Troubleshooting
GR-3 Operator’s Manual
6-6
D The cable is damaged.
Use an undamaged cable. Contact your Dealer to replace the
cable.
Generic problems:
D The receiver port used for connection is not in Command mode.
1. Connect your receiver and a computer using a free port
(see “Connecting the Receiver and a Computer” on
page 2-20) and start PC-CDU.
2. Click ConfigurationReceiverPorts.
3. Change the Input for the port used for connection to
“Command”.
The receiver does not lock on to satellites for a long period of
time
D The receiver stores an old almanac.
Update the almanac. See “Collecting Almanacs and
Ephemerides” on page 2-26 for details.
D The corresponding receiver options may be disabled or expired
(L1/L2, GPS/GLONASS must be on to track satellites).
• See “Managing Receiver Options” on page 5-10 for details
on how to check current options.
• Order a new OAF with the desired options activated to
enable or extend validity of the corresponding receiver
options. Contact your dealer or visit the TPS website for
details
• Refer to the PC-CDU Reference Manual for a detailed
description of options.
The receiver tracks too few satellites
D The elevation mask value is too high (above 15 degrees).
Lower the elevation mask. See page 3-30 for information on
setting the elevation mask.
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