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Mamiya 645 AF Digital Camera User Manual

1. 0 00020 005 7 Selecting a Weather Channel and Turning On Weather Alert 8 Accessing the 16 9 Priority Channels 0 0000 0 cece eee e cece eees 9 Adding Deleting Channels to from Memory 000200 0ee cece eee eee 10 Accessing Channels Saved to Memory iissssisssssssssssssssssss 35 11 Using the Transmit Time Out Timer TOT 0 cee eee eee 35 IZ SCAMMING ese settee irae HERI seeders Blut alain sd S AP V RE ds 35 13 Using the Watch Monitor Modes 0 2 0000 e eee eect e cece eee 37 14 Digital Selective Calling DSC isses 38 15 Makinigca Distress Galli metr trt ep REP EUR Re 41 16 Making Individual Routine Calls 0 000 00 cece eee eee eee neces 43 12 Receiving Calls sed hance bebe te Eo bep get eed 45 18 Resetting the Badio caseo b eed videsenneden 48 19 Position Indication esere eot E SPEM ERERR UE SE Se RU Ib epe D OR de 48 Setup Menu 50 Contact EISE o ese e trie e BE YOU EE sey UH RE RR RR ER NOS 51 Local Dist nt i ences meh pep EPRRI ERE M Er EANA 53 Backlight Adjustmerit cene eh ete bb ete Renee tetas 53 Contrast Adjustment s eeror cecinere enna e aneii e 54 GPS Time Submenu 2 edis clapet e rp a 55 Manually Enter GPS Data 2 000 000 coe ccc cece cece eee 56 Settings Subtmenl i i caus eene eret beo npe badges ctia 57 Position Display OnZ ff 2259 23 err REFER IE EUIS 57 Tim
2. 1a Press and release the SCAN key when no channels are stored in memory to activate the Normal Scan function The SCAN icon will appear on the LCD Or 1b Press and release the SCAN key when there is at least one channel in memory to activate the Memory Scan function The Al and SCAN icons will appear on the LCD Or 1c Press and release the SCAN key for 3 seconds to enter Priority Scan mode The Priority Scan P icon will appear on the LCD just before the SCAN icon 2 During any scan pressing the Up or Down Channel keys on the microphone handset changes the scan direction where pressing Up increases the channel number while pressing Down decreases it You can also turn the CH ENTER knob on the radio base station either clockwise or counterclockwise where clockwise will increase the channel number while counterclockwise will decrease the channel number 3 Press and release the SCAN key to terminate the Scan mode If you are in Priority Scan mode you must press the SCAN key twice to exit scan mode once to exit Priority Scan mode and again to exit Normal Scan mode You can also press the CANCEL WX key to terminate Scan mode Scan mode can also be terminated by pressing the 16 9 or the PTT keys NOTE During Scan mode the BAND SAVE HI LO MEM and Watch keys will not function and will sound an error beep If pressed 36 13 USING THE WATCH MONITOR MODES The Humminbird VHF255S is equipped with two type
3. External GPS Allows you to connect the radio to an optional purchase GPS receiver to acquire the position of your vessel and the GMT time Antenna Jack Allows you to connect a suitable antenna to your marine VHF radio VHF255S CONTROLS MICROPHONE HANDSET The following drawing shows the Humminbird VHF255S controls located on the microphone handset PIT 16 9 Channel Up Down DSC MENU Channel Up Down Use these keys to change channels as well as to change values while editing settings 16 9 Press and release the 16 9 key to select Channel 16 first further presses of the 16 9 key toggles between Channel 16 and the previous channel Pressing and holding the 16 9 key will take you to Channel 9 Further presses will take you back to toggling between Channel 16 and the previous channel Press the 16 9 key at any time as a quick way to exit all menus and return to Normal mode Channel 16 HI LO Use this dual function key to toggle between 25 Watt power output and 1 Watt output HI or LO icon appears on LCD display to indicate setting PTT Push To Talk Push and hold the Push To Talk PTT key while speaking and release this key to listen to incoming transmissions DSC MENU Use this dual function key to view the DSC Call List or enter the Setup Menu The DSC Call List is used for making DSC Calls The Setup Menu is used to change the radio settings WHAT S ON THE DISPLAY The Humminbird VHF255S uses an LCD dis
4. 69 DSC SETUP POSITION REPLY You can set the radio to respond to a Position Request in one of three ways Automatic Manual or Off no response 1 From the DSC Setup Submenu select POS REPLY then choose either AUTOMATIC MANUAL and OFF using the CH ENTER knob USER MMSI POS REPLY GROUP MMSI gt AUTOMATIC INDIV REPLY MANUAL DSC ENABLE OFF gt POS REPLY DSC SETUP RESET This feature resets most settings to the factory defaults except for the USER MMSI and the Contact List 1 From the DSC Setup Submenu select RESET the radio will ask for confirmation 2 Select YES then press the CH ENTER knob to reset the radio CONTACTS LOCAL DIST BACKLIGHT CONTRAST GPS TIME ALL USER SETTINGS RESTORED TO DEFAULT RADIO SETUP DSC SETUP RESET EXIT 70 71 MAINTENANCE To keep your Humminbird VHF255S working properly perform the following maintenance as needed If your unit comes into contact with salt spray simply wipe the affected surfaces with a cloth dampened in fresh water Do not use a chemical glass cleaner on the lens as chemicals in the solution may cause cracking in the lens When cleaning the LCD protective lens use a chamois and non abrasive mild cleaner Do not wipe while dirt or grease is on the lens Be careful to avoid scratching the lens WARNING Never leave your VHE255S in a closed car or trunk the extremely high temperatures generated in hot weather c
5. MMSI Number Humminbird is a registered trademark of Humminbird 2005 Humminbird Eufaula AL USA All rights reserved TABLE OF CONTENTS VHF255S Introduction How VHF Radio Works Features Overview Maritime Mobile Service Identity MMSI VHF255S Controls Radio Base Station Front VHF255S Controls Radio Base Station Rear VHF255S Controls Microphone Handset What s On the Display Installation Overview Parts Supplied Connections Overview 1 Decide Where to Install the Radio Base Station 0 cece eee 2 Install the Radio Base Station 3 Attach the Antenna Cable to the Radio 0 2 0 4 Install the Microphone Mounting Bracket 0 00 0 cece cece e eee eee 5 Attach a GPS Receiver Optional Purchase 0 00 0 cece eee e eee eee Using Your VHF255S Before You Use Your Radio FCC Radio Frequency RF Compliance Requirements Before You Use Your Radio FCC Licensing Requirements 005 Before You Use Your Radio FCC Privacy and Priority Channel Requirements 1 Turning the Power OMO esaeria rrene qe o ERR RO rre ES 2 Adjusting Squelcnhiz ioa errket rv torre tee voe et pP evcH Rp Eee d 3 el cting Channel 2 3 ce operate be bee bbb beet 4 Selecting High Low Power 2 000 c cece cece eee e ete errer 5 Transmitting and Receiving 2 cece cece cece errre rarr 6 Selecting the U S International Canadian Bands
6. RADIO SETUP TURNING THE INTERNAL SPEAKER ON OFF This setting allows you to turn the internal speaker on or off in case you are using an external speaker instead 1 From the Radio Setup Submenu select INT SPEAKER and choose either ON or OFF using the CH ENTER knob CH NAME INT SPEAKER RING VOLUME gt ON BEEP VOLUME 7 OFF gt INT SPEAKER DSC SETUP SUBMENU The DSC Setup submenu under the Setup Menu allows you to set the following information for the DSC ATIS function The User MMSI assigned to your radio can ONLY be set once e Up to three Group Names and associated MMSls Automatic or manual individual reply Whether DSC is enabled or temporarily disabled Automatic manual or off position request reponse CONTACTS USER MMSI LOCAL DIST GROUP MMSI BACKLIGHT i INDIV REPLY CONTRAST DSC ENABLE GPS TIME POS REPLY RADIO SETUP To access the DSC Setup Submenu 1 From the Setup Menu select DSC SETUP to display the DSC Setup Submenu DSC Setup Submenu choices are USER MMSI GROUP MMSI INDIV REPLY DSC ENABLE POS REPLY 2 Rotate the CH ENTER knob to select Items within the DSC Setup Submenu To confirm a selected item push the CH ENTER knob to see more submenus When you have selected the desired setting press the CH ENTER knob to enter it and return to the DSC Setup Submenu NOTE To exit the DSC Setup submenu or one of the submenus under it press the 16 9 key to exit out of all subme
7. oo o 0 Power Supply Cable External Speaker Connection Cable 19 CONNECTIONS OVERVIEW In the following steps you will be making at least one of the following connections Power Supply Your radio is powered by your boat s 12 VDC power system The solid red cable is positive and the black cable with the red stripe is negative External Speaker optional purchase If needed you can connect your radio to an external speaker with the supplied connection cable The white cable is positive and the thinner black cable is negative GPS Receiver optional purchase When your VHF255S marine radio is connected by the GPS cable to a GPS Receiver it can obtain both its current location longitude and latitude and the time GMT External Speaker Antenna Hed GPS Receiver Waterproof Deck Outlet 20 21 1 DECIDE WHERE TO INSTALL THE RADIO BASE STATION Before you install the radio base station you should find a mounting location for it that e Does not allow the radio to interfere with nor receive interference from nearby equipment such as other RF equipment and magnetic compasses e Provides accessibility to the front panel controls e Allows connection to a power supply and an antenna Has free space nearby for installing the microphone mounting bracket e s located so that the base of the antenna can be mounted at least 3 3 feet 1 meter from where people will be when the radio i
