Error Code List - JUKI DDL-8100B-7 Series Instruction Manual

9. Error code list

Error Code
E1 Power Module is faulty.
Abnormal over current or voltage.
Resistor is damaged or F1 fuse is blown.
E2 1）When power on, detected main voltage too
low
2）Connect the wrong voltage, too low.
E3 Operation Box linked to CPU interface had com-
munication error.
E5 Faulty connection of the pedal sensor
E7 a) Bad connection at the motor connector.
b) Synchronizer signal error
c) Machine locked or object stuck in the motor
pulley.
d) Sewing material is too thick.
e) Module output is abnormal.
E8 Manual Back-Tacking lasts for 15 sec.
E9 Synchronizer signal error.
E11 Auto Needle Up is malfunction as power on.
E12 Power is turned on without the synchronizer
signal.
E13 Overheat Protection f or Power Module
E14 Encoder signal error.
E15 Abnormal over current protection for Power
Module.
E16 Trimmer switch error.
E17 Machine head switch error.
Problem
– 32 –
STATUS / MEASUREMENT
System will be shut down until the power resets on.
Please check the power board in detail.
Motor and machine will be shutting down. Please check
the AC power. (Too low)
Please check the main pc board.
Motor and machine will be shutting down. Please check
the operation box.
Check whether the pedal sensor connector is securely
connected.
System will be shut down until the power resets on.
Please check the motor connectors, synchronizer situa-
tion and machine situation.
System will be shut down until the power resets on.
Please check the positioning signal or the condition of
pulley.
Motor still can run, but it automatically starts the clutch
mode. All constant-stitch sewing pattern and trimmer /
wiper function is invalid. Please check the synchronizer.
Motor still can run, but it automatically starts the clutch
mode. All constant-stitch sewing pattern and trimmer /
wiper function is invalid. Please check the synchronizer.
Please check the connection between power module
and heat sink.
Please check the encoder signal or change the encoder.
System will be shut down until the power resets on. Please
check the power board in detail.
Please check the trimmer switch whether turn in the
correct position.
Please check if the machine head whether raised or if the
machine head switch is damaged.