62
③
Adjust
the
horizontal
tangent unit to make the dHA
(Horizontal angle difference )
becomes value 0, then press F4
PressF1 (Meas.)
Move level
screw
F4
F1
④
Press F3 (1/3) to switch
When all value in page 1 and 3
become 0, the test built of
layout point has completed
F3
⑥
Press F4 (Next Pt), into next
stakeout point
F4
dHA