Sokkia CX Series Operator's Manual page 42

7. SETTING UP THE INSTRUMENT
6. Set the tilt angle to 0° using foot
screws A and B for the X direction
and levelling screw C for the Y
direction.
7. Loosen the centering screw
slightly.
Looking through the optical
plummet eyepiece, slide the
instrument over the tripod head
until the survey point is exactly
centered in the reticle.
Retighten the centering screw
securely.
• When the instrument was
centered using the laser
plummet, emit the plummet
beam again to check position
over the survey point.
PROCEDURE Centering
with the laser plummet (
8. Confirm that the bubble is
positioned at the center of the
circular level on the screen.
If not, repeat the procedure starting
from step 6.
9. When levelling is completed, press
[OK] changes to the OBS mode.
PROCEDURE
1. Center the bubble in the circular
level.
"PROCEDURE Levelling
using screen" steps 1 and 2
32
Levelling using plate level
)