Lowrance electronic LCX-104C - Manual (Page 166)

158
Reset Options command, left,
and the Reset Options Menu, right.
Require DGPS
You can force the LCX-104C to require DGPS for reporting a valid posi-
tion. (The default setting, off, uses DGPS automatically when an op-
tional 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.
GPS Setup command, left; Require DGPS
command on the GPS Setup Menu, right.
Screen Contrast and Brightness
To access the Screen menu, press MENU | MENU | ENT .
Once in the Screen menu:
To adjust the display's contrast: