Installing the 2-Port PoE Gigabit Switch
Powering on the 2-Port PoE Gigabit Switch
Operations Guide
930591G
CyberData Corporation
6
2.3 Powering on the 2-Port PoE Gigabit Switch
The switch is powered by your existing central POE Switch. No additional power supply is required.
Simply plug your cable from your central POE switch into the PD port of the switch and your switch
will power on for use.
Figure 2. Front Panel of the 2-Port PoE Gigabit Switch
2.3.1 How the Input Power is Distributed
•
The PD input can be up to 30W.
•
A 802.3af source @ 15W
•
A 802.3at source @ 25W
•
A generic PoE injector up to 30W
•
The internal circuits on the splitter takes 2W to operate.
•
With an 802.3af input, 13W are available to share between the two PSE outputs.
•
With an 802.3at input, 23W are available to share between the two PSE outputs.
•
With a
generic
30W PoE injector, 28W are available to share between the two PSE outputs.
Link / Activity (green)
PSE-1 Power ON (yellow)
PSE-2 Power ON (yellow)
PD Power ON (yellow)
Table 2. Powering on the 2-Port PoE Gigabit Switch
LED
Status
Description
PD (Orange)
ON
Switch has a connection from the PD port to the PSE device.
Power has been successfully applied.
OFF
Connection to the PSE device is not present.
No power has been applied to the switch.
PSE (Orange)
ON
PD device such as IP phone is connected to the port and
drawing power.
OFF
PD device is not connected or no power is being drawn from
the switch.
Link/Act (Green)
ON
A valid link is established.
Blink
Traffic is present on port.
OFF
No link has been established.