Avaya 4500 Series Installation Manual page 29

Connector
Avaya Ethernet Routing Switches 4526T-PWR and 4550T-PWR
The following table describes the RJ-45 connector pin assignments in the Avaya Ethernet
Routing Switches 4526T-PWR and 4550T-PWR.
Table 7: 4526T-PWR and 4550T-PWR RJ-45 connector pin assignments
Connector
Avaya Ethernet Routing Switches 4526GTX-PWR, 4524GT-PWR,
4550T-PWR and 4526T-PWR PoE
The following table describes the Power over Ethernet (PoE) RJ-45 connector pin assignments
in the Avaya Ethernet Routing Switches 4526GTX-PWR, 4524GT-PWR, 4550T-PWR and
4526T-PWR.
Installation
Pin Number Signal for 10/100Base T
MDI configuration
3 Input receive data + (RX+)
6 Input receive data - (RX+)
4, 5, 7, 8 Not used
Pin Number Signal for 1GBaseT MDI
1 TP0+
2 TP0–
3 TP1+
4 TP2+
5 TP2–
6 TP1–
7 TP3+
8 TP3–
Output transmit data + (TX
+)
Output transmit data - (TX
+)
Not used
configuration
TP1+
TP1–
TP0+
TP3+
TP3–
TP0–
TP2+
TP2–
RJ-45 connector pin assignments
Signal for 10/100BaseT
MDI-X configuration
Signal for 1GBaseT MDI-
X configuration
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