3-1-3
Operation Status Indicators
CPU Unit Status Indicators
There are the indicators to show the operation status of CPU Unit in the center of the front side of the
CPU Unit.
CPU Unit
status indicators
Built-in EtherNet/IP
status indicators
Built-in EtherCA
T
status indicators
l
CPU Unit Status Indicators
These indicators show the main operation status of the CPU Unit.
The following table describes these indicators.
Indicator Color Status Meaning
POWER Green Lit. Power is ON.
Not lit. Power is not ON. Or, the power supply voltage is outside the allowable
voltage range.
3 Configuration Units
3-7
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
3-1 CPU Units
3
3-1-3 Operation Status Indicators