Garmin Fishfinder 250 Owner's Manual

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APPENDIX > PHYSICAL SPECIFICATIONS, CLEANING AND STORAGE36 Fishfinder 250/250C Owner’s ManualA PPENDIXPhysical SpecificationsSize: 6.1" W x 4.9" H x 2.9" D (15.5 cm x 12.5 cm x 7.4 cm)Weight: 1.1 lbs. (0.5 kg)Display: (Fishfinder 250) 4.5" diagonal (11.4 cm), 3.2” W x 32” H (8.1cm x 8.1 cm) high-contrast 10-level grayscale FSTN display withadjustable brightness (320 x 320 pixels)(Fishfinder 250C) 4.5" diagonal (11.4 cm), 3.2” W x 3.2” H(8.1 cm x 8.1 cm) high-contrast, 16-color CSTN display withadjustable brightness (320 x 320 pixels)Case: Fully gasketed, high-impact plastic alloy, waterproof to IEC60529 IPX7 standardsTemp. Range: 5°F to 130°F (-15°C to 55°C)PowerSource: 10-35 Volts DCUsage: 17 watts max. at 10 volts DC; 15 watts at 13.8 volts DCnominalFuse: 2-Amp AGC/3AGSonarPower: Dual frequency: 500 watts (RMS); 4000 watts (peak to peak)Single frequency: 400 watts (RMS); 3200 watts (peak to peak)Frequency: 50/200 kHzDepth: 1500-foot max depth (Depth capacity is dependent on watersalinity, bottom type and other water conditions.)Cleaning and StorageThe Fishfinder 250/250C is constructed of high quality materialsand does not require user maintenance other than cleaning. Clean theunit using a cloth dampened with a mild detergent solution and thenwipe dry. Avoid chemical cleaners and solvents that may damageplastic components.Do not store the Fishfinder 250/250C where prolonged exposure totemperature extremes may occur (such as in the trunk of a car) aspermanent damage may result. Unit settings will be retained in theunit’s memory without the need for external power.WARNING: The Fishfinder 250/250C lens is coated with aspecial anti-reflective coating that is very sensitive to skin oils,waxes, and abrasive cleaners. CLEANERS CONTAININGAMMONIA WILL HARM THE ANTI-REFLECTIVE COATING.It is very important to clean the lens using a lint-free, clean clothand an eyeglass lens cleaner that is specified as safe for anti-reflective coatings.36 Fishfinder 250/250C Owner’s Manual