2.3 Hardware Description
Figure 2-1 shows the 12-Port 1000BASE-TX L2 Managed PoE Switch’s front panel. The numbered components
in the figure are described in Table 2-1.
Figure 2-1. Front panel.
Table 2-1. Front-panel components.
Component Description
c
Power LED
Lights when power is on.
d
CPU LED
Lights when there is activity on the CPU.
e
PoE-PSE ACT LEDs (ports 1-12)
Lights when PoE Power is active.
f
PoE FAIL LEDs (ports 1-12)
Lights when PoE Power is failed.
g
10/100/1000Mbps LEDs
(ports 1-12)
Lights green when 1000Mbps speed is active.
Lights ember when 100Mbps speed is active.
Off when 10Mbps speed is active.
h
LINK/ACT LEDs (ports 1-12)
Lights when connection with remote device is good.
Blinks when any traffic is present.
Off when cable connection is not good.
i
SFP(LINK) LED
(port 11)
Lights when connection with the remote device is good.
Off when module connection is not good.
j
SFP(LINK) LED
(port 12)
Lights when connection with the remote device is good.
Off when module connection is not good.
12-Port 1000BASE-TX L2 Managed PoE Switch with 2 SFP Dual Media Ports
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