Receiver Problems
39
P/N: 1006148-01
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Receiver Problems
The following are some of the most commonly encountered receiver problems.
The receiver cannot establish a connection to a computer or external controller
Cable specific problems:
•
The cable is not properly plugged in.
– Unplug the cable, then securely and properly reconnect it to the receiver.
•
The cable is damaged.
– Use an undamaged cable. Contact a dealer to replace the cable.
•
The USB driver is not installed.
– If you are using a USB cable connection, make sure the USB driver, available from the Sokkia Support
website (http://sokkiasupport.com/).
Generic problems:
•
The receiver port used for connection is not in Command mode.
a. Connect the receiver to a computer and open SRU (see the
Sokkia Receiver Utility
(
SRU
)
Online
Help
).
b. Click Receiver Settings
Ports.
c. Change the Input Mode for the port used for connection to cmd.
The receiver does not lock on to satellites for a long period of time
•
The corresponding receiver options may be disabled or expired (L1/L2, GPS/GLONASS must be on to track
satellites).
– Order a new OAF with the desired options activated to enable or extend validity of the corresponding
receiver options. Contact a dealer or visit the Sokkia website for details.
– Refer to the
Sokkia Receiver Utility
(
SRU
)
Online Help
for a detailed description of options.
The receiver tracks too few satellites
•
If the survey is conducted near obstructions (tree canopy, tall buildings, and so forth).
– Make sure the Multipath Reduction boxes have been enabled in the field data collection software.
a. Connect the receiver to a computer and open SRU (see the
Sokkia Receiver Utility
(
SRU
)
Online
Help
).
b. In SRU, connect to the receiver.
c. On the SRU main window, choose Receiver Settings
Tracking
Adv tab. Make sure the C/A
code multipath reduction check box is selected.
•
Move to an area free of obstructions, if possible.
The receiver cannot obtain Code Differential and/or RTK solutions
•
Incorrect Base coordinates entered.
– Specify the correct coordinates for the Base station using SRU or another suitable field data collection
software.
•
There could be some obstruction to the connection.
– Clear all possible obstructions or relocate the Base so there is a “line-of-sight” path to the Rover.
•
The corresponding receiver options may be disabled or expired.
– Order a new OAF with the required options activated to enable or extend validity of the corresponding
receiver options.
– Refer to the
Sokkia Receiver Utility
(
SRU
)
Online Help
for a detailed description of options.