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User Manual - Polaris Electronics A/S

1. and vB toggle between N S and Press 348 to accept all data in display Use ZSI to leave position input menu Work channels 12 YZ Use to le to enter channel no Press 134m to accept and continue Press to discard and return Call Se09rarhical area Press SEND for call Press E to transmit call Call in Progress STOP Use ET to abort call Call transmitted RM2042 EXTENDED CALL 8 4 All ships call An all ships call consists of a category a first message two telecommands and a proposed work channel To select the call menu press CALL You are now in the simple call menu To start entering the information in the all ships call press EDIT The following menu is used to select the type of a call Use lt to change to the option All ships and press NEXT to select 8 4 1 Selecting the call priority The call s category information is used to define the degree of priority The priority can be chosen from three possibilities It is noted that safety related calls i e calls containing the categories Urgency Distress and Safety are transmitted without checking for an idle channel and therefore may collide with other calls 8 4 1 1 Distress priority If the priority Distress has been selected you must now select the distress priority If the priority Distress relay is selected it is possible to transmit a distress relay call without havi
2. Distress Pos at E a E o YZ to ge to enter time and position STOP E j Use ent to accept data in an input field to move to the next field to delete data E o oO E 7 oO Use E W and to toggle between N S and Press 3am to accept all data in display 5 1 5 2 3 Transmission The unit is now ready to transmit a distress call with the selected information The call is sent by pressing DISTRESS and SEND simultaneously for 5 sec A distress transmission consists of the transmission of 5 consecutive identical distress calls and takes approximately 3 sec five times the length of an ordinary call The call can at any time be terminated by pressing STOP If STOP is pressed the call is considered incomplete and the unit will return to normal operation If a S P Radio VHF radiotelephone is connected the DSC unit will automatically switch the radiotelephone to the international distress frequency i e VHF channel 16 after transmission of the distress call When the distress call has been transmitted the DSC unit monitors channel 70 for distress acknowledgment calls The unit will automatically continue to transmit distress calls with a random delay of 3 1 2 to 4 1 2 minutes until a distress acknowledgment call is received The user can at any time terminate the retransmission cycle by pressing any key During the actual retransmission of the call just pressing STOP will terminate the call
3. OPERATOR MANUAL VHF DSC RM2042 SAILOR COMPACT 2000 PROGRAMME FOR YOUR INFORMATION All information and illustrations in this manual are based on the information available when this manual was printed This fifth edition is printed in May 1998 We make reservations concerning errors in this manual and all specifications are subject to change without further notice S P Radio A S has the copyright all rights are reserved Copyright 1992 98 RM2042 B2042GB CONTENTS 1 INTRODUCTION 1 1 What is Digital Selective Calling 1 2 Your S P Radio VHF DSC receiver modem 1 3 About the manual 2 CONTROLS 2 1 Design philosophy 2 2 Control keys 3 OPERATION 3 1 General operation 3 2 Menu operations 4 SET UP 4 1 Change display light and read out angle 4 2 Enter change position information 4 3 Set up time 4 4 View identification numbers 45 View the type of VHF installation 4 6 Automatic acknowledgment of calls 4 7 Printer set up 4 8 Set up of alarms 4 9 Set up warning time for old position 4 10 View software version 5 DISTRESS CALL 5 1 Undesignated distress 5 2 Complete distress call 6 DISTRESS RELAY 6 1 Selecting the address 6 2 Selecting the nature of distress 6 3 Entering the number of the ship in distress 6 4 Position information 6 5 Transmission 7 STANDARD CALL 7 1 The call menu 7 2 Selecting an additional message 7 3 Transmission 8 EXTENDED CALL 8 1 Individual call 8 2 Com
4. 15 2 RM2042 TEST FUNCTION m SAILOR COMPACT VHF DSC RM204 L SAILOR SAILOR Porsvej 2 PO Box 7071 DK 9200 Aalborg SV Denmark Phone 45 9634 6100 Fax 45 9634 6101 Telex 69789 ECI DK E mail sailor sailor dk Web www sailor dk
5. 4 7 Printer set up If a printer is connected you can have the calls printed out as they arrive To set up the options concerning automatic print out of received calls press FUNC The option Display is now flashing in the display Press lt to change to the option Options When Options is flashing press NEXT to select You are now in the options menu The a and v keys are used to change between the various options Press A three times to make the option Printer settings flash on line two of the display and press NEXT to select this option There are three modes for the printer On Off and Test Mode If the printer is On you can have the messages automatically printed outin clear text as they arrive If no printer is connected select the option Off The Test mode option prints out the symbol numbers in the incoming call regardless of the call might be erroneous or directed to somebody else This option is used for test by the national telecommunication administrations and has no operational use You can now choose the number of characters on the printout If you have a standard printer select the 80 characters pr line mode If you have a small and narrow printer with fx 24 or 40 characters pr line select the 24 characters mode and press NEXT to store Note that the connected printer must be Centronics compatible Display Position Station Time Test Print Ortions OFLions Y
6. Call lt 219123456 gt Press SEND for call Press E to transmit call Call in Progress STOP Use er to abort call Waiting for acknowledge Press any key to terminate retransmission cycle Acknowledge call received Press Bl Feb 92 17 59 Acknow Individual FSE Simplex Call transmitted RM2042 EXTENDED CALL 8 2 Common interest group call A common interest call address a group of ships having a common interest The call consists of the address i e the group number of the parties to call a category a first message two telecommands a second message e g a proposed work channel or the ship s position To select the call menu press CALL You are now in the simple call menu To start entering the information in the common interest call press EDIT The following menu is used to select the type of a call Press NEXT to make a Selective call This menu is used to select the kind of address in the call Press lt to change to the option Group and press NEXT to select 8 2 1 Entering the group number The nine digit group number of the ships to be called can now be entered using the numerical keyboard Note Group numbers always starts with a 0 lt can be used to delete erroneously entered data When the group number has been entered press NEXT to accept 8 2 2 Selecting the call priority The call s category information is used to define the degree of priority
7. G Area Grour Individual Press Kay GeoSrarhical area x HE eai El DO Te to delete data and vB toggle between N S and Press R24 to accept all data in in display Press MLS to discard changes and return Priority Routine Urgency Distress Safe tu Business Use and to change Press to select RM2042 EXTENDED CALL 8 3 2 1 Distress priority If the priority Distress has been selected you must now select the distress priority If the priority Distress relay is selected it is possible to transmit a distress relay call without having received a distress call This is typically done if the ship in distress has not had the time to transmit a distress or does not have digital selective calling equipment If Telecom is selected the call is an ordinary call with the priority distress 8 3 3 Selecting first message The first message consists of two telecommands 8 3 3 1 First telecommand The first telecommand is e g used to specify the type of following communication or to ask the called station for information 8 3 3 2 Second telecommand The possible choices of second telecommand depend on the selected first telecommanad If for instance Data transmission is selected as the first telecommand you can only choose from second telecommand that tells what kind of data protocol there is used in the transmission 8 3 4 Selecting second message An additional message the s
8. The priority can be chosen from five possibilities It is noted that safety related calls i e calls containing the categories Urgency Distress and Safety is transmitted without checking for an idle channel and therefore may collide with other calls 8 2 2 1 Distress priority If the priority Distress has been selected you must now select the distress priority If the priority Distress relay is selected it is possible to transmit a distress relay call without having received a distress call This is typically done if the ship in distress has not had the time to transmit a distress or does not have digital selective calling equipment If Telecom is selected the call is an ordinary call with the priority distress RM2042 EXTENDED CALL Press Call MID lt i pe eg Press alu Tyre of Call Distress All shirs Selective Tyre of selective call G Area Grour Individual Press Call Srour lt O8 gt YZ Use o to to enter group number Use to delete Press to accept Friorita Foutine Urgencs Distress Safety Business Use and to change Press to select Ture distress Priority Distress relau Telecom Use and to change Press to select 8 5 8 2 3 Selecting first message The first message consists of two telecommands 8 2 3 1 First telecommand The first telecommand is e g used to specify the type of following communication or to ask the called
9. number of the ship to be called can be entered using the numerical keyboard lt may be used to delete erroneously entered data When the MID number has been entered press NEXT to accept 6 2 GeoSrarhical area Bann Be As to delete data and vB toggle between N S and Press Dag to accept all data in display Press LS to discard changes and return Call rour lt 0M Use ol to Y to enter group number Use lt to delete Press W248 to accept Use lt to delete old information Call MID lt E use Aano NS to toggle from stn to MID YZ se off to enter MID number se to delete Press to accept E RM2042 DISTRESS RELAY 6 1 4 2 Selectingapre programmed station If the text flashing reads MID use A or v to change the text to stn When the text stn is flashing it is possible to select a station stored in the station register using the numerical keyboard Press the key that holds the first letter of the station If the station register is empty a message is displayed or else a station that starts with the selected letter appears on the first line of the display Use v to search backwards or use A to search forward alphabetically When the wanted station is displayed press NEXT to select 6 2 Selecting the nature of distress Now itis possible to use A and v to find the appropriate nature of distress The nature of distress is selected by pres
10. 2 Call without acknowledge request If the call do not contain an acknowledge request as end of sequence character a message appears when the call is transmitted RM2042 EXTENDED CALL Use o to to enter channel no Press R248 to accept and continue Press to discard and return End of call Call With Without answer Use lt and to change Press to select Call lt 021912345 gt Press SEND for call Press to transmit call Call in Progress STOP Use ay to abort call Waiting for acknowledge Press any key to terminate retransmission cycle Acknowledge call received Press Bi Feb 92 17 59 Acknow Individual FSE Simplex aus T Call transmitted 8 7 8 3 Geographical area call A geographical area call address all ships in a specific geographical area The call consists of the address i e the geographical area a category a first message two telecommands a second message e g a proposed work channel or the ship s position To select the call menu press CALL You are now in the simple call menu To start entering the information in the geographical area call press EDIT The following menu is used to select the type of a call Press NEXT to make a Selective call This menu is used to select the kind of address in the call Press gt to change to the option G Area and press NEXT to select 8 3 1 Entering the geographical area The geographical area to b
11. NEXT r the display and continue to the next menu Digits from O to 9 or letters from A to Z depending on the type of requested input Used to accept information in a field and move onto the next field or to abort the transmission of a DSC call STOP ig Sets the decimal point or the degree sign RM2042 CONTROLS 3 OPERATION 3 1 General operation Your S P Radio VHF DSC modem is menu operated and therefore easy to use The menus use plain language and the design philosophy has been to minimize the number of menus used to compose a call This makes your everyday use of the VHF DSC easy because this limits the amount of information to remember The main menus are selected by means of the menu keys on the front plate i e FUNC VHF CH RX MSG DISTRESS ADDRBOOK and CALL Inthe main menu you can move around in the sub menus with the arrow keys lt gt a v and the NEXT and LAST keys With NEXT you choose the next sub menu and with LAST you return to the previous menu In some menus you have to select the information and in others you have to input the information An item is selected if it is flashing in the display and the selection can be changed by means of the arrow keys You accept the selection when you press NEXT in order to proceed with the next sub menu Where inputs are expected the numerical keyboard is used to enter either digits or letters depending on the type of input 3 2 Menu operations
