Simple Troubleshooting, 11-3, FS-5070 only | Furuno instruction

11.MAINTENANCE & TROUBLESHOOTING

11.3Simple Troubleshooting

The table below provides possible problems and the means with which to restore normal operation. If normal operation cannot be restored, do not attempt to check inside the equipment. Any servicing should be referred to a qualified technician.

Problem	Probable cause		Remedy
Power cannot	•	Mains switchboard may be off.	• Turn on the mains switchboard.
be turned on.	•	(DC) voltage is too high.	•	Check supply voltage.
	•	Battery may have discharged, or	• Recharge battery and tighten battery
		poor contact at terminals.		terminals.
Display	•	Contrast is too low.	•	Operate the 9/					key to adjust


indications do				contrast.
not appear but
key lamps are
lit.
Power is on but	•	Loudspeaker is off.	•	Operate the 7/					key to turn on the


no sound from				loudspeaker.
loudspeaker.
Poor articulation	•	Wrong class of emission	• Class of emission should match that of
		may be in use.		incoming signal.
Output power	•	Power is automatically reduced	• Wait until the unit returns to normal
reduced to LOW		to protect against overheating		condition.
		due to continuous transmission.
Antenna coupler	•	Antenna may be	•	Check antenna connection.
cannot tune		disconnected or shorted to	• Recommended length is 10 to 18
antenna	•	ground.		meters.
	•	Antenna is out of tunable	•	Check coupler ground.
		length.	• Checks mains voltage and polarity.
	•	Poor grounding of antenna	• Checks mains voltage and polarity.
	•	Poor grounding of antenna		If normal, reset breaker.
		coupler.	•	Check cable.
	•	Breaker in coupler has	•	Check cable.
	•	Breaker in coupler has
		tripped.
	•	Connection cable loosened
		or disconnected.
The message	•	Input has been switched from AC	•	Press the CANCEL key. The output
“Ship’s mains		to DC when AC FAIL line of		power can be increased on the RT
failure” appears,		AC/DC power supply unit		display. Note that the output power
and Output		PR-850A is connected to		remains “HIGH” when it occurs while
power indicator		FS-5070.		sending the distress call. When AC power
blinks.				is restored, this problem is automatically
blinks.				resolved.
Transmission				resolved.
Transmission
power is
decreased to
LOW2.
(FS-5070 only)

