Nortel 4526T-PWR 安装指南
RJ-45 connector pin assignments
29
Connector
Pin
Number
Number
Signal for
10/100BaseT MDI
configuration
10/100BaseT MDI
configuration
Signal for
10/100BaseT MDI-X
configuration
10/100BaseT MDI-X
configuration
1
TP0+
TP1+
2
TP0–
TP1–
3
TP1+
TP0+
4
TP2+
TP3+
5
TP2–
TP3–
6
TP1–
TP0–
7
TP3+
TP2+
8
TP3–
TP2–
Nortel Ethernet Routing Switch 4548GT-PWR PoE
The following table describes the Power over Ethernet (PoE) RJ-45
connector pin assignments in the Nortel Ethernet Routing Switch
4548GT-PWR.
connector pin assignments in the Nortel Ethernet Routing Switch
4548GT-PWR.
Table 6
4548GT-PWR PoE RJ-45 connector pin assignments
4548GT-PWR PoE RJ-45 connector pin assignments
Connector
Pin Number
Signal
Description
1
RX+/power–
Receive Data+/power–
2
RX–/power–
Receive Data–/power–
3
TX+/power+
Transmit Data+/power+
4
Not applicable
Not applicable
5
Not applicable
Not applicable
6
TX–/power+
Transmit Data–/power+
7
Not applicable
Not applicable
8
Not applicable
Not applicable
ATTENTION
The Nortel 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.
PoE, and is compliant with Alternative A (MDI-X) in IEEE802.3af.
Nortel Ethernet Routing Switch 4550T and 4550T-PWR
The following table describes the RJ-45 connector pin assignments in the
Nortel Ethernet Routing Switches 4550T and 4550T-PWR.
Nortel Ethernet Routing Switches 4550T and 4550T-PWR.
Nortel Ethernet Routing Switch 4500 Series
Installation Guide
NN47205-300 (322811-B)
03.01
Standard
5.1
19 November 2007
Copyright © 2007, Nortel Networks
.