3. MAINTENANCE & TROUBLESHOOTING

3.2Replacement of Fuse, Battery and Thermal Paper

Fuse

The fuse inside the receiver unit protects the equipment from overcurrent or reverse polarity. If the fuse blows, contact your dealer about replacement.

Name

Type

Fuse

FGMB 2A 125V

Code No. 000-103-165

WARNING

Use the proper fuse.

Use of a wrong fuse can result in damage to the equipment or cause fire.

Battery

A battery is installed inside the display unit, and it preserves data when the power is turned off. The life of the battery is about 5-10 years, and its voltage is checked when the power is turned on. When its voltage is low, the BATTERY

() icon appears on the display to alert you. When this happens, contact your dealer to request replacement of the battery.

Note: When the battery is dead, all default settings are restored.

Name

Type

BATT

CR2450-F2ST2L

Code No. 000-144-941

WARNING

Ensure battery polarity is correct.

Wrong polarity may cause the batteries to explode.

LCD Display

The life of the LCD is approx. 20,000 hour. When the LCD has expired, the brilliance cannot be raised.

3-2

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Furuno NX-700A manual Replacement of Fuse, Battery and Thermal Paper, LCD Display

NX-700A specifications

The Furuno NX-700A is an advanced navigation system designed specifically for professional mariners and commercial vessels. Known for its robust performance and precision, it integrates state-of-the-art technology to enhance safety and efficiency at sea. One of the most notable features of the NX-700A is its dual-channel frequency system, which allows for improved target detection and tracking capabilities. This dual-channel operation ensures that the system can differentiate between multiple targets, reducing the risk of collisions and enhancing situational awareness.

Another significant aspect of the NX-700A is its high-resolution display. The system is equipped with a large LCD screen that provides clear and detailed graphical representations of surrounding waters, including navigational aids and potential hazards. The intuitive interface allows for easy operation even in challenging conditions, ensuring that crews can concentrate on their primary task: safe navigation.

Further enhancing the usability of the NX-700A is its advanced GPS functionality. The system employs multi-GNSS (Global Navigation Satellite System) technology, enabling it to obtain accurate position fixes from various satellite constellations, including GPS, GLONASS, and BeiDou. This capability ensures that mariners receive reliable positioning data regardless of their location, which is crucial during navigation in remote areas.

The NX-700A also features robust connectivity options, including NMEA 2000 and NMEA 0183 support. This allows the system to interface seamlessly with other onboard equipment, such as autopilots, engine monitoring systems, and electronic chart plotters. Such integration enhances operational efficiency and aids in maintaining a central command point for navigation.

Marine safety is further bolstered with the NX-700A's built-in man-overboard function, which provides rapid and precise positioning information in emergency situations. The system can also store critical navigational data, which can be accessed quickly during emergencies, contributing to enhanced safety protocols on board.

In summary, the Furuno NX-700A is a sophisticated navigation solution that combines high-resolution displays, advanced GPS technology, dual-channel frequency systems, and robust connectivity. Whether used in fishing vessels, cargo ships, or pleasure yachts, the NX-700A stands out as a reliable tool for enhancing maritime safety and navigation efficiency. With its user-friendly interface and essential features, it embodies the modern requirements of marine navigation technology.