Download User Manual

Versa Electronics
www.marcumtech.com
ICE of
MODE—
Your
Showdown
sonar
exclusive
ICEthe
MODE,
a will
feet
the water
column.
PressTroller
and hold
theoffers
button
again, and
display
feature unique to Showdown sonar units, which allows for seamless operation
nowshowthebottom5feetofthewatercolumn.ToexitZOOM,pressand
in
thethe
coldest
conditions.
Troller
hold
button
again, andWith
you ICE
will MODE
be backactive,
to full Showdown
water column
view.triggers
an internal LCD heater that keeps the liquid crystals moving at their normal
RANGE—
Showdown
Troller
is equipped with
5-separate
depth
ranges—
super high The
speeds,
regardless
of sub-freezing
temperature.
This
means
that
anglers no longer have to worry about their sonar “slowing down” due to
20,40,60,80,and120’.Regardlessofthemanualdepthrangesetting,
freezing liquid
crystals.
While this
feature
is called
Mode”,
youeven
mayiffind
Showdown
Troller
will always
display
digital
depth“Ice
down
to 120’,
bottom
that
your Showdown
performs
a wide
variety
of conditions when
is deeper
than the bottom
limit better
of yourunder
current
RANGE
setting.
in “ICE” mode. The extra amount of power used to operate the LCD heater is
AUTO RANGE— In Auto Range mode, Showdown Troller will automatically
insignificant.
lock into the depth range appropriate to the depth of the water. For instance,
NOTE:
If your
Showdown
TrollerTroller
is leftwill
in extreme
cold for
an in
extended
time
in 32-feet
of water,
Showdown
automatically
lock
at the 40-foot
period
with the
POWER
one turn
to two
forand
the Ice
depth range.
Auto
Rangeturned
allowsOFF,
you allow
to simply
onminutes
the power
begin
Mode
to warm
crystals
has been
fishing.LCD
Yourheater
Ice Troller
is in the
Auto
Rangesufficiently,
Mode whenafter
youPOWER
turn it on.
turned ON, and ICE Mode has been activated. After the ICE Mode LCD
MANUAL
heater
hasRANGE—TomanuallyadjusttheTroller’sdepthrange,press
been running for an extended period, it is perfectly normal for the
Showdown
Troller power-head to feel warm.
theRANGE/METRICkey.Thiswillcausethedigitaldepthmarkerstoflash
on-and-off, indicating that the sonar has switched from AUTO RANGE mode
TO
INITIATE RANGE
ICE MODE,
simply
press
UP and
DOWN press
buttons
simultaneto MANUAL
mode.
While
the the
display
is flashing,
either
the UP
ously.
You will now see the message “ICE ON” flash briefly at the bottom of
orDOWNkeytotogglebetweendepthranges—20-FT,40-FT,60-FT,80-FT,
the
screen.
The UP
internal
LCD
heaterto
is the
nownext
activated.
To depth
exit ICE
mode
and
120FT,
Pressing
moves
RANGE
shallower
zone;
DOWN
return
Showdown Troller to normal operating mode, press the UP and DOWN
movestothenextdeeperzone.TogobacktoAutoRange,presstheRANGE/
keys
simultaneously. The message “ICE OFF” will now flash briefly at the
METRICkey,thenpresstheUPkey(movingRangetothenextshallower
bottom
thethe
screen.
setting) of
until
Range passes the 20-foot range by one step. At this point, you
see a flashing “A” icon instead of the FEET indicator. To return to manual range,
SENSITIVITY— The Showdown Troller is a highly sensitive sonar unit capable
simplypressRANGE/METRICagain,andscrollDOWNtothedesiredrange.
of reading the tiniest of solid objects below. It features a 25-level adjustable
Sensitivity
withyour
surface
clutter
elimination.
Ideally,
METRIC—function
To change
display
to read
in meters
ratherSensitivity
than feet, should
press and
be
set at the lowest level possible to still view your lure and surrounding fish,
holdtheRANGE/METRICforapproximately4seconds.Wheninmetricmode,
while
at the
same time “tuning
out”zoom
excessive
clutterwill
in the
water column.
all depth
measurements,
including
functions,
be displayed
in meters.
Clutter can make reading the sonar screen more difficult. Clutter can be
Repeat this process to return to measurements in feet.
caused by any number of suspended items, including algae, zooplankton, tiny
bubbles,
and other particles.
NOISE (Interference
Rejection)—Theunit’sNoiseRejectionfeatureallows
you to use your Showdown Troller in close proximity to other sonar units, trolling
If
you’re and
seeing
tooelectronic
much clutter,
simply
decrease
the Sensitivity
levelsignal
until the
motors,
other
devices
without
experiencing
excessive
clutter
disappears. Conversely, if you’re not reading your lure directly below
interference.Aten(10)levelNoiseRejectionfunctionallowsyoutoadjusttoa
the transducer, consider increasing the Sensitivity level. In most cases, you
widerangeofrejectionlevels.If“noiseinterference”occurs,increasetheNoise
will have the best performance with the Sensitivity set between 5 and 10. To
Rejectionleveluntilyoueffectivelyeliminatethesignalinterference.Toadjust
adjust Showdown Troller SENSITIVITY, press the SENS/ZOOM button. The
theTroller’sNOISERejectioncontrol,simplypresstheNOISE/BATTbutton
“SENS” indicator will appear at the lower left of view-screen, along with a
once.
The message “noi” will start to blink at the bottom of the screen, followed
number that indicates the Sensitivity setting (0 to 25) at the bottom of the
byanumber.ThisnumberindicatesthelevelofNOISErejectionyouareat.
screen. With the SENS indicator activated, press the UP or DOWN key to
Pressing
thedecrease
UP or DOWN
at this time
will
change
this number and
increase or
sonarbutton
SENSITIVITY
to the
desired
level.
yourlevelofnoiserejection.Continuetoadjustuntilinterferenceiseliminated.
Afterapproximately5-seconds,allnoiserejectiondatawilldisappearfromthe
ZOOM—The Troller has a bottom lock zoom feature that allows the user
screen,
still be active.
to
have but
a close-up
look at the bottom 5 or 10 feet of the water column. To
activate the bottom-lock zoom, press and hold the SENS/ZOOM button for
BATTERY STATUS—PressandholdtheNOISE/BATTbuttonforapproximately
approximately
4 seconds, and the display will change to show the bottom 10
4 seconds
and your
battery
status
will
appear,
reflected
in aand
percentage
of will
feet
of the water
column.
Press
and
hold
the button
again,
the display
0-100show
at the
bottom
of5the
display.
This status
indicator
disappear
now
the
bottom
feet
of the water
column.
To exitwill
ZOOM,
pressafter
anda
few seconds.
hold
the button again, and you will be back to full water column view.
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