Garmin Fishfinder 240 Blue Owner's Manual

Also see for Fishfinder 240 Blue: Specifications Owner's manual Owner's manual Owner's manual Pilot's guide

Contents

25Unit OperationSetup Menu: Alarms/System TabsBattery VoltageWhen activated, the ‘Battery Voltage’ Alarm will warn you when thebattery voltage reaches a user determined state of discharge.To activate/deactivate the Battery Voltage Alarm:1. Highlight the ‘Alarm’ tab on the Setup Menu.2. Highlight the ‘Battery Voltage’ checkbox.3. Pressing ENTER will insert or remove a check mark in the checkbox.To set the Battery Voltage Alarm:1. Highlight the ‘Battery Voltage’ field and press ENTER.2. Use the Arrow Keys to input the desired voltage, then press ENTER toaccept the setting.System TabThe ‘System’ tab contains the ‘Contrast,’ ‘Beeper,’ ‘NMEA Output’ and‘Language’ setups. To access the ‘System’ tab, use the arrow keys tohighlight it.ContrastThe display ‘Contrast’ may need to be adjusted to compensate for lightlevels or viewing angles.To adjust the Contrast:1. Highlight the ‘System’ tab on the Setup Menu.2. Highlight the ‘Contrast’ Adjustment field and press ENTER.3. Using the Right/Left ARROW keys, move the slider Right to darken thescreen, or Left to lighten the screen. When finished, press ENTER toaccept the setting.Battery Voltage AlarmContrast Adjustment