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舶用機器 Garmin GPSMAP 421sのPDF リファレンス・マニュアルをオンラインで閲覧またはダウンロードできます。Garmin GPSMAP 421s 2 ページ。 Marine navigation equipment
Garmin GPSMAP 421s にも：取付説明書 (12 ページ), テクニカル・リファレンス (42 ページ), 重要な安全情報 (48 ページ), 取付説明書 (28 ページ), テンプレートマニュアル (2 ページ), 適合宣言 (1 ページ)

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Turning the Unit On and Acquiring a Signal

See the Important Safety and Product Information guide in the product box for product warnings and other

important information.

Turning the Unit On or Off

To turn on the unit, press and release the

Power

key. When the Warning

screen appears, select

I Agree

to view the Home screen. To turn off the

Power

unit, press and hold the

key.

Acquiring GPS Satellite Signals

When you turn on the unit, the GPS receiver must collect satellite data and

establish the current location. When the unit acquires satellite signals, the

signal strength bars at the top of the Home screen are green

unit loses satellite signals, the green bars disappear

and the position

icon displays a flashing question mark.

Please visit

www.garmin.com

for additional documentation and information.

Adjusting the Display Settings

To adjust the backlight:

1. Press and release the Power key.

2. Select Backlight.

3. Press left or right on the Rocker to manually adjust the backlight.

Note: Press the

Power

key repeatedly to cycle between

maximum backlight, minimum backlight, and your manual setting.

To switch between day mode and night

mode:

1. Press and release the Power key.

Select Color

Mode.

3. Press left or right on the Rocker to switch

between modes.

Day Mode

PoWeR/BACKLIGHt—Press and hold to turn the unit

on or off; press and release to adjust the backlight and the

day and night modes.

RANGe (-/+)—Press to adjust the range of the sonar, to

zoom in or out on a chart, to page up or down on lists, or to

adjust the backlight level.

RoCKeR—Press up, down, left, or right to move through

menus, highlight fields, and enter data.

MARK—Press to mark a waypoint.

SeLeCt—Press to select highlighted items.

. When the

Home Screen

HoMe—Press to return to the Home screen.

MeNU—Press to access additional settings and configuration options; press to return to the

previous screen when indicated.

Panning and Zooming on the Navigation Chart

Use the

Rocker

to other areas on the Navigation chart. As you pan past the edge of the current map display,

the screen scrolls forward to provide continuous map coverage.

Map pointer

Zooming In and Out on the Map

The Range (-/+) keys control the zoom level, indicated by the scale at the bottom of the

Navigation chart (

Night Mode

Using the Keypad

to move the map pointer (

) away from your current location and to scroll

As you move the map pointer, you can view the

distance and bearing from your current location and

the map pointer location coordinates in the lower-

right corner of the map.

To pan the map, press up, down, right, or left on the

Rocker.

). The bar under the number represents that distance on the map.

Using Routes and Tracks

POWER/

To create a route from your present location:

BACKLIGHT

1. From the Navigation chart, use the map pointer (

RANGE

destination and press SELECT.

Select Navigate To > Route

To.

ROCKER

3. Use the map pointer (

) to select the location at which you want to

MARK

make the last turn toward your destination.

SELECT

4. Press SELECT. Repeat this step to add additional turns.

5. Press MENU to cancel, to undo the last turn, or to begin navigating the

route.

HOME

To create a route in another location:

From the Home screen, select Information > User Data > Routes > New

Select Use Chart or Use Waypoint

If you select Use

Chart, use the map pointer (

want to start the new route. If you select Use Waypoint

route and press SELECT.

4. Choose the location of the first turn and press SELECT. Repeat until the route is complete.

5. Select MENU to save the route.

6. Select the route to edit the route, delete the route, or navigate to the route.

To edit a route:

From the Home screen, select Information > User

2. Select the route to edit.

Select Edit

Route. You can edit the route name or use the chart or turn list to edit the route

turns.

To turn on the track log:

From any chart except the Fish Eye 3D, select MENU > Waypoints & Tracks

A trailing line on the chart indicates your track.

To clear the active track:

From any chart except the Fish Eye 3D, select MENU > Waypoints & Tracks > Active Tracks

> Clear Active

Track. The track memory is cleared; the current track continues to be recorded.

May 2009

190-01074-01 Rev. A

) to highlight your

Route.

List.

) to select the initial location at which you

List, select the first waypoint on the

Data > Routes.

> Tracks > On.

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