e-survey ET2A, Руководство по обслуживанию

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SHANGHAI ESURVEY GNSS CO., LTD.
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8. Press to power on the instrument, and long press R/L when the following display
shows:
The following result shows:
9. Aim at the reticle of collimator or the obvious target at a distance, and press 0SET :
10. Rotate the instrument 180°.
11. Aim at the reticle of collimator or the obvious target at a distance, and press 0SET
twice.
12. Repeat the whole process of checking and adjusting the vertical index error until the
error is less than or equal to 10''.
5.8 Check and Adjust the Linearity of the Compensator
To check and adjust the linearity of the compensator, do the following:
1. Fix the instrument on the calibration stand.
2. Make the light axis collimator upright with the connecting line of two foot screws of
the tribrach.
The projection of light axis should be through the third foot screw.