12. Press LAST to return to the Options menu DisrPlas Position Station Time Test Print Ortions Press A Ortions S Identification numbers Press Shir MID lt 219123456 gt Use and to view groupe numbers Press to return RM2042 SET UP 4 5 View the type of VHF installation The type of the VHF connected must be set correctly to Bross communicate correct with the VHF transceiver The type of VHF can be viewed by pressing FUNC Ben Display Position Station The option Display is now flashing in the display Press lt to Time Test Print Ortions change to the option Options When Options is flashing press NEXT to select You are now in the options menu The a and v keys are used re to change between the various options Press a to make the set 1n9s option VHF settings flash on the second line of the display and press NEXT to select this option Press It is not possible for the user to set up or alter the type of Ture of UHF connected VHF transceiver SP simplex serial if RM2042 SET UP 4 6 Automatic acknowledgment of calls If a S P Radio VHF transceiver is connected the VHF DSC can operate in automatic mode This means that the VHF DSC automatically sends acknowledgments of received individual calls Itis possible for the operator to select whether this option is wanted To set up the option concerning automatic acknowledgment of individua
13. Printer settings Press Auto RxMSG Print out n OFF Test mode Use and to change Press to store Humber of characters on line 24 86 Use and to change Press to store RM2042 SET UP 4 8 Set up of alarms When acallis received the VHF DSC display flash a text which indicate the kind of the received call At the same time an audible alarm sounds It is possible to disable the audible alarm for all calls except distress and safety calls If a S P Radio VHF transceiver is connected the VHF can be used to give a more powerful alarm To set up the options concerning audible alarms press FUNC The option Display is now flashing in the display Press lt to change to the option Options When Options is flashing press NEXT to select You are now in the options menu The a and v keys are used to change between the various options Press A four times to make the option Alarms flash on line two of the display and press NEXT to select this option If you want to disable the audible alarm use lt or gt to make the option Yes flash in the display If you do not want to disable the alarm select No and press NEXT to store and continue If you want to use the VHF transceiver for the audible alarm use lt or gt to make the option Yes flash in the display or else select No and press NEXT to store and continue RM2042 SET UP DisrFlay Position Station Time
14. Test Print OFtions Options Alarms Press Disable audio alarm not dist amp safety Yes No Use and to change Press to store Use UHF for audio alarm Yes Ho Use and to change Press to store 4 9 4 9 Set up warning time for old position If a GPS or a similar navigational equipment is connected to the VHF DSC the ship s position is automatically inserted in a call where and when it is needed or requested If however the GPS lacks connection to the satellites the position can be more or less out of date For that reason it is possible to set up a maximum time for how old the ship s position must be for automatically insertion in the call If the position is older than the specified number of minutes the operator is asked to accept the known old position or to edit enter the position To set up the warning time press FUNC The option Display is now flashing in the display Press lt to change to the option Options When Options is flashing press NEXT to select You are now in the options menu The a and v keys are used to change between the various options Press v twice to make the option Warning for old position flash on line two of the display and press NEXT to select this option You can now enter the number to show how old you will allow a position to be in minutes using the numerical keyboard The maximum value is 255 minutes equal to 4 hours and 15 minutes 4
15. The following gives 3 examples of how the keys are used when operating the user interface 3 2 1 Using the arrow keys The lt and gt arrow keys are used to move around in menus where you have to make a selection Inthe shown menu you can move fromthe option Displayto the option Position by pressing the gt arrow key If instead you wanted to move from the option Display to the option Options you could have pressed the lt key once or the gt key six times The a and v keys have no function in this type of menu The a and v arrow keys are used in menus where more information than shown in the display is accessible and can be scrolled into the display by means of the a and v keys This is always shown in the display by means of a pair of small up down arrows in either the upper or lower right corner of the display RM2042 OPERATION Main menu keys DIS ADD TRESS BOO z Es El lt SE AD a o gt Te rm Cursor menu control keys LAS KI JE 4 zZ 52 LH 3 STU lt N 5 k VWX Press bisrlay Position Station Time Test Print Ortions Press Bisrlay Position Station Time Test Print Ort ions bisrlay Position Station Time Test Print Ort ions 3 1 An example is the selection oftime zone Press FUNC move the cursor until Time is flashing and press NEXT By pressing the a and v keys the flashing time zone option in the lower line be changed from 12t
16. a S P Radio VHF radiotelephone is connected the radiotelephones currently selected channel is proposed but you can naturally enter another channel number The channel number is entered using the numerical keyboard Note Entering another channel number here you also change the channel on the VHF NEXT is used to accept the channel number and continue in the input sequence LAST returns you to the previous menu 10 2 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information 10 2 Additional message Position Work char Omit Use or to change Press to select Ships Pos ati E Hz a a E a gt Use to delete data Use and vB toggle between N S and EM Press 348 to accept all data in display Use ZSI to leave position input menu Work channel 12 YZ Use to le to enter channel no Press 134m to accept and continue Press to discard and return RM2042 CALL FROM ADRESS BOOK 10 3 Transmission The call is now ready to be transmitted This is done by pressing SEND The VHF DSC modem monitors channel 70 to check upon the channel If the channel is free the call is immediately transmitted The call takes approximately 0 6 sec It is possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is trans
17. and gt to change between the distress and ordinary message buffers and select by pressing NEXT 11 1 Ordinary messages The message which appears in the display is the latest received ordinary message If you want to read an earlier message press v a number of times until the wanted message appears The first line shows the date and time when the call was received and the last word describe the call to be an acknowledgment call Acknow a call requesting acknowledge Ack Ra or a call without a request for acknowledge Call The second line shows the format specifier and the 1 telecommand Press NEXT to get more information The following display shows the calling party and if there is an additional message work channel or position it is displayed on line two Press NEXT to get more information The following display shows the category and the 2 telecommand Press NEXT if acknowledgment is requested 11 1 1 Send manual acknowledgment Ifthe call specifies that an acknowledgment is requested and the call is no more than 5 minutes old the following menu will appear after the information You may here select to transmit an acknowledgment call accepting the information in the received call or change the information and transmit an acknowledgment with the changed information to the station which is originator of the transmitted the call If the call is more than 5 minutes old it is not possible to transmit an acknowl
18. and safety calls For everyday use DSC is a reliable and easy way to establish contact between two maritime mobile parties and can be best compared to ordinary telephony DSC is based on modern digital communication techniques and has many advantages and possibilities compared to the currently known call procedures in maritime radiocommunication One of the system s advantages is that calls to and from the ship are automatically received by the other party and an audible alarm announces to the operator that a call has been received The contact is hereby fast and reliably established 1 1 1 The Digital Selective Calling system The DSC system is used for both distress and safety communication as well as everyday communication The system makes it possible to make direct calls from ship to ship ship to coast station and coast station to ship The calls contain information about the reason for the call distress urgency safety or ordinary call and information about the channel where the subsequent information is to continue A typical composition of a DSC calling sequence is Signal Method of composition format specifier selected address entered category selected self identification pre programmed telecommand information selected frequency information entered telephone number entered end of sequence signal selected The format specifier specifies to whom the call is addressed e g if it is an indi
19. entered after the first A and the horizontal side lenght is the value entered after the second A When an input field is filled in press ENT to accept the information in the field or press gt to move the cursor to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the upper right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered data When the geographical area has been entered press NEXT to accept or else press LAST to discard 6 1 3 Call to group of ships If Group has been selected the nine digit group number of the ships to be called can now be entered using the numerical keyboard Note that group numbers always starts with a 0 lt can be used to delete erroneously entered data When the group number has been entered press NEXT to accept 6 1 4 Call to individual station If Individual has been selected the following menu shall be used to enter the address of the party to call The three letters text after Call should be flashing If the text does not flash press lt a number of times until it does 6 1 4 1 Entering a MID number If the flashing text reads stn use a or vto change the flashing text to MID When MID is flashing the nine digit MID
20. the lt or gt key to make the cursor flash on the initial letter of the name When the cursor is flashing you can press the initial letter of the station you want to find and use the v key to search backwards or the A key to search forward alphabetically 12 2 Editing the address name When you have found the entry that you want to edit press EDIT The cursor will now be in the Name field Enter the name of the station person or firm you want to store in the address book using the numerical keyboard When you want to use the address book to make a call you can use the search function to find the name again RM2042 EDITING OF ADRESS BOOK Press paar Addi Call MID lt to le to enter address number Use Zam to increment address number Use to decrement address number or to change between alphabetical and numerical search Press ES Addr 5 S P Radio x Call stn Lyngby Use to search forward alphabetically Use to search backwards alphabetically Press lt or to change between alphabetical and numerical search Press My Mame E Call stni 12 1 Press e g 4once to write a J twice to write K or three times if you want to write an L Use gt to move to the next letter lt can be used to delete erroneously entered letters Accept with ENT and the cursor will move to the next line where the MID number has to be entered or a station from the station regis
21. the company s extensive knowledge experience in manufacturing maritime communication equipmentto ensure thatthe location and the functions of the controls are designed for quick and efficient operation This ensures that your everyday use of the equipment becomes as easy as possible 2 1 Design philosophy The philosophy behind the design of the front plate has been to keep the most vital and most used information features on the front plate in shape of keyboard keys This gives an easy access to the equipment s main functions 2 1 1 The keyboard The design and placement of the keys has been done with the intent of placing keys that belong together i e have related functions into logically connected groups On OFF and VOLume control Flashing text shows that which can be selected f E will occur Remote control of connected S P Radio VHF Main menues Setup of DSC and unit related EN BD fe CALL functions 2 dbe coe gt fe ae ri Call composition Read outof Transmit calls Editing the address Operatesthe Sets decimal user interface point or menues received book or entering messages the complete calls 2 1 3 The menus Your VHF DSC has of course much more features and facilities than are readily visible on the front plate These features are selected via the main menus that are accessible from the front plate Togive an example pressing the CALL key places you in the call composition menu wh
