Lowrance electronic AirMap 2000C - Manual (Page 105)

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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.
To adjust the display's brightness:
1. Press
↓ to
B
RIGHTNESS
. Press
→ or ← to move the bar. The left end of
the scale is minimum backlight brightness; the right end is maximum
backlight brightness.
Screen menu with Brightness bar selected.
To adjust the screen's display mode:
1. Press
↓ to
D
ISPLAY
M
ODE
| ENT |press
↑ or ↓ to select mode|
EXIT .