Eagle MAGNA PLUS, MAGNA INSTALLATION AND OPERATION INSTRUCTIONS

Magna

and

Magna

Plus

INSTALLATION

INSTRUCTIONS

LITHO IN U.S.A.

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988-0106-42 EAGI

AND

OPERATION

F7jTM

i-low to

We

back

genuine

authorized will

help you

Customer Service

Service Center are

Obtain Service

investment in

your

Eagle replacement

Eagle

find the

Service

Center.

your

surface carrier at no

Factory Repair

If

unit needs

your

use the

following

repair,

address:

Center nearest

closest

repairfacility.

Transportation

responsability.

charge.

and

quality products

If

parts.

you

need

you.

If

The

you

wish to

write or send a

with

quick, expert

service or

repairs,

The enclosed Service

desired, you

expenses

product

can contact the

to us or to the will be returned to

product

service and

contact the

Center List

Factory

Authorized

you by

to the

factory,

EAGLE

Alt:

12000 E

ELECTRONICS

Service

Department

Skelly

Dr

Tulsa, OK 74128-2486 You can

Customer

technician

returning your

For the

When do the

1. Use the

2.

3. For

call or write to an

Service

may

unit.

Eagle

factory

sending

following:

a

original

shipping your

Always

insure the

proper testing,

describing

address,

the

and a

Department

be able to solve the

product

product.

problem.

daytime

IMPORTANT: Be sure product

if it is still in

authorized

before

Eagle

sending your

problem

customer service

to the

factory

box and filler

department,

or a service

material the

parcel against damage

and

repair,

warranty.

service,

Be sure

telephone

to include

number.

proof

Service

Center or the

unit in for

and save

product

or loss

the inconvenience of

you

call

1-918-234-1452.

we

center,

was

during shipment.

send a brief note

your name,

of

purchase

when

Factory

repair.

recommend

return

sending

in when

product

shipping

packed

with the

A

you

the

27

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boat must be

4. The

is

motionless,

lines.

fish

moving

stay

at

in the

aslowtrolling

cone,

showing

speed

on the

ELECTRICAL NOISE A

sonar's completely

cause of sonar

major

display

problems

as random

coverthe screen

or not at all. To eliminate or minimize

cause. With the boat at rest in the electrical

your

be a

equipment

turn onthe turn the

all

noted,

If

you

or

power

interference. certain to

unit's

If

certain

Increase the RPM with the

the

wiring. Try using resistorspark plugs,

power the

supplied

equipment

then turn off ASP

on,

Magna

bottom

steady

the boat and view the effect on the sonar's

on

bilgepumpandviewthesonardisplayfornoise.

off,

pump

electrical

equipment

then turned

find noise interference from an electrical instrument,

radio, try

to isolate the

cable and transducer cable

VHF radio antenna

the sonar's wires

keep

powercable

no noise

problem

battery helps

displays

everything exdept

could be one of three

cable

away

eliminate noise

with the unit when

the effects of electrical

on the boat off. Make

signal

then turn on the VHF radio andtransmit.

has been turned

off.

directlyto

on the sonar unit from

from

engine wiring. Again,

is electrical noise. This

patterns

with black

on the

problem.

the

of dots or lines. In

dots,

the first

water,

(Advanced

display.

cables radiate noise when

away

battery

certain the

Now turn

on,

You can

from the

away

from it. You

to isolate

the sonar unit is turned gearshift

in neutral. If noise

things;

spark plugs,

alternatorfilters,

problems.

wiring

the

Make certain to

power

to see fish arches. lithe boat

as

display

or cause the

noise,

thing you

Signal Processing).

on each

effect on the sonar

their

usually

wiring

may

it from

electrical

off,

the

routing

cable to the

straight

usually

appears

severe

unit

first

cases,

operate

determine the

to

try

should do is turn all

is

engine

off,

There should

piece

display.

