
5
SECTION II: OPERATING CONTROLS
ON / Volume :
To turn the unit on, push
this button. Upon turn on, the volume
defaults to HIGH. Pushing the button a
second time changes the volume to
MEDIUM. Pushing the button a third time
MUTES the volume. Additional pushes of this
button cycle the volume through HIGH-
MEDIUM-MUTE.
OFF:
To turn the unit off, push this button.
GAIN :
The sensitivity of the unit can
be increased (to detect smaller objects at
greater depths) or decreased (to detect
larger objects at smaller depths) by adjusting
the gain up or down pushing the UP or
DOWN arrow buttons.
Figure 3: GA-92XTd Face Plate