Troubleshooting Flowcharts; Flowchart To Check Operation Of Ny-Series Controller - Omron NY532-5400 Troubleshooting Manual

2 Error Troubleshooting Methods
2-1

Troubleshooting Flowcharts

This section provides basic error identification and troubleshooting flowcharts. Use them when an error
occurs in the NY-series Controller.
2-1-1

Flowchart to Check Operation of NY-series Controller

When an error occurs in the NY-series Controller, use the following flowchart to determine whether the
error is a fatal error or a non-fatal error.
For a non-fatal error, use the Sysmac Studio or an HMI to troubleshoot the error.
If you cannot go online from the Sysmac Studio, perform 2-4 Troubleshooting When You Cannot Go
Online from the Sysmac Studio before you assume that the error is a fatal error.
Error occurs.
Error message
displayed on monitor?
Not displayed.
PWR indicator (green)?
Lit.
Flashing.
ERR indicator (red)?
Lit.
RUN indicator (green)?
Not lit.
Communications
with Sysmac
Studio?
Possible.
A
2-2
Displayed.
Not lit.
Not lit.
RUN indicator (green)?
Not lit.
Communications
with Sysmac
Studio?
Flashing (at 2-s intervals
Possible.
or 0.5-s intervals)
Not possible.
A non-fatal error occurred. Refer to 2-3 Trou-
bleshooting Non-fatal Errors.
A fatal error occurred in the NY-series
Controller. Refer to 2-2 Troubleshooting
Fatal Errors.
Error during Industrial
PC System Boot
Power Supply Error
Flashing (2-s intervals)
for 30 s or longer
System Initialization Error
Not possible.
CPU Unit Reset
CPU Unit Error
NY-series Troubleshooting Manual (W564)