1-Port and 2-Port Channelized E1/ISDN PRI Balanced (120-ohm) Network Modules
Cisco Network Modules Hardware Installation Guide
8-12
Figure 8-14 Connecting a 120-ohm CE1/PRI-B Module to an E1 CSU
(DB-15-to-Twinax Connectors)
Figure 8-15 Connecting a 120-ohm CE1/PRI-B Module to an E1 CSU
(DB-15-to-RJ-45 Connectors)
LOOP
BACK
EN
FE-PRI
1FE-1CE1-B/U
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
CTRLR 0
10/100BaseT
COLL
LINK
100Mbps
FDX
H7473
CE1/PRI port (DB-15)
Twinax connectors
E1 CSU
E1 cable for 75-ohm
balanced connections
with twinax connectors
at the network end
LOOP
BACK
EN
FE-PRI
1FE-1CE1-B/U
LOCAL
ALARM
REMOTE
ALARM
CARRIER
DETECT
10/100BaseT
COLL
LINK
100Mbps
FDX
H7472
CE1/PRI port (DB-15)
RJ-45 jack
E1 cable for 120-ohm
balanced connections
with an RJ-45 connector
at the network end
CTRLR 0