Connections and Wiring
10 NI-3101-SIG Signature Series NetLinx Integrated Controller
Configuration Port Connections and Wiring

The NI-3101 is equipped with a low-speed USB connection located on the rear of the unit. Use a

standard USB cable to establish a connection between the device and your PC's USB port. This

connection provides communication with the NetLinx Integrated Controller. From there, configure the

on-board Master as needed for your application.

Modes and Front Panel LED Blink Patterns

The following table lists the modes and blink patterns for the front panel LEDs associated with each

mode. These patterns are not evident until after the unit is powered.

Modes and LED Blink Patterns

LEDs and Blink Patterns
Mode Description
STATUS
(blue)
OUTPUT
(white)
INPUT
(white)
OS Start Starting the operating system (OS). On On On
Boot On-board Master is booting. On Off On
Contacting DHCP
server
On-board Master is contacting a DHCP
server for IP configuration information.
On Off Fast Blink
Unknown DHCP
server
On-board Master could not find the DHCP
server.
Fast Blink Off Off
Downloading Boot
firmware
Downloading Boot firmware to the Master’s
on-board flash memory.
Do not cycle power during this process!
Fast Blink Fast Blink Fast Blink
No program running Either no program is loaded, or the
program is disabled.
On Normal Normal
Normal On-board Master is functioning normally. 1 blink per
second
Indicates
activity
Indicates
activity