Mitsubishi Electric MELSERVO-J4 MR-J4 A Series Instruction Manual page 241

8. TROUBLESHOOTING
Alarm code
CN1 CN1 CN1
No.
22 23 24
(Bit 2) (Bit 1) (Bit 0)
16 1 1 0
17 0 0 0
19 0 0 0
1A 1 1 0
1E 1 1 0
1F 1 1 0
20 1 1 0
Detail
Name
display
16.1
16.2
16.3
16.5
16.6
16.7
Encoder initial
communication error 1
16.A
16.B
16.C
16.D
16.E
16.F
17.1
Board error 17.3
17.4
19.1
Memory error 3 (Flash-
ROM)
19.2
Servo motor combination
1A.1
error
Encoder initial
1E.1
communication error 2
Encoder initial
1F.1
communication error 3
20.1
20.2
20.3
20.5
Encoder normal
communication error 1
20.6
20.7
20.9
20.A
Detail name
Encoder initial communication - Receive
data error 1
Encoder initial communication - Receive
data error 2
Encoder initial communication - Receive
data error 3
Encoder initial communication -
Transmission data error 1
Encoder initial communication -
Transmission data error 2
Encoder initial communication -
Transmission data error 3
Encoder initial communication - Process
error 1
Encoder initial communication - Process
error 2
Encoder initial communication - Process
error 3
Encoder initial communication - Process
error 4
Encoder initial communication - Process
error 5
Encoder initial communication - Process
error 6
Board error 1
Board error 2
Board error 3
Flash-ROM error 1
Flash-ROM error 2
Servo motor combination error
Encoder malfunction
Incompatible encoder
Encoder normal communication - Receive
data error 1
Encoder normal communication - Receive
data error 2
Encoder normal communication - Receive
data error 3
Encoder normal communication -
Transmission data error 1
Encoder normal communication -
Transmission data error 2
Encoder normal communication -
Transmission data error 3
Encoder normal communication - Receive
data error 4
Encoder normal communication - Receive
data error 5
8 - 2
Alarm deactivation
Press
the
Stop
"SET"
method
Alarm button Power
(Note 2,
reset on the off o
3) (RES) current n
alarm
screen
.
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