22. to accept RM2042 EXTENDED CALL Press MeZJHB Call MIL lt i Press My Ture of Call Distress All shirs Selective Press Ture of selective call G Area Grour Individual Press Was Use lt to delete old information Call MID lt i Use and to toggle from stn to MID Use Di to to enter MID number Use to delete Press to accept 8 1 8 1 1 2 Selecting a pre programmed station If the flashing text reads MID use a or v to change the flashing text to stn When the text stn is flashing it is possible to select a station stored in the station register using the numerical keyboard Press the key which represent the first letter of the station If the station register is empty a message is displayed or else a station that begins with the selected letter appears on the first line of the display If it is not the correct station use v to search backwards or a to search forward alphabetically When the correct station is displayed press NEXT to select 8 1 2 Selecting the call priority The call s category information is used to define the degree of priority The priority can be chosen from five possibilities It is noted that safety related calls i e calls containing the categories Urgency Distress and Safety are transmitted without checking for an idle channel and therefore may collide with other calls 8 1 2 1 Distress priority If the pri
23. to delete Press to accept 7 2 Selecting an additional message In the standard call the category of the call is automatically inserted as routine and the first message which consists of two telecommands are automatically entered with the type of following communication i e F3E simplex and no information If however the call is directed to a coast station and a S P Radio duplex VHF is connected you have the choice between F3E Simplex F3E Duplex and Data Duplex An additional message the second message can now be selected Use lt or gt to change between the three options and press NEXT to select 7 2 1 Position information If the option Position is selected and a GPS is connected the position is automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than an user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the a or vkeys The lt key is used to delete erroneously entered data When the po
24. unknown just press NEXT to continue 6 5 Transmission Before the distress relay call can be transmitted the distress relay call may be confirmed Press lt to select Yes and NEXT to confirm The unit is now ready to transmit a distress relay call with the selected information Press SEND to transmit the call The call takes approximately 0 7 second The call can be aborted by pressing STOP If the distress relay call is not directed to a coast station the call is only transmitted once and the unit does not wait for an acknowledgment If the distress relay call is directed to a coast station the VHF DSC will now be stand by for a distress relay acknowledgement from the coast station If an acknowledgment is not received from the coast station within 5 minutes the call is retransmitted If an acknowledgment is not received within the following 5 minutes the call is considered incomplete and a new call must be initiated manually The retransmission cycle can be terminated by pressing any key When an acknowledgment call has been received a possible retransmission cycle is cancelled the display starts to flash and the audible alarm sounds To stop the audible alarm and view the received acknowledgment call press NEXT You are now in the RXMSG menu where the information in the received call can be viewed by pressing NEXT a couple of times Distress Pos at H iS hens E Se YZ to Y to enter time and positio
25. 10 bisrlay Position Station Time Test Print Ortions Ortions A Warning for old Position Press Warn when Position is older than 128 minutes YZ Use ol to to change Press to store RM2042 SET UP 4 10 View software version l Press A ES The unit s software version can be found by pressing FUNC The option Display is now flashing in the display press lt to Diselau Position Station change to the option Options When Options is flashing Time Test Print Ortions press NEXT to select You arenowinthe options menu This menu is used to change between the various options The selected option can be changed by pressing A or v Press v to make the option Version flash then press NEXT to select Ortions Version Press 5 P Radio WHF DSC Wer K RM2042 SET UP 4 12 RM2042 SET UP 5 DISTRESS CALL A distress call contains the following information Type of distress MID number of the ship in distress Position and Valid time of position Ifa GPS is connected the position and time are automatically inserted in the call If no position information is available or if the position is older than the user selected time the user is prompted to enter edit accept the position 5 1 Undesignated distress A distress call can be transmitted at any time by pressing DISTRESS and SEND simultaneously The nature of distress will then be an undesignated
26. ENDED CALL 8 1 Individual call An individual digital selective call consists of the address i e the MID number of the party to call a category a first message two telecommands a second message e g a proposed work channel or the ship s position and information that tells if acknowledgment of the call is requested In the extended individual call all of the above information has to be entered by the user If you do not need to transmit a specific category or telecommand you might as well use the simple individual call To select the call menu press CALL You are now in the simple call menu To start entering the information in the extended call press EDIT The following menu is used to select the type of call Press NEXT to make a Selective call This menu is used to select the kind of address in the call Press NEXT to select Individual The following menu is used to enter the address of the party to call The three letter text after Call should be flashing If the text does not flash press lt a number of times until it does 8 1 1 The call menu 8 1 1 1 Entering a MID number If the flashing text reads stn use a or vto change the flashing text to MID When the text MID is flashing the nine digit MID number of the ship to be called can be entered using the numerical keyboard lt can be used to delete erroneously entered data When the MID number has been entered press NEXT
27. If you want to enter a phone call use the numerical keyboard to enter the telephone number The telephone number may have up to 16 digits lt can be used to delete erroneously entered data When the phone number is correct entered press NEXT to accept If you want to make an individual call not a phone call to the coast station do not enter a phone number but just press NEXT 12 5 Storing the call The necessary information has now been entered and the call is ready to be stored You can select the entry in which you want the call to be stored The entry number can be incremented with the A key decremented with v key or entered directly using the numerical keyboard When the entry is correct press NEXT to store If the unit detects a problem when storing the call you are prompted for an answer to the problem 12 5 1 Overwriting existing data If you are starting overwriting data which already exist in the address you are prompted to accept if this is really your intention If you want to overwrite use lt or gt to select Overwrite or else select Abort and press NEXT to accept 12 5 2 Same station exists in another entry The unit checks to see if a call with the same name and or with the same MID and phone number exists at another location If such a call exists you are prompted to answer if you still want to save the entry or you want to abort If you want to save use lt or gt to select Sav
28. When a distress acknowledgment call has been received the automatic retransmission cycle is cancelled the display starts to flash and the audible alarm sounds To stop the audible alarm and view the received distress acknowledgment call press NEXT You are now in the RXMSG menu where the information from the received call can be viewed by pressing NEXT a couple of times 5 2 Press DISTRESS and SEND for 5 seconds DIS During transmission the display shows Distress call in Progress STOP Press if you want to terminate call During retransmission cycle the display shows Waiting for Distress acknowledge Press any key if you want to terminate retransmission cycle Distress acknowledge call received Press Bl Feb 92 17 54 Call Individual Dist acknow a E RM2042 DISTRESS CALL 6 DISTRESS RELAY There are two ways of creating a distress relay call Firstly standing inthe RXMSG menu and receiving a distress call without an acknowledgment and if the distress call is not more than 5 minutes old you can transmit a distress relay call This way of transmitting distress relays is described in chapter 11 2 Secondly a self composed distress relay call which can be one of four different calls depending on the type of address The call consists of an address a category Distress a telecommand Distress relay the MID number of the ship in distress if known and the position of the s
29. XT The first item to be set is the time zone This is done by pressing a or v a number of times until the zone is correct Then press NEXT to accept the time zone and set up the UTC time The next menu enables you to edit the UTC time and date The left and right arrows are used to move from e g hours to minutes A and v are used to increment or decrement the currently selected item When the UTC time and date are correct press NEXT to accept RM2042 SET UP bisrlay Position Station Time Test Print Ortions Press Edit time zone C 124 123 Bl Change with or Accept with Edit UTC time amp date c T 14 18 22 Di 24 61 92 Increment with decrement with Move from item to item with and Accept with 4 3 4 4 View identification numbers The unit s MID and common interest group numbers can be found by pressing FUNC The option Display is now flashing in the display press lt to change to the option Options When Options is flashing press NEXT to select You are nowin the options menu This menu is used to change between the various options The selected option can be changed by pressing A or v When the option Identification numbers is flashing press NEXT to select The ship s nine digit MID number is now displayed To view the ship s common interest group numbers press a or vacouple of times Itis not possible for the user to change the identification numbers
30. automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than the user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered data When the position has been entered press NEXT to accept and store the entered position and continue the input sequence or press LAST to discard the input and return to the previous menu Call stn Lyngby Phone to search forward alphabetically Use lt to delete Use to search backwards alphabetically Press nt to change from stn to Phone E Press 1348 to accept Additional message Position Work char Omit Use and to change Press to select Shirs Pos ati i Hs to delete data and vB toggle between N S and Press 348 to accept all data in display Use MLS to leave position input menu RM2042 PSTN CALL 9 2 2 Working channel If Work chan is selected you can now enter a proposed working channel w
31. conds period the call is considered to be incomplete and is therefore terminated To terminate the call section 9 6 refers 9 5 2 Auto acknowledge of ring back is off When a Busy answer is received from the coast station and Auto answer is OFF a message will appear in the display telling that a busy answer has been received and the automatic acknowledgment of ring back calls is off It is possible to change the ring back answer option to ON according to section 4 6 When a ring back call is received and auto answer is off the display starts to flash and the audible alarm sounds for 10 seconds Waiting for ring back from coast stations Call in Progress Waiting 3 sec to trans mit on work channel Call in Progress Ring back from coast stn received Press NEST Press any key to terminate call Coast station is busy Ring back answer is off Ring back received Auto answer option is off RM2042 PSTN CALL 9 6 Termination of call When the connection to the PSTN has been established it can at any time be terminated by pressing any key When a key is pressed for termination the DSC transmits an end of call sequence which is used as a request for charge information from the coast station If an acknowledgment from the coast station has not been received within 2 seconds the end of call sequence is retransmitted If a call has still not been received within the following 2 sec
32. continue The acknowledgment call can now be transmitted by pressing SEND 11 2 Distress messages The distress message that appears on the display is the latest received distress call If you want to read an older distress call press v a number of times until the wanted call appears The first line shows the date and time when the call was received The second line shows the nature of distress Press NEXT to get more information The following menu shows the MID number of the station in distress Press NEXT to get more information The following menu shows the latest known position of the ship in distress and the time the position was valid Hew work ing channel Hot able to comely Use lt and to change Press to select Hew work channel 12 YZ Use to ge to enter channel number Press to accept Reason Ho reason Siven Use RAS and to change Press to select Press SEND for scknowledge Press seo to transmit acknowledgment Acknowledge in PPo9Pesz 84 Feb 92 15 17 Call Hature Undesianated Press Str in dist 2190000527 Press iw Distress Pos at 15 Pos N 57 Bl E all 15 e RM2042 RECEIVED MESSAGES Press NEXT to continue If the received call is not more than 5 minutes old you can now select to transmit a distress acknowledgment call Use lt and gt to select and press NEXT to accept 11 2 1 Distress acknowledge Before the distress acknowledgemen
