Topcon HiPer SR, Руководство оператора, Страница: 75 / 103

T
roubleshooting
Receiver Problems
61 P/N: 1000737 ‐ 01
•
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 Topcon Receiver Utility ( TRU) Reference Manual for a detailed description of options.
•
There are not enough common satellites. In order to obtain a fixed solution, the Base and Rover should track at least
five common satellites.
– Check the elevation masks of the Rover and Base receivers; they should be the same. To do this, on the TRU
main window, choose Receiver Settings

Tracking

Obs .
– Verify there is a clear view of the sky to allow sufficient satellite tracking.
•
A discrepancy exists between the differential standards used at the Base and Rover receivers.
– Ensure the Base and Rover receivers use the same corrections input/output format:
a. Connect the receiver to a computer and open TRU (see “Connection” in the Topcon Receiver Utility ( TRU)
Reference Manual ).
b. In TRU, connect to the receiver.
c. On the TRU main window, choose Receiver Settings

Ports .
d. Double ‐ click on the port to be configured and make sure the input mode of the Rover matches the format
of the Base output mode (i.e. RTCM3).
•
Poor satellite geometry (PDOP/GDOP values are too high).
– Conduct the survey where satellite visibility is better (low PDOP value).
The HiPer SR receiver requires different OAFs for LongLINK, network, and Network and LongLINK operations.
Contact a Topcon dealer for details about available options to purchase with the receiver.