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3150
3223
3224
3225
3354
3383
4201
4430
4460
4905
4906
4907
4908
4911
4918
4919
250
Code
Type
Meaning
Information
Maintenance necessary
Information
Skip stitch detection
Information
Bobbin rotation monitor
Information
SSD sensor is soiled
Information
Failure in thread trimmer
process
Information
Failure in with the motor
referencing process
Warning
Failure SD-Card
Warning
OP3000: Connection lost
Warning
OP7000 connection lost
Information
New machine is connected
Information
Information
Information
Information
Warning
Invalid update file
Warning
Reset failed
Troubleshooting
Remedial action
• For information on
maintenance of the
machine, see the service
instructions for the
machine
• -
• The bobbin is not rotating
• Check the bobbin,
advance the initial thread
• Use compressed air or a
soft cotton cloth to clean
the sensor
• Perform software update
• Check motor
• Perform software update
• Insert SD card
• Replace control
• Check connection to
OP3000
• Replace OP3000
• Replace control
• Check connection to
OP7000
• Replace OP7000
• Replace control
• New machine is
connected
• Set the class in the
Service menu
• Check machine ID port
• Reset or machine class
change necessary
• Reset or machine class
change necessary
• Reset necessary
• Reset necessary
• Contact DA Service
• Contact DA Service
Operating Instructions 550-D800 - 01.0 - 05/2023
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