Lowrance electronic GlobalMap 7000C - Manual (Page 93)

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Reset Options command, left, and the Reset Options Menu, right.
Require DGPS
You can force the GlobalMap 7000C to require DGPS for reporting a
valid position. (The default setting, off, uses DGPS automatically when
an optional DGPS beacon receiver is connected. However, this auto
mode doesn't
require DGPS reception to yield a position.) Here's how to
turn mandatory DGPS on and off.
1. Press MENU | MENU |
↓ to
GPS S ETUP
| ENT |
↓ to
R EQUIRE DGPS | ENT .
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 the Screen menu, press MENU | MENU | ENT .