Nortel Secure Router 4134 Installation Manual page 100

100 Interface connector pin assignments
Pin Signal
7 —
—
8
Table 40
ISDN S/T connector pin assignments
Pin
Signal
1 —
2 —
3
Transmit +
4 Receive +
5
Receive –
6
Transmit –
7 —
8 —
Table 41
ISDN U connector pin assignments
Pin
Signal
1 —
2 —
3 —
4
Signal
5 Signal
6 —
7 —
8 —
Table 42
FXO connector pin assignments (RJ11 interface)
Pin
1
2
3
4
Direction
—
—
Direction
—
—
Out
In
In
Out
—
—
Direction
—
—
—
I/O
I/O
—
—
—
Function
Not connected (N/C)
N/C
Ring
Tip
Nortel Secure Router 2330/4134
Installation — Hardware Components
NN47263-301 03.01 7 September 2009
Copyright © 2007-2008 Nortel Networks. All Rights Reserved.
Description
Unused
Unused
Description
Unused
Unused
Differential output to line
Differential input from line
Differential input from line
Differential output to line
Unused
Unused
Description
Unused
Unused
Unused
Tip or Ring to/from line
Tip or Ring to/from line
Unused
Unused
Unused