Troubleshooting Of Alarms - YASKAWA E-V Series User Manual

11.2 Troubleshooting of Alarms

Refer to the following table to identify the cause of an alarm and the action to be taken. Contact your Yaskawa
representative if the problem cannot be solved by the described corrective action.
Alarm
No.
Safety Option Module
A.E71
Detection Failure
Safety Option Module
A.E74
Nonsupport
Safety Option Module
A.E81
Unmatch
Safety Module: System
A.EB0
Malfunction
Safety Module:
A.EB2 Parameter Setting
Error
Alarm Name Cause
Faulty connection
between the SERVO-
PACK and Safety Option
Module.
The Safety Option Mod-
ule was removed.
A fault occurred in the
Safety Option Module.
A fault occurred in the
SERVOPACK.
A safety function jumper
connector is connected to
CN8.
A Safety Option Module
that is not supported by
the SERVOPACK has
been connected.
An error occurred in the
system of the Safety
Option Module.
A Safety Option Module
different from the one
used before has been con-
nected.
An error occurred in the
system of the Safety
Module.
The settings of the safety
functions do not conform
to the settings of the test
without motor function.
11.2 Troubleshooting of Alarms
Investigative Action Corrective Action
Check the connection
between the SERVO- Reconnect the Safety
PACK and Safety Option Option Module.
Module.
Execute Fn014 (Resetting
Configuration Error in
– Option Modules), and
turn the power OFF and
ON again.
Replace the Safety
–
Option Module.
Replace the SERVO-
–
PACK.
Make sure that the safety
Remove the safety func-
function jumper connec-
tion jumper connector
tor is not connected to
that is connected to CN8
CN8 in the SERVO-
in the SERVOPACK.
PACK.
• Install a Safety Option
• Check the model of the
Module that is sup-
Safety Option Module.
ported by the SERVO-
• Check for models of
PACK.
the Safety Option
• Replace the Safety
Module that are sup-
Option Module.
ported by the SERVO-
• Replace the SERVO-
PACK.
PACK.
Replace the Safety
–
Option Module.
• Execute Fn014 (Reset-
ting Configuration
Error in Option Mod-
ules), and turn the
Check the model of the
power OFF and ON
Safety Option Module.
again.
• Install the Safety
Option Module that
was connected before.
• Restart the system.
• Make improvements in
the EMC installation
environment.
–
• Replace the Safety
Module.
• Replace the SERVO-
PACK.
When the safety func-
tions are used:
Set Pn00C.0 (Selection
of Test without a
Motor) to 0.
Check the set values of
When the test without
Pc00 and Pn00C.
motor function is used:
Set digit 1 and digit 2
of Pc00 (Safety
Function Selection
Switch) to 0.
11-3