8. 33 7 SELECTING A WEATHER CHANNEL AND TURNING ON WEATHER ALERT The U S National Oceanic and Atmospheric Administration NOAA broadcasts continuous weather reports and severe weather alerts during severe weather events Your Humminbird VHF255S is programmed to receive all NOAA weather channels If Weather Alert Mode is enabled the ALT icon will appear on the display beside the WX icon and then if there is a weather emergency your VHF255S radio will sound an alert and you should press any key to hear the Severe Weather Warning from NOAA See U S Marine Channels for a list of NOAA channels and their frequencies To enter Weather mode and select a weather channel 1 3 Press and hold the CANCEL WX key for 3 seconds to enter Weather mode The WX icon will appear on the LCD and the channel will switch to the last selected weather channel Press the Up or Down Channel keys on the microphone handset or rotate the CH ENTER knob back and forth to change the WX channel from 1 through 10 Press and release the CANCEL WX key again to exit Weather mode To enable Weather Alert mode 1 4 While in Weather Mode press and hold the CANCEL WX key for 3 seconds to enter Weather Alert mode The ALT icon will appear on the LCD to the right of the WX icon While in Weather Mode press and hold the CANCEL WX key again for 3 seconds to turn off Weather Alert mode The ALT icon will disappear from the LCD If Weather Alert
9. Commercial Commercial U S Government Only Environmental Protection Operations Coast Guard Only Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Ship to Coast VIS stands for Vessel Traffic Service and is a system that provides active monitoring and navigational advice for vessels in particularly confined and busy waterways VHF CHANNELS 83 MENU TREE The following schematic shows the relationship between the various menu choices that may be displayed on the LCD DSC CALL TYPE LIST These menu choices appear when you press the DSC MENU key DSc Call Type List Last Call Mew Call Group All Ships Call Log Distress Log Pos Request 84 SETUP MENU These menu choices appear when you press and hold the DSC MENU key awa f 605 509 nua drag jeseu Y Y Y 1 Y anes isd Alday sod pajqeu3 asd Alday Apul TSA drog ISAN T T T dias opey aeyqeads yu auras daag awna Buig sure ua i Y Y T sBumeg yewua aul WSO BULL Adi sull Ae dsi Fod suse Tenue jsenuo Bye 1510 2907 euog 85 NOTES 86 87 NOTES NOTES 88 89 Contact th
10. on input has been made for 24 hours the NO POS DATA message is replaced with a NO GPS message and the position and time data displayed changes to a 9s and all 8s respectively 48 49 DISTRESS 23 20 1234 N 100 15 1002 E 08 10PM UTC To request the Lat Lon position of an MMSI POS request This option allows you to request GPS position information from any vessel for which an MMSI number is known 1 2 2 a o From the DSC Call Type List select POS REQUEST then select either LAST RX or CONTACTS If you selected LAST RX pressing the CH ENTER knob will allow you to send the call Skip to step 3 Or If you selected CONTACTS the Contact List will be displayed Select a contact for which you want position information Rotate the CH ENTER knob to select the MMSI number of the person from the Contact List for which you want position information then press the CH ENTER knob again to initiate the request The radio switches to CH 70 and the TX icon is displayed while the position request is being sent then the awaiting acknowledgment message will be displayed Aa If the call is acknowledged the position data is displayed and an alert will sound 4 o Or If the call is not acknowledged within 16 seconds the radio will prompt you to resend the call If you do nothing for 5 minutes the position request will be cancelled and the radio will revert to Normal mode P
11. S Coast Guard only Coast Guard Liaison and Maritime Safety Information Broadcasts Broadcasts Announced on Channel 16 U S Coast Guard Only Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator U S Marine Channels Channel Ship Transmit Ship Receive No MHz MHz Public Correspondence Marine Operator Public Correspondence Marine Operator Port Operations and Commercial VTS Available Only in New Orleans Lower Mississippi area Port Operations Port Operations Commercial Used for Bridge to Bridge ntership Only on Commercial on Commercial igital Selective Calling Voice Communications ot Allowed on Commercial on Commercial Intership Only Port Operations Port Operations Port Operations Intership Only Non Commercial Commercial Non Commercial in Great Lakes Only Commercial Non Commercial in Great Lakes Only U S Government Only Environmental Protection Operations U S Government Only S Coast Guard Only ublic Correspondence Marine Operator U Public Correspondence Marine Operator P P ublic Correspondence Marine Operator Commercial Intership Only VTS stands for Vessel Traffic Service and is a system that provides active monitoring and navigational advice for vessels in particularly confined and busy waterways International Marin
12. distress call using your radio is prohibited by law Violators can face felony charges prosecution significant fines and or incarceration See Attp wireless fcc gov marine for more information about privacy and priority channel usage requirements WARNING Using indecent or profane language during radio transmissions is prohibited by law Violators could face prosecution and significant fines See http wireless fcc gov marine for more information about privacy and priority channel usage requirements 1 TURNING THE POWER ON OFF Use the PWR VOL knob to turn the radio on and once on to adjust the volume as well CAUTION Transmitting without an antenna may damage the radio or pose a health hazard After the radio has been installed make sure the power supply and antenna are both properly connected before powering up the radio To turn on the radio 1 Rotate the PWR VOL knob to turn the radio on or off The knob will make a clicking noise when you have turned the radio on or off 2 Once on rotate the PWR VOL knob back and forth to adjust the volume 2 ADJUSTING SQUELCH Squelch is used to eliminate static and background noise between received transmissions Squelch effectively mutes the radio speaker until it receives a transmission thus sparing you from having to listen to static If Squelch is set too high only the strongest transmissions can be heard and if it is set too low intermittent static and noise may be
13. does not apply to a product that has been e Improperly installed e Used in an installation other than that recommended in the product installation and operation instructions e Damaged or has failed because of an accident or abnormal operation e Repaired or modified by entities other than Humminbird Please retain your original receipt as a proof of the purchase date This will be required for in warranty service THIS WARRANTY IS EXPRESSLY IN LIEU OF ANY OTHER WARRANTIES OBLIGATIONS OR LIABILITIES ON THE PART OF HUMMINBIRD AND WILL BE THE CUSTOMER S EXCLUSIVE REMEDY EXCEPT FOR ANY APPLICABLE IMPLIED WARRANTIES UNDER SIATE LAW WHICH ARE HEREBY LIMITED IN DURATION TO THREE YEARS FROM THE DATE OF ORIGINAL PURCHASE IN NO EVENT WILL HUMMINBIRD BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR BREACH OF ANY EXPRESS OR IMPLIED WARRANTY RELATING TO THE PRODUCTS Some states do not allow limitations on an implied warranty or the exclusion of incidental or consequential damages so the above exclusions may not apply to you You may also have other rights which vary from state to state HUMMINBIRD SERVICE POLICY Even though you ll probably never need to take advantage of our incredible service policy it s good to know that we back our products this confidently We do it because you deserve the best We will make every effort to repair your unit within three business days from the receipt of your unit at our factory This do
14. f STRESS Key OFF VOL knob DSC MENU key BAND SAVE key NOTE On dual function keys such as the BAND SAVE key a quick press and release will activate the first function on the Key to the left of the slash in this case the BAND function A press and a hold will activate the second function on the key to the right of the slash in this case the SAVE function OFF VOL 0 270 rotary control knob Turn clockwise to power on Continue to turn until you reach a comfortable audio level SQUELCH Use this knob to eliminate static and background noises during communications CH ENTER Rotate this knob to change the current number and change values in menu mode or during programming Press this knob to enter values BAND SAVE Use this dual function key to select a band U S International or Canada and to save channels to memory CANCEL WX Use this dual function key to cancel your last selection or change your selection without saving This allows you to step back one level on the menu mode Use this key to cancel DSC Distress calls and auto retransmission of Distress calls Press and hold this key to enter WX Weather mode DSC MENU Use this dual function key to view the DSC Call List or enter the Setup Menu The DSC Call List is used for making DSC Calls The Setup Menu is used to change the radio settings HI LO MEM Press and release the HI LO MEM key to toggle between 25 Watt power output and 1 Watt output HI or LO icon appea