33. cting the end of sequence character The end of sequence character determines if the call is with or without request for an answer If you request an answer to the call select With else shift to Without and press NEXT to select 8 2 6 Transmission The call is now ready to be transmitted This is done by pressing SEND The VHF DSC modem monitors channel 70 to check upon the channel If the channel is free the call is immediately transmitted The calltakes approximately 0 6 sec Itis possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is transmitted The call can be cancelled by pressing STOP 8 2 6 1 Call with acknowledge request When the call has been transmitted the VHF DSC monitors channel 70 for an acknowledgment of the call If an acknowledgment is not received within 5 min the call is retransmitted If an acknowledgment is not received within the following 5 min the call is considered to be incomplete and you must manually initiate a new call When an acknowledgment call has been received a possible retransmission cycle is cancelled the display starts to flash and the audible alarm sounds for 10 sec To stop the audible alarm and view the received acknowledgment call press NEXT You are now in the RXMSG menu where the information in the received call can be viewed by pressing NEXT a couple of times 8 2 6
34. distress and if a position is stored in the unit this position will automatically be inserted in the call 5 2 Complete distress call 5 2 1 Nature of distress It is possible for the user to manually insert the nature of distress in the call The nature of distress menu is found by pressing DISTRESS It is now possible to use a and v to find the appropriate nature of distress The nature of distress is selected by pressing NEXT 5 2 2 Position information If no position is stored in the unit the user can enter the latest known valid position and the valid time of the position If position is unknown press NEXT to continue A known position is entered by means of the numerical keyboard When an input field e g the time is entered press ENT to confirm and you move to the next input field or you can use gt to move to the next field lt is used to delete erroneously entered data When the position has been entered press NEXT If a position is stored but the position is older than a user selected time you can accept using the known position by pressing NEXT or you can edit the position as described above If a GPS is connected or the stored position is still valid according to the user selected time the position is automatically inserted in the call and the position menu will not occur RM2042 DISTRESS CALL DIS Press Nature of distress Undesisnated distress Change with and SN Select with ex
35. e or else select Abort and press NEXT to accept RM2042 EDITING OF ADRESS BOOK Subscriber telerhone Prone E Subscriber telerhone Phone 961909998 Press to accept Store data at addr 2 Press to accept Data stored in addrbook st addr no 82 Overwrite existing data st 2 Overwrite Abort Press or to select Press to accept Same stn exists ati Ba Save Abort Press or to select Press to accept 12 3 12 4 RM2042 EDITING OF ADRESS BOOK 13 EDITING OF STATION REGISTER Your VHF DSC contains a station register which can be used to store the MID numbers for your most frequently used ship and coast stations The station register can hold up to 100 stations The stations stored in the station register can be selected alphabetically in various call menus This means that when you have programmed a station into the register you no longer have to remember the MID number but you can instead find the station by its name To start editing the station register press FUNC Press gt twice to select Station and press NEXT to accept You can choose either to make a new entry or to edit delete an already existing entry in the station register 13 1 Enter a new station The display menu will now ask for the name of the station Enter the name of the ship or coast station max 13 characters using the numerical keyboard Press e g 4 once to write a J twice to writ
36. e K or three times if you want to write an L Use gt to move to the next letter lt can be used to delete erroneously entered letters If the name of the new station has two words press gt twice to separate the words The first character of the second word will be written in capitals Accept the name by pressing ENT and the cursor will move to the second line where you are prompted for the 9 digit MID number Key in the number using the numerical keyboard Accept and store by pressing NEXT The unit checks if a station with the same name and or number already exists in the station register RM2042 EDITING OF STATION REGISTER bisrlasy Position Station Time Test Print Ortions Press Was Stn nam e E Call MID JKL JKL JKL Press pl 4 4 gt YZ E BBB DE ABC ABC IE YZ STOP Press ee ENE Stn name Lunabs Call MID lt Sth name Lyngby Call MID lt 6627191668 gt Press H24 Station stored Call stn Lyngby 13 1 13 1 1 The station name already exists It is not allowed to store the same station name twice so if the name of the station already exists you are asked if you want to overwrite or abort 13 1 2 The MID number already exists If the same MID number already exists in the station register but the name of the station is different you can choose to overwrite the old station to save the new station along with the old station or not to sav
37. e were considered to be secondary and therefore only selectable through a menu This is for instance set up of time and display backlight The use of the menues is described in chapter 3 In the following paragraph is given a short overview of which functions the various control keys give access to The description of the keys is likewise placed in their logical groups 2 1 2 2 Control keys ee Volume control and On Off switch for the main lO supply The FUNC key for the main menu gives ac cess to the sub menus containing the func tions to set up the VHF DSC The choices of sub menus are Display Display set up menu used to change illumina tion and read out angle Position Gives access to enter edit view the ship s po sition Station Gives access to enter new stations into the station register Time Gives access to set edit time zone and the internal UTC clock Test Makes an internal device test Print Gives access to print out the distress and ordinary call s message buffers The address book the station register and the unit set up can also be printed Options Gives access to different service programmes DIS Selects the distress menu ss When pressed simultaneously the distress call is transmitted ADDR RX These four keys reset the VHF DSC to a known start menu selected by the choice of key p m 3 y no O os E If an S P Radio VHF transceiver is connected thi
38. e VHF DSC modem monitors channel 70 to check if the channel is free If the channel is free the call is immediately transmitted The call takes approximately 0 6 sec It is possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is transmitted The call can be cancelled by pressing STOP When the call has been transmitted the VHF DSC monitors channel 70 for an acknowledgment of the call If an acknowledgment is not received within 5 min the call is retransmitted If an acknowledgment is not received within the following 5 min the call is considered to be incomplete and you must manually initiate a new call When an acknowledgment call has been received a possible retransmission cycle is cancelled the display starts to flash and the audible alarm sounds for 10 sec To stop the audible alarm and view the received acknowledgment call press NEXT You are now in the RXMSG menu where the information in the received call can be viewed by pressing NEXT a couple of times RM2042 STANDARD CALL Call lt 219123456 gt Press SEND for call Press ES to transmit call Call in Progress STOP Use ENT to abort call Waiting for acknowledae Press any key to terminate retransmission cycle Acknowledge call received Press Bi Feb 92 17 59 Acknow Individual F3E Simplex Press Ds Di 7 4 RM2042 STANDARD CALL 8 EXT
39. e called can now be entered using the numerical keyboard The area to be described is defined with the coordinates of the left upper corner N W corner and in degrees of latitude and longitude The reference point is the values entered after N and E The vertical side length is the value entered after the first a and the horizontal side length is the value entered after the second a When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on Nor E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the upper right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered data When the geographical area has been entered press NEXT to accept or else press LAST to discard 8 3 2 Selecting the call priority The call s category information is used to define the degree of priority The priority can be chosen from five possibilities It is noted that safety related calls i e calls containing the categories Urgency Distress and Safety are transmitted without checking for an idle channel and therefore may collide with other calls 8 8 Press KIAS Call MID lt E Press 2 Ture of Call Distress All shirs Selective Tere of selective call
40. e new station has two words press gt twice to separate the words The first character of the second word will then be written in capitals Accept the name by pressing ENT and the cursor will move to the second line where you are prompted for the 9 digit MID number RM2042 OPERATION Press gt bisrlas Position Station Time Test Print Options Press Stn name E Call MID lt JKL JKL JKL Press pi 4 4 gt YZ BE es FE BE ABC ABC YZ STOP Press ee aE Stn name Lyngby Call MID lt E 3 3 3 4 RM2042 OPERATION 4 SET UP 4 1 Change display light and read out angle The display light and read out angle can be set modified by pressing FUNC The option Display is now flashing in the display Press NEXT to select this option The display illumination keyboard light can be setin four steps 0 3 when the digit following the Light option is flashing O is no display illumination keyboard light 1 is lowest display illumination and keyboard light on 2 is medium display illumination and no keyboard light 3 is full display illumination and no keyboard light Use a and v or the numerical keyboard to set the desired value Use the lt or gt key to change to the setup of display view angle The digit following the View angle option is now flashing The view angle can be set in ten steps 0 9 If the unit is mostly seen from the top a large value is recommended If th
41. e the new station 13 2 Editing an existing station Press the initial letter of the station you want to edit and use the v key to search backwards or the a key to search forward alphabetically When you have found the station you may edit the name and number of the station as described in section 13 1 When the name and number is correct press NEXT to accept and store You are now asked to confirm that you really want to overwrite the existing station If you want to overwrite use lt or gt to select Overwrite or else select Abort and press NEXT to accept 13 2 Stn name exists Abort Qverwrite Use and to select Press to accept Stn MID exists Abort Dverwrite Save aras Use and to select Press to accept Sth name Lunaby 2 Call MID lt 96219166 gt Edit as described in 13 1 Press to store Duerwrite existing data Overwrite Abort Use and to select Press to accept Station stored Call stn Lunabs RM2042 EDITING OF STATION REGISTER 13 2 1 Deleting an existing station Press the initial letter of the station you want to delete and use the v key to search backwards or the A key to search forward alphabetically When you have found the station use the lt key to delete the information and press NEXT to delete the station from the register You are now asked to confirm that you really want to delete the station If you still want to delete use lt or g
42. e unit is mostly seen from the bottom a small value is recommended Use a and v or the numerical keyboard to set the desired value Press NEXT to confirm and return to the original menu RM2042 SET UP Press DisPlay Position Station Time Test Print Ortions Press Edit diselas setur View angle 6 Light 3 Change with or or o to Move from item to item with and Edit diselay setur View angle 6 Light 3 Change with ES or or oQ to Move from item to item with and Press to confirm the setup 4 1 4 2 Enter change position information This is not necessary ifa GPS or similar navigational equipment is connected or a S P Radio alarm unit with a GPS is connected The position information can be entered modified by pressing FUNC The option Display is now flashing in the display Press gt to make the option Position flash The option can now be selected by pressing NEXT If navigational equipmentis connected the display now shows the ship s latest known valid position along with the time the position was valid The position resolution is typically 1 100 of a minute lf the position has previously been manually entered the position resolution is only 1 minute If no navigational equipment is connected and the position has not previously been entered the cursor is flashing where the time is to be entered Start by pressing EDIT It is now possible to enter edit the latest known po
43. econd message can now be selected The additional message can either be the ship s position or a proposed working channel for the following communication If no additional message is wanted select Omit Use lt or gt to change between the three options and press NEXT to select RM2042 EXTENDED CALL Tere distress Priority Distress relau Telecom Use and to change Press to select Message 1 Telecmd 13 FSE G3E simplex Use and to change Press to select Message 1 Telecmd 23 Ho information Use and to change Press to select Additional message Pos it ion Work chan Omit Use and to change Press to select 8 9 8 3 4 1 Position information If Position is selected and a GPS is connected the position is automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than the user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered da
