210
ZE-855A,856A
16. TROUBLESHOOTING
16. FEHLERSUCHE
16. RESOLUTION DES PROBLEMES
16. LOCALIZACION DE AVERIAS
Display
Details
Cause
Malfunction of P-ROM or poor connection
Interference affecting transmission
Malfunction of control circuit board
Panel input when power is turned
on
Power turned on while panel key was being pressed
Malfunction of panel circuit board or harness
Machine motor operating prob-
lem
Malfunction of synchronizer or harness
DIP switch 1-2 is set to ON
Incorrect pulley diameter
Panel input when power is
turned on
Power turned on while panel key was being pressed
Malfunctiona of panel circuit board or harness
Continuous operation
Sewing machine was operated continuously for 3 minutes or more
Overload
Load too great during sewing
Communication problem
between CPUs
Interference affecting transmission
Malfunction of control circuit board
Communication problem be-
tween CPUs
Communication problem be-
tween CPUs
Interference affecting transmission
Malfunction of control circuit board
Note:
If any error codes which are not listed above are displayed, or if you notice any incorrect operations or strange
sounds or smells when using the sewing machine, turn off the power immediately and contact the place of
purchase.
Power turned on when treadle was depressed forward
Power turned on when treadle was depressed backward
Power turned on while actuator was being pressed
Malfunction of treadle unit or harness
Starting input when power
turned on (see note)
Note:
AAAA
: In this case, when the cause of the problem is eliminated (for example, the treadle is returned to neutral),
AA AA
will appear on the LED display. Turn the power off and then back on again.
Blown solenoid fuse
Malfunction of solenoid or harness
Malfunction of control circuit board
Incorrect fuse rating