Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 288

No. Name
70 Load-side encoder initial
communication error 1
71 Load-side encoder normal
communication error 1
72 Load-side encoder normal
communication error 2
74 Option card error 1
75 Option card error 2
79 Functional safety unit
diagnosis error
8 TROUBLESHOOTING
286
8.2 Alarm list
Detail Detail name
No.
70.7 Load-side encoder initial communication -
Transmission data error 3
70.8 Load-side encoder initial communication -
*6
Incompatible encoder
70.A Load-side encoder initial communication - Process
error 1
70.B Load-side encoder initial communication - Process
error 2
70.C Load-side encoder initial communication - Process
error 3
70.D Load-side encoder initial communication - Process
error 4
70.E Load-side encoder initial communication - Process
error 5
70.F Load-side encoder initial communication - Process
error 6
71.1 Load-side encoder normal communication - Receive
data error 1
71.2 Load-side encoder normal communication - Receive
data error 2
71.3 Load-side encoder normal communication - Receive
data error 3
71.5 Load-side encoder normal communication -
Transmission data error 1
71.6 Load-side encoder normal communication -
Transmission data error 2
71.7 Load-side encoder normal communication -
Transmission data error 3
71.9 Load-side encoder normal communication - Receive
data error 4
71.A Load-side encoder normal communication - Receive
data error 5
72.1 Load-side encoder data error 1
72.2 Load-side encoder data update error
72.3 Load-side encoder data waveform error
72.4 Load-side encoder non-signal error
72.5 Load-side encoder hardware error 1
72.6 Load-side encoder hardware error 2
72.9 Load-side encoder data error 2
74.1 Option card error 1
74.2 Option card error 2
74.3 Option card error 3
74.4 Option card error 4
74.5 Option card error 5
75.3 Option card connection error
75.4 Option card disconnected
79.1 Functional safety unit power voltage error
79.2 Functional safety unit internal error
79.3 Abnormal temperature of functional safety unit
79.4 Servo amplifier error
79.5 Input device error
79.6 Output device error
79.7 Mismatched input signal error
79.8 Position feedback fixing error
Stop Alarm deactivation
method
Alarm CPU
*2*3
reset reset
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DB
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DB
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EDB
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EDB
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EDB
EDB  
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EDB
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EDB
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EDB
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EDB
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EDB
DB  
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DB
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DB  
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DB
*7
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SD
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SD
SD  
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SD
DB  
Cycling
the
power
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