Lowrance electronic AirMap 1000 Manuel d'utilisateur télécharger pdf (Page 104)

Require DGPS

You can force AirMap to require DGPS for reporting a valid position.

(The default setting, off, uses DGPS automatically, but doesn't require

it to yield a position.) Here's how to turn it on and off.

1. Press

2. To return to the last page displayed, press

EXIT|EXIT.

3. You can return to this command and press ENT again to turn the fea-

ture off.

Require DGPS command on the GPS Setup Menu.

Screen Contrast and Brightness

To access these screen commands, you first press MENU|MENU|ENT.

Once in the Screen menu:

To adjust the display's contrast:

1. The

CONTRAST slider bar is already selected. Press → or ← to move the

bar. The left end of the scale is minimum contrast; the right end is

maximum contrast. Adjust the screen so that you see white, black & 2

shades of gray at the top of the screen.

Screen Command, left, and Contrast bar, right.

1 2 ... 99 100 101 102 103 104 105 106 107 108 109 ... 147 148

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Lowrance electronic AirMap 1000 Manuel d'utilisateur Page 104