44. ed data When the position has been entered press NEXT to accept the input position and continue in the input sequence or press LAST to discard the input and return to the previous menu 8 2 4 2 Working channel If Work chan is selected you can now enter a proposed working channel where the following communication is to continue If a S P Radio VHF radiotelephone is connected the radiotelephone s currently selected channel is proposed but you can naturally enter another channel number The channel number is entered using the numerical keyboard 8 6 Message 1 Telecmd 1a F3ErG3E simrlex Use RAS and to change Press to select Messase 1 Telecmd 23 No information Use Wa and to change Press to select Additional message Position Work char Omit Use and to change Press to select Ships Pos at I fe Y E to delete data and Y toggle between N S and Press R24 to accept all data in display Use ZSI to leave position input menu Work channel 12 RM2042 EXTENDED CALL Note Entering the channel number here also changes the channel on the VHF NEXT is used to accept the channel number and continue the input sequence LAST is used to return to the previous menu 8 2 4 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information 8 2 5 Sele
45. edgment instead a new call to the station must be initiated 11 1 1 1 Accepting the information If you can accept all of the information in the call select Accept and press NEXT The acknowledgment is now ready to be transmitted Press SEND to transmit the call RM2042 RECEIVED MESSAGES Press E Ture of Rx message Ordinary Distress Use and to change Press to select Bi Feb 92 17 59 Ackrhow Individual FSE Simplex From stni lt 219000052 gt Mo additional message Routine Mo information Tyre of answer Accert Change info Use and to change Press to select Press SEND for acknowledge Press ES Acknowledge in Progress 11 1 1 2 Changing the information If Change info is selected you may change the proposed working channel or insert a first telecommand in the acknowledgment call telling the station that you are unable to comply Use lt and gt to change between the two possibilities and press NEXT to select If New working channel is selected itis now possible to enter a new proposed working channel using the numerical keyboard Note Entering another channel number here you also change the channel on the VHF When the channel has been entered press NEXT to accept and continue If Not able to comply is selected you must specify the reason why you are unable to comply Use the a and v keys to select the correct reason and press NEXT to accept and
46. ere it is possible to construct a simple individual or group call with only a limited amount of information But by pressing CALL and then pressing EDIT you now have access to construct any type of call that you want containing exactly the type of information that you want RM2042 CONTROLS The flashing cursor this is one of more possibillities indicates where an alphanumerical input arrow keys can be used When you look at the front plate you will note that the keys that select e g the main menus are placed in one group the keys that are used to move around in the menues are placed in another and the keys used for alphanumerical input are placed in a third group The keys are placed in a manner that minimizes the risk of inadvertent activation of distress calls 2 1 2 The display In order to make the operation of the equipment as easy as possible your VHF DSC is equipped with a fully alphanumeric LCD display This makes it possible to use a menu guided user interface making it an easy task to compose all kinds of calls since the read out in the menus is in plain language Symbols indicating that the up and down to change the flashing text Numerical and alphanumerical degree sign input Accepts input or terminates ongoing calls or alarms In the same manner pressing the FUNC key gives you access to amenu containing anumber of functions that when designing the front plat
47. flashing in the display Press lt twice to make the option Print flash The print menu can now be chosen by pressing NEXT The option Distress messages is now flashing on the second line of the display Press A twice to change the option to Address book Press NEXT to start the printout RM2042 THE PRINT MENU bisrlay Position Station Time Test Print Ortions Press 24 to select Print y Distress messages Press to print bisrlay Position Station Time Test Print Options Press Ku Print o Ordinary messages Press to print bisrlay Position Station Time Test Print Options Print Address book Press to print 14 1 14 4 Print the station register To get access to the print menu press FUNC The option Display is now flashing in the display Press lt twice to make the option Print flash The print menu can now be chosen by pressing NEXT The option Distress messages is now flashing on the second line of the display Press v twice to change the option to Station register Press NEXT to start the printout 14 5 Print the options setup To get access to the print menu press FUNC The option Display is now flashing in the display Press lt twice to make the option Print flash The print menu can now be chosen by pressing NEXT The option Distress messages is now flashing on the second line of the display Press v t
48. he address of the party to call The three letters text after Call should be flashing If the text does not flash press lt a number of times until it does 9 1 The call menu 9 1 1 Entering a MID number If the flashing text reads stn use a or vto change the flashing text to MID When the text MID is flashing the nine digit MID number of the coast station to be called can be entered using the numerical keyboard Note that coast stations MID numbers start with two 0 s lt can be used to delete erroneously entered data When the MID number has been entered press ENT to accept and start entering the telephone number The cursor is now flashing on line two of the display where it is possible to enter a telephone number with up to 16 digits When both the station and phone number have been correctly entered press NEXT to accept 9 1 2 Selecting a pre programmed station If the flashing text reads MID use a or v to change the flashing text to stn When the text stn is flashing it is possible to select a coast station stored in the station register using the numerical keyboard RM2042 PSTN CALL Press Use to delete old information Call MID lt 002191000 gt One Use and BVZ to toggle from stn to MID Use D i to Use to delete STOP Press to change from MID to Phone Press to accept 9 to enter MID number Call stn E Use to delete Use and
49. here the following communication is to continue If a S P Radio VHF radiotelephone is connected the radiotelephone s currently selected channel is proposed but you can naturally enter another channel number The channel number is entered using the numerical keyboard Note Entering the channel number here you also change the channel on the VHF NEXT is used to accept the channel number and continue in the input sequence LAST is used to return to the previous menu NOTE In an automatic call the coast station will determine the work channel 9 2 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information 9 3 Transmission The call is now ready to be transmitted This is done by pressing SEND The VHF DSC modem monitors channel 70 to check upon the channel If the channel is free the call is immediately transmitted The call takes approximately 0 6 sec Itis possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is transmitted The call can be cancelled by pressing STOP When the call has been transmitted the VHF DSC monitors channel 70 for an acknowledgment of the call If an acknowledgment is not received within 5 seconds the call is retransmitted If an acknowledgment is not received within the following 5 seconds
50. hip in distress along with the nature of distress To select the call menu press CALL You are now in the simple call menu To start entering the information in the distress relay call press EDIT The following menu is for selecting the type of call Use gt to change to the option Distress and press NEXT to select This menu is to select between a distress call or a distress relay call Press lt or gt to make the option Distress relay flash and press NEXT to select 6 1 Selecting the address As mentioned above you can choose from four different kinds of addresses for the distress relay call Use lt and gt to change between the various options and press NEXT to select 6 1 1 Call to all stations If All ships is selected it is not necessary to enter further address information RM2042 DISTRESS RELAY Pross EN Call MID lt i eS Tare of Call Distress All shirs Selective Tyre of distress call Distress Distress relay Press Tyre of addr All shirs 6 Area Grour Individual Use and to change Press to select 6 1 6 1 2 Call to geographical area The geographical area to be called can now be entered using the numerical keyboard The area to be described is defined with the coordinates of the left upper corner N W corner and in degrees of latitude and longitude The reference pointis the values entered after N and E The vertical side length is the value
51. ion The call is now ready to be transmitted This is done by pressing SEND The VHF DSC modem monitors channel 70 to check if the channel is free If the channel is free the call is immediately transmitted The call takes approximately 0 6 sec Itis possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is transmitted The call can be cancelled by pressing STOP 8 1 6 1 Call with acknowledge request When the call has been transmitted the VHF DSC monitors channel 70 for an acknowledgment of the call If an acknowledgment is not received within 5 min the call is retransmitted If an acknowledgment is not received within the following 5 min the call is considered to be incomplete and you must manually initiate a new call When an acknowledgment call has been received a possible retransmission cycle is cancelled the display starts to flash and the audible alarm sounds for 10 sec To stop the audible alarm and view the received acknowledgment call press NEXT You are now in the RXMSG menu where the information in the received call can be viewed by pressing NEXT a couple of times 8 1 6 2 Call without acknowledge request If the call does not contain an acknowledge request as end of the sequence character a message appears when the call is transmitted End of calls Call With Without answer Use and to change Press to select
52. ition will automatically be inserted in a distress call Used with an S P Radio simplex or duplex VHF transceiver the VHF DSC gives you a fully automated system allowing you to send automatic acknowledgments of calls and giving you access to the coast stations automatic services Your VHF DSC also supports the Automatic Transmitter Identification Service ATIS used in the Rhine radiotelephone service A connected S P Radio VHF transceiver can ask the DSC to transmit an ATIS call each time the handset key is released or when the handset key has been pressed for more than 5 minutes The received calls can be printed as they arrive if a Centronics compatible printer is connected 1 3 About the manual This manual describes the use of the VHF DSC receiver modem The manual is divided into three major parts OPERATION SET UP and CALLS The principles and facilities of the user interface are described in Chapter 3 OPERATION Details about how to set up the various functions and features of the VHF DSC are described in Chapter 4 SET UP It is recommended to first read the Chapter OPERATION to understand the basic use of the VHF DSC It is then an easy task to transmit calls using Chapters 5 to 11 as reference The chapters 12 and 13 describe the use of the address book and station register RM2042 INTRODUCTION 2 CONTROLS When designing the controls for your VHF DSC we have used
53. k chan is selected you can now enter a proposed working channel where the following communication is to continue If a S P Radio VHF radiotelephone is connected the radiotelephone s currently selected channel is proposed but you can naturally enter another channel number The channel number is entered using the numerical keyboard Note Entering the channel number here also changes the channel on the VHF NEXT is used to accept the channel number and continue the input sequence LAST is used to return to the previous menu RM2042 EXTENDED CALL Message 1 Telecmd 2 Mo information Use and to change Press to select Additional message Position Work chan Omit Use and to change Press to select Shirs Pos at i HN a Ed E a gt Press 248 to accept all data in display Use LS to leave position input menu Work channel 12 YZ Use to Y to enter channel no Press R248 to accept and continue Press to discard and return 8 3 8 1 4 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information 8 1 5 Selecting the end of sequence character The end of sequence character determines if the call is with or without request for an answer If you want an answer to the call select With else shift to Without and press NEXT to select 8 1 6 Transmiss
54. l calls press FUNC The option Display is now flashing in the display Press lt to change to the option Options When Options is flashing press NEXT to select You are now in the options menu The a and v keys are used to change between the various options Press a twice to make the option Acknowledge of calls flash on line two of the display and press NEXT to select this option The following menu is used to select whether you want automatic acknowledgments of received individual calls If you want automatic acknowledgments use lt or gt to make Yes flash and press NEXT to store If you do not want automatic acknowledgments of received individual calls select No and press NEXT to store If you selected automatic acknowledgment you can select your position to be inserted automatically in the acknowledgment call If you want the position inserted use lt or gt to make Yes flash and press NEXT to store If you do not want the position to be inserted in the acknowledgment call use lt or gt to make No flash and press NEXT to store If the calling station proposes a working channel in the call the working channel will be inserted in the call if the channel is valid If the channel is invalid the acknowledgment call will contain the telecommands Unable to comply Unable to use channel Ifthe proposed mode of subsequent communication is invalid the acknowledgment call wi
