YASKAWA SGD7S-1R9D Product Manual page 516

15.2 Alarm Displays
15.2.2 Troubleshooting Alarms
Alarm Code:
Alarm Name
E71 hex:
Safety Option
Module Detec-
tion Failure
E72 hex:
Feedback Option
Module Detec-
tion Failure
E74 hex:
Unsupported
Safety Option
Module Alarm
E75 hex:
Unsupported
Feedback Option
Module Alarm
EA0 hex:
Command-
Option IF Servo
Unit Initial Error
EA1 hex:
Command-
Option IF Memory
Check Error
15-36
Possible Cause
There is a faulty con- Check the connection
nection between the between the SERVO-
SERVOPACK and the PACK and the Safety
Safety Option Module. Option Module.
The Safety Option
Module was discon- –
nected.
A failure occurred in
the Safety Option –
Module.
A failure occurred in
–
the SERVOPACK.
There is a faulty con-
Check the connection
nection between the
between the SERVO-
SERVOPACK and the
PACK and the Feed-
Feedback Option
back Option Module.
Module.
The Feedback Option
Module was discon- –
nected.
A failure occurred in
the Feedback Option –
Module.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
the Safety Option –
Module.
An unsupported Refer to the manual for
Safety Option Module the connected Safety
was connected. Option Module.
A failure occurred in
the Feedback Option –
Module.
Refer to the catalog for
An unsupported
the connected Feed-
Feedback Option
back Option Module or
Module was con-
the SERVOPACK man-
nected.
ual.
A failure occurred in
–
the SERVOPACK.
A failure occurred in
–
the SERVOPACK.
Confirmation
Correctly connect the
Safety Option Module.
Execute Fn014 (Reset
Option Module Configura-
tion Error) from the Digital
Operator or SigmaWin+
and then turn the power
supply OFF and ON
again.
Replace the Safety Option
Module.
Replace the SERVO-
PACK.
Correctly connect the
Feedback Option Module.
Reset the Option Module
configuration error and
turn the power supply to
the SERVOPACK OFF and
ON again.
Replace the Feedback
Option Module.
Replace the SERVO-
PACK.
Replace the Safety Option
Module.
Connect a supported
Safety Option Module.
Replace the Safety Option
Module.
Connect a supported
Feedback Option Module.
Replace the SERVO-
PACK.
Replace the SERVO-
PACK.
Continued from previous page.
Correction Reference
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page 15-42
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page 15-42
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Continued on next page.