Mitsubishi Electric MELSERVO-J4 MR-J4 A Series - Page 242

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