55. lasy Position Station Time Test Print Options Press shirs Pos at I Hi a ed E a gt YZ Use a to to enter the time when the position was valid Shirs Pos at 10 32 Hi a Ed E a gt STOP A Press im or gt to move to the next field Shirs Pos at 109 32 He a 7 E a El Use and to toggle between N and S STOP Enter latitude and use PAN or gt to move to the next field Enter longitude Shirs Pos at 16 32 Mi5r 01 E 009953 Press to accept all data in display Use to leave position input menu RM2042 OPERATION 3 2 3 Entering letters Some menus require you to input letters This is the case when you enter new stations in the station register and calls in the address book and when you use the alphabetical search function The following example shows the input sequence for entering a new name in the station register Press FUNC move the cursor until Station is flashing and press NEXT The cursor is now flashing in the input field after Stn name where the name is to be entered Each number key holds up to three letters So if you e g want to store the station Lyngby in the station register locate the key that holds the letter L which is the key with the digit 4 Press 4 once to write a Jor three times if you want to write an L Use gt to move to the next letter Press 9 to write a y etc lt can be used to delete erroneously entered letters If the name of th
56. ll contain the telecommands Unable to comply Unable to use mode You can select automatic acknowledgments of polling calls If you want automatic acknowledgment select Yes or else select No and press NEXT to store bisrlay Position Station Time Test Print OFtions Ortions x Acknowledge of calls Press Auto ackn to stn resu esting ackn Yes Ho Use and to change Press to store Auto insert Pos in ackr to stn Wes Ho Use and to change Press to store Auto ackn of Pollina calls Yes Ho Use and to change Press to store RM2042 SET UP You can select automatic acknowledgment of ship s position registration update calls If you will allow automatic acknowledgment select Yes or else select No and press NEXT to store If you make an automatic telephone call to a coast station Chapter 9 but the coast station is occupied and responds with a busy message the coast station might make an automatic ring back within a period of 15 min to comply with the telephone call You can select automatic acknowledgment of such a ring back call If you will allow automatic acknowledgment select Yes or else select No and press NEXT to store RM2042 SET UP Auto ackn of shirs POS update calls Yes No Use and to change Press to store Auto ackn of coast stn ring back calls Yes Ho Use and to change Press to store 4 7
57. mber If the flashing text reads stn use a or v to change the flashing text to MID When the text MID is flashing the nine digit MID number of the ship to be called can be entered using the numerical keyboard lt can be used to delete erroneously entered data When the MID number has been entered press NEXT to accept 7 1 2 Selecting a pre programmed station If the flashing text reads MID use A or v to change the flashing text to stn When the text stn is flashing a station stored in the station register can be selected using the numerical keyboard Press the key which represents the first letter of the station If the station register is empty a message is displayed else a station that starts with the selected letter appears on the first line of the display If it is not the correct station use v to search backwards or a to search forward alphabetically When the correct station is displayed press NEXT to select RM2042 STANDARD CALL Press Use to delete old information Call MID lt i use n DV to toggle from stn to MID YZ se ol to to enter MID number Use to delete Press to accept Call stn E Use lt to delete se and INV to toggle from MID to stn ABC YZ Use y fl to OY to select a letter Call str Lunabu Phone Use to search forward alphabetically E se to search backwards alphabetically Use lt
58. mitted The call can be cancelled by pressing STOP When the call has been transmitted the VHF DSC monitors channel 70 for an acknowledgment of the call If an acknowledgment is not received within 5 min the call is retransmitted If an acknowledgment is not received within the following 5 min the call is considered to be incomplete and you must manually initiate a new call When an acknowledgment call has been received a possible retransmission cycle is cancelled the display starts to flash and the audible alarm sounds for 10 sec To stop the audible alarm and view the received acknowledgment call press NEXT You are now in the RXMSG menu where the information in the received call can be viewed by pressing NEXT a couple of times RM2042 CALL FROM ADRESS BOOK Call lt 219123456 gt Press SEND for call Press ES to transmit call Call in Progress STOP Use ENE to abort call Waiting for acknowledge Press any key to terminate retransmission cycle Acknowledge call received Press Bi Feb 22 17 59 Acknow Individual F3E Simplex Press LR Di gt 348 10 3 10 4 RM2042 CALL FROM ADRESS BOOK 11 RECEIVED MESSAGES The received messages are divided into distress and ordinary messages To display a received message press RX MSG You are now in the received messages menu where it is possible to read the 20 latest received ordinary and the 20 latest received distress calls Use lt
59. mon interest group call 8 3 Geographical area call 8 4 All ships call 9 PSTN CALL 9 1 The call menu 9 2 Selecting an additional message 9 3 Transmission 9 4 Coast station is able to comply 9 5 Coast station is busy 9 6 Termination of call PAGE 4 10 4 11 _ RM2042 10 11 12 13 14 15 CALL FROM ADDRESS BOOK 10 1 Selecting an address book call 10 2 Selecting an additional message 10 3 Transmission RECEIVED MESSAGES 11 1 Ordinary messages 11 2 Distress messages EDITING OF ADDRESS BOOK 12 1 Selecting an address 12 2 Editing the address name 12 3 Entering a call station 12 4 Entering aphone number 12 5 Storing the call EDITING OF STATION REGISTER 13 1 Enter a new station 13 2 Editing an existing station THE PRINT MENU 14 1 Print distress messages 14 2 Print ordinary messages 14 3 Printthe address book 14 4 Print the station register 14 5 Print the options setup TEST FUNCTION 15 1 Internal test RM2042 10 1 10 2 10 3 12 1 12 1 12 2 12 3 12 3 13 1 13 2 14 1 14 1 14 1 14 2 14 2 1 INTRODUCTION 1 1 What is Digital Selective Calling Digital Selective Calling or DSC is the globally adopted general purpose system for selective calling in ship to ship ship to shore and shore to ship directions The system is used on both MF HF and VHF frequencies The Global Maritime Distress and Safety System or GMDSS requires the use of DSC for distress alerting
60. n STOP Use EW to accept data in an input field to move to the next field to delete data E mn oO E D BETEA Use E W and vB toggle between N S and Press to accept all data in display Press SEND for distress relay Press ES to transmit call Call in Pro9ress STOP Use q to abort call Call transmitted Waiting for acknowledae Press any key to terminate retransmission cycle Distress relay acknow ledge call received Press Bl Feb 92 17 59 Acknow Individual Dist relay RM2042 DISTRESS RELAY 7 STANDARD CALL An individual digital selective call consists of the address i e the MID number of the party to call a category a first message two telecommands a second message e g a proposed work channel or the ship s position and information that tells if acknowledgment of the call is requested The above information has to be entered by the user In the standard call the unit automatically fills in some of the information This kind of call is used for ship ship and ship shore calls where acknowledgement is requested and can be compared to an ordinary telephone call Press CALL to start entering the necessary information The following menu is used to enter the address of the party to call The three letters text after Call should be flashing If the text does not flash press lt a number of times until it does 7 1 The call menu 7 1 1 Entering a MID nu
61. nd hold the handset key during the complete call because the coast station will consider the call to be terminated if the carrier is lost for more than 5 seconds To terminate the call section 9 6 refers 9 5 Coast station is busy If the coast station has no free PSTN lines or no free channels it may respond with a call saying Unable to comply Busy In this case the coast station can make a ring back call within a period of 15 min 9 5 1 Auto acknowledge of ring back is on When a Busy answer is received from the coast station and Auto answer is ON the DSC unit waits for a ring back from the coast station When the DSC receives the ring back it checks to see if the channel is free and transmits an acknowledgment to the coast station It then waits for a period of 5 seconds to receive a possible second call from the coast station After this 5 seconds period the communication continues with the DSC automatically transmitting the DSC call on the work channel and at the same time holds the carrier for another 2 seconds This is used by the coast station to determine that the DSC has arrived at the correct channel and at this point the coast station starts dialling the number The connection to the PSTN is now established The display will now start to flash and the audible alarm will sound for 40 seconds or until you press NEXT If you have not pressed NEXT or the handset key within the 40 se
62. ng received a distress call This is typically done if the ship in distress has not had the time to transmit a distress or does not have digital selective calling equipment If Telecom is selected the call is an ordinary call with the priority distress 8 4 2 Selecting first message The first message consists of two telecommands 8 4 2 1 First telecommand The first telecommand is e g used to specify the type of following communication or to ask the called station for information RM2042 EXTENDED CALL Press Call MIDI lt E ee Tyre of call Distress All shirs Selective Press Ture of Prioritus Distress Urgency Safety Use and to change Press to select Ture distress Priority Distress relay Telecom Use and to change Press to select Message 1 Telecmd 13 FSE G3E simplex Use and to change Press to select 8 4 2 2 Second telecommand The possible choices of second telecommand depend on the selected firsttelecommand If for instance Data transmission is selected as the first telecommand you can only choose from second telecommand that tells what kind of data protocol there is used in the transmission 8 4 2 3 Working channel You can now enter a proposed working channel where the following communication is to continue If a S P Radio VHF radiotelephone is connected the radiotelephone s currently selected channel is proposed but you can naturally enter another cha
63. nnel number The channel number is entered using the numerical keyboard Note Entering the channel number here also changes the channel on the VHF NEXT is used to accept the channel number and continue the input sequence LAST is used to return to the previous menu 8 4 3 Transmission The call is now ready to be transmitted This is done by pressing SEND The call takes approximately 0 6 sec Itis possible to terminate the call by pressing STOP 8 12 Message 1 Telecmd 2 No information Use and to change Press to select Work channel 12 YZ Use ol to to enter channel no Press H24 to accept and continue Press to discard and return Call all shirs Press SEND for call STOP Press er to terminate call Call in Progress Call transmitted RM2042 EXTENDED CALL 9 PSTN CALL APSTN call is an individual automatic call to the public Packet Switched Telephone Network The call must be addressed to a coast station and the coast station must support automatic facilities Your VHF DSC supports PSTN calls if a S P Radio VHF radiotelephone is connected In the individual automatic digital selective call the DSC unit fills in most of the necessary information To make a PSTN telephone call you only have to fill in the MID number of the coast station and the telephone number of the land subscriber Press CALL to start entering the necessary information The following menu is used to enter t
64. o 12 3 2 2 Entering digits Some menus require you to input numerical data This is for example the case with MID numbers and position information The following example shows the input sequence for ships position information Press LAST move the cursor until Position is flashing and press NEXT The cursor is now flashing which indicates that an input is expected this case you have to enter the time when the position was valid Use the numerical keyboard to enter the time If you enter an incorrect digit you can delete the digit by pressing the lt key When you have filled in the time the cursor is flashing on the last digit of the time field To move on to the next input field press ENT or gt The cursor is now flashing on N S The small up down arrow symbol is shown in the lower right corner of the display symbolizing that the a and v keys can be used to toggle between North and S outh The arrow symbol is only present when it is possible to use the a or v keys When the hemisphere is correct just start entering the latitude Press ENT or gt to move the cursor to E W can be changed with the a and v keys Press ENT or gt to enter the longitude You have now entered the entire position information Press NEXT to accept and store the input or press LAST to discard the input and return to the previous menu 3 2 Press Press Edit time zone 123 1251 81 Press or to change time zone Press Disr
