User Guide

EPS1/2 Product Description Installation
2-2
The top panel of the EPS has 7 LEDs. Table 2-1 explains their functions during normal
operation.
Table 2-1: LED Functionality
LED Function During Normal Operation
PWR Lights solid green to indicate that the unit has
power.
POLARITY Lights solid yellow to indicate that the 10BASE-T
cable is swapped.
GOOD LINK Lights solid green to indicate a working Ethernet
connection (either 10BASE-T or 10BASE2).
OK Lights green (blinks occasionally) to indicate the
unit is functioning properly.
NETWORK Blinks yellow to indicate Ethernet activity.
PARALLEL Blinks yellow to indicate parallel port activity.
SERIAL Blinks yellow to indicate serial port activity.