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1. Press
MENU|MENU|↓ to GPS SETUP|ENT|↓ to REQUIRE 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:
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.
Screen Command, left, and Screen Menu with Contrast bar selected, right.