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9. CHECKS AND ADJUSTMENTS
67
4
Take elevation readings at both control points using the laser beam and the transit or level.
If the distance between the readings at each point (x1 and x2) are the same, the unit does
not need adjustment. If x1 and x2 are not the same, the unit requires adjustment as follows.
Adjusting Calibration
Procedure
Key operation
Display
1
When checking is finished, turn the
power OFF.
2
Press Power ON key while pressing
and holding the SET key.
"0 SET" is displayed.
Power OFF
+