For

If no noise is

Keep doing

motor,

trolling

re-route

the sonar unit's

that is

transmitting,

need to route the sonar

otherwiring

equipment,

then start the

appears

alternator,

or

routing

power

on the

ortachometer

the sonar unit's

cable

use the in-line fuse

battery.

horizontal

on the

It can

erraticly,

also. Turn

of electrical

example,

present,

this until

display

pump,

causing

on the boat.

then make

the

so

engine.

display,

directly

be

to

TABLE OF CONTENTS

INTRODUCTION INSTALLATION

POWER CONNECTIONS

SPEED/TEMPERATURE SENSOR

KEYBOARD BASICS DISPLAY

MENUS

OPERATION AUTOMATIC

RANGE

ZOOM - Automatic ZOOM - Manual

SENSITIVITY

GRAYLINE® FISH ID

cHART5PEED

DISPLAY MODE ALARMS

FISH ALARM DEPTH ALARM

LAMP FEET/METER

DISPLAy CONTRAST

ASP

(Advanced Signal Processing)

TRANSDUCERS AND CONE ANGLES SIGNAL INTERPRETATION

FISH ARCHES WATER TEMPERATURE

SURVEYINGALAKE

BAIT FISH

SONAR TROUBLESHOOTING

HOW TO OBTAIN

Operation

AND THERMOCLINES

SERVICE

1

2 3

4 5

5 6

6 6

7

8

9

10

11

12 14

14 15

16 16 16

17

18 19

20

21

23 23

24

27

When no noise

source is

noise experience

orwhen the

water, will be the location

be

must

Read

yourtransducer

appears

probably

make

in a location that has a smooth flow of water

placed

on the sonar unit after all of the

cavitation.

sonar installations which function

hasty boat is at rest. In

and/or

angle

Many

all

nearly

cases,

of the transducer.

owners manual for the

above

novices or

persons

perfectly

the cause of the

The face of the transducer

at all boat

best

mounting

position.

then the

tests,

with limited

shallow

in

malfunction

speeds.

Copyright

All features and

All screens

©

1990,

All

rights

specifications

in

this

Eagle

Electronics

reserved.

subject

to

change

manual are simulated.

without notice.

26

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Weak

bottom

2.

Electrical noisefromthe boat's

the sonarto This can cause the from the

3.

The water

echo,

automatically

dispiay.

may

digital readings erratic,

unit to eliminate

be

deeper

sonarcan't find the bottom

flash

continuously.

are in. If

you

to a realistic

range

move into

you

it

this

may change

happens, place

one,

(for example,

shallower

water,

or no

fish

signals (cont.):

motorcan interfere with the sonar. This causes

increase its Discrimination or noise

weakersignais

than the sonar's

while it's in the

signal

the

range

such as fish or even structure

to find the bottom. if the

ability

automatic

to limits

fargreaterthan

the unit in the manual

0-100

a bottom

and increase the

feet)

should

signal

mode,

appear.

rejection

then

feature.

the

digital

the water

change

sensitivity.

will

the

As

4. Check the also

drops, reducing

Bottom echo bottom

1. The

flow of water water

disrupt

other

targets.

2.

Electrical noise fromthe boat's motorcan interfere with

the

sonar to

battery voltage,

its

disappears

echo while boat is

transducer

may

in orderfor the sonar to work at

the sonar

The technical term for this is

automatically

This can cause the unit to from the and transducer cables

display. Try using

away

No fish arches when the

1. Make certain

problem

manual for more

2. The

sensitivity may

it has to be

arch, until it leaves. If the

when it is in the

if a

transducer is

arch is

partial

information.

not be

able to receive the fish's echo from the time

sensitivity

center of the cone.

lithe

voltage drops,

to find

ability

at

high speeds

the bottom or

or

erratic

moving

be in turbulent water, It must be

all boat

signals, interfering

increase its Discrimination

eliminate

weakersignals

resistorspark plugs

with its

'Cavitation',

or

from other electrical

Fish ID feature is off:

pointing straight

displayed.

