8 - 1
8. TROUBLESHOOTING
8. TROUBLESHOOTING
POINT
As soon as an alarm occurs, make the Servo off status and interrupt the main
circuit power.
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 in the alarm
deactivation column.
Display
Name
Alarm deactivation
92
Open battry cable warning
96
Home position setting
error
9F
Battery warning
E0
Excessive regeneration
warning
E1
Overload warning 1
Display
Name
Power
OFF
ON
Error
reset
CPU
reset
E3
Absolute position counter
warning
10
Undervoltage
E4
Parameter warning
12
Memory error1 (RAM)
E6
Servo forced stop warning
13
Clock error
E8
Cooling fan speed
reduction warning
15
Memory error2
(EEP-ROM)
E9
Main circuit off warning
16
Encoder error1
(At power on)
E7
Controller forced stop
warning
17
Board error
EC
Overload warning 2
19
Memory error3
(Flash-ROM)
W
a
rni
ngs
ED
Output watt excess
warning
1A
Motor combination error
20
Encoder error2
24
Main circuit error
25
Absolute position erase
30
Regenerative error
(Note1)
(Note1)
(Note1)
31
Overspeed
32
Overcurrent
33
Overvoltage
34
Receive error1
(Note2)
35
Command frequency alarm
36
Receive error2
37
Parameter error
45
Main circuit device overheat
(Note1)
(Note1)
(Note1)
46
Servo motor overheat
(Note1)
(Note1)
(Note1)
47
Cooling fan alarm
50
Overload1
(Note1)
(Note1)
(Note1)
51
Overload2
(Note1)
(Note1)
(Note1)
52
Error excessive
8A
USB communication time-
out
8E
USB communication error
Ala
rms
888
Watchdog
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.
Summary of Contents for MR-J3-B
Page 13: ...A 12 MEMO ...
Page 41: ...2 6 2 INSTALLATION MEMO ...
Page 141: ...7 16 7 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Page 215: ...11 52 11 OPTIONS AND AUXILIARY EQUIPMENT MEMO ...