Mitsubishi Electric MELSERVO-J4 Instruction Manual page 107

6. TROUBLESHOOTING
Alarm code
No.
CN1 CN1 CN1
22 23 24
(Bit 2) (Bit 1) (Bit 0)
16 1 1 0
17 0 0 0
19 0 0 0
1A 1 1 0
1E 1 1 0
1F 1 1 0
20 1 1 0
21 1 1 0
Detail
Name
display
161 or Encoder initial communication -
less Receive data error 1
Encoder initial communication -
16.2
Receive data error 2
Encoder initial communication -
16.3
Receive data error 3
Encoder initial communication -
16.5
Transmission data error 1
Encoder initial communication -
16.6
Transmission data error 2
Encoder initial communication -
16.7
Encoder initial
Transmission data error 3
communication error
Encoder initial communication -
1
16.A
Process error 1
Encoder initial communication -
16.B
Process error 2
Encoder initial communication -
16.C
Process error 3
Encoder initial communication -
16.D
Process error 4
Encoder initial communication -
16.E
Process error 5
Encoder initial communication -
16.F
Process error 6
17.1 Board error 1
Board error 17.3 Board error 2
17.4 Board error 3
19.1 FLASH-ROM error 1
Memory error 3
(FLASH-ROM)
19.2 FLASH-ROM error 2
1A.1 Servo motor combination error
Servo motor
Servo motor control mode
combination error
1A.2
combination error
Encoder initial
1E.1 Encoder malfunction
communication error
1E.2 Load-side encoder malfunction
2
Encoder initial
1F.1 Incompatible encoder
communication error
1F.2 Incompatible load-side encoder
3
Encoder normal communication -
20.1
Receive data error 1
Encoder normal communication -
20.2
Receive data error 2
Encoder normal communication -
20.3
Receive data error 3
Encoder normal communication -
20.5
Encoder normal
Transmission data error 1
communication error
Encoder normal communication -
1
20.6
Transmission data error 2
Encoder normal communication -
20.7
Transmission data error 3
Encoder normal communication -
20.9
Receive data error 4
Encoder normal communication -
20.A
Receive data error 5
21.1 Encoder data error 1
21.2 Encoder data update error
21.3 Encoder data waveform error
Encoder normal
communication error
21.4 Encoder non-signal error
2
21.5 Encoder hardware error 1
21.6 Encoder hardware error 2
21.9 Encoder data error 2
method
Detail name
(Note 2,
6 - 2
Alarm deactivation
Stop
3)
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
DB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
EDB
Operation
mode