Mitsubishi Electric MELSERVO-J4 series, Instruction Manual

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8 TROUBLESHOOTING
8.2 Alarm list
285
8
65 Functional safety unit
connection error 65.1 Functional safety unit communication error 1 SD
  
65.2 Functional safety unit communication error 2 SD
  
65.3 Functional safety unit communication error 3 SD
  
65.4 Functional safety unit communication error 4 SD   
65.5 Functional safety unit communication error 5 SD
  
65.6 Functional safety unit communication error 6 SD
  
65.7 Functional safety unit communication error 7 SD
  
65.8 Functional safety unit shut-off signal error 1 DB   
65.9 Functional safety unit shut-off signal error 2 DB
  
66 Encoder initial communication
error (safety observation
function) 66.1 Encoder initial communication - Receive data error 1
(safety observation function) DB
  
66.2 Encoder initial communication - Receive data error 2
(safety observation function) DB
  
66.3 Encoder initial communication - Receive data error 3
(safety observation function) DB   
66.7 Encoder initial communication - Transmission data
error 1 (safety observation function) DB
  
66.9 Encoder initial communication - Process error 1
(safety observation function) DB
  
67 Encoder normal
communication error 1 (safety
observation function) 67.1 Encoder normal communication - Receive data error
1 (safety observation function) DB   
67.2 Encoder normal communication - Receive data error
2 (safety observation function) DB   
67.3 Encoder normal communication - Receive data error
3 (safety observation function) DB
  
67.4 Encoder normal communication - Receive data error
4 (safety observation function) DB
  
67.7 Encoder normal communication - Transmission data
error 1 (safety observation function) DB   
68 STO diagnosis error 68.1 Mismatched STO signal error DB   
69 Command error 69.1 Forward rotation-side software limit detection -
Command excess error SD
  
69.2 Reverse rotation-side software limit detection -
Command excess error SD
  
69.3 Forward rotation stroke end detection - Command
excess error SD   
69.4 Reverse rotation stroke end detection - Command
excess error SD   
69.5 Upper stroke limit detection - Command excess error SD
  
69.6 Lower stroke limit detection - Command excess error SD
  
70 Load-side encoder initial
communication error 1 70.1 Load-side encoder initial communication - Receive
data error 1 DB   
70.2 Load-side encoder initial communication - Receive
data error 2 DB   
70.3 Load-side encoder initial communication - Receive
data error 3 DB
  
70.4 Load-side encoder initial communication - Encoder
malfunction
*6
DB
  
70.5 Load-side encoder initial communication -
Transmission data error 1 DB   
70.6 Load-side encoder initial communication -
Transmission data error 2 DB   
No. Name Detail
No. Detail name Stop
method
*2*3
Alarm deactivation
Alarm
reset CPU
reset Cycling
the
power