Sokkia 30R Series Operator's Manual page 37

PROCEDURE Levelling on the screen
1. Press {ON} to power on
2. Press [TILT] in the second page of
Meas Mode to display the circular
level on the screen.
" " indicates bubble in circular
level. The range of the inside circle
is ±3' and the range of the outside
circle is ±6'.
Tilt angle values X and Y are also
displayed on the screen.
3. Center " " in the circular level
"7.2 Levelling" steps 1 to 2
4. Turn the instrument until the
telescope is parallel to a line
between levelling foot screws A
and B, then tighten the horizontal
clamp.
5. Set the tilt angle to 0° using foot
screws A and B for the X direction
and levelling screw C for the Y
direction.
6. Press {ESC} to return to Meas
Mode.
7. SETTING UP THE INSTRUMENT
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