RGK PR-3M, User Manual

Page: 4 / 8

4
Button functions
Line Select: Pressing the Line Select button will cycle
through the options. The sequence is shown below:
• when turned on, the horizontal beam lights up;
• single press simultaneously turns on the horizontal beam
and the vertical beam;
• double press simultaneously turns on the horizontal beam
and vertical beam;
• pressing three times returns the device to its original
position.
Line
Select