11-3

Image 171

Furuno manual Simple Troubleshooting, 11-3, FS-5070 only

Contents

Model FS-5070 00016050112 Important Notice Safety Instructions Iii For IC-302 option operation Distress Alert Message Procedure Distress Cancellation Proc. Select frequency Push Enter Canceling Distress Alert Communicate, via radiotelephone, with the coast station Send cancel msg. by voice on 2182.0 kHz Table of Contents Send calls Viii Menu Operation Nbdp TRANSMITTING, Receiving 11-2 11.111-1 11.2 General FeaturesForeword Xii Xiii Program Number FS-1570 System ConfigurationsStandard configuration is shown with solid line Xiv Terminal Unit FS-2570 FS-5070 Xvi Description of controls PWR/VOL knob Turns the power on/off Adjusts volumeOperational Overview Controls Turning the Power On/Off Radiotelephone RT ScreenRadiotelephone RT screen DSC Standby Screen IndicationDSC standby screen Setting Scan Frequencies Control Unit Dimmer, ContrastLoudspeaker Controls become inoperative Setting for Auto AcknowledgementSystem Characteristics Equipment priority Intercom Automatic setting of working frequency Choosing Class of Emission SSB Radiotelephone Rotate the Enter knob to set band or channel desired Choosing Channel, FrequencyChoosing channel Choosing band and band channel with the Enter knob Entering frequency with the numeric keys Transmitting procedureTransmitting Choosing frequency Condition of the transmitting unit Reducing transmitter power Receiving RF gain sensitivity adjustmentChecking the transmitting power Rotate the Enter to adjust and then push the Enter knob Squelch on/off Receiving AM broadcasting stationsSquelch function Noise blanker High Tension Hazard When Automatic Tuning Fails User Channels Call Description What is DSC?DSC Overview DSC Message Contents of a DSC call Alarm Frequency interval Audio Alarms Interpreting Call Displays Receive callsDistress receive call View message Send callsIndividual receive call Received message Compose msg Individual send call Ship in Distress Distress OperationsSending Distress Alert Distress operation overview Distress Operations Received message Push the Enter knob to open the Input Type menu Twice and then go to stepPush the Enter knob to open the latitude input window Compose msg Push the Enter knob to open the time input window Communicating by Nbdp Terminal Unit Display changes as below example Distress alert received on MF band Receiving a Distress Alert Action for ship receiving distress alert on MF band Distress alert message received Distress acknowledge message in progress Distress alert received on HF band Agree Action for ships receiving distress alert on HF band Sending the distress relay to coast station on HF band Wait for distress relay acknowledge Push the Enter knob to open the DSC FREQ. Menu Sending distress relay to coast station Sending Distress Relay on Behalf of a Ship in Distress Ship ID in Dist Push the Enter knob to open the Ship ID in Dist window Telephone Distress relay ack message received Press the Cancel key to silence the audio alarmPriority distress Transmit sure? Distress relay coast message in progress Area Circle Sending distress relay to area ships Ship ID in Dist Nature Telephone Distress relay area message in progress Receiving Distress Relay from Coast Station Cancelling Distress Call Distress Cancellation Proc. Select frequency Push Enter Operation overview Routine Message CALLING, ReceivingIndividual Call Sending an individual call NBDP-ARQ Push the Enter knob to open the Priority menu How to Set Working Frequency, Channel Safety or urgency priorityRoutine priority Compose msg How to Set DSC Frequency Able acknowledge message received Press Call key for forced transmission Unable acknowledge call received Able acknowledge call received Sending automatic acknowledge ACK BQ with comply type Able Receiving an individual callNo response! Try calling again? Send Able acknowledge Send Unable acknowledge Manually Unable acknowledge message in progress Sending automatic acknowledge ACK BQ with comply type Unable Manually acknowledging individual call with Able Manually acknowledging individual call with Unable No Reason Reason Busy Group Call Sending a group callPress the 2/DSC key Select Message MHZ Sending message by Nbdp Terminal Unit Receiving a group call Receiving message by Nbdp Terminal Unit Geographical Area Call Area Sending a geographical area call Receiving a geographical area call Geographical Area Sender ID Sending a neutral craft call Neutral Craft Call Receiving a neutral craft call Sending a medical transport call Medical Transport Call 2187.5 Receiving a medical transport call Press the Cancel key to return to the radiotelephone screen Receiving a Polling RequestAutomatic reply Manual reply Sending own ship’s position to other station Position CallRequesting other ship’s position Finding position of other station Station ID Automatic reply Cancel call Press the Cancel keyPosition call other ship requests your position Acknowledge message received Manual reply If canceling to send the reply, press the Cancel key Sending a Pstn call, receiving acknowledge back ACK BQ Pstn Call To scroll Push the Enter knob to open the TEL NO. menu Waiting for acknowledgement Receiving a Pstn call, sending acknowledge back ACK BQ Then, one of the following displays appearsUnable acknowledge message received Shortly thereafter, one of the following messages appears No response! charge information Manual To view the contents of a file, do the following To return to the log selected, press the Cancel keyDeleting log files This page is intentionally left blank Adjusting Handset Volume SetupMenu Operation User ch entry Noise BlankerSquelch Frequency Registering user channels Push the Enter knob to open the user channel options window Deleting individual user channels Preparing TX MessageDeleting user channels Preparing individual calls Frequency Push the Enter knob to open the Station ID entry window Push the Enter