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Unit Operation
The ‘Sys’(System) tab contains the ‘Contrast’, ‘Beeper’, and ‘NMEA’
Output setups. To access the ‘System’ Setup Menu, use the arrow keys to
highlight the System tab.
Contrast
The display ‘Contrast’ may need to be adjusted to compensate for light
levels or viewing angles.
To Adjust the Contrast:
1. Highlight the ‘System’ tab on the Setup Menu.
2. Highlight the ‘Contrast’ Adjustment fi eld and press
ENTER
.
3. Move the slider using the arrow keys, press
ENTER
to accept the setting.
Beeper
The ‘Beeper’ fi eld contains three settings: ‘Off’, ‘Alarms Only’, and ‘Key
& Alarm’.
To Change the Beeper Setting:
1. Highlight the ‘System’ tab on the Setup Menu.
2. Highlight the ‘Beeper’ fi eld and press
ENTER
.
3. Choose ‘Off’, ‘Alarms’, or ‘Key & Alarms’, press
ENTER
to accept the setting.
NMEA Output
The Fishfi nder 240 has the ability to output information about Depth,
Speed, and Water Temp for display on another NMEA-compatible device.
To Activate/Deactivate the NMEA Output:
1. Highlight the ‘System’ tab on the Setup Menu.
2. Highlight the ‘NMEA’ Output fi eld and press
ENTER
.
3. Choose ‘Off’, or ‘On’, press
ENTER
to accept the setting.
Setup Menu/Alarms
Contrast Adjustment
Beeper Selections
190-00155-10 Rev A.indd
08/16/00, 2:47 PM
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