Troubleshooting
132 Service Instructions 867 - 04.0 - 10/2019
25.2.2 Error Messages
.
7801 Software version error
(DAC classic only; only the
functions of the DAC basic
will remain available)
• Software update
• Replace control
7802 Software update error (DAC
classic only; only the
functions of the DAC basic
will remain available)
• Software update
• Replace control
7803 Communication error (DAC
classic only; only the
functions of the DAC basic
will remain available)
• Restart of the control
• Software update
• Replace control
Code Type Meaning Remedial action
1000 Error Sewing motor encoder plug
(Sub-D, 9-pin) not connected
• Connect encoder cable to
the control, use correct
connection
1001 Error Sewing motor error:
Sewing motor plug (AMP) not
connected
• Check connection and
plug in, if necessary
• Test sewing motor phases
(R= 2.8 Ω, high
impedance to PE)
• Replace encoder
• Replace sewing motor
• Replace control
1002 Error Sewing motor insulation fault • Check sewing motor
phase and PE for low-
impedance connection
• Replace encoder
• Replace sewing motor
1004 Error Sewing motor error:
Incorrect sewing motor
direction of rotation
• Replace encoder
• Check plug assignment
and change, if necessary
• Check wiring in machine
distributor and change it, if
necessary
• Test sewing motor phases
and check for correct
value
1005 Error Sewing motor blocked • Eliminate stiff movement
in the machine
• Replace encoder
• Replace sewing motor
Code Type Remedial action