User's Manual

Table Of Contents
Help Hot Line (U.S. only): 1-800-530-9960 2-9
D-620003-0-20 Rev M CONFIDENTIAL
System OA&M Capabilities
2.2.2 Using Alarm Contacts
You can connect the DB-9 female connector on the rear panel of the Main Hub to a
local base station or to a daisy-chained series of Unison, LGCell, and/or FlexWave
Focus systems.
When you connect FlexWave Focus or a BTS to Unison, the Unison Main Hub is
the output of the alarms (alarm source) and FlexWave Focus or the BTS is the
input (alarm sense). This is described in Section 7.7.1 on page 7-43. The following
figure shows using FlexWave Focus as the input of Unison contact closures.
Figure 2-5 Alarm Source
When you connect LGCell to Unison, the Unison Main Hub is the input of the
alarms (alarm sense) and LGCell is the output (alarm source). This is described in
Section 7.7.2 on page 7-46
Unison Main Hub
RF OUT
DOWNLINK
RF IN
UPLINK
FIBER
UPLINK
DOWNLINK
ALARM
RS-232C
FlexWave
Focus
RFM
Alarm
Sense
Alarm
Source
Alarm
Source
5-port Alarm Daisy-Chain Cable
9-pin Adapter