Javad TRIUMPH-1, Руководство оператора

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Troubleshooting
Receiver Problems
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• Use an undamaged cable. Contact your Dealer to replace the cable.
Generic problems

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 37) and start TriVU.
2. Click Configuration Receiver Ports.
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.
• The receiver stores an old almanac.
Update the almanac. See “Collecting Almanacs and Ephemerides” on page 41 for details.

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 84 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 JAVAD GNSS website
for details.
• Refer to the TriVU Software Manual for a detailed description of options.
The receiver tracks too few satellites

The elevation mask value is too high (above 15 degrees).
• Lower the elevation mask. See “MinPad Configuration” on page 66 for information on
setting the elevation mask.

The survey is conducted near obstructions (tree canopy, tall buildings, etc.).
• Check that the Multipath Reduction boxes have been enabled.
• Connect your receiver and a computer and start TriVU. See “Connecting the Receiver
and a Computer” on page 37.
• Click Configuration Advanced and the Multipath Reduction tab. Enable the two boxes
and click Apply.
• Move to an area free of obstructions, if applicable.
The receiver cannot obtain Code Differential and/or RTK solutions.

Incorrect Base coordinates entered
• Specify the correct coordinates for the Base station using TriVU or another suitable field
data collection software.