Alarm Code No. 12 on Samsung SM321 SMT Machine

Alarm Contents: Servo-Amp control power. High voltage alarm.

1. Operating Condition: After supplying the control power
Causes:
X,Y Servo-Amp. regenerating resistor damage, disconnection
Servo-Amp. damaged
Measures:
Resistor reconnection
Resistor change
Servo-Amp. change

2. Operating Condition: During motor running
Causes:
X,Y Servo-Amp.regenerating resistor damage, disconnection
Servo-Amp. damaged
Measures:
Resistor reconnection
Resistor change
Servo-Amp. change