can press [5] to update boot image and press [6] to update
language;
7) After update program, boot image, language, press [3] to
end the update and press power button to turn on the
instrument to run the updated program.
9.4 Program
The operation in the menu of staking out :
Press the key of [MENU] ,the instrument will enter into the
mode of "Menu 1/2".Press the key of [4](Program):
enter into the program menu, as shown in picture below:
9.4.1 Remote height (REM)
REM is adequate for measuring the target height when the prism
cannot be placed at the target point. Under 'REM' mode, you can
place the prism on any point along the plumb line of the target point
to obtain the height of target.
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