15. quit 3 Once the call is sent the text area of the LCD will momentarily show the Calling All Ships message The radio will then return to normal VHF operation on Channel 16 with high power except ROUTINE Press PTT to talk To make a Group call This feature allows you to contact a group of specific vessels using DSC and to switch to a desired channel automatically Before sending a GROUP call you must set the GROUP MMSI 1 From the DSC Call Type List select GROUP The names of your groups will be displayed 2 Select the group that you want to call then select the channel Press the CH ENTER knob to send the group call Once the call is sent the Text area of the LCD will momentarily show the Calling group message 3 Once the group call is sent the radio will return to normal VHF with the designated channel Press PTT to talk 15 MAKING A DISTRESS CALL The DISTRESS key is used to make a Distress call A Distress 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 stations equipped with appropriate DSC equipment know where you are and that you are in a distress situation WARNING Unless you need immediate help NEVER use the DISTRESS key Making a false distress call using your radio is prohibited by law Violators can face felony charges prosecution significant fines and or incarceration NOTE You can only
16. stopper nut if necessary 8 Tighten the M5x32 screws until the radio is held against the rear of the dash 9 Tighten the lock nuts to secure the installation Do not overtighten Caps 4 M5x10 Screws 2 M5x32 Screws 4 Nuts 4 Recessed mounting brackets 2 24 25 3 ATTACH THE ANTENNA CABLE TO THE RADIO A suitable antenna must be mounted in a safe location and connected to the radio base station before turning on the radio A very important factor affecting the performance of any radio communication system is the selection of a suitable antenna Consult your dealer about antennas and ask them to help you select a suitable antenna for your radio Refer to the following guidelines for best results For optimal radio performance and to minimize human exposure to Radio Frequency RF and Electromagnetic Energy EME make sure the antenna is Connected to the radio before powering up the radio Properly mounted according to the antenna manufacturer s recommendations Located at least three feet one meter from people while it is transmitting Located at least 3 3 feet 1 meter from the radio base station transceiver and microphone handset Using a standard PL259 type UHF type connector WARNING Failure to comply with the above requirement may expose those closer than the recommended boundaries to absorb enough RF radiation to exceed the Maximum Permissible Exposure MPE limit defined by the FCC It is the resp
17. these three call types You should send an All Ships call when assistance is needed but the situation is not serious enough for a Distress Call An Urgency call is made when assistance is required but the situation is not life threatening while a Safety call is for an advisory alert Allows a review of the last 20 stored calls by number and time of call An individual call type can be placed to the selected MMSI NAME in the LOG The LOG maintains all received call types except DISTRESS calls The earliest call is stored at the end of the list 20 maximum and is automatically erased when a new call comes in Allows a review of the last 10 stored Distress calls by number and time of call The earliest call is stored at the end of the list 10 maximum and is automatically erased when a new call comes in Allows you to request GPS position information from any vessel for which an MMSI number is known you can either pick the MMSI number of the vessel from the Contact List which is a personal DSC directory of saved MMSls or by manual entry Quits the DSC Call Type menu mode To make an All Ships call 1 From the DSC Call Type List select ALL SHIPS The following choices will be displayed Urgency Safety and Routine 2 Select one of those three choices to see another submenu that gives you the choice to Send or Cancel the All Ships call type Press the CH Enter knob again to send the call type selected or press the 16 9 key to
18. 2 Enter the latitude then the longitude then the UTC time 3 Pressthe CH ENTER knob when all the information is correct The boat s lat lon with the UTC time will be shown on the LCD GPS TIME MANUAL POS DISTRSS gt MANUAL 22 28 1111 N SETTINGS 11412 0 11 0011 W 08 25 UTC NOTE The manual entries will be overwritten automatically if the radio is connected to an optional purchase GPS Receiver and a new GPS position is received 56 GPS TIME SUBMENU SETTINGS SUBMENU The Settings Submenu under the GPS TIME Submenu allows you to set the following information e Whether Position data is displayed e Whether the Time is displayed e Whether a Time Zone Offset is used How the Time data is formatted e Whether COG SOG data is displayed NOTE If the TIME DISPLAY is turned on COG SOG will be turned off automatically and vice versa since they use the same line on the LCD CONTACTS MANUAL POS DISPLAY LOCAL DIST gt SETTINGS TIME DISPLAY BACKLIGHT a TIME OFFSET CONTRAST gt GPS TIME RADIO SETUP DSC SETUP RESET EXIT GPS TIME SETTINGS SUBMENU POSITION DISPLAY ON OFF You can choose whether or not the boat s position is displayed in Normal mode 1 From the GPS Time Submenu select SETTINGS then select POS DISPLAY to turn the Position Display ON or OFF 2 Select ON to make the LCD display the boat s position gt POS DISPLAY POS DISPLAY DISTRSS TIME DISPLAY ow PON
19. 27134 1268 N TIME OFFSET i 82155 5587 W TIME FORMAT 356m 12 6Kts COG SOG 57 GPS TIME SETTINGS SUBMENU TIME DISPLAY ON OFF You can choose whether or not the time is displayed in Normal mode 1 From the GPS Time Submenu select SETTINGS then select TIME DISPLAY to turn the Time Display ON or OFF 2 Select ON to make the LCD display the time and OFF to suppress the time In the following example OFF is selected and the LCD no longer shows the time POS DISPLAY TIME DISPLAY COAST GUARD gt TIME DISPLAY ON 27045 1234N TIME OFFSET OFF 112036 5678W TIME FORMAT COG SOG GPS TIME SETTINGS SUBMENU TIME OFFSET LOCAL TIME You can set the time offset add subtract value from UTC time to equal local time When this offset value is added the time will be displayed as LOC instead of UTC 1 From the GPS Time Submenu select SETTINGS then select TIME OFFSET to set a time offset 2 Use the CH ENTER knob to set the offset direction to be or 3 Then use the CH ENTER knob to set the number of hours of the offset in 5 1 2 hour increments The time will be updated immediately to reflect the new time offset POS DISPLAY TIME OFFSET TIME DISPLAY _ gt 1 5 HRS gt TIME OFFSET a TIME FORMAT COG SOG 58 GPS TIME SETTINGS SUBMENU TIME FORMAT You can choose the time display to be in either 12 hour or 24 hour format 1 From the GPS Time Submenu select SETTINGS then select TIME FORMAT
20. CAN Indicates that the radio is in Priority Scan mode D SCAN Indicates that the radio is in Normal Scan mode DSC Indicates that DSC capability is available O Battery Low indicates vessel battery voltage is low AB Channel suffix if applicable 9 CA Indicates enabled for use in European inland waterways Q Dot Matrix Indicates special conditions or radio functions INSTALLATION OVERVIEW Following are instructions for the installation of your radio Before you start installation we encourage you to read these instructions carefully in order to get the full benefit from your Humminbird VHF255S radio To install your VHF255S radio you will perform the following steps 1 Decide where to install the radio base station 2 Install the radio base station NOTE You have the option of gimbal bracket mounting which can either be mounted on the dash or overhead and allows rotation of the radio during operation or recessed mounting into a dashboard or other appropriate surface 3 Attach the antenna cable to the radio 4 Install the microphone mounting bracket 5 Attach the radio to an optional purchase GPS Receiver strongly recommended PARTS SUPPLIED Before installing your VHF255S please make sure that the following parts are included in your installation kit RADIO BASE STATION e 25 Watt VHF255S Fixed Mount radio base station 1 Radio Base Station Gimbal Mounting Bracket Kit e Gimbal mounting bra
21. Channels pon All NOAA Weather Channels Frequency Method coc 9 2 12 e VUE Ee Phase Lock Loop Frequency Range ouuuuuooosousissseeeuee TX 156 050 157 425 MHz UT RX 156 025 163 275 MHz Antenna Impedance 50 Ohm MiCr phorl asocio etos br ete tede te Retenir Condensor Type Power Supply 13 8 VDC Nominal Voltage for a 12 Volt Marine Power System Display 2 2 0 0 Backlit Liquid Crystal Display LCD Operating Temperatures 205 4 F to 140 F 20 C to 60 C Dimensions 2 80 in 71 mm H x 6 30 in 161 mm W x 5 80 in 147 mm D Weight 1s 1 20 Ibs 545 grams Waterproof Rating ioososssseseseeeeseseesesse Meets JIS Level 7 Standard TRANSMITTER Power Output sss 1 or 25 Watts Selectable Modulation Type ters et req t erbe bebe PIS FM S N at 3 KHz DGW eee eripe via pepe ed i qu a pedis 35 dB Modulation Distortion sns 3 kHz 7 Spurious Harmonic Emissions 05 High Low 70 60 dB Modulation Sensitivity osse 212 uV RECEIVER Sensitivity at 12 dB SINAD sesso lt 6 EMF dBuV Spurious Response Rejection Ratio losses 2 65 dB Adjacent Channel Selectivity sss 2 65 dB S N at 3 kHz Dev 240 dB Audio Distortion 000 0 0 cece eect ete n teens lt 10 NOTE Product specifications and features are subject to change without not
22. E DISPLAY BACKLIGHT TIME OFFSET CONTRAST gt GPS TIME TIME FORMAT COG SOG RADIO SETUP DSC SETUP RESET EXIT To access the GPS Time Submenu 1 From the Setup Menu select GPS TIME 2 Rotate the CH ENTER knob to select Items within the GPS Time Submenu To confirm a selected item push the CH ENTER knob to see more Submenus When you have selected the desired setting press the CH ENTER knob to enter it and return to the GPS Time Submenu GPS Time Submenu choices include MANUAL and SETTINGS There are additional submenu choices under SETTINGS NOTE To exit the GPS TIME submenu or one of the submenus under it press the 16 9 key to exit out of all submenus including the Setup Menu or press the CANCEL WX key to step back one menu level You can also exit the GPS Time Submenu by turning the unit off All changes are saved in FEPROM except for manually entered GPS data GPS TIME SUBMENU MANUALLY ENTER GPS DATA If no GPS data is available the NO GPS icon appears and POS DATA REQ is displayed with NO GPS An alert will sound for 5 seconds or until any key is pressed The manual entry function is valid if and only if no GPS Receiver is connected CONTACTS gt MANUAL MANUAL POS LOCAL DIST __ SETTINGS MD BACKLIGHT I A CONTRAST gt GPS TIME RADIO SETUP DSC SETUP RESET EXIT To manually enter GPS Data 1 From the GPS Time Submenu select MANUAL to see the Manual Position display
