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Select the points with the help of keys ▲▼ and press
„ENT‟ to save the your choice. If cannot get the point, the
coordinate will remain its origin and the instrument will display
„Can‟t be get!‟.
Press „M.Pt‟ (Soft key F3). The operation is the same as
that of „K.Pt‟
9.1.3 Setup of BBS(back-sight point)
To set up BBS is to relate the earth coordinate with the
instrument coordinate.
To transfer coordinate of points from files under this
function is the same as set up station. After inputting the
coordinate of the BBS, users have to aim at the BBS to orient as
well. As soon as the orientation finishes, the horizontal angle
column on the screen displays the earth azimuth angle.
After entering or transferring the coordinate of the BBS,
please „Aim the BBS‟ and press „Enter‟ to orient, otherwise,
press „ESC‟
After pressing „ENT‟, the coordinate of BBS is displayed
on the screen and press „Check‟ to measure the BBS and check
the result