User Interface Manual
© Copyright 2006 Microwave Data Systems Inc. All Rights Reserved
6-4
MDS FIVE Series
05-4574A01, Rev. C
RSL Low
Lower
Modem
RSSI is approaching the
minimum operational
level of the link as set
during configuration.
Fault detection via
modem status polling,
comparing RSSI value to
threshold value in
configuration table.
Polling interval 5 sec.
N/A
N/A
Major
Synthesizer
Unlock
Lower
Modem
Modem synthesizer has
unlocked. Fault detection
via modem status polling.
Polling is done in
conjunction with Modem
Unlock polling.
N/A
N/A
Critical
SNR Low
Lower
Modem
The signal-to-noise ratio
is below the minimum
operational level of the
link as set during
configuration. Fault
detection via modem
status polling, comparing
Eb/N0 value to threshold
value in configuration
table. Polling interval 5
sec.
N/A
N/A
Major
Modem
Fault Upper
Modem
The specified Modem
card has indicated a fault.
Fault detection is via
reading Modem
Hardware Status from
MODEM during start-up
and polling GPIO for
MODEM fault indication.
Polling interval 5 sec.
N/A
16
Critical
Modem
Comm
Failiure
Upper
Modem
The Controller Card is
unable to communicate
with the specified Modem
card.
Modem
Lower
17
Critical
Table 6-1
Alarm
Affected
Component
Description
LED to RED
Alarm
Code
Severity