Mitsubishi A1SD75M3 User Manual page 626

14 TROUBLESHOOTING
Servo
Error
amplifier
code
LED display
Transfer error
2036 36
Command cable fault
2037 37 Parameter error
2045 45 Main circuit device overheat
2046 46 Servomotor overheat
Overload 1
2050 50 About 200% of overload current flew
continuously.
Overload 2
2051 51
Max. current flew for several seconds.
Name and definition
SSCNET cable is disconnected.
SSCNET cable fault.
Printed board fault
The terminal connector is disconnected.
1. Parameter data corrupted.
2. Parameter data mis-setting
1. Servo amplifier faulty (rated output exceeded).
2. Power ON/OFF repeated in overload state.
3. Cooling fault.
1. Servomotor overloaded.
2. Servomotor ambient temperature exceeded the operating
temperature of 40°C.
3. Thermal protector built in the encoder is faulty.
4. Cooling fan faulty.
1. Current exceeded the continuous output current of the servo
amplifier.
2. Servo system is instable to cause hunting.
3. Machine struck something.
4. Servomotor mis-wiring.
Servo amplifier terminals U, V, W do not match servomotor
terminals U, V, W.
5. Encoder faulty.
1. Machine struck something.
2. Servomotor mis-wiring.
Servo amplifier terminals U, V, W do not match servomotor
terminals U, V, W.
3. Servo system is instable to cause hunting.
4. Bus voltage in the servo amplifier low.
5. Encoder faulty.
14 - 38
MELSEC-A
Occurrence factor