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4 General Operation
40 Trimble R7/R8 GPS Receiver User Guide
Trimble R7 Operation
43.1 Logging/Memory LED
The yellow Logging/Memory LED below the d button indicates the
status of data logging and memory usage.
43.2 SV Tracking LED
The red SV Tracking LED below the SV icon indicates the status
of satellite tracking.
Fast flash alternates rapidly between being lit and unlit
On is lit
Off is unlit
Behavior Meaning
On Data is being logged.
Slow flash Enough FastStatic data has been logged. Alternatively, if
the red SV Tracking LED is on solid at the same time, the
receiver is in Monitor mode, and is checking for new
firmware to install.
Fast flash Data is being logged but memory is low.
Flash The receiver is in Sleep mode, and will wake up five
minutes before the scheduled start time of a timed
application file.
Off Data is not being logged, or the CompactFlash card is
full.
Behavior Meaning
Slow flash Tracking four or more satellites.
Fast flash Tracking three or fewer satellites.
Off Not tracking any satellites.
On The receiver is in Monitor mode, and is checking for new
firmware to install.
The term … means that the LED …