Furuno NX-700A manual Maintenance & Troubleshooting, Maintenance program, Check point Remedy

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3.MAINTENANCE & TROUBLESHOOTING

This chapter provides information necessary for keeping your unit in good working order and remedying simple problems.

WARNING

Do not open the equipment.

Hazardous voltage which can cause electrical shock exists inside the equipment. Only qualified personnel should work inside the equipment.

3.1Maintenance

Regular maintenance is important for optimum performance. A maintenance program should be established and should at least include the items shown in the table below.

Maintenance program

Item

Check point

Remedy

 

 

 

Display unit connectors

Check for tight connection.

Tighten loosened connectors.

 

 

 

LCD

The LCD will, in time,

Wipe the LCD carefully to

 

accumulate a coating of dust

prevent scratching, using

 

which tends to dim the picture.

tissue paper and an LCD

 

Wipe LCD lightly with soft

cleaner. To remove dirt or salt

 

cloth to remove dust.

deposits, use an LCD cleaner,

 

 

wiping slowly with tissue

 

 

paper so as to dissolve the dirt

 

 

or salt. Change paper

 

 

frequently so the salt or dirt

 

 

will not scratch the LCD. Do

 

 

not use solvents such as

 

 

thinner, acetone or benzene

 

 

for cleaning.

 

 

 

Ground terminal

Check for tight connection and

Clean or replace ground wire

 

corrosion.

as necessary.

 

 

 

3-1

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Contents Navtex Receiver 00015280401 Important Notice Safety Instructions Safety information for the Installer Forword Features Table of Contents Vii Name Type Code No Qty Remarks Equipment ListsName Type Code No Qty Optional SupplyPower supply System ConfigurationsPower supply 100-115 12-24 VDC NX-700B NX-700A NX-7H Max mNavtex System Operation Principle of Navtex SystemHow Navtex Works Nnnn Message FormatNavtex Station Map Navtex Station List III NAV Latitude Longitude Freq Area Station Broadcast schedule UTC XII Operating Controls OperationTurning the Unit On/Off Display unit, front viewAll message display 518 kHz Adjusting LCD DimmerOther messages Confirming the New MessageSAR Search and Rescue message Message list Detailed message Sample MessagesSystem Display Service Choosing the Receive ModeMenu AutoChoosing the Local Frequency Editing the Settings for Station and MessageLocal channel options Rcv Station & MsgStation Rcv Station & Msg AutoMessage Edit window ex. Rcv Station & Msg518 Press 490 Switching the Frequency to DisplayAlarm Messages Choosing messages to display Processing MessagesList options Urgent messagePrinting Messages Alarm Messages User Messages Good Messages Lock MessageProtecting message from deleting Printing all messages displayedOff All Canceling printingPrinting each message Printing messages automaticallyINS Output Speed Editing the Navtex Station List518kHz NavAreaLongitude 00E 518kHz ID1 ID2 ID3 Latitude 00N490kHz ID1 ID2 ID3 4209.5kHz Range 400nm Save data ?Station Oostende OostendeLatitude 11N Longitude 48E 518kHz ID1 T ID2 ID3Message icon shown next to messages IconsIcon Status Meaning Status icon shown at the tip of display Message Meaning Remedy Messages ListSystem menu Other FunctionsNavtex menu Skips to $$ Display menu Description SettingNav Data DistanceINS Service menu Description SettingThis page is intentionally left be blank Maintenance Maintenance & TroubleshootingMaintenance program Check point RemedyBattery Replacement of Fuse, Battery and Thermal PaperFuse LCD DisplayThermal paper NX-700A only SELET/READY TroubleshootingKey test DiagnosticsMemory test Rx test Restoring all Default SettingsTabletop, overhead mounting InstallationDisplay Unit For NX-700B Flush mountingFor NX-700A Mounting Method Receiver UnitGeneral mounting considerations Mounting considerations Antenna UnitPrinter NX-700B only WiringReceiver unit, inside view Receiver unitTTYCS-1Q For Navigator or INS How to use J402 and 403 connectorFor RG-10/UY, RG-214 cable Antenna cableGrounding OP04-2 To Receiver unit FMA-1 connectorExtending antenna cable length System Setting of PrinterNone Upright InvertedPriority Digital InterfacingGLL Latitude and longitude RMC Recommend Minimum Specific Gnss Data ZDA Time and date NMK Set Navtex mask NRQ Request Navtex messagesACK Acknowledge $--ACK,xxx*hhCRLF Local alarm numberidentifier ChecksumVTG Course over ground and ground speed VHW Water speed and headingVBW Dual ground/water speed Output data description NRX New Navtex received message Serial Interface ALR Set alarmsNavtex Menu TreeFuruno Specifications of Navtex Receiver Furuno Packing List NX-700B/NX-700B-HK NX-7001-AN-J*/E*,NX-7001-BN-J*/E NX-7001-AA-J*/E*、NX-7001-BA-J*/E NX-7H-0-10/-10-HK,NX-7H-0-20/-20-HK 工事材料表 004-514-530 08AW-X-9402 004-514-540 08AW-X-9403 08AW-X-9407 004-514-610 08AW-X-9404 Spare Parts List for Page Page Page Page Page 空中線部 外寸図 ナブテックス受信機 Processing Index

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.