User's Manual

UC-2100-W Series Hardware Hardware Introduction
UC-2116
2-4
LED Indicators
Refer to the following table for information about each LED.
LED Name Status Function
Power Green Power is on, and the device is functioning normally
Off Power is off
Ethernet Green Steady On: 10 Mbps Ethernet link
Blinking: Data transmission is in progress
Yellow Steady On: 100 Mbps Ethernet link
Blinking: Data transmission is in progress
Off Speed lower than 10 Mbps or the cable is not connected
Serial (Tx) Green Serial port is transmitting data
Off Serial port is not transmitting data
Serial (Rx) Yellow Serial port is receiving data
Off Serial port is not receiving data
User Green/Yellow User Programmable
LEDs that indicate the
Wireless signal strength
Yellow The number of glowing LEDs indicates the signal strength
3 LEDs: Excellent
2 LEDs: Good
1 LED: Poor
Off Wireless module not detected
CAN1/CAN2 (Tx)
(UC-2114/2116 only)
Green CAN port is transmitting data
Off CAN port is not transmitting data
CAN1/CAN2 (Rx)
(UC-2114/2116 only)
Green CAN port is receiving data
Off CAN port is not receiving data
Reset Button
The UC-2100-W is provided with a reset button, which is located on the side panel. To reboot the device, press
the reset button less than 1 second. Press and hold the reset button between 7 to 9 seconds to reset the device
to the factory default settings. When the reset button is held down, the User LED (the first signal LED on
UC-2104) will blink twice every second. The User LED will become steady when you hold the button
continuously for 7 to 9 seconds. Release the button within this period to load the factory default settings.