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5 - 3
5 Troubleshooting
CJ-series EtherCAT Slave Units Operation Manual (W541)
5
-1 Error No
tific
atio
n
an
d Ch
ecking
Meth
od
s
5
5-
1-2 H
ow to Check for Er
rors
Use the following methods to check the status of errors on the EtherCAT Slave Unit.
AL status
This status reports errors related to Ether-
CAT communications. The ETG-defined
method is used for the error detection and
error code.
When an error occurs, the error is
written to the AL status register to
notify the EtherCAT master.
Unit status, Slave status
The status of the EtherCAT Slave Unit allo-
cated to CIO Area is notified.
When an error occurs, the EtherCAT
Slave Unit notifies the CJ-series CPU
Unit.
Indicators
These are the indicators on the EtherCAT
Slave Unit.
---
5-1-2
How to Check for Errors
Checking method
Information provided
Checking the indicators
The indicators provide the status of the EtherCAT Slave Unit and the
level of the error.
Type of error notification
Overview
Notification method
EtherCAT master
Configuration Software:
• AL status
• Emergency message
CX-Programmer:
• Error log
CJ-series
CPU Unit
Indicators
Summary of Contents for CJ1W- ECT21
Page 1: ...Cat No W541 E1 02 OPERATION MANUAL SYSMAC CJ Series CJ1W ECT21 EtherCAT Slave Unit ...
Page 8: ...CONTENTS 6 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 30: ...Revision History 28 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 32: ...Sections in this Manual 30 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 148: ...Appendices A 34 CJ series EtherCAT Slave Units Operation Manual W541 ...
Page 149: ...I 1 I CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 152: ...I 4 CJ series EtherCAT Slave Units Operation Manual W541 Index ...
Page 153: ......