Yaskawa Sigma-5 User Manual: Design and Maintenance - Rotary Motors MECHATROLINK-III Communications Reference User Manual
Page 317

9.1 Alarm Displays
9-21
9
Trou
blesh
ooting
A.E63:
MECHATROLINK
Synchronization
Frame Not Received
Alarm
MECHATROLINK wiring is
incorrect.
Check the MECHATROLINK wir-
ings.
Correct the MECHATROLINK wir-
ing.
MECHATROLINK data recep-
tion error occurred due to noise
interference.
−
Take measures against noise. Check
the MECHATROLINK communi-
cations cable and FG wiring and
take measures such as adding ferrite
core on the MECHATROLINK
communications cable.
A SERVOPACK fault occurred.
−
Turn the power supply OFF and
then ON again. If the alarm still
occurs, the SERVOPACK may be
faulty. Replace the SERVOPACK.
A.E71:
Safety Option Module
Detection Failure
The connection between the
SERVOPACK and the safety
option module is faulty.
Check the connection between the
SERVOPACK and the safety option
module.
Correctly connect the safety option
module.
The safety option module was
disconnected.
–
Execute Fn014 (Resetting configu-
ration error of option module) with
using the digital operator or Sig-
maWin+ and turn the power supply
OFF and then ON again.
A safety option module fault
occurred.
–
Replace the safety option module.
A SERVOPACK fault occurred.
–
Replace the SERVOPACK.
A.E72:
Feedback Option
Module Detection
Failure
The connection between the
SERVOPACK and the Feedback
Option Module is Faulty.
Check the connection between the
SERVOPACK and the Feedback
Option Module.
Correctly connect the Feedback
Option Module.
The Feedback Option Module
was disconnected.
−
Execute resetting configuration
error in option modules (Fn014) and
turn the power supply OFF and then
ON again.
A Feedback Option Module fault
occurred.
−
Replace the Feedback Option Mod-
ule.
A SERVOPACK fault occurred.
−
Replace the SERVOPACK.
A.E74:
Unsupported Safety
Option Module
A safety option module fault
occurred.
−
Replace the safety option module.
A unsupported safety option
module was connected.
Refer to the catalog of the con-
nected safety option module.
Connect a compatible safety option
module.
A.E75:
Unsupported Feed-
back Option Module
A feedback option module fault
occurred.
−
Replace the feedback option mod-
ule.
A unsupported feedback option
module was connected.
Refer to the catalog of the con-
nected feedback option module or
the manual of the SERVOPACK.
Connect a compatible feedback
option module.
A.EA2:
DRV Alarm 2
(SERVOPACK WDT
error)
MECHATROLINK transmission
cycle fluctuated.
Check the MECHATROLINK
transmission cycle setting.
Remove the cause of transmission
cycle fluctuation at host controller.
A SERVOPACK fault occurred.
−
Turn the power supply OFF and
then ON again. If the alarm still
occurs, the SERVOPACK may be
faulty. Replace the SERVOPACK.
(cont’d)
Alarm Number:
Alarm Name
(Alarm Description)
Cause
Investigative Actions
Corrective Actions