User Manual

AS4000 Operations and Maintenance
Section
605-0000-431
3
. Issue 1.6. Date3/2/99
Page 4 of 22 © Copyright Airspan Communications Corporation 1999
Alarm Object FRU Type Fault Type Problem Type Specific
Problem
Event Type /
Intermittency
Refer
(Type)Shelf(N):Modem
Card:Lost Comms
With ST
PSU (ST) ST Failure Communication
Sub-System
Failure
Loss of Comms
with Dependant
ST
Communications
Alarm / Yes
1.1.11
(Type)Shelf(N):Modem
Card:Poor BER
CT Modem RIF
Interface
Failure
Communications
Protocol Error
BER <10
-3
Uplink
Communication
Alarm / Yes
1.1.12
(Type)Shelf(N):ST:Poo
r BER
ST RIF
Interface
Failure
Communications
Protocol Error
BER <10
-3
Downlink
Communication
Alarm / Yes
1.1.12
(Type)Shelf(N):STPsu(
n): Switch to Battery
PSU (ST) PSU Failure Power Battery Unit
Power Source
Failure
Equipment Alarm
/ No
1.1.13
(Type)Shelf(N):STPsu(
n): Low Battery
PSU (ST) PSU Failure Power Battery Back-up
Charge
Unacceptable
Equipment Alarm
/ Yes
1.1.14
(Type)Shelf(N):STPsu(
n): PSU Tamper
PSU (ST) PSU Failure Enclosure Door
Open
PSU Door Open Environmental
Alarm / No
1.1.15
(Type)Shelf(N):ST(n):
RingerFail
NTU Outlet NTU Outlet
Failure
Equipment
Malfunction
Ringer Failure Equipment Alarm
/ No
1.1.16
Table 5. Alarms generated by a Radio or CRU failure.