8.1 Alarm Displays
8.1.1 List of Alarms
8-7
8
Maintenance
A.E71
Safety Option Module
Detection Failure
Detection of the safety option module
failed.
Gr.1
No
H
L
L
A.E72
Feedback Option
Module Detection
Failure
Detection of the Feedback Option Mod-
ule failed.
Gr.1
No
A.E74
Unsupported Safety
Option Module
An unsupported safety option module
was connected.
Gr.1
No
A.E75
Unsupported Feed-
back Option Module
An unsupported feedback option module
was connected.
Gr.1
No
A.Eb1
Safety Function Sig-
nal Input Timing Error
An error occurred in the input timing of
the safety function signal.
Gr.1
No
A.EC8
Gate Drive Error 1
An error occurred in the gate drive circuit.
Gr.1
No
A.EC9
Gate Drive Error 2
An error occurred in the gate drive circuit.
Gr.1
No
A.EF9
INDEXER Alarm
An alarm occurred in the INDEXER.
Gr.1
Yes
H
L
H
A.F10
Power Supply Line
Open Phase
The voltage was low for more than one
second for phase R, S, or T when the
main power supply was ON.
Gr.2
Yes
A.F50
Servomotor Main Cir-
cuit Cable Disconnec-
tion
The Servomotor did not operate or power
was not supplied to the Servomotor even
though the /S-ON signal was input when
the Servomotor was ready to receive it.
Gr.1
Yes
FL-1
*
System Alarm
An internal program error occurred in the
SERVOPACK.
–
No
Invalid
FL-2
*
FL-3
*
FL-4
*
FL-5
*
FL-6
*
CPF00
Digital Operator Com-
munications Error 1
Communications were not possible
between the Digital Operator (model:
JUSP-OP05A-1-E) and the SERVOPACK
(e.g., a CPU error occurred).
–
No
CPF01
Digital Operator Com-
munications Error 2
*
These alarms are not stored in the alarm history. They are only displayed on the panel display.
Note: The A.Eb0, A.Eb2 to A.Eb9, and A.EC0 to A.EC2 alarms can occur when a Safety Module is connected. Refer to the fol-
lowing manual for details.
AC Servo Drive
Σ
-V-Series/
Σ
-V-Series for Large-Capacity Models/
Σ
-7-Series User’s Manual Safety Module (Manual No.: SIEP
C720829 06)
Continued from previous page.
Alarm
Number
Alarm Name
Alarm Meaning
Servo-
motor
Stop-
ping
Method
Alarm
Reset
Possi-
ble?
Alarm Code Output
/ALO1 /ALO2 /ALO3