Chapter 3 Hardware Overview
ES3500 Series User’s Guide
33
3.1.4 Power Connector
Make sure you are using the correct power source as shown on the panel and that no objects
obstruct the airflow of the fans.
Use the following procedures to connect the Switch to a power source after you have installed it.
Note: Check the power supply requirements shown on the rear panel, and make sure you
are using an appropriate power source.
Keep the power supply switch in the OFF position until you come to the
procedure for turning on the power.
Connect the female end of the power cord to the power socket of your Switch. Connect the other
end of the cord to a power outlet. For models with power adaptors, connect the power adaptor that
is provided to the Switch and then connect the power adaptor to a power outlet.
3.2 LEDs
After you connect the power to the Switch, view the LEDs to ensure proper functioning of the
Switch and as an aid in troubleshooting.
Table 4
ES3500-24 LED Descriptions
LED
COLOR
STATUS
DESCRIPTION
PWR
Green
On
The system is turned on.
Off
The system is off.
SYS
Green
On
The system is on and functioning properly.
Blinking
The system is rebooting and performing self-diagnostic tests.
Off
The power is off or the system is not ready/malfunctioning.
ALM
Red
On
A hardware failure is detected.
Off
The system is functioning normally.
10/100Base-TX Ethernet Ports
1 ~ 24
Green
Blinking
The system is transmitting/receiving to/from a 10 Mbps Ethernet
network.
on
The link to a 10 Mbps Ethernet network is up.
Amber
Blinking
The system is transmitting/receiving to/from a 100 Mbps
Ethernet network.
On
The link to a 100 Mbps Ethernet network is up.
Off
The link to an Ethernet network is down.
Mini-GBIC Slots
LNK
Green
On
The link to this port is up.
Off
The link to this port is down.
ACT
Green
Blinking
This port is receiving or transmitting data.
1000Base-T Ethernet Ports (in Dual-personality Interface)