User Manual

AS4000 Operations and Maintenance
Section
605-0000-431
4
. Issue 1.6. Date3/2/99
Page 2 of 44 © Copyright Airspan Communications Corporation 1999
Tributary
Unit
Red
Amber
Red
Red
Amber
Red
Red
Red
TU Faulty
TX AIS
RX 2Mbit/s Fault
Rx AIS Detected
RX Loss of Frame Alignment
RX Remote Alarm Detected
RX Multiframe Alarm
RX Loss of SignalSignal
2Mbit/s RX in
2Mbit/s TX out
Screen
Modem
Card
FRU Failure
Power OK
Link Fail Modem 0
Link Fail Modem 1
Modem 0 in Use
Modem 1 in Use
Red
Amber
Red
Red
Amber
Amber
Shelf
Controller
Power OK
SC FailureRed
Amber
Analogue
Unit
Red
Amber
AU Failure
Power OK
LED
Alarm
Panel
Red
Amber
Green
Power OK
Receive Attention
Receive
Attention
Key
ALARM
Figure 3-1 Modem Shelf Alarms
Amber
RF Card
RF Failure
Power OK
Red
Power OK
Fail
Test
HOT
HOT
Monitor
Card
Amber Power/Module OK
Power Supply Unit
DIP/LNA 1
Power
Amplifier
Red Monitor Card Faulty
Red Fail
Amber Power
/Module Status OK
Amber OK
Red PA1 Fail
Red PA2 Fail
Figure 3-2. Combiner Shelf Alarms