65. o change the option to Options setup Press NEXT to start the printout 14 2 Display Position Station Time Test Print Ortions Print Station register Press to print Display Position Station Time Test Print Ortions Press Ras Print Drt ions seburP Press to print RM2042 THE PRINT MENU 15 TEST FUNCTION The test function is used to make an internal test of the transmitter and receiver functions on the DSC modem without actually transmitting a call on channel 70 15 1 Internal test To get access to the internal test function press FUNC The option Display is now flashing in the display Press lt three times to make the option Test flash The internal test can now be started by pressing NEXT When you start an internal test the programme will do a loop back test The test program transmits a call but loops it back via the receiver module If the call is correctly received the unit is working internally If the call is not correctly received the unit displays an error message If you want to make a complete test you can transmit a standard call to your own MID number using the standard call menu as described in chapter 7 RM2042 TEST FUNCTION Disrlay Position Station Time Test Print Ortions Press to start test Loor back test in Frogress Call transmitted and received correct Wes Agila Aa Unit needs service 15 1
66. onds the call is considered to be terminated If the coast station has charge information it is transmitted to the ship station The charge information is the charged time in hours minutes and seconds If the coast station responds but has no charge information the read out of this call will be no charge information RM2042 PSTN CALL Press any key to terminate call Press Rau Call in Progress Waiting for charge info from coast station Press any key to terminate retransmission cycle Call terminated charge time 48 06 50 Call terminated Coast stn has no charge info 9 5 9 6 RM2042 PSTN CALL 10 CALL FROM ADDRESS BOOK Your VHF DSC contains an address book which is able to hold up to 40 user programmed DSC calls The address book is intended to make your every day use of the DSC easier being able to store the most used stations calls in the address book The calls correspond to the standard call as described in chapter 7 Editing of the address book is described in chapter 12 10 1 Selecting an address book call Activate the ADDR BOOK key The display will show the top of the address book menu The first line shows the name of the station person or firm that is to be called The second line shows the MID number or the name of the station if the address book is programmed with a station contained in the stations register The MID number is therefore used for calls to ships or coas
67. ority Distress has been selected you must now select the distress priority If the priority Distress relay is selected it is possible to transmit a distress relay call without having received a distress call This is typically done if the ship in distress has not had the time to transmit a distress or does not have digital selective calling equipment If Telecom is selected the call is an ordinary call with the priority distress 8 1 3 Selecting first message The first message consists of two telecommands 8 1 3 1 First telecommand The first telecommand is e g used to specify the type of following communication or to ask the called station for information 8 2 Call str E to delete and IDH to toggle from MID to stn 9 to select a letter Call sth Lyngby Phone to search forward alphabetically to search backwards alphabetically to delete Press 1348 to accept Priority Routine Urgency Distress Safetu Business Use and to change Press to select Ture distress Priority Distress relay Telecom Use and to change Press to select Message 1 CTelecmd 13 F3ErG3E simplex Use and to change Press to select RM2042 EXTENDED CALL 8 1 3 2 Second telecommand The possible choices of second telecommand depend on the selected firsttelecommand Ifforinstance Datatransmission is selected as the first telecommand you can onl
68. rface the DSC has a 600 ohms balanced output plus key information for use with independent VHF units where the DSC works as an encoder A serial interface to navigational equipment that conforms to the NMEA 0183 standard is also standard For ships where the DSC unit is not located near the steering wheel an S P Radio remote alarm box can be connected for remote control of distress calls and indication of received distress and urgency messages The DSC unit can furthermore be connected to a Centronics compatible line printer 1 23 Call composition Since the DSC protocol specifies a great variety of calls the composition of the calls can be fairly complex To ease the daily use of DSC and in order to simplify the composition of calls your DSC is equipped with amenu operated user interface The calls are easily composed because of the menu operated user interface that guides you trough the call composition Likewise the functions of the controls and their location are designed for quick and efficient operation minimizing the risk of inadvertent activation The encoding of calls is divided into simple calls and complete calls The simple calls need only a limited amount of information to be transmitted This is done because most calls will be simple ship ship or ship shore calls where one party calls another telling that he would like to talk on a specific working channel The individual selective ship ship and
69. rted as routine and the first message which consists of two telecommands is automatically entered with the type of following communication i e F3E simplex and no information An additional message the second message can now be selected Use lt or gt to change between the three options and press NEXT to select 10 2 1 Position information If Position is selected and a GPS is connected the position is automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than the user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered data When the position has been entered press NEXT to accept and store the entered position and continue the input sequence or press LAST to discard the input and return to the previous menu 10 2 2 Working channel If Work chan is selected you can enter a proposed working channel where the following communication is to continue If
70. s menu allows you to control the VHF chan nel setting from the DSC Fell Selects the address book menu where you BOOK can transmit the stored calls ADDR BOOK EDIT Selects the address book edit menu where you can edit the content of the address book os I Selects the received calls menu The calls are US separated into distress and ordinary calls ee x Selects the menu for simple ship ship or ship CALL shore calls CALL EDIT Select the menu for complete ship ship or ship shore calls The edit key can only be used as shown el together with the two main keys ADDRBOOK and CALL and when using FUNC Position where you must press EDIT to change a posi tion previously stored E Starts the transmission of the DSC call Bon Hoo The left and right arrows are used to move the cursor from item to item in the menus while NEXT and LAST are used to select the next or previous menu Returns to the previous menu until the main LAST A menu is reached Moves the cursor to the left If the cursor is placed in an input field the information is deleted ES El Moves the cursor to the right When the small arrow is shown in the display the up and down arrows can be used to toggle between choices in the menu When the small arrow is shown in the display the up and down arrows can be used to toggle between choices in the menu K y Is used to accept the data currently shown in
71. ship shore calls can be best compared to ordinary telephone calls where you dial a number and wait for the called party to answer The complete calls contain more specific information that has to be entered before the calls can be transmitted A call of this type could e g be to ships in a specific geographical area 1 2 4 Features Your VHF DSC includes a number of features that makes the everyday use of DSC easier Itis fx possible to store frequently used calls in the built in address book The calls can be stored under aname that refers the call to a ship or company A specific call is easily found by using the alphabetical search function which makes it simple to find and transmit the stored calls The address book can contain up to 40 calls It is also possible to store a list of your most frequently used stations with their names and numbers coast stations as well as mobile stations in the built in station register This means that instead of remembering the 1 2 number for each station you can use the alphabetical search function and find the name of the wanted station and use thatin the call composition The station register can contain up to 100 stations Real time clock Channel 70 is used for digital selective calling on VHF To ensure continuous watch on channel 70 the VHF DSC receiver modem has a separate channel 70 receiver If a GPS or another type of navigational equipment is connected the ship s pos
72. sing NEXT 6 3 Entering the number ofthe ship in distress The following menu is used to enter the MID number of the ship in distress If the ship s MID number is unknown press NEXT when Unknown is flashing If the MID number is known press lt or gt so a cursor occurs where the MID number is to be entered Now enter the MID number using the numerical keyboard lt can be used to delete erroneously entered data When the MID number is correctly entered press NEXT RM2042 DISTRESS RELAY Call stn E se lt to delete E E Sao NY to toggle from MID to stn ABC YZ Use to ge to select a letter Call stn Lyngby to search forward alphabetically Use to search backwards alphabetically Use to delete Press lag to accept A Mature of distress y Undesianated distress Change with and Select with Name of shir in distress MID lt gt Unknown Use gt MID number to change between Unknown and YZ Use to Y to enter MID number Use lt to delete Press 24 to accept 6 3 6 4 Position information Ifthe position ofthe ship in distress is known itcan be entered using the numerical keyboard When an input field e g the time is entered press ENT to accept and move to the next input field or use gt to move to the next field lt is used to delete erroneously entered data When the position has been entered press NEXT If the position is
73. sition and the time the position was valid using the numerical keyboard When an input field has been filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on the N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the A or v keys The lt key is used to delete erroneously entered data When the position has been entered press NEXT to accept and store the position or else press LAST to discard the changes DisFlay Position Station Time Test Print Options Press ShiPs Fos ati E H a a E a 2 Press ug to start editing YZ to OY to enter time and position E A oO E mn oO a to accept data in a field to move to the next field to delete data A oO U E W mn oO Cc D BONE and M toggle between N S and Press Klaus to accept all data in display and store Press MS to discard changes and return to the main options menu RM2042 SET UP 4 3 Set up time The time can be set modified by pressing FUNC The option Display is now flashing in the display To select the option Time press lt or gt a number of times until the option Time is flashing The option can now be selected by pressing NE
74. sition has been entered press NEXT to accept and store the entered position and continue the input sequence or press LAST to discard the input and return to the previous menu 7 2 2 Working channel If the option Work chan is selected you can enter a proposed working channel where the following communication is to continue If a S P Radio VHF radiotelephone is connected the radiotelephones currently selected channel is proposed but you can of course enter another channel number The channel number is entered using the numerical keyboard Note Entering another channel number here you also change the channel on the VHF NEXT is used to accept the channel number and continue the input sequence LAST returns you to the previous menu 7 2 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information Additional message Position Work chan Omit Use and to change Press to select Ships Pos ati E Hz a El E a a to delete data and vB toggle between N S and Press 348 to accept all data in display Use ZSI to leave position input menu Work channel 12 YZ Use to MY to enter channel no Press R24 to accept and continue Press MESE to discard and return RM2042 STANDARD CALL 7 3 Transmission The call is now ready to be transmitted This is done by pressing SEND Th
75. station for information 8 2 3 2 Second telecommand The possible choices of second telecommand depend on the selected firsttelecommand If for instance Data transmission is selected as the first telecommand you can only choose from second telecommand that tells what kind of data protocol there is used in the transmission 8 2 4 Selecting second message An additional message the second message can now be selected The additional message can either be the ship s position or a proposed working channel for the following communication If no additional message is wanted select Omit Use lt or gt to change between the three options and press NEXT to select 8 2 4 1 Position information If Position is selected and a GPS is connected the position is automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than the user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the A or v keys The lt key is used to delete erroneously enter
