America Inc. Fish Finder User Manual

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SERVICE MAN MENU

■ TIMING adjustment

The system cable length affects the sweep timing.

When the cable length adjustment is not correct, a

straight target is shown as a curved echo. Thus, cable

length adjustment is necessary.

q Position your boat near a straight target such as

breakwater, wharf, etc.

w Push [–]/[ ] several times to select

⁄8 or

⁄4 NM

range.

e Push [TX (SAVE)]/[ ] to display the target

on the screen.

r Push [MENU]/[ ], [Ú] and [

≈

] several times to

display the “SERVICE MAN” menu.

t Push [Ú] until the “TIMING ADJ.” section becomes

highlighted.

y Push [

Ω≈

] to adjust the echo until it becomes

straight. (see below)

Push

[MENU]/[ ]

to return to the normal screen.

Proper adjustment Improper, pulling inward Improper, pushing outward

■ HDG adjustment

If the heading marker line differs from the exact bow

direction, correct the heading marker line as follows.

This function may be helpful when the scanner has not

been mounted exactly in the direction of the bow.

q Line up the bow of the boat with an identiﬁable tar-

get.

w Push [TX (SAVE)]/[ ] to display the target

on the screen.

e Push [MENU]/[ ], [Ú] and [≈] several times to

display the “SERVICE MAN” menu.

r Push [Ú] until the “HDG ADJ.” section becomes

highlighted.

t Push [Ω ≈] to adjust, until the target matches the

heading marker. (the difference can be read out on

the menu screen)

y Push [MENU]/[ ] to return to the normal screen.

T.VECT

0.000NM

CURS

SOG

H UP

000.0˚R

HDG

SERVICE MAN

SPD ADJ.

0.0

SETUP MEMORY

RANGE

24000 MONITOR

HEATER

5731.0H

TX TIME

30.0

OUTPUT

ENGLISH

VOLTAGE

340

3.0

0.55

TIMING ADJ.

1/8 3/4 2 6 16 36

1/4 1 3 8 24

1/2 1.5 4 32

HDG ADJ.