6-3
© Copyright 2006 Microwave Data Systems Inc. All Rights Reserved
User Interface Manual
MDS FIVE Series
05-4574A01, Rev. C
6.3 Alarm Descriptions
Table 6-1
Alarm
Affected
Component
Description
LED to RED
Alarm
Code
Severity
Modem
Fault Lower
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
11
Critical
Modem
Comm
Failiure
Lower
Modem
The Controller Card is
unable to communicate
with the specified Modem
card.
Modem
Lower
12
Critical
Modem
Card
Removed
Lower
Modem
The specified Modem
card has been removed
from the IDU (only if the
specified Modem card
has been enabled for
use). Fault detection via
card-detect logic.
N/A
13
Major
Modem
Card
Installed
Lower
Modem
The specified Modem
card has been installed
into the IDU (only if the
specified Modem card is
not enabled for use).
Fault detection via card-
detect logic. Alarm is
raised then lowered.
Modem
Lower
14
Info
Modem
Unlock
Lower
Modem
The demodulation
functional components of
the modem have lost lock
to the incoming signal.
The data received
through the RF link is not
valid. Fault detection via
modem status polling.
Polling interval: 1 sec.
N/A
N/A
Critical