The Garmin Fishfinder 400C is a marine sonar and fishfinder device designed for fishing and marine navigation assistance. This unit features a 4-inch diagonal color display with a resolution of 240 x 320 pixels, providing clear visual data. It operates on external DC power, requiring 12 VDC, and includes a transom or trolling motor mount transducer. The device offers advanced sonar capabilities, including a 200 kHz frequency, 200 Watts RMS power, and a depth range of up to 600 feet in freshwater and 500 feet in saltwater. Its robust design is IPX7 waterproof, ensuring reliability in marine environments.

This Owner User Operator Manual in English provides comprehensive guidance for the Garmin Fishfinder 400C. It covers essential operational details, including setup, feature utilization, and maintenance. The manual details the device's data management capabilities, such as storing 5000 waypoints, 50 routes, and 50,000 tracklog points, as well as its NMEA 0183 compatibility. It serves as a vital resource for owners, technicians, and operators to ensure optimal performance, proper care, and effective troubleshooting of the fishfinder unit.

The Garmin Fishfinder 400C is a marine sonar and fishfinder device designed for fishing and marine navigation assistance. This unit features a 4-inch diagonal color display with a resolution of 240 x 320 pixels, providing clear visual data. It operates on external DC power, requiring 12 VDC, and includes a transom or trolling motor mount transducer. The device offers advanced sonar capabilities, including a 200 kHz frequency, 200 Watts RMS power, and a depth range of up to 600 feet in freshwater and 500 feet in saltwater. Its robust design is IPX7 waterproof, ensuring reliability in marine environments.

This Owner User Operator Manual in English provides comprehensive guidance for the Garmin Fishfinder 400C. It covers essential operational details, including setup, feature utilization, and maintenance. The manual details the device's data management capabilities, such as storing 5000 waypoints, 50 routes, and 50,000 tracklog points, as well as its NMEA 0183 compatibility. It serves as a vital resource for owners, technicians, and operators to ensure optimal performance, proper care, and effective troubleshooting of the fishfinder unit.