3. Bottom Signal LED
There are 2 bottom signal LEDs.
In most situations, the two bottom signal LEDs turn
on first when the detector approaches the target
object.
4. Power LED
It lights as a power indicator when the TEST button
is pressed.
5. TEST button
Use to turn the detector on. You must depress and
hold this switch down to calibrate the detector or
when you wish to perform detection operation.
6. Selector switch
A three position switch used to select the required
scan mode. Available scanning modes are:
STUD ------- Stud scan mode
METAL ------ Metal scan mode
AC WIRE --- AC voltage scan mode
7. MARK button
In some conditions it is not suitable to make marks
with pencil. You can press this button to mark dots
on the wall surface.
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