User's Manual

6. Appendix 7
7
Alarm
Affected
Component
Description
LED to
RED
Alarm
Code
Severity
East ATPC Tx at
Max Power
ODU The IDU is unable to increase
the Tx Power as requested by
link partner due to maximum
power being reached.
Maximum power is specified in
the configuration table.
N/A 76 Info
West ATPC Tx at
Max Power
ODU The IDU is unable to increase
the Tx Power as requested by
link partner due to maximum
power being reached.
Maximum power is specified in
the configuration table.
N/A 78 Info
Link Fault IDU Failed to receive link heartbeat
from link partner via Radio
Overhead (ROH) channel.
Fault detection via timeout
counter, which is reset via
reception of link heartbeat
message.
N/A 81 Critical
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
OneWay
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
© 2007 Moseley, Inc. All Rights Reserved. 602-14886-01, Rev. A