23. Humminbird VHF255S VHF255SW Operations Manual 531469 1_A THANK YOU Thank you for choosing Humminbird America s 1 name in fishfinders Humminbird has built its reputation by designing and manufacturing top quality thoroughly reliable marine equipment Your Humminbird is designed for trouble free use in even the harshest marine environment In the unlikely event that your Humminbird does require repairs we offer an exclusive Service Policy free of charge during the first three years after purchase and available at a reasonable rate after the three year warranty period expires For complete details see the separate warranty sections in the back of this manual We encourage you to read this operations manual carefully in order to get full benefit from all the features and applications of your Humminbird product Contact our Customer Resource Center at either 1 800 633 1468 or visit our website at www humminbird com OPERATOR WARNINGS This radio will transmit receive on channels that are restricted in the U S To operate on these channels you must have explicit permission from the proper governmental authority Refer to the list of U S channels in this manual and look under the Type of Traffic column to find out whether a particular chosen channel has restricted use For users that require a license such as commercial users please contact your nearest FCC field office to obtain a license If you have questions as to w
24. JNoued 0 0 0 0 0 Not used NMEA IN from GPS Receiver 5 6 j Bak NMEAQUE 8 jGey Notused o NMEA 0183 Version 1 5 to 3 0 sentence format GLL GGA RMS GNS DSC DSE 2 2 2 NOTE Never short wires as doing so may damage your radio or your boats power system NOTE The orange and black leads are the VHF255S radio s NMEA 0183 compatible output When a DSC call is received these outputs will return the DSC and DSE sentences as per the NMEA 0163 standard This connection is typically used with chartplotting or similar equipment USING YOUR VHF255S Before you use your radio for the first time you should make sure that you are familiar with the following FCC radio frequency RF and licensing requirements See Before You Use Your Radio FCC Radio Frequency RF Compliance Requirements Before You Use Your Radio FCC Licensing Requirements and Before You Use Your Radio FCC Privacy and Priority Channel Requirements for more information You should be familiar with the following operating procedures 1 Turning the power on off 2 Adjusting Squelch 3 Selecting a channel 4 Selecting high low power 5 Transmitting and receiving 6 Selecting the U S International Canadian bands 7 Selecting a weather channel and turning on Weather Alert 8 Accessing the 16 9 priority channels 9 Adding deleting channels to from memory 10 Accessing channels saved to memory 11 Using the Tr
25. Normal Scan In Normal Scan mode all channels in the band are scanned in sequence for instance 1 2 3 4 After the last channel number in the band has been scanned the sequence repeats Normal Scan automatically and continuously searches for transmissions on the selected band Pressing the Up Down Channel keys on the microphone handset or turning the CH ENTER knob on the radio base station clockwise up counterclockwise down will change the scan direction If a transmission TX icon is received the scan stops on the receiving channel as long as it is present If the signal ceases or is lost for five seconds or more the radio resumes the scanning sequence You can only enter Normal Scan mode when there are no channels stored in memory Memory Scan In Memory Scan mode which is the default mode if any channels are stored in memory only the channels that have been saved in memory are scanned in sequence After the last saved channel number has been scanned the cycle repeats Priority Scan In Priority Scan mode which can be activated from either Normal or Memory Scan modes you can scan all channels while alternately scanning Channel 16 to make sure that you don t miss distress or emergency calls for instance 1 16 2 16 3 16 4 Pressing the CANCEL WX key will terminate the scan function and stop at the last scanned channel You can also cancel the scan by pressing the 16 9 or the PIT keys To activate scan modes
26. RING VOLUME BEEP VOLUME INT SPEAKER 2 Rotate the CH ENTER knob to select Items within the Radio Setup Submenu To confirm a selected item push the CH ENTER knob to see more submenus When you have selected the desired setting press the CH ENTER knob to enter it and return to the Radio Setup Submenu NOTE To exit the Radio Setup submenu or one of the submenus under it press the 16 9 key to exit out of all submenus including the Setup Menu or press the CANCEL WX key to step back one menu level You can also exit the Radio Setup Submenu by turning the unit off All changes are saved in EEPROM except for manually entered GPS data 60 RADIO SETUP CHANNEL NAME DISPLAY AND EDITING You can associate a text name with a channel and display the name on the LCD below the channel number or suppress the display of the name you can also delete an existing text name gt CH NAME CH NAME DISPLAY RING VOLUME gt DISPLAY F gt ON BEEP VOLUME INT SPEAKER To display an existing channel name 1 From the Radio Setup Submenu select CH NAME then DISPLAY to turn the display ON or OFF using the CH ENTER knob To edit an existing channel name entry 1 From the Radio Setup Submenu select CH NAME then CH INFO then press the CH ENTER knob The screen will display the channel number and the name associated with that channel You can then use the CH ENTER knob to scroll through any other channel on the band and press th
27. al grade standards to give you clear reliable communication HOW VHF RADIO WORKS The most popular method of communicating with other boats is via very high frequency VHF radio In technical terms this is similar to the way that commercial radio stations transmit VHF equipment is relatively simple and can therefore be compact and low cost To ensure that maritime users do not cause interference for other radio users a part of the radio spectrum has been allocated specifically to this group of users These reserved frequencies have been numbered for example Channel 16 usually abbreviated Ch16 actually refers to a frequency of 156 800 mHz Because radio does not recognize geographic or political boundaries and to make sure that boats traveling on international voyages can always communicate the VHF marine band is the same worldwide There are 55 international marine channels a similar number of private channels allocated on a local basis to commercial organizations and some other unique national channels The United States and Canada employ a slightly different application of marine channels using the same frequency but allocating more simplex one way rather than duplex two way channels National channels include WX weather channels in the U S fishing channels in Norway and the marina channels M and M2 in the U K To make sure that your radio is fitted with the correct local channels be sure to purchase type appr
28. al and Noncommercial Recreational Commercial Commercial VTS in Selected Areas Port Operations VTS in Selected Areas Intership Navigation Safety Bridge to Bridge Port Operations VTS in Selected Areas Commercial Noncommercial Ship Movement 1 Watt only International Distress Safety and Calling State Controlled 1 Watt only Commercial Coast Guard Coast Guard Coast Guard U S And Canadian Coast Guard Liaison And Maritime Safety Info Broadcasts Announced On Ch 16 Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Canadian Marine Channels Channel Ship Transmit Ship Receive No MHz MHz 160 625 156 075 156 125 156 175 156 225 156 275 156 325 156 375 156 425 156 475 156 575 156 625 156 975 157 025 157 075 157 125 161 825 161 875 161 925 161 975 162 025 Public Correspondence Marine Operator Pacific Coast Coast Guard East Coast Commercial Fishing Only Pacific Coast Coast Guard East Coast Commercial Fishing Only Port Operation and Commercial VTS in Selected Areas Commercial Fishing Port Operations Port Operations Commercial Fishing Noncommercial Recreational Commercial Fishing Only Noncommercial Recreational Noncommercial Intership Only
29. an alternately between your currently selected channel and Channel 16 to make sure you don t miss distress or emergency calls e Tri Watch feature allows you to scan alternately between your currently selected channel Channel 16 and Channel 9 to make sure you don t miss distress or emergency calls MARITIME MOBILE SERVICE IDENTITY MMSI The Maritime Mobile Service Identity MMSI number is the nine digit number used on marine radios like your VHF255 that are capable of using Digital Selective Calling DSC This number is used like a telephone number to call other vessels individually and automatically NOTE You must get an MMSI assigned to you before you can perform this procedure and you will ONLY be allowed to perform this operation once You must enter your user MMSI before you can use the DSC functions If there is no User MMSI stored and an attempt is made to use the DSC function of the radio the LCD will display the following message DSC IS NOT OPERATIONAL PLEASE ENTER MMSI If you are a non commercial user in U S waters e g a recreational boater you must obtain an MMSI from either BOAT US or SEATOW The official sources of recreational MMSI numbers are Attp Avww boatus com mmsi and http www seatow com boatingsafety mmsiinfo htm They are both sanctioned by the FCC and the U S Coast Guard and are therefore the official points of registration for recreational MMSI numbers in the U S NOTE The following websi
