background image

Page 21                

 

 

 

 

 

 

 

                            Page 22 

calls. The call at the end of the list is automatically 
erased. The earliest call stored at the end of the list.  
There is 10 calls could be stored

DISTRESS Log 

A

llow a review of all stored Distress calls by number 

and time of call. The call at the end of the list is

 

automatically erased. The earliest call 

stored at 

the end of the list.  There is also 10 calls could be 
stored.

 

POS REQUEST

  

The option enables you to request GPS position 
information from any vessel for which an MMSID 
number is known, such request can pick up from 
buddy list or manual entry.

 

EXIT 

 

quit the menu mode 

DISTRESS

 

A specific Distress key 

is used to make the distress 

call. 
The call will send out the position and time information 
from the input NMEA data along with your MMSI 
number. This digital information lets other ships and 
shore equipped with appropriate DSC equipment 
know where you are and that you are in a distress 
situation, except immediate help is needed, never use 
the distress call. 

 

 

5.2.1 

Sending a distress Call 

Note: Only having a MMSI code of your radio and DSC enable, can 

you initiate a DSC transmission how enter the MMSI code see 6.9.1.

 

1.  Open the red cover label DISTRESS. 
2. Press 

the

 

DISTRESS

 key momentarily

.

  

The Text area of the display reconfigures to show the Nature of 
Distress menu. 
 
 

 
 
 
 

3. 

If time is available, rotate the 

CH

 knob to select the Nature of Distress, 

the default are "UNDEFINED". 

Hold down the 

DISTRESS

 key for more than 3 seconds, until you see 

the distress call sent message on the screen, the whole display screen 
to flash and beep loudly. 

5

 

If DISTRESS button is released before 3 seconds, the initiation of 
distress call is not taken into effect and If button is pressed for more 
than 3 seconds, DISTRESS call is sent whether channel 70 is busy or 
not. When Distress is sent, the acoustic alarm goes to a continuous tone 
until acknowledgement received or the DISTRESS call is cancelled. 

during the distress call sequence, the radio simultaneously watches 
Channel 70 for a DSC acknowledgement and Channel 16.  

when the distress call is acknowledged, the acoustic alarm stops and 
the radio returns to normal operation on channel 16, with high power 
relay to the connected station via the microphone 

If no acknowledgement is received, the unit retransmits the DISTRESS 
call at random intervals of 3.5 to 4.5 minutes until a response is received 
or the call is manually cancelled, by pressing CANCEL button for two 
seconds. 

5.2.2  

Send an All Ships Call  

1 Press 

DSC

 /MENU key

.

 Rotate the 

CH

 knob to select “ALL SHIPS”. 

Press the 

CH

 knob to enter ALL SHIPS. The All Ships menu displays 

LCD the categories from which you can select  
 

 

 

 
 
 


 

2 Rotate 

the 

CH

 knob to select: SAFETY, press the 

CH

 knob to enter All Ships 

Safety 

 

 
 
 
 
 
 

Press again and release the 

CH

 knob to sending all ships safety call. or 

press 

16/9

 key to quit. 

>LAST CALL
 NEW CALL 
 GROUP 
 ALL SHIPS

 

PRIORITY 
21’22.0012N 
120’40.1001E 
10:15 UTC

 

ALL SHIPS 
 SAFETY 
>SEND 

CANCEL

ALL SHIPS 
 >URGENCY 

SAFETY 
ROUTING

DISTRES CALL 
>UNDEFINED 
  FIRE 
  FLOODING

 

DISTRES CALL 
>UNDEFINED 
COUNTING 

DOW…

 

DISTRES SENT 
AWATTING ACK 
AUTO 
RETRANSMIT

 

Summary of Contents for VHF255S-DSC

Page 1: ...lled and used in accordance with the instructions may cause harmful interference to radio communications and human body Never transmit before you make sure the antenna is properly located This device...

Page 2: ...ECEIVER DSC CALL 24 5 3 1 RECEIVER A DISTRESS CALL 24 5 3 2 RECEIVING A DISTRESS ACK FROM A COAST STATION 24 5 3 3 RECEIVER DISTRESS RELAY CALL 25 5 3 4 RECEIVING AN ALL SHIPS CALL 25 5 3 5 RECEIVING...

