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8. TROUBLESHOOTING
8 - 1 Alarm and warning lists
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.
Alarms
Display
10
Undervoltage
11
Board error 1
12
Memory error 1
13
Clock error
15
Memory error 2
16
Encoder error 1
17
Board error 2
18
Board error 3
20
Encoder error 2
24
Ground fault
25
Absolute position erase
30
Regenerative error
31
Overspeed
32
Overcurrent
33
Overvoltage
34
CRC error
35
Command F T error
36
Transfer error
37
Parameter error
46
Servo motor overheat
50
Overload 1
51
Overload 2
52
Error excessive
8E
RS-232C error
88
Watchdog
Warnings
Name
8 - 1
Display
92
Open battery cable warning
96
Zero setting error
E0
Excessive regenerative load warning
E1
Overload warning
E3
Absolute position counter warning
E4
Parameter warning
E6
Servo emergency stop
E7
Controller emergency stop
E9
Main circuit off warning
Name
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