4
4.9 ON/OFF(Main unit)
Locking is unlocked, the instrument is on, and the power indication light is on.
Locking is locked, the instrument is off, and the power indication light is off.
When the instrument is on, if the laser flash with the buzzer sound, which shows the instrument is out of range, please
place the instrument to level again.
4.10 Receiving mode button
Note: The receiving mode button can only be available when there is laser output,if there is no laser output, this button
is invalid.
4.11 Laser output controlling button
Press the instrument output is as the following
：（
Models that end with D can output front dot
）
Press the instrument output is as the following
：（
Models that end with D can output front dot
）
5 lines 3 lines
Press the instrument output is as the following
：
5 lines 3 lines
Receiveing mode
Mode
indication light
Brightness of
laser light
Detector
On
On
Dim
receivable
Off
Off
Normal
Can’t receive
Unlock
Lock
