Motorola DIMETRA MTS 2 Installation, Configuration And Basic Service Manual page 379

MTS 2 and MTS 4 Installation, Configuration and Basic Service Manual
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If status sri -gps returns no data or most fields are set to 'unknown', the internal GPS chip is most likely
not operational and requires a reset. Reset the GPS chip by using the command reset gps.
Check GPS status by using the command status sri -t as shown below.
SC: status sri -t
GPS Receiver ID
==============
SOFTWARE VER # 225
MODEL # MG4100
OPTION LIST Unknown
GPS Receiver Status:
=================
Model:
RTC Comm & Time:
RAM Test:
1 kHZ Presence:
Antenna Status
Almanac Data
Location Data
•
•
•
•
6802800U74-N September 2009
8 0x00
8 0x00
0 0x00
SOFTWARE REV # Unknown
SERIAL # Unknown
MANUFACTURE DATE 1H2Unknown
MG4100 - Self test results not supported.
N/A Temperature Sensor:
N/A ROM Test:
N/A
: CONNECTED
: VALID
: VALID
If the Antenna status field displays open or short circuit, check the integrity
of the antenna cabling or replace the antenna.
PDOP: Positional Dilution of Precision – it is a measure of geometrical strength of
GPS satellite configuration. If lower value – accuracy is better.
GPS antenna must be connected before the site is powered up for
this status to be returned correctly.
If the site is being powered up in a new location for the first time, the Almanac Data and
the Location data fields should display a status of Invalid. Use the site_location -reset and
invalidate gps nvram commands to ensure that the Almanac and Location data are cleared.
The Site Controller must then be reset for these commands to take effect.
Check Antenna, cabling and surge arrestors.
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N/A
GPS Receiver Detailed Troubleshooting
SOFTWARE DATE Unknown
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