30. an damage the electronics TROUBLESHOOTING Before contacting the Humminbird Customer Resource Center please read the following section Taking the time to review these troubleshooting guidelines may allow you to solve a performance problem yourself and therefore avoid sending your unit back for repair NOTE Do not attempt to repair the VAF255S yourself as there are no user serviceable parts inside and special tools and techniques are required for reassembly in order to maintain the waterproof integrity of the housing Repairs should be performed only by authorized Humminbird technicians VHF255S DOESN T POWER UP If your VHF255S doesn t power up refer to the Installation section and make sure that e The power connection to the radio base station is correct e The volume control is turned up high enough for you to hear Correct any problems discovered NO SOUND FROM THE SPEAKER If your VHF255S speaker is not emitting sound refer to the Installation section and make sure that e The volume control is turned up high enough for you to hear e SQUELCH is set to the threshold point e The internal speaker is turned on see Radio Setup Turning the Internal Speaker On Off for more information Correct any problems discovered TRANSMITTING IS IMPOSSIBLE OR HIGH POWER CAN T BE SELECTED If your VHF255S cannot transmit or you cannot select high power refer to the Installation section and make sure that e S
31. annoying Squelch is controlled by the SOUELCH knob located on the radio base station To set Squelch 1 Turn the SOUELCH knob counter clockwise as far as it will go You will hear a lot of static 2 Then turn the SOUELCH knob clockwise until the static stops this is the correct position for the SOUELCH knob 3 Repeat steps 1 and 2 to re adjust as necessary 3 SELECTING A CHANNEL Use the Up Down key on the microphone handset or the CH ENTER knob on the radio base station to scroll through the available channels See Marine Channels for a list of channels and their frequencies To select a channel 1 To select a channel use the Up Down key on the microphone handset or turn the CH ENTER knob on the radio base station back and forth to find a channel Stop when you find the desired channel NOTE The channels you see will depend on which band you are in and whether you are in Memory or Normal mode In Memory mode MEM you will only see the saved channels See 10 Accessing Channels Saved to Memory for more information If you wish to return to Normal Channel mode press and hold the HI LO MEM key for 3 seconds or press and release the CANCEL WX key 4 SELECTING HIGH LOW POWER You must press and release the HI LO key on the microphone handset or the HI LO MEM key on the radio base station to toggle the transmit power between High and Low Select HI High Power Transmit for long range communications and LO Low Power Tran
32. ansmit Time Out Timer TOT 12 Scanning 13 Using the Watch monitor modes 14 Digital Selective Calling DSC including distress All Ships and Group calls 15 Making a distress call 16 Making individual routine calls 17 Receiving calls 18 Resetting the radio 19 Position and time indication 29 BEFORE YOU USE YOUR RADIO FCC RADIO FREQUENCY RF COMPLIANCE REQUIREMENTS WARNING The radio operator and any bystanders should be at least 3 3 feet 1 meter from the base of the antenna when the radio is transmitting whenever the PTT key is pressed and held or anytime the IX icon appears on the LCD in order to avoid excessive radio frequency RF exposure as defined by the FCC WARNING Hold the microphone handset no closer than 1 inch 2 5 cm from your mouth when the radio is transmitting whenever the PIT key is pressed and held or anytime the TX icon appears on the LCD in order to avoid excessive radio frequency RF exposure as defined by the FCC WARNING Do not operate the radio when the antenna is not attached in order to avoid damaging the radio and in order to avoid excessive RF exposure as defined by the FCC BEFORE YOU USE YOUR RADIO FCC LICENSING REQUIREMENTS Besides getting a Maritime Mobile Service Identity MMSI number assigned see Maritime Mobile Service Identity MMSI for more information you may need to obtain a radio operator s permit and or station license from the FCC You will NOT ne
33. cket 1 e Gimbal mounting knobs 2 e Self tapping screws 4 e Flat screws 4 Plain washers 4 e Spring washers 4 e Nuts 4 Radio Base Station Recessed Mounting Kit NOTE Use the recessed mounting bracket instead of the gimbal mounting bracket for recessed mounting applications Recessed mounting bracket 2 aps 4 e Nuts 4 e M5x10 Screws 2 e M5x32 Screws 4 MICROPHONE HANDSET Microphone handset 1 Microphone Handset Mounting Bracket Microphone mounting bracket 1 e Self tapping screws 2 Hat screws 2 Plain washers 2 e Spring washers 2 e Nuts 2 CABLES e 4 25 ft 1 30 m power supply cable with fuse holder 1 e 2 0 ft 0 6 m GPS NMEA connection cable for optional purchase GPS Receiver 1 e 2 65 ft 0 8 m external speaker connection cable for optional purchase external speaker 1 NOTE If you find that any items are missing from your installation kit call our Customer Resource Center at 1 800 633 1468 or visit our website at www humminbird com In addition to the hardware supplied with your VHF255S you will need a powered hand drill and various drill bits Phillips and flat head screwdrivers a ruler or measuring tape pen or pencil and marine grade silicone sealant Gimbal Knobs Miscellaneous Mounting Hardware am c ao i ij i c0 O 0 c0 Oa 0000 0000 0000 in Microphone Mounting Bracket
34. control for the Backlight The lower levels are for a dimmer backlight while the higher levels are for a brighter backlight 2 Rotate the CH ENTER knob to adjust the setting Press the CH ENTER knob to enter the setting and return to the Setup Menu CONTACTS BACKLIGHT LOCAL DIST gt BACKLIGHT CONTRAST GPS TIME RADIO SETUP DSC SETUP RESET EXIT CONTRAST ADJUSTMENT You can adjust the contrast on the LCD to adapt to changing light conditions To adjust the Contrast 1 From the Setup Menu select CONTRAST There are 8 levels of control for the Contrast The higher numbers represent a higher contrast setting while the lower numbers represent a lower contrast setting 2 Rotate the CH ENTER knob to adjust the setting Press the CH ENTER knob to enter the setting and return to the Setup Menu List CONTACTS CONTRAST LOCAL DIST BACKLIGHT gt CONTRAST GPS TIME RADIO SETUP DSC SETUP RESET EXIT 55 GPS TIME SUBMENU The radio automatically detects NMEA strings and decodes the appropriate latitude longitude position and time If the GPS navigation receiver is not connected or is not functional the radio will send an alert every 4 hours to request that you enter manual GPS coordinates and time data If you do not enter this data manually for 24 consecutive hours the radio will stop sending the alert and will simply display NO GPS on the LCD CONTACTS MANUAL POS DISPLAY LOCALDIST gt SETTINGS _ TIM
35. ct the working channel the channel on which you want to be called back and press the CH ENTER knob to enter it The working channel will show up in the Acknowledge message of the called radio The radio summarizes the call details and asks for confirmation to send the call by displaying gt SEND on the LCD You must confirm many of the DSC commands before the radio will execute them Press the CH ENTER knob again to send the call The radio goes to Channel 70 and the TX icon is displayed on the screen while the DSC call is being sent then the LCD displays an awaiting acknowledgment message If you wish to cancel the call rotate the CH ENTER knob until CANCEL is highlighted then press the CH ENTER knob again to cancel the call or press and release the 16 9 key If the call is acknowledged press PTT to talk or If the call is not acknowledged within 16 seconds the radio will prompt you to resend the call If you do nothing for 5 minutes the individual call will be cancelled and the radio will revert to the original channel selected before you started the individual call To send an individual call using an MMSI stored in the Contact List 1 4 4 a o From the DSC Call Type List select NEW CALL The NEW CALL submenu will be displayed and the cursor will point to MANUAL any MMSI names stored in your Contact List will also appear If you have no names stored in your Contact List you will not be able
36. d in the Distress Log 2 You must continue to monitor Channel 16 as a coast station may require assistance in a rescue attempt DISTRES ACK DISTRES ACK 1D0084532178 1D0084532178 21 09 1011N SINKING 12020 0111E 120720 0111E To receive a Distress Relay call 1 When a Distress Relay call is received the radio automatically tunes to Channel 16 and the Distress alert tone sounds Pressing any key disables the alert The call data is stored in the Distress Log When position data is included within the signal it is displayed in the Text area of the LCD 2 You must continue to monitor Channel 16 as a coast station may require assistance in a rescue attempt RCV DSTRRLY RCV DSTR RLY 1D0987654321 1D987654321 21 09 1011N SINKING 120720 0111E 12 45UTC To receive an All Ships call 1 When an All Ships call is received an alert sounds and the radio automatically tunes to the designated channel Press any key to disable the alert 46 2 You must continue to monitor the channel in order to receive the voice communication 3 The call data is stored in the Call Log ALL SHIPS ALL SHIPS URGENCY SAFETY 1D0987654322 1D0987654322 To receive a Group call 1 When a Group call is received an alert sounds and the radio automatically tunes to the designated channel Press any key to disable the alert 2 Monitor the designated channel for an announcement from the calling ship 3 The call data is stor
