Avocent ESP Multi-Interface Serial Hub SuperSerial Product Installation Manual page 3

Figure 1 shows the front of the ESP-8 MI. Table 3 describes the LEDs and buttons.
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 trafc
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
Figure 2 shows the back of the ESP-8 MI and the port pin assignments.
100-250 VAC, 50/60 Hz
0.5A
Warning - The power outlet should be installed
near the equipment and should be
easily accessible
Figure 2. ESP Back View and Port Pin Assignments
NOTE: It is important that unused pins (labeled N/C) should not have wires
attached to them. Floating wires could cause unbalanced noise, shorten overall
distances and degrade performance.
3
Equinox ESP Multi-Interface Serial Hub Product Installation Guide
Figure 1. ESP Front View
Table 3. ESP LEDs and Buttons
Pin # RS-232 RS-422
1 RTS N/C
2 DTR Tx-
3 N/C Tx+
4 DCD N/C
5 Rx N/C
6 Tx N/C
7 GND GND
8 N/C Rx+
9 N/C Rx-
10 CTS N/C
1 2 3 4
.
RS-485
N/C
N/C
N/C
N/C
N/C
N/C
GND
Rx/Tx+
Rx/Tx-
N/C
5 6 7 8
10/100 BaseT
Ethernet Connector
MAC Address
and
Serial Number
Address
Serial #
LAN