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1 Product Introduction DES-1210/ME Series Metro Ethernet Managed Switch User Manual
3
3
LED Indicators
The Switch supports LED indicators for Power, Console, and Link/Act or Link/Act/Speed for each port. The
following shows the LED indicators for the DES-1210-52/ME Metro Ethernet Managed Switch along with an
explanation of each indicator.
Figure 1.2 –LED Indicators on DES-1210-52/ME
Location
LED Indicative
Color
Status
Description
Per Device
Power
Green
Solid Light
Power on.
Light off
Power off.
Blinking
Switch is performing a system self-
test.
Console
Green
Solid Light
Console on.
Blinking
POST is in progress.
Light off
Console off.
LED Per
10/100Mbps
Copper Port
Link/Act/Speed
Green
Solid Light
When there is a secure 100Mbps
connection at the port.
Blinking
When there is a secure 100Mbps
connection at the port.
Amber
Solid Light
When there is a secure connection
(or link) to 10Mbps Ethernet device
at any of the ports.
Blinking
When there is reception or
transmission of data occurring at
10Mbps.
Off
Light off
No link.
LED Per
10/100/1000Mbps
Copper Port
Link/Act/Speed
Green
Solid Light
When there is a secure 1000Mbps
Ethernet connection (or link) at any
of the ports.
Blinking
When there is reception or
transmission (i.e. Activity—Act) of
data occurring at a 1000Mbps
Ethernet connected port.
Amber
Solid Light
When there is a secure 10/100Mbps
Ethernet connection (or link) at any
of the ports.
Blinking
When there is reception or
transmission (i.e. Activity—Act) of
data occurring at a 10/100Mbps
Ethernet connected port.
Off
Light off
No link.
LED Per
100/1000Mbps
SFP Port
Link/Act/Speed
Green
Solid Light
When there is a secure 1000Mbps
Ethernet connection (or link) at any
of the ports.
Blinking
When there is reception or
transmission (i.e. Activity—Act) of
data occurring at a 1000Mbps
Ethernet connected port.
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