Garrett Metal Detectors Metal Detectors GTAx 550 - Manual (Page 16)

2. PINPOINT (Coin Depth) - Activates pinpointing
function and indicates depth of coin-sized targets on
the Lower Scale of the Graphic Display.
3. LAST MODE - Returns the detector to the
operating mode previously used. This touchpad
can be particularly helpful while scanning because
it effectively converts your GTAx 550 into a dual
mode detector.
NOTE: Pressing and releasing the touchpad makes
it easy to alternate between the A and B Modes.
4. SET DEPTH (Sensitivity) - Permits using the
+ and - touchpads to regulate depth (sensitivity) of
the detector. When the Depth touchpad is pressed,
the display screen will appear with factory settings
at approximately 75%, as indicated on the Upper
Scale. You can use the + and - touchpads to adjust
the depth (sensitivity) to which your detector will
operate effectively.
After pressing the Depth touchpad, press (+) to
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