Mitsubishi Electric MELSERVO-J4 MR-J4 A Series Instruction Manual page 242

8. TROUBLESHOOTING
Alarm code
CN1 CN1 CN1
No.
22 23 24
(Bit 2) (Bit 1) (Bit 0)
21 1 1 0
24 1 0 0
25 1 1 0
30 0 0 1
31 1 0 1
32 1 0 0
33 0 0 1
35 1 0 1
37 0 0 0
3A 0 0 0
45 0 1 1
46 0 1 1
Detail
Name
display
21.1
21.2
21.3
Encoder normal
communication error 2
21.5
21.6
21.9
24.1
Main circuit error
24.2
Absolute position erased 25.1
30.1
Regenerative error (Note
30.2
1)
30.3
Overspeed 31.1
32.1
32.2
Overcurrent
32.3
32.4
Overvoltage 33.1
Command frequency error 35.1
37.1
Parameter error
37.2
Inrush current suppression
3A.1
circuit error
Main circuit device
45.1
overheat (Note 1)
46.1
Servo motor overheat
46.5
(Note 1)
46.6
Detail name
Encoder data error 1
Encoder data update error
Encoder data waveform error
Encoder hardware error 1
Encoder hardware error 2
Encoder data error 2
Ground fault detected by hardware
detection circuit
Ground fault detected by software
detection function
Servo motor encoder - Absolute position
erased
Regeneration heat error
Regeneration signal error
Regeneration feedback signal error
Abnormal motor speed
Overcurrent detected at hardware
detection circuit (during operation)
Overcurrent detected at software
detection function (during operation)
Overcurrent detected at hardware
detection circuit (during a stop)
Overcurrent detected at software
detection function (during a stop)
Main circuit voltage error
Command frequency error
Parameter setting range error
Parameter combination error
Inrush current suppression circuit error
Main circuit device overheat error
Abnormal temperature of servo motor 1
Abnormal temperature of servo motor 3
Abnormal temperature of servo motor 4
8 - 3
Alarm deactivation
Press
the
Stop
"SET"
method
Alarm button Power
(Note 2,
reset on the off o
3) (RES) current n
alarm
screen
.
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB (Note (Note (Note
1) 1) 1)
DB
(Note (Note (Note
1) 1) 1)
DB
(Note (Note (Note
1) 1) 1)
SD
DB
DB
DB
DB
DB
SD
DB
DB
DB
SD
(Note (Note (Note
1) 1) 1)
SD
(Note (Note (Note
1) 1) 1)
DB
(Note (Note (Note
1) 1) 1)
DB
(Note (Note (Note
1) 1) 1)