Omron NX701-17 Series Troubleshooting Manual page 55

 NJ-series CPU Units
Error occurs.
PWR indicator
(green)?
Lit.
Flashing.
ERROR indicator
(red)?
Lit.
RUN indicator (green)?
Communications with
Sysmac Studio?
A
NJ/NX-series Troubleshooting Manual (W503)
Not lit.
Not lit.
Communications with
Sysmac Studio?
Flashing.
Not lit.
Not possible.
Possible.
A non-fatal error occurred. Refer to 2-1-2
Troubleshooting Flowchart for Non-fatal
Errors.
2 Error Troubleshooting Methods
A fatal error occurred. Refer to 2-2
Troubleshooting Fatal Errors.
Power Supply Error
Not
possible.
CPU Unit Reset
Possible.
Incorrect Power Supply Unit Connected
CPU Unit Watchdog Timer Error
2
2-3