76. t to select Yes or else select No and press NEXT to accept RM2042 EDITING OF STATION REGISTER Stn name Lyngby Call MID 0021910007 Press to delete Lyngby Press to delete Delete station Yes Mo Use lt and EY select Press to accept Station deleted 13 3 13 4 RM2042 EDITING OF STATION REGISTER 14 THE PRINT MENU In the print menu you can make a printout of everything stored in the unit This includes the received distress and ordinary messages the address book and station register and the set up of the unit 14 1 Print distress messages To get access to the print menu press FUNC The option Display is now flashing in the display Press lt twice to make the option Print flash The print menu can now be chosen by pressing NEXT The option Distress messages is now flashing on the second line of the display Press NEXT to start the printout 14 2 Print ordinary messages To get access to the print menu press FUNC The option Display is now flashing in the display Press lt twice to make the option Print flash The print menu can now be chosen by pressing NEXT The option Distress messages is now flashing on the second line of the display Press A to change the option to Ordinary messages Press NEXT to start the printout 14 3 Print the address book To get access to the print menu press FUNC The option Display is now
77. t call can be transmitted the distress acknowledgement call must be confirmed Press lt to select Yes and NEXT to confirm The unit is now ready to transmit the distress acknowledgment call Press SEND to transmit the call The distress acknowledgment call is a call addressed to all ships The call takes approximately 0 7 second The call can be terminated by pressing STOP RM2042 RECEIVED MESSAGES Press H24 Tyre of answer bist Acknowledge Relays Press SEND for distress acknowledge Press ES to transmit Call in Progress Call transmitted RM2042 RECEIVED MESSAGES 12 EDITING OF ADDRESS BOOK Your VHF DSC contains an address book where you can store up to 40 simple calls 12 1 Selecting an address To start editing the address book press ADDRBOOK The Address Book Menu will appear You can choose either making a new entry or editing an already existing entry in the address book 12 1 1 Selecting a new entry If you want to make a new entry be sure that Address number is flashing You can now use the numerical keyboard or the A and v keys to find an empty entry If Address number is not flashing press the lt or gt key to make the address number flash 12 1 2 Selecting an existing entry If you want to edit an existing entry you can either use the numerical keyboard or the A and v keys to search for the existing entry or you can search alphabetically for the entry by pressing either
78. t stations that you have not yet programmed in the stations register There are two ways of searching for a station in the address book You can either search by number or alphabetically When the address number is flashing the up down arrow keys may be used to increment or decrement the address or the number of the address can be keyed in directly by using the numerical keyboard By activating the lt or gt key you can make the first letter of the station name flash Press the key which is representing the first letter of the station If the address book is empty a message is displayed or else a station which name starts with the selected letter appears on the first line of the display If it is not the correct station use v to search backwards or a to search forward alphabetically When the correct station is displayed press NEXT to select RM2042 CALL FROM ADRESS BOOK Press Een Addr 2 Sailor 5 Call MID lt 219BBBB52 gt Addr Si S P Radio Call stn Lunabe le to enter address number to increment address number DV 2 to decrement address number Press or to change to alphabetical search Addr 5 5 P Radio 2 Call stn Lungby Use to search forward alphabetically to search backwards alphabetically or to change to numerical Press 348 to accept Press ES search 10 1 10 2 Selecting an additional message In the Address book call the category is automatically inse
79. ta When the position has been entered press NEXT to accept the input position and continue in the input sequence or press LAST to discard the input and return to the previous menu 8 3 4 2 Working channel If Work chan is selected you can now enter a proposed working channel where the following communication is to continue If aS P Radio VHF radiotelephone is connected the radiotelephone s currently selected channel is proposed but you can naturally enter another channel number The channel number is entered using the numerical keyboard Note Entering the channel number here also changes the channel on the VHF NEXT is used to acceptthe channel number and continue the input sequence LAST is used to return to the previous menu 8 3 4 3 No additional message If you do not want an additional message select Omit and press NEXT The second message will then be inserted in the call as no information 8 3 5 Transmission The call is now ready to be transmitted This is done by pressing SEND The VHF DSC modem monitors channel 70 to check upon the channel If the channel is free the call is immediately transmitted The call takes approximately 0 6 sec Itis possible to terminate the call by pressing STOP If the channel is occupied the VHF DSC waits until the channel is free before the call is transmitted The call can be cancelled by pressing STOP Shirs Pos at i Hs to delete data
80. telecommands and additional information blocks Class B Limited number of calls which provides alerting acknowledgments and relay facilities for distress purposes calling and acknowledgment for general communication purposes and calling in connection with semi automatic automatic services Class C Equipment intended as add on for VHF equipment to provide DSC alerting giving ship identification only 1 2 Your S P Radio VHF DSC receiver modem The following gives a short introduction to your S P Radio VHF receiver modem and its features For a more technical description please refer to the technical manual for this product 1 2 1 Technical specifications Your S P Radio VHF DSC receiver modem complies with the international requirements stated by IMO in the Global Maritime Distress and Safety System known as GMDSS The VHF DSC receiver modem allows you to encode and decode all the messages applicable for VHF Class A Digital Selective Calling equipment as defined in CCIR Rec 493 4 and Rec 689 The method of operation complies with the operational procedures for use of digital selective calling equipment as defined in CCIR Rec 541 3 1 1 1 2 2 Interfaces For use with S P Radio VHF transceivers simplex as well as duplex the DSC is equipped with a serial interface which allows for fully automatic DSC operation This interface also works with the S P Radio scrambler option For VHF s without serial inte
81. ter can be selected 12 3 Entering a call station The station to call can either be selected from the station register or entered as a MID number 12 3 1 Selecting from the station register When sin is flashing you can key in the initial letter of the name of the station you want to call The display will show the first name with this initial and you can use the v key to search backwards and the A key to search forward alphabetically When the correct station is displayed press NEXT to accept 12 3 2 Entering a station by MID number If stn is flashing use the A or v keys to change the flashing text to MID When MID is flashing the nine digit MID number of the station to be called can be entered using the numerical keyboard lt can be used to delete erroneously entered data When the MID number is correct press NEXT to accept 12 2 STU Press del Press PQR PQR PQR Press MMS 6 6 gt ABC oo GHI GHI ress PES I STOP Use mag to accept Use to delete Name 5 P Radio Call str E Namez 5 P Radio Call stni Lyngby Hame 5 P Radio Call MID lt 8 or to toggle from stn to MID YZ Use to e to enter MID number to delete Press 1348 to accept RM2042 EDITING OF ADRESS BOOK 12 4 Entering a phone number If the call is addressed to a coast station first and second digits in the MID number are 0 s it is possible to enter a PSTN phone number
82. the callis considered to be incomplete and you must manually initiate a new call 9 4 Coast station is able to comply When an acknowledgment call has been received from the coast station a possible retransmission cycle is cancelled and the communication continues with the DSC automatically transmitting the DSC call on the work channel and at the same time holds the carrier for another 2 seconds This is used by the coast station to determine that the DSC has arrived at the correct channel and at this point the coast station starts dialling the number The connection to the PSTN is now established If a simplex VHF is connected or F3E Simplex is used as the first telecommand and you do not activate the handset key RM2042 PSTN CALL Work channel 12 YZ Use o to to enter channel no Press R248 to accept and continue Press to discard and return Call lt 002191000 gt Press SEND for call Press E to transmit call Call in Progress STOP Use ENT to abort call Waiting for acknowledge Press any key to terminate retransmission cycle Call in Progress Press any key to terminate call over a period of 40 seconds the transmitter is automatically keyed for 1 second This is done because the coast station considers the call to be terminated if the carrier is lost for more than 45 seconds If a duplex VHF is connected and F3E Duplex is used as the first telecommand you must press a
83. to toggle from MID to stn ABC YZ Use Y A to el to select a letter 9 1 Press the key which is representing the first letter of the station Ifthe station register is empty a message is displayed or else a station that starts with the selected letter appears on the first line of the display If it is not the correct station use v to search backwards or a to search forward alphabetically When the correct station is displayed press ENT to accept The cursor is now flashing on line two of the display and it is possible to enter a telephone number with up to 16 digits When both the station and phone number have been correctly entered press NEXT to accept 9 2 Selecting an additional message In the individual automatic call the category is automatically inserted as routine and the first message which consists of two telecommands is automatically entered with the type of following communication i e F3E simplex and no information if a simplex VHF is connected If a duplex VHF is connected you have the choice between F3E Simplex F3E Duplex and Data Duplex An additional message the second message can now be selected NOTE Since the call is fully automatic the second message should normally be omitted Use lt or gt to change between the three options and press NEXT to select 9 2 1 Position information If Position is selected and a GPS is connected the position is
84. vidual or an all ships call The address is used in individual calls to specify which ship is to receive the call The category is used to specify the call priority e g if it is a safety related or an ordinary call The self identificationis your own MID number which is stored in the DSC unit The telecommand information is used to specify e g the type of following communication i e simplex or duplex RM2042 INTRODUCTION If you want to speak to the other party you can enter the frequency information in terms of a proposed work channel number Where the coast stations implement automatic services DSC gives you direct access to the national telephone network dial trough This is done by entering a telephone number in the call The end of sequence signal is used to specify to the called party if you want an acknowledgment of the call if no acknowledgment is wanted or if the call is an acknowledgment of a received call The information in the call is transmitted by using characters composed from a ten bit error detecting code The characters are transmitted twice in a time spread mode which increases the possibility of correct reception under poor conditions 1 1 2 Equipment classes Three equipment classes for DSC equipment are defined Class A Intended to meet the IMO GMDSS carriage requirements Includes all facilities of CCIR Rec 493 4 e g all call types with all possible combinations of categories and
85. y choose from second telecommand that tells what kind of data protocol there is used in the transmission 8 1 4 Selecting second message An additional message the second message can now be selected The additional message can either be the ship s position or a proposed working channel for the following communication If no additional message is wanted select Omit Use lt or gt to change between the three options and press NEXT to select 8 1 4 1 Position information If Position is selected and a GPS is connected the position is automatically inserted in the call If no GPS is connected and the position has not previously been entered or the position is older than the user defined time the cursor is flashing where the time is to be entered When an input field is filled in press ENT to accept the information in the field or press gt to move to the following field without accepting the data When the cursor is flashing on N or E a and v can be used to toggle between N S and E W This is symbolized by the small up down arrow in the lower right corner of the display This arrow is only present when it is possible to use the a or v keys The lt key is used to delete erroneously entered data When the position has been entered press NEXT to accept the input position and continue in the input sequence or press LAST to discard the input and return to the previous menu 8 1 4 2 Working channel If Wor

User Manual - Polaris Electronics A/S

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