Mitsubishi Electric Melservo-J4 Instruction Manual page 26

Alarm Detail
No. Name No.
86 Network 86.1
communication
error
86.2
86.3
86.4
8A USB 8A.1
communication
time-out error/
serial
communication
time-out error/
Modbus RTU
8A.2
communication
time-out error
8D CC-Link IE 8D.1
communication
error
8D.2
8D.3
8D.5
8D.6
8D.7
8D.8
8D.9
8D.A
8E USB 8E.1
communication
error/serial
communication
error/Modbus
RTU
communication
8E.2
error
8E.3
1 TROUBLESHOOTING FOR SERVO AMPLIFIER (DRIVE UNIT)
24
1.2 Alarm list
Stop Alarm deactivation
method
Name Alarm
*2*3
reset

Network SD
communication
error 1

Network SD
communication
error 2

Network SD
communication
error 3

Network SD
communication
error 4
USB SD 
communication
time-out error/
serial
communication
time-out error
Modbus RTU SD 
communication
time-out error

CC-Link IE SD
communication
error 1

CC-Link IE SD
communication
error 2

Master station DB
setting error 1

Master station DB
setting error 2

CC-Link IE SD
communication
error 3

CC-Link IE SD
communication
error 4

CC-Link IE SD
communication
error 5

Synchronization SD
error 1

Synchronization SD
error 2
USB SD 
communication
receive error/
serial
communication
receive error

USB SD
communication
checksum error/
serial
communication
checksum error

USB SD
communication
character error/
serial
communication
character error
Process
ing
CPU Cycling
system
reset the
*9
power
  
  
  
  
  Common
  
  
  
  
  
  
  
  
  
  
  Common
 
Common
 
Common
*8
Stop Alarm code
system
ACD3 ACD2 ACD1
*9
(Bit 3) (Bit 2) (Bit 1)
   
   
   
   
All axes 0 0 0

   
   
   
   
   
   
   
   
   
All axes 0 0 0
All axes
All axes
ACD0
(Bit 0)




0









0