Operation Manual

2.
MODE
1.
ON/OFFTT]NE
SPEED
BATTERYCHECK
3. DISC
LEVEL
4.
GND
ADJUST
FIGURE4
a short
chirp.
This
lack
ofaudio
sound
indicates
it
is
time
for fresh
batteries.
The
non-motion
modes
(TR
DISC
and
ALL
METAL)
are retuned
back
to
tions.
2.
MODE
CONTROL.
This
switch
selcts
the
desired
operatingmode
ofthe
STINGRAy
II.TRDISCiT
and
thedisclevel
salt
beach,since
ral-
free
motion
discriminate
mode,
andthe
disc
level
control
can
be
used
to
adjust
the detectorto
eliminatetrash
items
as
desired.
ALLMETAL
is
a
non-motion
mode,
and
the
GND
adjust
control
can
be
used
to
adj
ust
the
detector's
response
to
ground
mineralization.
3. DISC
LEVEL
CONTROL.
trash
äTJfrl.,i
the d
in
the
TR
(6)
5.THRESHOLD
6.VOLUME
7.
SENSITIVITY
discriminate
sallybetunedneutral
some_
where
aroun
n Figure
6
gives
the
control
settings
whe
ly
found
trash
items
can
be
rejected.
4.
GND
ADJUST.
This
control
is
used
tosetthe
desiredresponsetoground
minerals
when
the
detector
is
used
in
the
ALL
METAL
mode.
It
doesn't
have
enough
range
to
compensate
forwet
salt
beaches,
so is
not
usable
when
searching
them.
The
detectors
response
to
ground
m
ineral
s should
be
set
so that
as
the
search
coil
approaches
normal gound
the detectors
tlueshold
goe
s
slightly
louder.
This
will
keep
the
detector
from
reading
holes
in
the
ground
when
it is
used
in
the motion
discriminate
mode.
NorE:
the
following
three
controls
are
mounted
inside
the
control
housing,
since
they
are
seldom
used
controts,
and
do
not
need
constant
adjustment.
s.THRESHOLDADJUST.
Thiscontol
ld(rh
forthetwonon-moti
ldbe
intheair,thefunesp
mod
ALL
METAL position.
Adjust
so
sound
is
very low,
just
barely
audible.
(7)