Backlight; Contrast - Lowrance X-4 Installation And Operation Instructions Manual

Fish-finding sonar
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To change units of measure:
1. Press
MENU
lect the desired unit of measure.
2. Press the
PWR

Backlight

Turning on your unit's backlight will allow you to use it at night.
To turn the backlight on/off:
1. Press
MENU
turn the light on or
2. Press
to clear the menu.
PWR

Contrast

The unit's display contrast is adjustable to suit different lighting condi-
tions. It will help you see the screen from different angles or at various
times of the day.
To adjust the contrast:
1. Press
MENU
screen contrast, press ↓. Press ↑ to increase screen contrast.
2. Press the
PWR
Contrast control bar (center). Simulator menu (center). Languages
until the
U
NITS
key to clear the menu.
repeatedly until the
to turn it off.
until the
C
ONTRAST
key to clear the menu.
menu with English selected (right).
menu appears. Use the arrow keys to se-
B
ACKLIGHT
control bar appears. To decrease
35
menu appears. Press
to

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