108
LEDR Series I/O Guide
MDS 05-3627A01, Rev. D
Figure 23. Inter-unit Cabling—Protected Version
with Internal Duplexers
11.6 Configuration Commands for a Protected
System
NOTE:
In a protected link configuration, ensure that the E1/T1 inter-
face settings are identical for both radios at a each end of the
link.
Once the inter-chassis cabling is in place and the units are powered up,
several parameters are required to place the LEDR radio into proper
operation as a member of a protected system.
The tasks involved are reviewing and setting up of the following param-
eters:
DO NOT USE IN
PROTECTED CONFIG.
TX
External
Data Interface
EIA-530-A
Ethernet
NMS
Service
Channel
Alarm I/O
DC Power Input
EIA-530-A
Ethernet
NMS
Data Interface
Service
Channel
Alarm I/O
DC Power Input
TO ETHERNET HUB
SERVICE
CHANNEL
(For both radios)
RX
TX
External
RX
G.703/Expansion Data
G.703/Expansion Data
RADIO A
RADIO B
PROTECTED
SWITCH CHASSIS
DO NOT USE IN
PROTECTED CONFIG.
CABLE 2A
P/N 03-3828A01
(SUBRATE MODELS)
TO
STATION
ANTENNA
TO
MUX OR OTHER
E1 EQUIPMENT
TO EIA-530
DATA EQUIPMENT
(SUBRATE MODELS)
CABLE 1A
P/N 03-3837A02
CABLE 1B
P/N 03-3837A02
CABLE 2B
P/N 03-3828A01
(SUBRATE MODELS)
Antenna
TxA
TxB
RxB
530 (A&B)
E1
1
2
3
4
EIA-530-A
Service Channel
Ethernet
Protected (A+B)
A
B
External
RX
TX
RxA
COAXIAL CABLES (4)
P/N 19-1323A03
