Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 284

No. Name
17 Board error
19 Memory error 3 (Flash-ROM)
1A Servo motor combination
error
1B Converter error
1E Encoder initial communication
error 2
1F Encoder initial communication
error 3
20 Encoder normal
communication error 1
21 Encoder normal
communication error 2
24 Main circuit error
25 Absolute position erased
8 TROUBLESHOOTING
282
8.2 Alarm list
Detail Detail name
No.
17.1 Board error 1
17.3 Board error 2
17.4 Board error 3
17.5 Board error 4
17.6 Board error 5
17.7 Board error 7
*6
17.8 Board error 6
17.9 Board error 8
19.1 Flash-ROM error 1
19.2 Flash-ROM error 2
19.3 Flash-ROM error 3
1A.1 Servo motor combination error 1
1A.2 Servo motor control mode combination error
1A.4 Servo motor combination error 2
1B.1 Converter unit error
1E.1 Encoder malfunction
1E.2 Load-side encoder malfunction
1F.1 Incompatible encoder
1F.2 Incompatible load-side encoder
20.1 Encoder normal communication - Receive data error
1
20.2 Encoder normal communication - Receive data error
2
20.3 Encoder normal communication - Receive data error
3
20.5 Encoder normal communication - Transmission data
error 1
20.6 Encoder normal communication - Transmission data
error 2
20.7 Encoder normal communication - Transmission data
error 3
20.9 Encoder normal communication - Receive data error
4
20.A Encoder normal communication - Receive data error
5
21.1 Encoder data error 1
21.2 Encoder data update error
21.3 Encoder data waveform error
21.4 Encoder non-signal error
21.5 Encoder hardware error 1
21.6 Encoder hardware error 2
21.9 Encoder data error 2
24.1 Ground fault detected by hardware detection circuit
24.2 Ground fault detected by software detection function
25.1 Servo motor encoder - Absolute position erased
25.2 Scale measurement encoder - Absolute position
erased
Stop Alarm deactivation
method
Alarm CPU
*2*3
reset reset
 
DB
 
DB
 
DB
 
DB
DB  
 
DB
EDB  
 
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
 
DB
 
DB
 
DB
DB  
Cycling
the
power





