37. d the TX icon is displayed on the screen while the DSC call is being sent then LCD displays an awaiting acknowledgment message 4a If the call is acknowledged press PTT to talk Or 44 45 Ab If the call is not acknowledged within 16 seconds the radio will prompt you to resend the call 5 If you do nothing for 5 minutes the individual call will be cancelled and the radio will revert to the original channel selected before you started the individual call NOTE To save this Call Log entry in your Contact List select SAVE then press the CH ENTER key and enter a screen name to represent how the logged MMSI is displayed on the LCD Turn the CH ENTER knob to find each character then press the CH ENTER knob to select each character 17 RECEIVING CALLS When you have an incoming call the radio will ring to alert you to the call If you miss a call the blinking P icon will appear on the LCD and will remain until you read your missed message in the Call Log To acknowledge an individual incoming call The radio either automatically or manually sends an acknowledgement to the requesting radio depending on its configuration settings In the U S band an acknowledgement will be sent to the requesting radio within 10 seconds of receiving the call To recall the most recent incoming call last call 1 From the DSC Call Type List select LAST CALL The details of the last call will be displayed 2 Select the work
38. e then drill four mounting holes at the marked locations If you plan to use the supplied mounting screws make sure the drill bit you use is slightly smaller than the screw diameter of the mounting screw If you plan to use the supplied mounting nuts and bolts make sure the drill bit you use is slightly larger than the diameter of the supplied bolt Next align the mounting bracket with the drilled holes making sure that it is oriented correctly 3 Insert each of the four supplied mounting fasteners through a spring washer then through a flat washer and then into the mounting holes Secure the bracket to the mounting surface by tightening the mounting screws with a screwdriver or nutdriver being careful not to overtighten the fasteners If you are using the supplied mounting bolts then you will need to hold the nuts on the backside of the mounting surface with a wrench while tightening the bolts with a screwdriver or nut driver being careful not to overtighten the fasteners 4 Mount the radio base station onto the bracket making sure to match the protrusions on the inside of the two arms of the bracket with the indentations on the two sides of the radio base station 5 Insert the supplied mounting knobs through the bracket arms and into the holes on each side of the radio The gimbaled bracket allows you to loosen the knobs at each pivot in order to adjust the viewing angle of the radio and then to hold the selected viewing angle by ti
39. e CH ENTER knob again to edit or delete that channel name Select EDIT and press the CH ENTER knob to edit the existing name tag then enter the new name over the existing name and press the CH ENTER knob to display the YES NO confirmation message Press the CH ENTER knob to confirm the new channel name then press the CANCEL key to return to the previous screen gt CH NAME Channel Label CH INFO RING i gt EDIT VOLUME gt BEEP VOLUME INT SPEAKER To delete a name tag from a saved channel 1 From the Radio Setup Submenu select CH NAME then CH INFO then press the CH ENTER knob The screen will display the channel name associated with that channel 2 Select DELETE and press the CH ENTER knob to see the YES NO confirmation message Choose YES to delete the existing channel name tag gt CH NAME RING VOLUME BEEP VOLUME INT SPEAKER RADIO SETUP RING VOLUME ADJUSTMENT 1 From the Radio Setup Submenu select RING VOLUME to display the ringer tone option settings and choose either LOUD or SOFT CH NAME RING VOLUME gt RING VOLUME gt LOUD BEEP VOLUME SOFT INT SPEAKER 62 63 RADIO SETUP BEEP VOLUME ADJUSTMENT This setting allows you to set the key beep tone volume level 1 From the Radio Setup Submenu select BEEP VOL to display the beep volume setting choices and choose either HIGH LOW or OFF using the CH ENTER knob CH NAME BEEP VOLUME RING VOLUME gt BEEP VOLUME INT SPEAKER
40. e Channels Channel Ship Transmit Ship Receive No MHz MHz 156 050 156 100 OOO OS OS Or CO CO CD 157 000 157 05 157 1 157 150 157 200 157 250 157 300 157 350 157 400 156 025 156 075 160 650 160 700 160 750 160 800 160 850 156 300 160 950 156 400 156 450 156 500 156 550 156 600 156 650 156 700 156 750 156 800 156 850 161 500 161 550 161 600 161 650 161 70 161 75 161 80 161 85 161 90 161 95 162 00 160 625 0 0 0 0 0 0 160 675 Public Correspondence Mari Public Correspondence Mari Public Correspondence Mari Public Correspondence Mari Public Correspondence Mari Port Operations Ship Movement Intership Safety Public Correspondence Marine Port Operations Ship Movement Intership ne Operator Operator Intership Port Operations Ship Movement Intership Port Operations Ship Movement Port Operations Ship Movement Intership Navigation Safety Port Operations Ship Movement On Board Communications Inte International Distress Safety On Board Communications Inte Pu Po Pu Po Pu ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine ic Correspondence Marine Pu Po Public Co
41. e Display OMON ieser sesidir e n ERR EU Pea UERRERES UTR dia 58 Time Offset Local Time erreien e e ee 58 MIME Format RETE 59 Course Speed Display Options COG SOG 002 59 Radio Setup SUDMONU sinear nido xt reg RR he Ere ier EE EENEN 60 Channel Name Display and Editing sisse 61 Ring Volume Adjustment 0 00 00 c ccc cece cece I 62 Beep Volume Adjustment sisse 63 Turning the Internal Speaker On Off 00 0002 cece eee eee 63 DSC Setup Submenu anaana aaaea errara 64 Enter Your User MMSI nnana nananana nnna nern rrene rrr eee teen ee 65 Create and Manage Group MMSls 0 0 000 cc cece eee eee eee eee 67 Individual Reply ete exer retreat pe ER ever e Parvo 69 DSC EMADI Ge cca datts tex nnen E EAE E EESE S 69 F oSition Reply saa ocdeace tees rr Regu Pbbede epe te denies 70 Maintenance Troubleshooting VHF2558 Doesn t Power Up No Sound from the Speaker Transmitting is Impossible or High Power Can t Be Selected Low Receiver Sensitivity 02 06 00 eee ccc eect e eet e eee eee renr 3 Year Limited Warranty Humminbird Service Policy Specifications Marine Channels Menu Tree Contact Humminbird 71 71 Ti 72 72 72 13 74 16 71 84 89 VHF255S INTRODUCTION The Humminbird VHF255S represents state of the art high tech VHF radio engineering and is skillfully designed and constructed with the finest components It is constructed to commerci
42. e Humminbird Customer Resource Center in any of the following ways By Telephone Monday Friday 8 00 a m to 4 30 p m Central Standard Time 1800 633 1468 By e mail typically we respond to your e mail within three business days custserv johnsonoutdoors com For direct shipping our address is Humminbird Service Department 678 Humminbird Lane Eufaula AL 36027 USA HUMMINBIRD
43. ed to obtain an FCC license if e You are a recreational boater who will NOT be traveling to a foreign country foreign countries include Canada and Mexico and will not be using your radio to communicate with foreign coast or ship stations For more information see Attp wireless fcc gov marine You WILL need to obtain an FCC license if e You are a recreational boater who WILL be traveling to a foreign country foreign countries include Canada and Mexico or will be using your radio to communicate with foreign coast or ship stations or are required to carry a radio for safety purposes in this case you will need to obtain a Restricted Radiotelephone Operators Permit from the FCC see http wireless fcc gov marine for more information In this case anyone may talk over the radio as long as the licensed operator initiates supervises and ends the call e You are planning to operate a ship station in this case you will need to obtain a Ship Station License from the FCC see Attp Awireless fcc gov marine for more information BEFORE YOU USE YOUR RADIO FCC PRIVACY AND PRIORITY CHANNEL REQUIREMENTS WARNING You must monitor Channel 16 the main priority and distress channel when you are not using any other channel on the radio See amp Accessing the Priority 16 9 Channels for more information WARNING Information overheard but not intended for the listener may NOT be used in any way by law WARNING Making a false
