Pentax R-322N - Manual (Page 21)

P18
If the Laser key is pushed and the laser plummet
key is pushed, it becomes the brightness
adjustment screen of the laser plummet device.
The screen becomes dark by
key and
becomes bright by key
The adjustment is completed with the ENT key
and it returns to electronic vial screen.
The brightness adjustment step of the laser is 10 steps.
Even if the brightness of the laser plummet is lightened most under hot weather, it is not easy
to check visually it occasionally. In this case, it becomes easy to look the laser position if you
make a few shadows with container case or your foot.
The laser plummet is adjusted to be within 0.8mm at the instrument height at factory shipping.
Please confirm the amount of the gap (direction of X and Y direction) with the laser plummet
beforehand compared with plumb bomb etc. when working like accurately putting out a
perpendicular direction using the laser plummet function.
Please do not look at the laser source of beam directly.
Adjustment LD plumb power
DOWN UP
DOWN UP
ELECTRONIC VIAL
T. COMP.
TILT LD POINT PLUM.ADJ SENS.