Humminbird VHF255SW - Manual (Page 55)

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CONTRAST ADJUSTMENT
You can adjust the contrast on the LCD to adapt to changing light conditions.
To adjust the Contrast:
1. From the Setup Menu, select CONTRAST. There are 8 levels of control for the
Contrast. The higher numbers represent a higher-contrast setting, while the
lower numbers represent a lower-contrast setting.
2. Rotate the CH/ENTER knob to adjust the setting, Press the CH/ENTER knob to
enter the setting and return to the Setup Menu List.
CONTACTS
LOCAL/DIST
BACKLIGHT
>CONTRAST
GPS/TIME
RADIO SETUP
DSC SETUP
RESET
EXIT CONTRAST
LO HI
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