
X or Y home sensor
plate position.
Yes ....Verify item (5).
(5) Is the X or Y home
sensor position
correct?
No .....Check and adjust
the X-home sensor
position.
Yes ....Replace the X-home
sensor if defective.
Motor (6) Does the X-motor
turn smoothly?
No .....Replace the X-motor if
defective.
Yes ....Replace the main
board if defective.
SPEED ALARM
POWER OFF THEN ON
• The beeper sounds
• The PROMPT lamp ickers
The internal speed
control is faulty.
(1) Is the main servo
axes gain adjustment
correct?
No .....Adjust the main servo
axes gain.
Yes ....Verify item (2)
(2) Does the X or Y slider
move smoothly?
No .....Check and adjust the
X or Y belt tension
and X or Y motor belt
tension.
Yes ....Verify item (3).
(3) Is the X or Y exible
cable securely
connected?
No .....Connect it securely.
Yes ....Replace the X or
Y exible cable if
defective.