knob to open the file name entry window How to Enter File Name and Number Push the Enter knob to continue Preparing group calls Message 2 MHZ Preparing Pstn calls Preparing test call Editing before sending Sending prepared messagesDeleting send message Sending without modification Manual Entry of Position and Time Printing List of Send Message FilesDeleting all messages After last digit Memory clear Date and Time SettingDate/Time setup Memory Clear Clearing received ordinary log Clearing received distress logClearing transmitted log Setting Alarms Restoring to default settingClearing user channels Sound setup Sound Setting OFF Hook Setting the Auto ACK Details Sample printouts Printing Messages Distress and safety frequencies Routine frequencies Scan freq setup Key assign setup Key AssignmentSpecial Messages FAX Enable/Disable Speaker Setting in Off HookOperation Timer Off This page is intentionally left blank Nbdp System Overview Turning on the Nbdp SystemNbdp terminal unit, printer and keyboard Communication status display Features of the IB-583Description of Equipment Terminal unit Keyboard Keyboard Underline Function Keys, Menu OperationMenu conventions Inverse video Selecting menu items and options Menu overviewSelecting menus File menu Function key description Copy Function key F2 Edit menuUndo Cut Call Station Cancel SendingTimer Operation Function key F3 Operate menu Displays desired calendar month and year. To change year Or month, choose item with ↑ or ↓ key and change settingFunction key F4 Window menu Window menu Scan Entry Timer Operation EntryFunction key F5 Station menu Station Entry TX/RX MSG Save SetupSlave Delay Function key F6 System menu Function key F10 Break Disconnects the line Cursor is choosing Window Color Setup press the Enter key Answerback code entry screen Nbdp PreparationsRegistering Answerback Code & ID Codes Registering answerback code ID code entry screen Registering ID codesMessage for confirmation of code entered If the code is correct, press the Enter key again Registering stations Station List OK/Cancel prompt Editing/Deleting stationsScanning group list 3 5 0 Timer ProgrammingRegistering timer programs Timer operation entry screen User channel entry screen Editing/Deleting timer programs Scan entry screen Scan Channel GroupsEditing/Deleting user channels Registering scan channel groups Press the Enter key twice Press the ESC key Editing/Deleting scan channel groups How a file is opened Nbdp File OperationsOpening and Closing Files Creating Files Formatting floppy disks Saving a File Close text screen Editing FilesSaving a file Cutting and pasting text Pasting text Copying and pasting textCutting text Highlight Search screen Copy and paste flow diagramSelect all Searching text Replace screen Replacing textGoto line Goto top, Goto bottom Opening a file Switching between filesOpening Files Renaming Files Printing Files Saving a File Under a New NameDeleting Files Real Time Printing Set frequency screen Nbdp TRANSMITTING, ReceivingManual Calling 10-1 Manual calling screen 10-2 Press the 1 key to choose Call Station ARQ Mode Operation10-3 Establishing connection Send file screen 10-4Transmit message by one of the following methods Sending a file stored on a floppy disk Stopping transmission FEC Mode OperationChoosing Receive Mode 10-5 Communication Example 10-6Communications example Table of abbreviations 10-7 Timer operation list Timer OperationEnabling timer operation Command and abbreviation Stopping timer operation Scanning10-9 10-10 Communication BufferPreparing Macrofiles for Automatic Telex Automatic telex overview Registering scan groups Preparations10-11 Registering answerback code Command Function CommandsCommand Parameter Content Commands processed by Danish coast station Lyngby Actual procedure for store-and-forward telex Store-and-forward method10-13 10-14 Sample macrofile for store-and-forward methodClose text prompt Sample Dirltx macrofile Dirtlx macrofile10-15 Sample Dirtlx macrofile 10-16 Procedure for Dirtlx 10-17 Automatic Telex using MacrofileBasic procedure Actual procedure 10-18 Call macro screenPress the ↓ key to choose a macrofile Press the Enter key Maintenance & Troubleshooting Radiotelephone Test11-1 11-2 Maintenance Simple Troubleshooting 11-3FS-5070 only Error Messages Error messages11-4 11-5 Replacement of Fuses 11-6 Test Call 11-7 Do the either way depending on the message shown in stepTest acknowledge message received Nbdp Terminal Unit Maintenance Tone test 11-9System menu Example IB-583 Self test results 11-10 Tone test 2 FoxTone test 3 Beta Appendix Menu TreeAP-1 AP-2 Nbdp terminal unit telex 14. = Ship-to-ship Frequency TablesAP-3 TX kHz RX kHz Remarks File Name AP-4 Custom channels to be programmed by Furuno dealers AP-5 MF band working carrier frequencies ref. US CFR 47 Part AP-6 MF band SSB working carrier frequencies AP-7 MHz ITU SSB carrier frequencies ITU RR Appendix AP-8 AP-9 12/16 ITU SSB carrier frequencies ITU RR Appendix AP-10 18/19, 22, 25/26 ITU SSB carrier frequencies ITU RR Appendix AP-11 MF band telex frequency table Frequency /4 AP-12 ITU Telex frequency /4 AP-13 AP-14 ITU Telex Frequency /4 AP-16 Telex Abbreviations Input sentences IEC Digital Interface IECSentences AP-17 AP-18 GLL Geographic position latitude/longitudeZDA Time and date GNS Gnss fix data AP-19 RMC Recommended minimum specific GPS/TRANSIT data AP-20 AP-21 Schematic diagram Parts List AP-22Transceiver unit FS-1570T Transceiver unit FS-2570T AP-23 Control unit FS-2571C AP-24 Control unit FS-5070T AP-25 Parts Location FS-1570TAP-26 AP-27 Transceiver unit FS-2570T AP-28 Transceiver unit FS-5070T Comb AP-29 AP-30 Control unit FS-2571C FS-1570/2570/5070 Specifications of SSB Radiotelephone DSC/WATCH Keeping Receiver DSC/WATCH Receiver FS-5070 Terminal Unit IB-581 FS-1570/2570 Nbdp Function Option Antenna Coupler FS-5070 Antenna Coupler FS-1570/2570 Coating Color Distress relay Index IN-2 0560 Publication No. DOC-1028 0560