See the Fish Arch section in

high enough.

is not

high enough,

down. This is the most

In

orderforthe unit to

the unit's

targets.

transmitter

digital reading

mounted in a smooth

speeds.

ability

or noise

such as fish or even

routing

wiring

the unit

Air bubbles in the

to find the bottom or

the sonar. This causes

rejection

the sonar unit's

on the boat.

your

display

it enters the cone

displays

the fish

power

or weak

feature.

structure

power

common

owner's

a fish

only

3. Use the in on a small better luck This

Zoom feature. it is much easier to

of waterthan a

range

fish arches with a 30

seeing

enlarges

the

targets, allowing

large

to 60 foot

the

display

fish

display

one. For

example,

range

to show much more

arches when zoomed

will

you

than a 0 to 60

have much

foot

detail.

range.

25

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IMPORTANT

SERVICE INFORMATION!

If

unit is not

your

troubleshooting

tomerservice the How To Obtain Service section on

working,

section before

department. Itmaysave

or if

SONAR TROUBLESHOOTING Unit won't turn on:

1. Check the

2. Make certain the

to the

positive battery

3. Check the fuse.

4. Measure the

11 volts. If it

on the terminals are

Unit

isn't,

freezes,

cable's connection at the unit. Also

power

terminal,

batteryvoltage

the

wiring

corroded,

locks

up,

or

need technical

you

contacting

cable is wired

black to

atthe unit's

a service center or the

youthetroubleof returning yourunit.

27 if

page

properly.

negative

powerconnector.

to the unit is defective,

orthe

operates

battery

needs

erratically:

help, please

need service.

you

The red wire connects

or

ground.

use the

check

factory

the

wiring.

It should be at least

the

batteiyterminals

charging.

following

cus-

See

orwiring

INTRODUCTION

Thank

is a

high quality

you

for

purchasing

sonar

fishermen. These units

the

displays

press have to do

features available

To

get

This is down the

bottom, fish,

the on

key. However,

is

press

started with where it all

road. After

through easy-to-use

your Eagle

begins. Improper

an

designed

Eagle

for both

sonar. Your

have an automatic feature

structure,

if

the menu

you've

and morel All

wish to fine tune the

you

The

key.

first

unit,

installation

read the

read the rest of the manual. The more

it will

better

head for the

INSTALLATION

Mount the

ance when it's tilted for the best base allow wood screw or

to

place a piece

the

panel.

the

power

perform

water.

Magna

Make certain there

and transducer cables.

for

in

any

of

plywood

Take this manual

you.

convenient

location, provided

viewing angle.

through

bolt

on the back side of thin

is

enough

or

and

Magna

novice

Magna

professional

that finds and

have to do is

you

all

unit,

has

Magna

menus.

series

powerful

read the installation section.

can cause

instructions,

know about

you

install the

problems

unit,

your

unit,

for reference when

there is clear-

Roles in the bracket's

It

mounting.

be

may

panels

necessary

to reinforce

room behind the unit to attach

Plus

you

then

the

you

1. Electrical

interfering

from other electrical cable

2.

Inspect

3. Check both the transducer

securely plugged

Weak bottom

1. Make certain transducer is

transducer.

its effectiveness. If the transducer is mounted inside

shooting through only

hull. Do NOT use RTV

noise from the boat's

with the sonar unit.

wiring

to the

directly

battery

the transducer cable for

in to the unit.

echo,

digItal readings

Oil, dirt,

andfuel cancauseafilmtoformonthetransducer, reducing

one

silicone rubber adhesive or MarinetexN.

motor, trolling

may help.

through

breaks,

power

erratic,

24

the

connectors. Make certain both are

straight

Re-routing

on the boat

instead of

and

pointing

layeroffiberglass

motor,

powerand

Route the sonar

a fuse block or

or

cuts,

pinched

or no fish

down. Clean the face of the

and that it is

or an

accessory

transducercables

upit's power

ignition

wires.

signals:

the

securely

be sure it is

hull,

bonded to the

may

away

switch

be

Drill a hole in the dash for the

location for this hole is

the bracket covers the hole.

way,

and transducer cables can

can't

pass a power

immediately

pass

or transducer connector

transducer cables. The best

and

power

under the

gimbal

The smallest hole both the

inch.

through

is one

and another cable

1

bracket. This

power

However,

you

through

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