Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 129

Chapter 7 Connecting ISDN PRI Network Modules
Figure 7-3
Wetting current
Wetting current
disabled
Connecting Channelized T1/E1 PRI Network Modules with G.703 to a Network
For connections outside the building where the equipment is installed, the following ports must be
Warning
connected through an approved network termination unit with integral circuit protection: T1
Statement 1044
Figure 7-4
networking device.
OL-2485-20
Wetting Current Jumper Locations on Channelized T1/E1 PRI Network Modules with
G.703
J8/J9
1
2
3
enabled
J8/J9
1
2
3
N M
- 2 C
E 1
T 1
- P R
I
C D
R A
L P
L A
T 1
C T
L R
E 1
- B
1
E 1
- U
N B
shows a connection between a channelized T1/E1 PRI network module with G.703 and a
Wetting current
jumper
R X
M O
N
T X
M O
N
C 1
C 0
C D
R A
L P
L A
T 1
C T
L R
E 1
0 - B
E 1
- U
N B
A I M
E N
Cisco Network Modules Hardware Installation Guide
Channelized T1/E1 PRI Network Modules with G.703
7-5