Lowrance electronic AirMap 1000 - Manual (Page 105)

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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 .
Display Mode menu.
To adjust the display's back light delay options:
1. Press
↓ to
L IGHT D ELAY
| ENT |press
↑ or ↓ to select mode|
EXIT .
2. To leave the screen settings and return to the last page displayed,
press
EXIT | EXIT .
Light Delay menu. Setting shown is "continuous." The backlight time
will automatically change to "continuous" when the unit is attached to
an external power source.