Avaya 4500 Series Installation Manual page 30

Installing the Avaya Ethernet Routing Switch
Table 8: 4526GTX-PWR, 4524GT-PWR, 4550T-PWR and 4526T-PWR PoE RJ-45
connector pin assignments
Connector
Avaya Ethernet Routing Switch 4548GT-PWR PoE
The following table describes the Power over Ethernet (PoE) RJ-45 connector pin assignments
in the Avaya Ethernet Routing Swtich 4548GT-PWR.
Table 9: 4548GT-PWR PoE RJ-45 connector pin assignments
Connector
Important:
The Avaya Ethernet Routing Switch 4548GT-PWR uses pins 1, 2, 3, and 6 for PoE, and is
compliant with Alternative A (MDI-X) in IEEE802.3af.
30 Installation
Pin Number
1 RD+/power–
2 RD–/power–
3 TD+/power+
4 Not applicable
5 Not applicable
6 TD–/power+
7 Not applicable
8 Not applicable
Pin Number
1 RX+/power–
2 RX–/power–
3 TX+/power+
4 Not applicable
5 Not applicable
6 TX–/power+
7 Not applicable
8 Not applicable
Signal
Recieve Data+/power–
Receive Data–/power–
Transmit Data+/power+
Not applicable
Not applicable
Transmit Data–/power+
Not applicable
Not applicable
Signal
Recieve Data+/power–
Receive Data–/power–
Transmit Data+/power+
Not applicable
Not applicable
Transmit Data–/power+
Not applicable
Not applicable
Description
Description
November 2010