Onwa KF-667 manual

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Alarms: fish, bottom, water temperature (requires appropriate sensor).

Six pulse lengths for excellent performance on both shallow and deep ranges.

Universal 12-24 VDC power supply drawing 30 W of power at maximum.

Water temperature sensor optionally available.

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Contents Model KF-667 Safety Instructions Table of Contents Introduction FeaturesPage Principle of Operation Display Unit System ConfigurationTD/Temp PowerTransducer Control Function CONTROLS, IndicationsBrill Voltage IndicationsAdjusting Brilliance Turning the Power On/OffDisplay Mode Selection, Description Display mode selectionDual frequency mode Display mode description200K, 50K high frequency, low frequency mode Marker Zoom Zoom mode high or low frequencyAutomatic Operation Adjusting GainHow it works Enabling automatic operationBasic range selection Selecting Picture Advance SpeedDisplay Range Selection Range shifting Erasing Weak EchoesScope Display Measuring Depth to a Fish SchoolMenu selection Menu OperationSystem Menu Main menu descriptionMenu item Description System Menu System menu descriptionSuppressing Low Level Noise Suppressing InterferenceSelecting Background and Echo Colors AlarmsAlarm description Silencing the buzzer Activating/deactivating an alarmWhite Marker Zero Line Interpreting the DisplayFish School Echoes Bottom EchoSurface Noise/Aeration Maintenance MAINTENANCE,TROUBLESHOOTINGReplacement of fuse General checkingMaintenance of the transducer CleaningBasic troubleshooting Basic TroubleshootingTransducer Check Water Temperature Sensor option CheckMENU1 Menu TreeKF-667 Specifications on Color Video SounderPower Supply Index