User Manual

Table Of Contents
Operation RF-Baton! Transmitter Controller Installation and Operation
5-24 6880497G01-B June 1999
xDOP Value
The GPS lock acquired by the receiver is more stable with a lower xDOP value. In fact, in order
to acquire GPS lock, the xDOP value must be less than 10. Use the following command to
check the receiver xDOP value,.
At the prompt, type:
a 204 <Enter>
The system responds:
RFB FIPS: RA 204 xDOP Value: 0.0
GPS Health and Status
Use the following FIPS commands to determine the GPS receiver health and tracking status.
GPS Receiver Status
Use the following command to request the GPS receiver status.
At the prompt, type:
a 208 <Enter>
The system responds:
This status report shows the number of visible and tracked satellites in the GPS constellation,
the receiver status, and the satellite information of up to six satellites. It is possible that a
satellite that has information displayed is visible but is not one of the tracked satellites.
RFB FIPS: RA 208
# visible satellites = 7, # tracked satellites = 7receiver status = 0x8
ID=19 Mode=8 SS=25 Status=0xa8
ID=14 Mode=8 SS=79 Status=0xa8
ID=16 Mode=8 SS=77 Status=0xa8
ID=22 Mode=8 SS=74 Status=0xa8
ID=18 Mode=8 SS=64 Status=0xa8
ID=3 Mode=8 SS=35 Status=0xa8