44. ed in the Call Log RCV GROUP FINISHER 1D0987654322 To receive an Individual call 1 When an Individual call is received an alert sounds The radio automatically tunes to the channel designated in the DSC signal 2 The MMSI contained within the signal is displayed in the Text area of the display If the MMSI matches an MMSI stored in the Contact List the name associated with it is displayed in place of the MMSI 3 The DSC signal data is stored in the Call Log To receive a Position Reply call 1 When Position Reply is received the Alert tone will sound and the POS Received message and the sender GPS data will be displayed 2 Last received call information is stored in the LAST RX position in the Call Log To receive a Geographic Area call A Geographic Area call is received by vessels within a specific geographical area 1 When you receive notification of an incoming geographic area call press any key to cancel the alert The radio automatically selects the channel designated in the incoming call The time and the user MMSI are displayed on the screen and the call data is stored in the Call Log 2 Monitor the working channel for an announcement from the calling vessel 4 To acknowledge a miss ed call 1 Ifyou miss a call the blinking BRI icon will appear on the LCD and will remain until you go to the Call Log and scroll through all the messages to find the missed calls which will have PRI ico
45. es not include shipping time to and from our factory Units received on Friday are typically shipped by the following Wednesday units received Monday are typically shipped by Thursday etc All repair work is performed by factory trained technicians to meet exacting factory specifications Factory serviced units go through the same rigorous testing and quality control inspections as new production units After the original warranty period a standard flat rate service charge will be assessed for each repair physical damage and missing parts are not included Any repairs made after the original warranty will be warranted for an additional 90 days after service has been performed by our factory technicians You can contact our Customer Resource Center or visit our website to verify the flat rate repair fee for your product visit the Product Support section Attp www humminbird com We reserve the right to deem any product unserviceable when replacement parts are no longer available or impossible to obtain This Service Policy is valid in the United States only This applies only to Humminbird products returned to our factory in Eufaula Alabama This Service Policy is subject to change without notice 74 75 RETURNING YOUR UNIT FOR SERVICE Before sending your unit in for repair please contact the factory either by phone or by email to obtain a Repair Authorization Number for your unit Please have your product model name and seria
46. ghtening the knobs again NOTE You should only tighten the knabs by hand 22 23 Radio Base Station Mounting Screws Gimbal Mounting Knobs Gimbal Mounting Bracket Dash CAUTION Keep the radio and microphone handset at least 3 3 feet 1 meter away from any magnetic devices on your boat such as a compass To install the base station using the recessed mounting kit 1 Tapethe Recessed Mounting installation template onto the chosen mounting location CAUTION if your dash exceeds 3 5 15 mm in thickness you will not be able to recess mount the radio Use the previous procedure for gimbal mounting the radio instead CAUTION Before drilling or cutting into the dash make sure that there is nothing behind the mounting surface that might be damaged by performing these procedures 2 Drill a saw blade entry hole as indicated on the mounting template 3 Cutout the area inside the dashed line 4 Remove the installation template and slide the radio into the cavity 5 Working from the rear of the dash align the ratcheted mounting circles on each side of the radio with the central hole in each mounting bracket 6 Use the two short M5x10 screws to screw the mounting brackets to the sides of the radio 7 Slide two M5x32 screws through the screw hole in the mounting bracket then attach the lock nut and the stopper If your dash exceeds 1 2 13 mm in thickness you have the option of discarding the
47. hether or not your application requires a license you can contact the FCC at Attp wireless fcc gov marine NOTE This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation WARNING Alterations and or modifications to this product are NOT permitted as they may result in violations of FCC rules and regulations WARNING Disassembly and repair of this electronic unit should only be performed by authorized service personnel Any modification of the serial number or attempt to repair the orginal equipment or accessories by unauthorized individuals will void the warranty Handling and or opening this unit may result in exposure to lead in the form of solder WARNING This product contains lead a chemical known to the state of California to cause cancer birth defects and other reproductive harm NOTE You should record your VHE255S serial number here for future reference The serial number Is located on the left side panel of the radio base station Serial Number NOTE You should record your Maritime Mobile Service Identity MMSI number here for future reference You must obtain the MMSI fram an official source of recreational MMSI numbers either http www boatus com mmsi or http www seatow con boatingsafety mmsiinto htm
48. ice FCCID KLLTM 366 76 H MARINE CHANNELS Refer to the following Marine Channels tables depending on your location Channel NOAA Weather Radio Frequencies Frequency MHz WXO0 WX1 WX2 WX3 Wx4 WX5 WX6 WX8 WXx9 163 275 162 550 162 400 162 475 162 425 162 450 162 500 162 525 161 650 161 775 Use NOAA Wea NOAA Wea NOAA Wea NOAA Wea NOAA Wea NOAA Wea NOAA Wea NOAA Wea Canadian Weather Canadian Weather NOAA stands for National Oceanic and Atmospheric Administration U S Marine Channels Channel Ship Transmit Ship Receive No MHz MHz Port Operations and Commercial VTS Available Only in New Orleans Lower Mississippi area Port Operations or VTS in the Houston New Orleans and Seattle areas Intership Safety Commercial Commercial Intership Only Boater Calling Commercial and Non Commercial Commercial Commercial VTS in Selected Areas Port Operations VTS in Selected Areas Intership Navigation Safety Bridge to Bridge Ships gt 20 m in Length Maintain a Listening Watch on this Channel in U S Waters Port Operations VTS in Selected Areas Environmental Receive Only Used by Class C EPIRBs International Distress Safety and Calling Ships Required to Carry Radio USCG and Most Coast Stations Maintain a Listening Watch on this Channel State Control Commercial Commercial Port Operations duplex Port Operations U
49. ing channel for an individual call and press the CH ENTER key The radio will summarize the call details and ask for confirmation to send the call Press the CH ENTER knob again to send the call To receive a DSC call 1 When a DSC call is received the radio automatically responds based on the type of call The information displayed on the LCD varies depending upon the call type See Section 14 Digital Selective Calling for a list of Call Types To receive a Distress call 1 When a distress call is received the radio automatically tunes to Channel 16 and the Distress alert tone sounds The call data is stored in the Distress Log Pressing any key disables the alert 2 When position data is included within the signal it is displayed in the Text area of the LCD When no position data is included within the signal the message 99 99 9999X 999 99 9999Y is displayed in the Text area of the LCD 3 You must continue to monitor channel 16 as a coast station may require assistance in a rescue attempt DISTRESS DISTRESS 1D0450078964 1D4050078964 21 09 1011N 12020 0111E To receive a Distress acknowledgement sent from a coast station 1 When a Distress Acknowledge Call is received the radio automatically tunes to Channel 16 and the Distress Alert Tone sounds Pressing any key disables the alert When position data is included within the signal it is displayed in the Text area of the LCD The call data is store
50. initiate a Distress call when you have a MMSI assigned to your radio and you have DSC enabled See the Maritime Mobile Service Identity MMSI section for more information NOTE Making one or more Distress calls creates a Distress Log You can access the Distress Lag through the DSC Call Type List NOTE For more information about using your radio in a distress situation and how to comply with Coast Guard regulations refer to http www navcen uscg gov marcomms Refer to the FCC website http wireless fcc gov marine for general and technical VHF Marine Radio license specifications and regulation information 1 Open the red cover over the DISTRESS key 2 Press the DISTRESS key momentarily The text area of the LCD will reconfigure to show the Distress submenu shown below DISTRESS CALL DISTRESS CALL DISTRESS SENT gt UNDESIG gt UNDESIG AWAITING ACK RE COUNTING AUTO LOODING DOWN RETRANSMIT OLLISION ROUNDING STING NKING DRIFT BANDONING RACY ANOVERBD EXIT oQomTmm S A A p 3 Ifyou have enough time rotate the CH ENTER knob to select the type of Distress call 4 Hold down the DISTRESS key for more than 3 seconds until you see the DISTRESS CALL SENT message on the LCD The entire LCD will flash and beep loudly 41 NOTE if you release the DISTRESS key before 3 seconds have passed the Distress call will not be sent if you hold down the DISTRESS key for more than 3 seconds the Dis
51. l number available before calling the factory If you contact the factory by e mail please include your product model name and serial number in the e mail and use Request for Repair Authorization Number for your e mail subject header You should include your Repair Authorization Number in all subsequent communications about your unit For IN WARRANTY service complete the following steps e Obtain a Repair Authorization Number from the Humminbird Customer Resource Center Tag product with your name street address phone number and your assigned Repair Authorization Number Include a brief written description of the problem Include a copy of your receipt to show proof and date of purchase Return product freight prepaid to Humminbird using an insured carrier with delivery confirmation For OUT OF WARRANTY service complete the following steps e Obtain a Repair Authorization Number from the Humminbird Customer Resource Center Include payment in the form of credit card number and expiration date money order or personal check Please do not send cash Tag product with your name street address phone number and your assigned Repair Authorization Number Include a brief written description of the problem Return product freight prepaid to Humminbird using an insured carrier with delivery confirmation SPECIFICATIONS Channels 00 000 0005 All U S Canadian and International
