Spectra Precision Survey Pro v4.6 Ranger Reference Manual - Manual (Page 120)

Survey Pro Reference Manual
R-112
Layer
: displays the layer selected to store autonomous points.
Select Layer : opens up a layer prompt to allow you to select an
existing layer or create a new layer to store autonomous points.
Session Monitor
: is where you select to use the session monitoring
thresholds when collecting data with the Static / Rover Session
screen. To have Survey Pro display warnings during post processing
data collection, check Warn me if, and specify threshold values for the
number of SV, HDOP and memory.