Troubleshooting
118 Operating Instructions 967 - 02.0 - 11/2016
1010 External synchronizer plug
(Sub-D, 9-pin) not
connected
• Connect cable of external
synchronizer to control,
use correct connection
(Sync)
• Only required for machines
with transmission!
1011 Encoder Z pulse missing • Switch off the control, use
handwheel to turn, and
switch on the control again
• If error is not corrected,
check encoder
1012 Synchronizer fault • Replace the synchronizer
1052 Sewing motor overcurrent,
internal current increase
>25 A
• Check selection of class
• Replace the control
• Replace sewing motor
• Replace the encoder
1053 Sewing motor overvoltage • Check selection of class
• Replace the control
1054 Internal short circuit • Replace the control
1055 Sewing motor overload • Eliminate stiff movement
in the sewing machine
• Replace the encoder
• Replace sewing motor
2101 DA stepper card 1
reference run timeout
• Check reference sensor
2103 DA stepper card 1 step
losses
• Check for stiff movement
2155 DA stepper card 1 overload • Check for stiff movement
2201 DA stepper card 2
reference run timeout
• Check reference sensor
Code Possible cause Remedial action
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