
Schematic
LED Indicators
NPort 4511’s top panel contains three LED indicators, as described in the following table.
LED Name LED Color
LED Function
red
Power is on
PWR
off
Power is off, or power error condition exists
orange
10 Mbps Ethernet connection
green
100 Mbps Ethernet connection
Link
off
Ethernet cable is disconnected, or has a short
green
NPort 4511 system is ready
Ready
off
NPort 4511 has malfunctioned (if PWR LED is on)
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