MTS 2 and MTS 4 Installation, Con
fi
guration and Basic Service Manual
Base Radio Alarms
Table 13-7
Generic Base Radio Alarms (Continued)
Alarm ID
Description
Recovery
Action
Clear Action
Notes
ALM_RX_DC_INJ1_SHORT_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.
ALM_RX_DC_INJ1_SHORT_FAIL
The same as ALM_RX_DC_INJ1_SHORT_FAULT
ALM_RX_DC_INJ2_SHORT_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.
ALM_RX_DC_INJ2_SHORT_FAIL
The same as ALM_RX_DC_INJ2_SHORT_FAULT
ALM_RX_DC_INJ3_SHORT_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.
ALM_RX_DC_INJ3_SHORT_FAIL
The same as ALM_RX_DC_INJ3_SHORT_FAULT
ALM_RX_DC_INJ_SHORT_FAIL
Reported when ALM_RX_DC_INJx_SHORT_FAIL alarms for all Receiver
branches are set
6802800U74-N September 2009
13-31
Содержание DIMETRA MTS 2
Страница 4: ...This page intentionally left blank ...
Страница 28: ...List of Procedures This page intentionally left blank xxii 6802800U74 N September 2009 ...
Страница 30: ...List of Processes This page intentionally left blank xxiv 6802800U74 N September 2009 ...
Страница 46: ...Cooling Fans Chapter 1 MTS Overview This page intentionally left blank 1 12 6802800U74 N September 2009 ...
Страница 52: ...Battery Safety Chapter 2 General Safety This page intentionally left blank 2 6 6802800U74 N September 2009 ...
Страница 146: ...Screws Chapter 4 Hardware Installation Figure 4 59 MTS 4 Screws Positions 4 70 6802800U74 N September 2009 ...
Страница 148: ...Screws Chapter 4 Hardware Installation This page intentionally left blank 4 72 6802800U74 N September 2009 ...
Страница 348: ...Base Radio Restoration Chapter 10 Base Radio This page intentionally left blank 10 12 6802800U74 N September 2009 ...
Страница 360: ...PSU TrackID Update Chapter 11 Power Supply Unit This page intentionally left blank 11 12 6802800U74 N September 2009 ...
Страница 474: ...Configuration Chapter 15 Expansion Options This page intentionally left blank 15 44 6802800U74 N September 2009 ...
Страница 476: ...Introduction Chapter 16 MTS 4 Outdoor Enclosure This page intentionally left blank 16 2 6802800U74 N September 2009 ...
Страница 486: ...This page intentionally left blank A 10 6802800U74 N September 2009 ...
Страница 492: ...This page intentionally left blank B 6 6802800U74 N September 2009 ...
Страница 496: ...This page intentionally left blank C 4 6802800U74 N September 2009 ...