66
Other Procedures
19.2 Adjusting the Reticle
The reticle cross-lines can be corrected if out of adjustment.
While reading the staff RAB-code, adjust the reticle by
correcting the reference value of the CCD line sensor and
then make mechanical adjustments to the instrument.
• Correcting the reference value of the CCD line sensor
As described in the following procedure, high accuracy
readings are obtained by turning the tripod and taking repeat
readings of the staff. For less accurate readings, see Notes
for checking the reticle without turning the tripod.
4 Eliminate the remaining shift by
turning the circular level adjusting
screws with the hexagonal wrench
until the bubble is centered.
5 Turn the instrument 180°.
If the bubble stays in the center,
adjustment is completed. If the
bubble moves, repeat steps 3 and 4.
1 In menu mode, select "Config", then
in page 1 of the Config. menu, select
"Adjust".
2 Place staffs a and b approximately
30m apart and set the instrument
halfway between the staffs (position
A).
Adjust with the level
adjusting screw
Adjusting screws
DL502-503.book 66 ページ ２０１０年４月５日 月曜日 午前９時４７分
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