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10

Receiving DISTRESS Call

When switches on your MF/HF set is constantly scanning all DSC
distress channels for incoming DSC distress calls.

DISTRESS

Rx/Tx

2182.0 kHz

AM TELEPHONY

SIGNAL

POWER HIGH   SQUELCH OFF

| | | | |

CH

FREQ

MODE

BAND

Press VIEW to read out the call.

Press ABORT to return to TEL screen

Distress

call received

VIEW

ABORT

FROM: 21900100

Press MORE to view the second part of call.

CALL CONTENT

Time:

08:55:00 22 Sep 97 .

TYPE:

Distress

FROM: 219001000
MSG.:

Fire

Received on 2187.5 kHz

MORE

If the ship in distress is within a reachable distance press “2182” and
listen to the subsequent information.

Press ACK/REPLY to send distress acknowledgement or distress relay.
In these menus there is a security that makes it impossible to send an
acknowledgement by mistake.
Press SETUP to return to the TEL screen with the appropriate radio
distress frequency, in this case 2182 kHz.

Press AGAIN to view the first part of call.

CALL CONTENT

ACK/REPLY

SET UP

N: 57°01 E:009°52
Time

09:58 UTC

CANCEL

COMM: SSB Telephony

AGAIN

Summary of Contents for HC4500

Page 1: ...SAILOR HC4500 MF HF CONTROL UNIT Operating Instructions Distress Calls see page ii List of contents see page 1...

Page 2: ...fault on the distress frequency 2187 5 kHz Wait for answer The distress call is auto repeated every 5 minutes on the same distress frequency DISTRESS Acknowledgement 4 Press VIEW to read the contents...

Page 3: ...s guided by the text displayed 6 Tuning control 7 ON OFF push button 8 Volume control 9 TEL DSC function switch In TEL mode radiotelephone parameters are shown and selected In DSC mode DSC parameters...

Page 4: ...or the daily user of the system Additionally it includes a section on the installation procedures and on page ii standard distress procedures We highly recommend you to read the manual before you star...

Page 5: ...tching ON OFF 3 Setting Backlight Level 3 Switching Loudspeaker ON OFF 3 Volume Control 3 Switching Squelch ON OFF 3 Setting Transmitter Power Level 3 Manual Call Functions 4 Telephony Channel Display...

Page 6: ...for public correspondence with coast stations are arranged in pairs for duplex semi duplex operation For the HF bands these channels are allocated numbers by ITU on an international basis In addition...

Page 7: ...ON OFF 1 Press the Shift key followed by the SPK key Volume Control 1 Rotate the VOL button to adjust the loudspeaker sound volume Switching Squelch ON OFF SSB Telephony mode 1 Press the Shift key fol...

Page 8: ...frequencies Switches to Station display for selection of another station Steps to the next lower channel number of the station Steps to the next higher channel number of the station Squelch setting R...

Page 9: ...ANCEL NAME LYNGBY CALL SIGN OXZ MMSI NO 002191000 TELEX NO 37383 STN STATIONTABLE CH FREQ MODE AM TELEPHONY SIGNAL BAND POWER HIGH SQUELCH OFF DISTRESS Rx Tx 2182 0 kHz The frequencies for distress an...

Page 10: ...traffic lists are transmitted in more frequency bands simultaneously search for the channel with the best propagation conditions Making a Manual Call Wait until transmission of the traffic list has f...

Page 11: ...distress frequencies and one for watch on the public DSC frequen cies calling watch The calling watch receiver is identical with the receiver of the radio and therefore it is possible to switch the c...

Page 12: ...cies Changes distress frequency used default for quick distress calls Specified frequency List of watch frequencies EXIT Calling Watch 02 02 01 01 04 Rx Freq 02187 5kHz DSC STATUS display DSC STATUS C...

Page 13: ...part of call CALL CONTENT Time 10 55 00 13 Okt 97 TYPE Individual FROM 219000012 CAT Routine ACKN Request MORE Press CONNECT to transmit and set channel Press CHANGE to change the acknowledgement Sele...

Page 14: ...08 55 00 22 Sep 97 TYPE Distress FROM 219001000 MSG Fire Received on 2187 5 kHz MORE If the ship in distress is within a reachable distance press 2182 and listen to the subsequent information Press A...

Page 15: ...cy is included in the call and this frequency is used as working frequency for the following radio communication Accept the number A sub menu where a pre programmed ship can be selected Key in the shi...

Page 16: ...ect the frequency on which the call is transmit ted Select ACCEPT to make a call directly to the shore station and talk with a person there if no phone number is keyed in Select TEST CALL to make a te...

Page 17: ...e first screen on the same subject Select ADD to make a new call ADD DELETE CANCEL AGAIN Accepts the data Go to the next screen on the same subject Lower left side of the display is the data area Righ...

Page 18: ...all control unit 2 is to receive and respond to the acknowledgement call that may follow If a call comes in when both control units are in the DSC Status Menu and therefore not active both control uni...

Page 19: ...ntered manually if not obtained from e g a GPS SSB telephony AM telehony FEC EXTENDED See next page Advanced DSC Calls Extended DSC calls make it possible for you to control the call completely within...

Page 20: ...TY TAPE MORSE SHIP POSITION No info The data in the example gives the area N 55 57 W 6 9 ROUTINE URGENCY DISTRESS SAFETY BUSINESS DATA V21 V22 V22 BIS V23 V26 V26 BIS V26 TER V28 TER V32 Unable to com...

Page 21: ...es of how to use the function tree An example Changing the Display Contrast Press SHIFT and FUNC to enter function menu Select function or group of settings USER TELEPHONY DSC MORE Select the USER fun...

Page 22: ...View View ch Protection Read Transceiver protection codes Test Self test TU module Menu Submenu Level 1 Submenu Level 2 Parameters DSC MMSI The MMSI number of the unit ACKN Auto ackn on request On Of...

Page 23: ...ages to several stations simultaneously A special class of FEC allows selective calling by means of call codes The message is transmit ted in inverted format and only receiving stations with the corre...

Page 24: ...ll code expecting the call code of the station to be called to be typed Upon carriage return Enter the ARQ transmis sion begins Edit Mesg F4 Edits a message to be transmitted later Send Mesg F5 Transm...

Page 25: ...s been established or in the case of FEC until the opening phase sequence has been transmitted When the system is ready for message transmission a is printed and the Tx keyboard indicator shines stead...

Page 26: ...er on When light comes on in the indicator lamps release the LF button The printer version is now printed followed by a test print out The version must be F W 01 01 S33 67 7145 Keyboard The keyboard i...

Page 27: ...he terminal is ready to receive Example of ARQ Transmission to a Coast Station When the GMDSS telex terminal is on indicated by the Standby keyboard indicator lamp and the radio is set up to the desir...

Page 28: ...text memory Having completed the transmission the answer back code of the subscriber is requested by pressing the WRU key x 54321 ZYXW and own answer back is sent by pressing the DE key 123456789 abc...

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