LZ2-B855E,B856E
184
16. TROUBLESHOOTING
16. FEHLERSUCHE
16. RESOLUTION DES PROBLEMES
16. LOCALIZACION DE AVERIAS
EE7
Display
Details
Cause
Malfunction of P-ROM or poor connection
Noise 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
EE8
Machine motor operating prob-
lem
Malfunction of synchronizer or harness
DIP switch 1-2 is set to ON
Incorrect pulley diameter
EE9
Panel input when power is
turned on
Power turned on while panel key was being pressed
Malfunction of panel circuit board or harness
FF1
Continuous operation
Sewing machine was operated continuously for 3 minutes or more
FF2
Overload
Load too great during sewing
FF3
Communication problem
between CPUs
Noise affecting transmission
Malfunction of control circuit board
FF4
Communication problem be-
tween CPUs
FF5
Communication problem be-
tween CPUs
Noise 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.
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