Mitsubishi Electric MELSERVO-J4 Instruction Manual page 343

8. TROUBLESHOOTING
No. Name
Servo control error
(for linear servo motor and
direct drive motor)
42
Fully closed loop control error
(for fully closed loop control)
45 Main circuit device overheat
46 Servo motor overheat
47 Cooling fan error
50 Overload 1
51 Overload 2
52 Error excessive
54 Oscillation detection
56 Forced stop error
Detail
Detail name
No.
42.1 Servo control error by position deviation
42.2 Servo control error by speed deviation
42.3 Servo control error by torque/thrust deviation
42.8 Fully closed loop control error by position deviation
42.9 Fully closed loop control error by speed deviation
Fully closed loop control error by position deviation
42.A
during command stop
45.1 Main circuit device overheat error 1
45.2 Main circuit device overheat error 2
46.1 Abnormal temperature of servo motor 1
46.2 Abnormal temperature of servo motor 2
46.3 Thermistor disconnected error
46.4 Thermistor circuit error
46.5 Abnormal temperature of servo motor 3
46.6 Abnormal temperature of servo motor 4
47.1 Cooling fan stop error
47.2 Cooling fan speed reduction error
50.1 Thermal overload error 1 during operation
50.2 Thermal overload error 2 during operation
50.3 Thermal overload error 4 during operation
50.4 Thermal overload error 1 during a stop
50.5 Thermal overload error 2 during a stop
50.6 Thermal overload error 4 during a stop
51.1 Thermal overload error 3 during operation
51.2 Thermal overload error 3 during a stop
52.1 Excess droop pulse 1
52.3 Excess droop pulse 2
52.4 Error excessive during 0 torque limit
52.5 Excess droop pulse 3
54.1 Oscillation detection error
56.2 Over speed during forced stop
56.3 Estimated distance over during forced stop
8 - 4
Alarm
Alarm code
Stop
deactivation
method
CN1
Cycling
(Note Alarm
the 22
2, 3) reset
power
(Bit 2)
EDB (Note 4)
EDB (Note 4)
EDB (Note 4)
1
EDB (Note 4)
EDB (Note 4)
EDB (Note 4)
SD
(Note 1) (Note 1)
0
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
0
SD
(Note 1) (Note 1)
DB
(Note 1) (Note 1)
DB
(Note 1) (Note 1)
SD
0
SD
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
0
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
SD
(Note 1) (Note 1)
DB
(Note 1) (Note 1)
0
DB
(Note 1) (Note 1)
SD
SD
1
SD
EDB
EDB 0
EDB
1
EDB
CN1 CN1
23 24
(Bit 1) (Bit 0)
1 0
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 0