HTC LD-70, Руководство пользователя

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2) Press the key to firstly measure the length of hypotenuse line (1)
according to screen prompt.
3) Press the key to measure the length of the second line (2).
4) Press the key to measure the length of the bottom line (3).
5) Length of the dotted line on the right side will be calculated automatically by
the meter and displayed on the main screen.
7.8.3 Indirect measurement --to fix the distance of the hypotenuse edge
by measuring the two vertical edges
1) Press the key 3 times, the triangle icon with vertical edge
flashing will appear on the screen, the laser is turned on.
2) Press the key to firstly measure the length of vertical line (1)
according to screen prompt.
3) Press the key to measure the length of the bottom line (2).
4) Length of the dotted hypotenuse line on the left side will be calculated
automatically by the meter and displayed on the main screen..