3
Equinox ESP 10/100 Serial Hub Product Installation Guide
Figure 1 shows the front of the ESP. Table 3 describes the LEDs and buttons.
Figure 1. ESP Front View
Item
Description
POWER
The POWER LED is lit when the ESP is connected to a
power source
ONLINE
The ONLINE LED is lit (not blinking) when the ESP self-test
and initialization procedures have completed successfully
LINK
The LINK LED is lit when the ESP recognizes that is has a
connection to the network
TRAFFIC The TRAFFIC LED blinks when there is network trafc
100MBps The 100MBps LED is lit when the ESP is connected to a
100 Mbps LAN
RESET
Pushing the RESET button reboots the ESP; for more
information, see Section 1.4
INIT
Pushing the INIT button restores the ESP to factory defaults;
for more information, see Section 1.4
Table 3. ESP LEDs and Buttons
Figure 2 shows the back of a 16-port ESP and the RS-232 port pin
assignments.
Figure 2. ESP Back View and Port Pin Assignments