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LED Indicators—NPort 5100’s top panel has three LED indicators,
which are described in the following table.
Ready
Red
Steady on: Power is on and NPort is booting
up.
Blinking: Indicates an IP conflict, or DHCP or
BOOTP server is not responding properly.
Steady on: Power is on and NPort is functioning
normally.
Blinking: The NPort has been located by NPort
Administrator’s Location function
Power is off, or power error condition exists.
10 Mbps Ethernet connection.
100 Mbps Ethernet connection.
Ethernet cable is disconnected, or has a short.
Serial port is receiving data.
Serial port is transmitting data.
No data is being transmitted or received
through the serial port.
Adjustable pull high/low resistor for RS-422/485 (150
KΩ or 1 KΩ)
Jumpers are used to set the pull
high/low resistor values. The default is
150 KΩ. Short the jumpers to set this
value to 1 KΩ. Do not use the KΩ setting
with RS
-232 mode, since doing so will
on distance.
Hardware Installation Information
STEP 1: After removing the NPort 5100 device server from the box,
connect the NPort 5100 device server to a network. Use a standard
straight-through Ethernet cable to connect to a hub or switch. When
setting up or testing the NPort 5100 device server, you might find it
convenient to connect directly to your computer’s Ethernet port. In this
case, use a cross-over Ethernet cable.
STEP 2: Connect the NPort 5100 device server’s serial port to a serial
device.
STEP 3: Connect the power adaptor.
STEP 4: Placement options
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