Nortel Ethernet Routing Switch 4548Gt-Pwr; Nortel Ethernet Routing Switch 4550-T - Nortel 4500 Series Installation Manual

Nortel Ethernet Routing Switch 4548GT-PWR

The following table describes the RJ-45 connector pin assignments in the
Nortel Ethernet Routing Switch 4548GT-PWR.
4548GT-PWR RJ-45 connector pin assignments
Connector

Nortel Ethernet Routing Switch 4550-T

The following table describes the RJ-45 connector pin assignments in the
Nortel Ethernet Routing Switch 4550-T.
4550-T RJ-45 connector pin assignments
Connector
Copyright © 2007, Nortel Networks
.
Pin Number
1
2
3
4
5
6
7
8
Note: The Nortel Ethernet Routing Switch 4548GT-PWR uses pins 1,
2, 3, and 6 for the purposes of Power over Ethernet (PoE).
Pin Number
1
2
3
6
4, 5, 7, 8
Pin Number
1
Nortel Ethernet Routing Switch 4500 Series
Installation Guide
NN47205-300 02.01 Standard
5.0 23 February 2007
RJ-45 connector pin assignments 27
Signal
RX+/power+
RX–/power+
TX+/power–
Not applicable
Not applicable
TX-/power–
Not applicable
Not applicable
Signal for
10/100BaseT MDI
configuration
Output transmit data +
(TX+)
Output transmit data –
(TX–)
Input receive data +
(RX+)
Input receive data –
(RX–)
Not used
Signal for 1GBaseT
MDI configuration
TP0+
Description
Receive Data+/power+
Receive Data–/power+
Transmit Data+/power
–
Not applicable
Not applicable
Transmit Data–/power
–
Not applicable
Not applicable
Signal for
10/100BaseT MDI-X
configuration
Input receive data +
(RX+)
Input receive data –
(RX–)
Output transmit data
+ (TX+)
Output transmit data
– (TX–)
Not used
Signal for 1GBaseT
MDI-X configuration
TP1+
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