Furuno DP-6 manual Maintenance and Troubleshooting, Cleaning the Equipment, Floppy Disk Drive

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8.MAINTENANCE AND TROUBLESHOOTING

WARNING

Do not work inside the equipment unless totally familiar with electrical circuits.

Hazardous voltage which can cause electrical shock, burn or serious injury exists inside the equipment.

8.1 Maintenance

Regular maintenance is important for good performance. A regu- lar maintenance program should be established and should at least include the following:

Cleaning the Equipment

Wipe of accumulated dust from the equipment with a soft cloth. An anti-static cleaner may be used to clean the screen of the termi- nal unit. Do not use commercial cleaners to clean the equipment. They can remove paint and markings.

Connectors and Earth Connection

Periodically check the connectors for proper seating and the earth connection for rust. Remove rust to maintain a good ground sys- tem.

Floppy Disk Drive

Clean the floppy disk drive head regularly to prevent erasure of information stored on disks.

8-1

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Contents Nbdp Terminal First E D I T I O N Page Page Table of Contents Declaration of conformity to type SP-1Program number FeaturesForeword This page is intentionally left blank General Radiotelex CommunicationCode Description Frequency ShiftTraffic Exchange Sequence ARQ Mode A-ModeDescription Termination of Communication ARQ mode traffic exchange timingInitiating a Call FEC Mode B-ModeSystem Overview System ConfigurationTerminal Unit Turning on the SystemEquipment Description Keyboard Main UnitPrinter option Basic Menu Operation Function Keys, Menu OperationMenu Conventions Function Key Description Cancel PrintingFile to Print Clear BufferRent file Function key F2 Edit menuGoto Top Timer Operation Cancel SendingCall Station File to SendCalendar Display Nmea DataRemote A/B Distress Frequency TableStation Entry Timer Operation EntryScan Entry User Channel EntrySlave Delay SetupBK Timing PreTone BK Timing PostToneMIF Freeze Display modeMIF Emission TX/RX MSG SaveFunction key F10 Break Function key F9 OverRegistering Answerback Code Preparations for Transmission and ReceptionRegistering Answerback Code & ID Codes Message for confirmation of code entered Registering ID CodesRegistering Stations Station ListEditing/Deleting Stations OK/CANCEL promptRegistering Timer Programs Timer ProgrammingEditing/Deleting Timer Programs Registering Scan Channel Groups Scan Channel GroupsEditing/Deleting Scan Channel Groups Registering User Channels User ChannelsEditing/Deleting User Channels Creating Files File OperationsSaving a File Saving a FileCutting text Editing FilesCutting and Pasting Text Clearing the Paste Buffer Copying and Pasting TextUndo Select AllSearching Text Cut and paste flow diagramGoto Line Replacing TextOpening a File Switching Between FilesOpening Files Deleting Files Renaming FilesSaving a File Under a New Name Printing Files Real Time PrintingPrinting the Log File Communications LogDisplaying the Communications Log Log File Manual Calling TRANSMISSION, ReceptionManual calling screen Calling a Station From a Floppy Disk Transmitting a File from a Floppy Disk or the Text ScreenFrom the text screen 1 or Stopping TransmissionARQ Mode Operation Selecting Receive ModeSend a file from a floppy disk Type a message from keyboard FEC Mode OperationCommunication Example Registration procedure9VG Seradio RS 55908 Ugox X GA +? Transmitting message directly DirtlxTable of Abbreviations Command an AbbreviationStopping Timer Operation Timer OperationEnabling Timer Operation Communication Buffer ScanningDisplay Nmea Data Window MenuWindow Menu Description Distress Frequency Table CalendarRemote A, Remote B Maritex Operation What is MARITEX?Preparations for Transmission Maritex ServicesRegistering Scan Groups MARITEX-A Maritex Channel ARQ FEC Dirc Scanning group list example Preparing Programs for Automatic Message Transmission CommandsMaritex Traffic Manual Store-and-Forward Telex No. Procedure DisplayRemarks@CASE MSG+? @SEND Babc @SEND Nnnn @CASE GA+? @SEND BRK+ Preparing a macrofile for store-and-forward TelexSave prompt Example macrofile for direct dialing Macrofile for Direct DialingNo. Procedure Display Remarks Procedure for direct dialingExample of macrofile for use in multi address Macrofile for Multi Address 10 Example of macrofile for semi-fax Macrofile for Semi-faxTransmitting in Maritex System Basic ProcedurePress the 2 key. The Call Macro screen appears Actual TransmissionMaintenance Maintenance and TroubleshootingCleaning the Equipment Connectors and Earth ConnectionDiagnostic Tests Simple TroubleshootingPower Supply Self TestTone test 1 All characters Tone TestTone test 3 Beta Tone test 2 FoxTone test 4 Mark Tone test 5 SpaceITU Telex Frequency /4 AP1-1AP1-2 AP1-3 AP1-4 AP2-1 Appendix 2 International Telex AbbreviationsThis page is intentionally left blank AP3-1 Input sentencesLoad requirements as listner AP3-2 GLL Geographic position latitude and longitudeAP3-3 RMA Recommended minimum navigation information Loran C dataAP3-4 RMC Recommended minimum specific GPS/ Transit dataSpecifications of Nbdp Terminal DP-6 Environmental Conditions