Nortel Secure Router 4134 Installation — Hardware Components page 99

Table 43
DS3 BNC connector pin assignment
Pin
Inner Cond.
Shield
Table 44
Fast Ethernet connector pin assignments
Pin Signal
1 Transmit +
2
Transmit –
3 Receive +
4 Unused
5
Unused
6 Receive –
7
Unused
8
Unused
Table 45
10/100/1000Base-T connector pin assignments
Pin Signal (MDI)
1
BI_DA+
2
BI_DA–
3 BI_DB+
4
BI_DC+
5
BI_DC–
6 BI_DB–
7
BI_DD+
8
BI_DD–
Copyright © 2007, 2008 Nortel Networks
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Signal
TIP
RING
Function
Differential output to network
Differential output to network
Differential input from network
Unused wire pair 1
Unused wire pair 1
Differential input from network
Unused wire pair 2
Unused wire pair 2
Signal (MDI–X)
BI_DB+
BI_DB–
BI_DA+
BI_DD+
BI_DD–
BI_DA–
BI_DC+
BI_DC–
Nortel Secure Router 4134
Installation — Hardware Components
NN47263-301 02.01 Standard
18 February 2008
Replacing the internal Compact Flash 99
Description
Signal
Return
Description
Data Pair 1 +
Data Pair 1 –
Data Pair 2 +
Data Pair 3 +
Data Pair 3 –
Data Pair 2 –
Data Pair 4 +
Data Pair 4 –
Direction
Out
Out
In
–
–
In
–
–