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User Reference and Installation Guide
6-8
© 2006 Microwave Data Systems Inc. All Rights Reserved.
MDS FOUR.9 Series
05-4561A01, Rev. A
Alarm
Affected
Component
Description
LED to
RED
Alarm
Code
Severity
Remote Fault
IDU
Link Partner IDU indicating it
has a fault condition. Local IDU
receives Link Partner Fault
detection via Radio Overhead
(ROH) channel message.
N/A
82
Info
Encryption
Failure
IDU
Data is not being decrypted
properly due to encryption key
mismatch between link partners.
Fault detection via software
detection of unreadable ROH
messages from link partner.
N/A
83
Critical
Encryption
One Way
IDU
Only one IDU has data
encryption enabled. Fault
detection via software messages
to/from link partner.
N/A
84
Major
External
Alarm 1
External
The external Alarm 1 input has
been activated. Fault detection
via polling GPIO. Polling interval
1 sec.
N/A
91
Info
External
Alarm 2
External
The external Alarm 2 input has
been activated. Fault detection
via polling GPIO. Polling interval
1 sec.
N/A
92
Info
External
Alarm 3
External
The external Alarm 3 input has
been activated. Fault detection
via polling GPIO. Polling interval
1 sec.
N/A
93
Info
External
Alarm 4
External
The external Alarm 4 input has
been activated. Fault detection
via polling GPIO. Polling interval
1 sec.
N/A
94
Info
Remote IDU
Alarm
Link Partner
IDU
The link partner IDU has
indicated an alarm condition via
ROH.
N/A
95
Major
Remote IDU
External
Alarm 1
Link Partner
External
The link partner IDU has
indicated via ROH its external
alarm input 1 has been
activated.
N/A
96
Info
Содержание FOUR.9 Series
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