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D-MBR 3707-3708 PS NFPA CLASS A SIGNAL BOOSTER
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless
–
Coverage
Date: 17-Jan-16
www.cobham.com/wireless
Doc. No.00060CDUM
Rev. 1.1
Page | 35
4.4.5.3 Charger Alarm Connector Pinout
Each alarm status is recognized by a separate wire-pair, where the colored wires are internally
connected with a 4.7 K ohm resistor (serves as a pull up resistor to +5V. The following figure shows
the Alarm connector pinout.
NOTE: SNMP alarm notification can be provided for ONE of these alarms. This is done by connecting
the alarm to the Booster External Alarm Connector, Ext Alarm IN 1 (section
3.4.3.3). It is then
required to configure External Alarms 1 as Normal High and name the alarm (section
5.5). (To
disable the alarm notification, set the alarm as Low. Default from production: AC PWR FAIL.
Figure 4-7. Charger Alarm Connector Pinout
Pin No.
Signal Name
Wire Colour
Contact Type and description
1
AC_PSU_FAIL #1
Black
dry-contact NC
2
CHG_FAIL #1
Red
Dry-contact NC
3
BAT_LOW #1
Gray
dry-contact NC
4
N/A
Green
dry-contact NC
5
AC_PSU_FAIL #2
Orange
dry-contact NC
6
CHG_FAIL #2
Blue
dry-contact NC
7
BAT_LOW #2
Brown
dry-contact NC