Monitoring Real-Time Connection and Signal Status
PWR (Power): This LED appears red when the power is turned on.
TXD (Transmit Data): It blinks in blue while data is being transmitted.
RXD (Receive Data): This LED blinks in blue while data is being received.
NET (Network): It blinks in green when a network connection is established.
LINK (User-Defined): This LED serves as a user-defined indicator.
RESET: This is the reset button for the device.