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8. TROUBLESHOOTING
8 - 3
No. Name
Detail
number
Detail name
Stop
method
(Note 4,
5)
Alarm deactivation
Alarm
reset
CPU
reset
Cycling
the
power
Alarm
20
Encoder normal
communication error 1
20.1
Encoder normal communication - Receive data
error 1
EDB
20.2
Encoder normal communication - Receive data
error 2
EDB
20.3
Encoder normal communication - Receive data
error 3
EDB
20.5
Encoder normal communication - Transmission
data error 1
EDB
20.6
Encoder normal communication - Transmission
data error 2
EDB
20.7
Encoder normal communication - Transmission
data error 3
EDB
20.9
Encoder normal communication - Receive data
error 4
EDB
20.A
Encoder normal communication - Receive data
error 5
EDB
21
Encoder normal
communication error 2
21.1 Encoder data error 1 EDB
21.2 Encoder data update error EDB
21.3 Encoder data waveform error EDB
21.4 Encoder non-signal error EDB
21.5 Encoder hardware error 1 EDB
21.6 Encoder hardware error 2 EDB
21.9 Encoder data error 2 EDB
24 Main circuit error
24.1
Ground fault detected by hardware detection
circuit
DB
24.2
Ground fault detected by software detection
function
DB
25 Absolute position erased
25.1 Servo motor encoder - Absolute position erased DB
25.2
Scale measurement encoder - Absolute position
erased
DB
27
Initial magnetic pole
detection error
27.1 Magnetic pole detection - Abnormal termination DB
27.2 Magnetic pole detection - Time out error DB
27.3 Magnetic pole detection - Limit switch error DB
27.4 Magnetic pole detection - Estimated error DB
27.5
Magnetic pole detection - Position deviation
error
DB
27.6 Magnetic pole detection - Speed deviation error DB
27.7 Magnetic pole detection - Current error DB
28 Linear encoder error 2 28.1 Linear encoder - Environment error EDB
2A Linear encoder error 1
2A.1 Linear encoder error 1-1 EDB
2A.2 Linear encoder error 1-2 EDB
2A.3 Linear encoder error 1-3 EDB
2A.4 Linear encoder error 1-4 EDB
2A.5 Linear encoder error 1-5 EDB
2A.6 Linear encoder error 1-6 EDB
2A.7 Linear encoder error 1-7 EDB
2A.8 Linear encoder error 1-8 EDB
2B Encoder counter error
2B.1 Encoder counter error 1 EDB
2B.2 Encoder counter error 2 EDB
30 Regenerative error
30.1 Regeneration heat error DB
(Note 1)
(Note 1)
(Note 1)
30.2 Regeneration signal error DB
(Note 1)
(Note 1)
(Note 1)
30.3 Regeneration feedback signal error DB
(Note 1)
(Note 1)
(Note 1)
31 Overspeed 31.1 Abnormal motor speed SD