Operation and Maintenance
Revised 2015-12-04
3-11
N-Tron® 300 Series Hardware Guide
Section 3 Operation and Maintenance
Introduction
This section provides information on the N-Tron 300 series device ports and LED indicators function as well as
basic troubleshooting guidelines.
300 Series Ports and Indicators
The 300 series ports and LED indicators, and a description of their functions, are identified in the following figure
and
Table
3
.
Table 3.
Port/LED
Description
LNK
Link LED for Fiber Optic Ports
TX
Fiber Optic Transmit Ports
RX
Fiber Optic Receive Ports
ACT
Activity LED for Fiber Optic Ports
RJ45 Ports
Ports 1-4 Auto sensing 10/100BaseT Connections
Green LED lights when Power is connected
300 Series Front Panel
NOTE:
Each RJ45 data port has two LED’s for each connector. The lower LED indicates LINK sta-
tus, and the upper LED indicates ACTIVITY.
