S100 User Guide – Rev. D – June 2005 117
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Also check that the configuration settings are set to a VT100 ASCII terminal using 9600, 8, N,
1 and hardware flow control.
Try pinging the S100 from your management PC, and the PC from the S100. Then use
traceroute (see “Traceroute” on page 75
) to check the path between the two; this should
give you some useful data that will solve the problem.
My S100 won’t track satellites
Possible cause of tracking problems: How to fix:
Antenna not positioned correctly Be sure antenna is on the roof or location with
at least a 30-degree view above the horizon,
and at least two meters above other active
receiving antennas and shielded from
transmitting antennas
Cable is cut to the wrong length, causing dB
gain problems
Replace with cable of correct length
Incorrect connector(s) at the end(s) of the
cable(s) or along the cable run, causing dB
gain problems
Replace with correct connector
Incorrect use of splitters, including signal
splitting to another GPS device or cable cut to
wrong length
Replace with splitter that does not “share”
signal, on a cable of correct length
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