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13-8 Error Notifications Based on the AL
Status
This status reports errors related to EtherCAT communications.
13-8-1 Procedure for Checking AL Status Codes
The AL status is reported as attached information for the Slave Application Error event (84280000 hex).
Use the troubleshooting functions on the Sysmac Studio to check the code that is displayed for
Attached information 1 in the Slave Application Error. Refer to13-8-2 AL Status Codes on page 13-47 to
troubleshoot the error identified by the AL status code.
13-8-2 AL Status Codes
AL status
Status name
code (hex)
0001
State Transition
Impossible
0011
Illegal State Transi-
tion Request
Received
0012
Error State Transi-
tion Received
0014
Slave Unit Verifica-
tion Error
0016
Mailbox Setting
Error
NX-series EtherCAT Coupler Unit User's Manual (W519)
Error log
Contents
record
The number of
Not saved.
received state tran-
sition requests
exceeded the limit
set by the applica-
tion.
An incorrect state
Not saved.
transition request
was received.
An unclear state
Not saved.
transition request
was received.
The non-volatile
Not saved.
memory for SII back-
ups does not match
the information in
the SII (VendorID,
ProductCode, Revi-
sionNo, and Serial
No.).
An incorrect mail-
Not saved.
box setting was
detected for the
Sync Manager.
13 Troubleshooting
Notifica-
tion to
Corrective action
EtherCAT
master
Possible.
An error occurred in the EtherCAT
Slave Terminal. Check the event log.
Possible.
Change the status correctly.
Possible.
Change the status correctly.
Possible.
Cycle the power supply.
If the error still occurs, replace the
Communications Coupler Unit.
Possible.
Correct the settings, and then down-
load the settings to the EtherCAT
master again.
13
13 - 47
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Table of Contents
Troubleshooting