Page 3: ...th Japanese Industry Standard level 7 25 watts high output power allows you make contact with others in a long distance of marine communication and 1watt low power for short distance Separate 169butto...

Page 4: ...into the channel of priority DISTRESS This button is used to send a signal of distress in case of emergency See DSC Operation for details of sending the call This button is cover by a spring cover Th...

Page 5: ...MBOL MEANINGS HI LO Transmission power High HI 25W or Low LO 1W Indicates an incoming DSC call or blank to notify you of any unread call log messages TX Indicate that the radio is Transmitting RX Indi...

Page 6: ...ference caused by the speaker magnet in your radio during their operation Provides accessibility to the front panel controls Allows connection to a power supply and an antenna Has free space nearby fo...

Page 7: ...Insert the four fixing screws and fasten them with a Philip screw driver with attention not to screw too tightly 8 Mount the base station onto the bracket with notice of the matching of the protuberan...

Page 8: ...l 6 Press Hi Lo key to select high power or lower power 7 Press the PTT Push To Talk button on the handset to make the radio into transmission mode the TX indicator on LCD is displayed 8 Speak clearly...

Page 9: ...ls delete 1 Delete the channel from the MEM list at Normal mode Select the target channel with icon ON Press and hold the BAND SAVE key till the icon turn OFF The target channel will then be deleted o...

Page 10: ...like a telephone number to selectively call other vessels Refer to section 6 12 USER MMSI ENTRY 5 1 2 HOW CAN I OBTAIN A MMSI ASSIGNMENT Contact your dealer or techsolic WRANING This radio is designed...

Page 11: ...n 3 seconds until you see the distress call sent message on the screen the whole display screen to flash and beep loudly 5 If DISTRESS button is released before 3 seconds the initiation of distress ca...

Page 12: ...3 Then rotate the CH knob to select the working channel and press the CH knob to accept select Only in the case of a call to a ship it is permitted to enter a talk channel a call to a coast station t...

Page 13: ...5 6 1 5 2 72 POP REPLY The position relay can to send your position to another radio with this feature Your radio must have an operating GPS receiver connected to be used to send to the position POS r...

Page 14: ...LL 1 When an Individual call are received the Alarm Tone Sounds The radio automatically tunes to the channel designated in the DSC signal 2 The MMSI contained within the signal are displayed on the Te...

Page 15: ...S Date During Set Up operation TX and RX are disabled 6 3 Buddy List The Buddy List can store up to 20 entries with Name and MMSID User can add edit or delete the record from the list under this subme...

Page 16: ...ata is display on the LCD when there is no valid position information NO GPS appears 6 7 1 Manual Enter GPS Date If no GPS data is available the NO GPS icon appears and POS DATA REQ is displayed with...

Page 17: ...4 items that user can alter settings 6 8 1 CHANNEL NAME display and EDITING To set a channel name to ON or blank on the first line Maximum of 12 characters could be set for channel name a channel name...

Page 18: ...er your user MMSID first then you can access the DSC functions 1 Select DSC SETUP then USER MMSID and press the CH knob If an existing MMSID is stored the values appear 2 If the MMSID is blank a dashe...

Page 19: ...DIT or DELETE item 3 Select DELETE and press the CH knob will display DELETE GROUP menu arrow point the YES then press the CH knob to empty the group and return to the USER GROUP screen The LCD displa...

Page 20: ...CH knob to confirm and return to the menu manual 6 10 RESET This feature resets every setting to the factory defaults except USER MMSI and BUDDY LIST GROUP MMSID 1 Select RESET press CH key the radios...

Page 21: ...n Check the connection to the base station Check the volume control 2 No sound comes from the speaker Set VOL to a suitable level Set squelch to the threshold point 3 Transmitting is impossible or hig...

Page 22: ...50 161 950 D 27 127 350 161 950 D 28 157 400 162 000 D 28 157 400 162 000 D 60A 156 025 156 025 S 60 156 025 160 625 D 61A 156 075 156 075 S 61 156 075 160 675 D 62A 156 125 156 125 S 62 156 125 160 7...

Page 23: ...5B RX only 161 850 26 157 300 161 900 D 27 157 350 161 950 D 28 157 400 162 000 D CH FREQUENCY MHz TX RX MODE REMARK 28B RX only 162 000 60 156 025 160 625 D 61A 156 075 156 075 S 62A 156 125 156 125...

Reviews: