7-5
Cisco Network Modules Hardware Installation Guide
OL-2485-20
Chapter 7 Connecting ISDN PRI Network Modules
Channelized T1/E1 PRI Network Modules with G.703
Figure 7-3
Wetting Current Jumper Locations on Channelized T1/E1 PRI Network Modules with
G.703
Connecting Channelized T1/E1 PRI Network Modules with G.703 to a Network
Warning
For connections outside the building where the equipment is installed, the following ports must be
connected through an approved network termination unit with integral circuit protection: T1
Statement 1044
Figure 7-4
shows a connection between a channelized T1/E1 PRI network module with G.703 and a
networking device.
88539
Wetting current
disabled
Wetting current
jumper
J8/J9
1
3 2
1
J9
2
3
Wetting current
enabled
J8/J9
3 2
1
J8
RX
MO
N
NM-2CE1T1-PRI
CD
LP
RA
LA
T1
E1-B
E1-U
NB
EN
AIM
TX
MO
N
CD
LP
RA
LA
C1
C0
CT
LR
1
CT
LR
0
T1
E1-B
E1-U
NB
1
2
3