Omron NX701-17 Series Troubleshooting Manual page 48

1 Overview of Errors
Indicators
EtherNet/IP
NET ERR
Checking with the Troubleshooting Function of Sysmac Studio
When an error occurs, you can connect the Sysmac Studio online to the Controller to check current
Controller errors and the log of past Controller errors.
 Current Errors
Open the Sysmac Studio's Controller Error Tab Page to check the current error's level, source,
source details, event name, event code, details, attached information 1 to 4, actions, and correc-
tions. Errors are not displayed for observations.
 Log of Past Errors
Open the Sysmac Studio's Controller Event Log Tab Page to check the times, levels, sources,
source details, event names, event codes, details, attached information 1 to 4, actions, and correc-
tions for previous errors.
Error logs from CJ-series Special Units are displayed on the Controller Event Log Tab Page.
Detailed information is not displayed. To check detailed information, use the event codes that are
displayed and refer to the error codes that are given in the manual for the relevant Unit. The relation-
ship between error codes and event codes is described in Details on Controller Events (Errors and
Information) under 1-3-1 Types of Non-fatal Errors.
Refer to the Sysmac Studio Version 1 Operation Manual (Cat. No. W504) for details on trouble-
shooting with the Sysmac Studio.
Checking with the Troubleshooter of an HMI
When an error occurs, if you can connect communications between an HMI and the Controller, you can
check current Controller errors and the log of past Controller errors.
To perform troubleshooting from an HMI, connect the HMI to the built-in EtherNet/IP port on the CPU
Unit.
Precautions for Correct Use Precautions for Correct Use
Refer to A-1 Applicable Range of the HMI Troubleshooter for the applicable range of the HMI
Troubleshooter.
 Current Errors
You can check the current error's event name, event code, level, source, source details, time,
details, and attached information 1 to 4.
Also, observations are not displayed as errors.
 Log of Past Errors
You can check the time, level, source, source details, event name, event code, details, attached
information 1 to 4 for past errors.
Refer to the relevant HMI manual for information on the HMI Troubleshooter.
1-20
Indicated status
EtherNet/IP Port Status
• Lit: Errors for which normal status cannot be recovered through user actions (i.e., errors
for which you must replace the CPU Unit or contact your OMRON representative).
• Flashing: Errors for which normal status can be recovered through user actions.
• No lit: There are no minor fault level or higher-level errors.
NJ/NX-series Troubleshooting Manual (W503)