Installation guide

Connecting Fast Ethernet PRI Network Modules to a Network 5-11
Connecting Fast Ethernet Channelized E1 Modules to the Network
Figure 5-12 Connecting a CE1/PRI-B Port to an E1 CSU (DB-15-to-RJ-45
Connectors)
CE1/PRI-U Port
Use the appropriate cable to connect a CE1/PRI-U (75-ohm) port to an E1 CSU.
Figure 5-13 shows a CSU with BNC connectors.
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