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Ⅰ. Check (For RTS680 series)
(1)Install the instrument at the tripod or a stable device and level it accurately, then turn
on the instrument’s power on.
(2) Set a prism about 2m far away from the instrument.
(3) Aim at the prism center with telescope reticle
(4) Enter EDM signal testing screen, see “§4.7 Setting Mode”.
(5) Observe through eyepiece, turn the focusing knob until the read mark is clear, if the
deviation between mark and cross-hair is not over 1/5 of red mark diameter, adjustment is
unnecessary.
Ⅱ. Check (For OTS680 series)
(1) Install the instrument at the tripod or a stable device and level it accurately, then
power on the instrument.
(2) Set a reflective sheet about 5m-20m far away from the instrument.
(3) Aim at the sheet cross-mark with telescope reticle.
(4) Enter EDM signal testing screen, see “§4.7 Setting Mode”.
(5) Observe the laser spot, if the laser spot coincides with the cross-mark of reflective
sheet, adjustment is unnecessary.
NOTE:
1. Laser radiation—Avoid direct eye exposure.
2. If the instrument needs adjustment, please contact your local dealer.