Topcon RL-VH4DR/G2, Инструкция по эксплуатации

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5
Turn the unit on again and allow auto-leveling to
complete.
6
Make a new mark (Mb) where the laser beam strikes
the paper.
7
Measure the distance between the first mark (Ma)
and the second mark (Mb). No calibration is
necessary if distance is within 6 mm (1/4 of an inch).
8
Repeat procedure for the Y axis.
If less than 6 mm (.23 inches)
No calibration Necessary
30 m (98 feet)
X2 laser beam
X1 laser beam