Base Radio Alarms
Chapter 13: MTS Troubleshooting
Table 13-7
Generic Base Radio Alarms (Continued)
Alarm ID
Description
Recovery
Action
Clear Action
Notes
ALM_RX_DC_INJ1_FAULT
Receiver
branch1 LNA
DC injection
failure.
Branch1 of
Receiver is
disabled by the
software - if no
more enabled
branches then
BRC is unable
to receive,
otherwise BRC
is still able to
receive but the
coverage can be
lower
If the alarm
condition
disappears
then branch1
of Receiver is
re-enabled by the
software.
The alarm may be
reported because
of the BRC
hardware failure
or con
fi
guration
problems.
ALM_RX_DC_INJ1_FAIL
The same as ALM_RX_DC_INJ1_FAULT
ALM_RX_DC_INJ2_FAULT
Receiver
branch2 LNA
DC injection
failure.
Branch2 of
Receiver is
disabled by the
software - if no
more enabled
branches then
BRC is unable
to receive,
otherwise BRC
is still able to
receive but the
coverage can be
lower
If the alarm
condition
disappears
then branch2
of Receiver is
re-enabled by the
software.
The alarm may be
reported because
of the BRC
hardware failure
or con
fi
guration
problems.
ALM_RX_DC_INJ2_FAIL
The same as ALM_RX_DC_INJ2_FAULT
ALM_RX_DC_INJ3_FAULT
Receiver
branch3 LNA
DC injection
failure.
Branch3 of
Receiver is
disabled by the
software - if no
more enabled
branches then
BRC is unable
to receive,
otherwise BRC
is still able to
receive but the
coverage can be
lower
If the alarm
condition
disappears
then branch3
of Receiver is
re-enabled by the
software.
The alarm may be
reported because
of the BRC
hardware failure
or con
fi
guration
problems.
ALM_RX_DC_INJ3_FAIL
The same as ALM_RX_DC_INJ3_FAULT
ALM_RX_DC_INJ_FAIL
Reported when ALM_RX_DC_INJx_FAULT alarms for all Receiver branches
are set
13-30
6802800U74-N September 2009
Содержание DIMETRA MTS 2
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