Backlight Adjustment; Lamp Adjustment; Contrast Adjustment - Lowrance LHR-80 Installation And Operation Instructions Manual

4-3 Backlight Adjustment

1. Select BACKLIGHT and press ENTER. There are 8 contrast levels.
2. SQ / to adjust the setting. Press ENTER to confirm the setting and return to the
MENU SELECT.
MENU SELECT
WAYPOINT
>BACKLIGHT
LAMP

4-4 Lamp Adjustment

1. Select LAMP and press ENTER. The backlight has 4 levels for the LCD: Always on, 5s, 15s
and 30s (default).
2. Press CH /
MENU SELECT.
MENU SELECT
WAYPOINT
>BACKLIGHT
LAMP

4-5 Contrast Adjustment

1. Select CONTRAST and press ENTER. There are 8 contrast levels. The higher the numbers,
the darker LCD screen.
2. SQ / to adjust the setting, Press ENTER to confirm the setting and return to the
MENU SELECT.
MENU SELECT
LAMP
BUDDY LIST
>CONTRAST
BACKLIGHT
LO HI
to adjust the setting. Press ENTER to confirm the setting and return to the
LAMP TIMEOUT
>ALWAYS ON
3 SECONDS
5 SECONDS
CONTRAST
LO HI
Lowrance - LHR-80 Installation and Operation Instructions 31