6 NAVMAN Fishfinder User ManualIntroductionThank you for purchasing a NAVMAN 400 series fishfinder. The 400 series is a powerful, yet easyto use sonar fish and bottom depth detector. Please read this manual carefully before installing andusing your fishfinder. This manual deals with both the FISH400 and FISH440. The more you knowand understand about the capabilities of the unit, the better it will perform for you.• Display Size100mm (4¼") Diagonal. 82 mm x 76 mm(3¼" x 3")• Display TypeSTN temperature compensated• Display Matrix100 x 64 pixels• Input Voltage10 to 18 volts DC @ 150 mA max. (lights on)• BacklightingEven illumination. Seven levels plus off.• Operation Temperature0°C to 40°C ambient ( 32°F to 104°F )• LogRecords up to 9999.9 nm, km, stored inmemory, resetable.• Power Output440 watts RMS (3500 watts peak to peak)maintained within 10% down to 10.5 volts.Specifications for 400 Series• Dimensions132 mm W(max) x 133 mm H x 46 mm D• Depth Capability180 metres, 600 feet• Transducer TypeAquatic transom-mount single beam. Thruhull transducer options are also available.• Operating Frequency200 KHz• Transducer Angle15 degrees• Receiver Sensitivity30 micro volts RMS• Power Output400 watts RMS (3200 watts peak-to-peak)maintained within 10% down to 10.5 volts.FISH400NAVMANMove Through Menu ItemsEnter Menu ModeAdvance to Next MenuDisplay is backlit forNight OperationActive alarms indicationF=Fish, D=Deep, S=ShallowAlarms On/OffChange Value UpPower On/OffMenu ExitBacklighting On/OffChange Value DownAdditional FISH440 Specifications• Boat Speed0.0–50.0 kts, mph, kph user selectable• Water Temperature0.0–40.0°C (32.0–99.0°F) user selectableSpecifications