Spectra Precision Survey Pro v4.5 Recon and Nomad Reference Manual - Manual (Page 302)

Survey Pro Reference Manual
R-294
zeroed on a design point is meaningless once the design point
has been staked.
Note: The Circle Zero button is not available when using a robotic
total station.
< Back : returns to the previous screen.
Stake > : accesses the next screen, which is identical to the third
Stake Points screen, described on Page R-272.