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13 Troubleshooting
NX-series EtherCAT Coupler Unit User’s Manual (W519)
13-3 Checking for Errors and Troubleshooting on the Sysmac Stu-
dio
13
13-3-2 Event Codes for Errors and Troubleshooting Procedures
Event name NX Unit Minor Fault Event code 35020000 hex
Meaning A minor fault was detected in an NX Unit.
Source EtherCAT Master Function Mod-
ule
Source details NX Unit Detection
timing
Continuously
Error
attributes
Level Minor fault Recovery Depends on the
error that
occurred.
Log category Depends on the
error that
occurred.
Effects
User program
Continues. Operation Depends on the error that occurred.
Sys-
tem-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
A minor fault level error occurred
in a Unit where an error was
detected.
This event is recorded in the event
log in the Communications Cou-
pler Unit.
Check the cause of the minor fault
in the NX Unit.
---
Attached
information
None
Precautions/
Remarks
None
Event name Mailbox Setting Error Event code 3504 0000 hex
Meaning An incorrect mailbox setting was detected for the Sync Manager. (AL-Status Code: 0016 hex)
Source EtherCAT Master Function Mod-
ule
Source details EtherCAT Cou-
pler Unit
Detection
timing
When moving
from Init state to
Pre-Operational
state.
Error
attributes
Level Minor fault Recovery Reset the
EtherCAT mas-
ter parameters.
Log category System
Effects
User program
Continues. Operation The Slave Terminal stops in Init state.
Sys-
tem-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
An incorrect mailbox setting was
detected for the Sync Manager.
Correct the mailbox setting and
then download the settings to the
EtherCAT master again.
Set the communications for the
Slave Terminal that are set in the
EtherCAT master according to the
ESI.
Attached
information
None
Precautions/
Remarks
None
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