Troubleshooting; Alarms And Warning List - Mitsubishi Electric MR-J3-10B Instruction Manual

8. TROUBLESHOOTING

8. TROUBLESHOOTING
If an alarm/warning has occurred, refer to this chapter and remove its cause.

8.1 Alarms and warning list

When a fault occurs during operation, the corresponding alarm or warning is displayed. If any alarm or warning
has occurred, refer to Section 8.2 or 8.3 and take the appropriate action
After its cause has been removed, the alarm can be deactivated in any of the methods marked
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deactivation column.
Display
Undervoltage
10
Memory error1 (RAM)
12
13 Clock error
Memory error2
15
(EEP-ROM)
Encoder error1
16
(At power on)
17 Board error
Memory error3
19
(Flash-ROM)
1A Motor combination error
Encoder error2
20
Main circuit error
24
Absolute position erase
25
30 Regenerative error
31 Overspeed
Overcurrent
32
Overvoltage
33
Receive error1
34
Command frequency alarm
35
36 Receive error2
Parameter error
37
Main circuit device overheat
45
46 Servo motor overheat
Cooling fan alarm
47
50 Overload1
Overload2
51
52 Error excessive
USB communication time-
8A
out
8E USB communication error
Watchdog
888
Note1. Deactivate the alarm about 30 minutes of cooling time after removing the cause of occurrence.
2. In some controller communication status, the alarm factor may not be removed.
POINT
As soon as an alarm occurs, make the Servo off status and interrupt the main
circuit power.
Alarm deactivation
Name
Power Error
OFF ON reset
(Note1) (Note1)
(Note2)
(Note1) (Note1)
(Note1) (Note1)
(Note1) (Note1)
(Note1) (Note1)
Display
92 Open battry cable warning
Home position setting
96
error
Battery warning
9F
CPU Excessive regeneration
E0
reset warning
Overload warning 1
E1
Absolute position counter
E3
warning
Parameter warning
E4
Servo forced stop warning
E6
Cooling fan speed
E8
reduction warning
Main circuit off warning
E9
Controller forced stop
E7
warning
EC Overload warning 2
Output watt excess
ED
warning
(Note1)
(Note1)
(Note1)
(Note1)
(Note1)
8 - 1
in the alarm
Name