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Servo Motor Alarm Code No. 23 on Samsung Techwin SM321 SMT Machine

Alarm Contents: Motor encoder communication data trouble alarm.
Operating Condition: After control power is turned on While the motor is running.

Causes: Communication error due to the noise.
Measures:
Check the power input to the encoder. (+5V ± 5%)
Check the FG wiring.

Causes: Motor encoder cable connection error or failure.
Measures:Motor encoder cable check and change.

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