Marcum Technologies VX-1P Manuale Utente

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Introduction 
Thank you for purchasing the MarCum VX-1 multicolor 
sonar unit. The VX-1 incorporates the latest in sonar 
technology, featuring 1000 watts of peak-to-peak power, 
patented signal interference rejection, auto zoom, and 
target separation down to 2.15 inches. Our goal is to set 
the industry standard for performance while maintaining 
the highest level of reliability. Please read this manual 
carefully before using your VX-1 system. Only by 
reading this manual can you realize the maximum 
benefit from your purchase — enjoy your new VX-1 
sonar system! 
General Description 
The VX-1 multi color sonar unit utilizes three different 
colors within its display to differentiate between densities 
of objects. The Red light displays the strongest of return 
signals, often signifying a hard bottom or a larger fish 
that is often in the center of the transmit signal (cone). 
The Orange light displays the next in the line of weaker-
signal returns, often signifying a softer bottom or smaller 
fish in the middle of the transmit signal or a larger fish on 
the outside of the transmit signal. The weakest return is 
displayed by a Green light and often signifies weeds, 
small bait-fish, medium-sized fish on the outside of the 
transmit signal, or a very soft bottom. The use of 
different colors in defining return signals is meant to be 
informative in indicating the size of fish, type of bottom or 
location of weeds. The interpretation of these signals 
improves with experience and use in the field.  
The VX-1 offers 12 levels of signal Interference 
Rejection (IR) from nearby competing units. This is most 
prevalent in ice-fishing applications where anglers 
utilizing sonar are often grouped together within small 
areas.  
The VX-1 can utilize any one of three different twenty-
degree (cone angle) transducers. The puck-style 
transducer is often used for mounting on the bottom of 
trolling motors or for in-hull applications. The high-speed 
transducer is intended for outside the hull mounting on 
the transom of a boat and is designed for picking up 
depth or return signals at higher speeds.  
The ice transducer is a weighted, self-aligning 
transducer used for ice-fishing applications. The VX-1 
runs off of any 12-volt power source and includes a 
power cord for wiring directly to the battery or into an 
electrical panel. The unit is mounted onto a factory-
supplied gimbal bracket that can be in turn attached to a 
rotating swivel base (not supplied) or mounted directly to 
a boat deck, drivers console, portable electronics shuttle, 
or located in an electronics locker. The VX-1 is designed 
to withstand moisture from rain, sleet or snow.  
Ice System Set-Up 
Your VX-1 ice system requires some assembly prior to 
being ice ready. You will need to attach the sonar 
bracket to the ice shuttle, place the battery in the 
recessed tray, hook-up the positive and negative lead 
from the VX-1 power cord to the battery terminals, and 
route the transducer cable through the ice arm and 
connect to the back of the sonar unit. You will also need 
to place the unit in the enclosed softcase. 
The transducer is weighted and will self-align when 
suspended from the adjustable ice arm. When ice 
conditions dictate (thick ice) you may suspend the ice 
ducer near the bottom of the hole to minimize sonar 
reflections. This generally occurs later in the season and 
when ice thickens to 24 inches or greater. 
Open Water Set-Up 
The VX-1 is an excellent sonar unit for open-water use. 
To convert the VX-1 from an ice system to an open 
water unit, remove the VX-1 powerhead from the 
electronics shuttle. A new gimbal bracket is supplied with 
the open water transducer kit and can be mounted on 
any flat surface. The unit should be mounted in a 
location that is free from other electrical apparatus to 
eliminate interference. If interference is observed, 
reposition the unit until optimum performance is 
obtained. Your boat’s 12-volt DC electrical system can 
be used to power the unit. A power buss can be used, 
but interference may result. Interference is recognized 
as random flashes around the dial. Lowest noise will be 
obtained by direct connection to the battery. 
The VX-1 is protected from accidental polarity reversals. 
No damage will result from an incorrect battery hook-up. 
The ice-fishing transducer supplied with the Ice System 
is not designed for open-water use. There are two 
transducer choices for use in open water. The high-
speed transducer is designed for transom mounting 
(outside the hull) and reads depth while the boat is on 
plane. The puck-style transducer is most often mounted 
on the bottom of a trolling motor or epoxied into the hull 
of a fiberglass boat. 
High-Speed Transducer Installation  
High-Speed transducers are designed to be mounted on 
the transom of a boat. If properly installed, you will be 
able to read depth, weeds, and fish while the boat is on 
plane. Transducer mounting location is critical for 
optimum performance of the VX-1 sonar unit. The 
mounting location should be free of any white water or 
turbulence resulting from rivets, ribs or hull strakes. It is 
preferable to mount the transducer at least 18 inches 
from the centerline of the boat to avoid turbulent water 
resulting from the outboard motor. The transducer is 
wedge-shaped and should be mounted with the leading