52. l settings to factory defaults EXIT This provides another way to exit the Setup Menu NOTE During Setup operation IX and RX are disabled 50 51 To access the Setup Menu 1 Press and hold the DSC MENU key for 3 seconds the Text area on the LCD will display the Setup Menu list Setup Menu choices are CONTACTS LOCAL DIST BACKLIGHT CONTRAST GPS TIME RADIO SETUP DSC SETUP RESET EXIT 2 Rotate the CH ENTER knob to select an Item within the Setup Menu list To confirm a selected item push the CH ENTER knob When you have selected the desired setting press the CH ENTER knob to enter it and return to the Setup Menu list NOTE To exit the Setup Menu or one of the submenus either press the 16 9 key or select the EXIT option trom the menu to exit out of all submenus or press the CANCEL WX key to step back one menu level You can also exit the Setup Menu by turning the unit off All changes are saved in FEPROM except far manually entered GPS data CONTACT LIST The Contact List can store up to 20 entries with Name and MMSI number You can add edit or delete the record from the list under this submenu To add an entry to the Contact List 1 From the Setup Menu select CONTACTS Move the cursor to NEW and press the CH ENTER knob to display an entry page which prompts you to enter the new Contact Name and MMSI 2 Rotate the CH ENTER knob to select the first desired character A Z 1 9 space and back arrow l
53. lick counterclockwise to remove a _ and replace it with a blank space then press the CH ENTER knob once more to select it and move to the next character 3 Enter the MMSI number associated with that Group Name The first digit is required to be a 0 zero and is entered automatically so you only need to enter 8 digits to complete the 9 digit MMSI A confirmation message will appear to ask you if you want to save the Group Name 4a Press the CH ENTER knob to save the new entry or Ab Press the CANCEL WX key to terminate the process without saving you will be taken back to the Group MMSI screen USER MMSID USER GROUP GROUP NAME gt GROUP MMSID INDIV REPLY DSC ENABLE POS REPLY To edit an existing Group MMSI entry 1 From the DSC Setup Submenu select GROUP MMSI then select an existing Group Name and press the CH ENTER knob to see the EDIT and DELETE choices for the selected Group Name and associated MMSI Select the Group Name or only the desired MMSI Choose EDIT When you are finished editing press the CH ENTER knob You will be prompted to save your changes Press the CH ENTER knob again to save your edits The Group MMSIs are displayed again If more changes are required repeat steps 1 through 3 otherwise press the CANCEL WX key to exit USERGROUP EDIT NAME gt GROUPA gt GROUPA GROUPB MMSID GROUPC 1ID053421608 To delete a Group MMSI 1 From the DSC Setup Submenu select GROUP MMSI
54. mode is turned on and a weather alert tone 1050 Hz is broadcast from a NOAA weather station your VHF255S will pick it up automatically and will sound an alert Press any key to hear the weather alert voice message Press and release the CANCEL WX key again to return to normal operation NOTE Weather broadcasts originate only in the United States and can only be heard within and near the borders and territorial waters of the United States NOTE During Weather mode the PTI SCAN HI LO and HILO MEM keys are disabled and an error beep will sound if they are pressed 8 ACCESSING THE 16 9 PRIORITY CHANNELS Channel 16 is the universal distress and emergency channel and Channel 9 is a secondary distress and emergency channel used by the U S Coast Guard Use Channel 16 to establish initial contact with another station for emergency communications The FCC requires you to monitor Channel 16 even when you do not actively need to use it and whenever you are not using another channel on the radio to transmit or receive Dual Watch mode allows you to monitor Channel 16 while standing by See section 13 Using the Watch Monitor Modes to learn more about these features To access the 16 9 channels 1 Press and release the Channel 16 9 Priority key to access Channel 16 2 To access the alternate Channel 9 which is monitored in some areas press and hold the Channel 16 9 Priority key for 3 seconds then release 3 To return to your previo
55. n the left panel of the radio base station on the inside front cover of this manual for future reference To enter your assigned MMSI into your radio 1 Press and hold the DSC MENU key the Text area on the LCD will display the Setup Menu list 2 Rotate the CH ENTER knob to select DSC SETUP from the Setup Menu list and push the CH ENTER knob to display the DSC Setup Submenu 3 Rotate the CH ENTER knob to select USER MMSI from the DSC Setup Submenu and push the CH ENTER knob to display the USER MMSI entry screen NOTE If an existing User MMSI has already been stored it will be displayed stop here You CANNOT edit the User MMSI ance it has been entered and confirmed 65 4 fthe User MMSI is blank a dashed line will be displayed Turn the CH ENTER knob back and forth to enter the User MMSI along the dashed line Press the CH ENTER knob to confirm each correct entry and to be advanced automatically to the next digit NOTE f your make an error press the CANCEL WX key until lt appears then press the CH ENTER knob to back up and correct the error 5 When you have selected the desired numbers press the CH ENTER knob to store your User MMSI 6 You will be asked to re enter your User MMSI again to confirm it once you have re entered your User MMSI press and hold the CH ENTER knob to permanently store the your User MMSI and return to the DSC Setup Submenu NOTE To exit the DSC Setup Submenu or one of the further submenus
56. ne Channel 70 distress and safety watch system The range of signals may vary but under normal conditions should be approximately 20 nautical miles To select a DSC call type 1 Press the DSC MENU key to display the DSC Call Type List which you will use to select the desired DSC call type by rotating the CH ENTER knob until the desired call type is highlighted then pressing the CH ENTER to execute your selection 2 Only 4 calls can be displayed on the LCD at the same time use the Up or Down Channel keys on the microphone handset or the CH ENTER knob on the radio base station to view all the call types until the desired call type is selected Use the following table to make a specific type of DSC call DSC Call Type choices are LAST CALL NEW CALL GROUP ALL SHIPS CALL LOG DISTRESS LOG POS REQUEST EXIT 38 39 DSC Call Types LAST CALL NEW CALL GROUP ALL SHIPS CALL LOG DISTRESS LOG POS REQUEST EXIT Recalls last call regardless of which type of call was received last Allows you to make a new call either by entering an MMSI number or by selecting a number from the Contact List Sends transmissions that are only received by radios that share a common group MMSI number up to 3 group MMSI numbers can be stored and called Make an Urgency Safety or Routine call to all DSC enabled ships or ships within communication range A re confirmation screen will be displayed after you choose one of
57. ns next to them Scroll through all the messages with PAI icons in order to acknowledge them Once you have done this the blinking PAI icon will disappear from the LCD 18 RESETTING THE RADIO You can reset many radio settings including almost all user settings back to the factory default settings Resetting the radio will e Erase any channels stored in memory e urn Off the Wea ther Alert setting if it is currently active Return power settings to their original state NOTE Resetting the radio will NOT erase the MMSI setting nor will it delete your Contact List and it will also keep To reset the radio you in the band U or C that you had selected before reset 1 Press and hold the DSC MENU key to display the Setup Menu 2 Usethe CH ENTER knob on the radio base station or the Channel Up and Down keys on the microphone handset to select RESET and then press the CH ENTER knob The radio wi ll reset after 5 seconds 3 Select EXIT from the menu or press either the CANCEL WX or the 16 9 key to return to Normal mode 19 POSITION INDICATION Your VHF255S can disp ay the position of the vessel longitude and latitude as well as time and date information if connected to a GPS receiver if no GPS receiver is connected an alert ton any key sounds at 4 h After no manual positi e of 1 minute duration which can be cancelled by pressing our intervals to encourage manual input of positional data
58. nus including the Setup Menu or press the CANCEL WX key to step back one menu level You can also exit the DSC Setup Submenu by turning the unit off All changes are saved in FEPROM except for manually entered GPS data 64 DSC SETUP ENTER YOUR USER MMSI NOTE You must get an MMSI assigned to you before you can perform this procedure and you will ONLY be allowed to perform this operation once You must enter your user MMSI before you can use the DSC functions If there is no User MMSI stored and an attempt is made to use the DSC function of the radio the LCD will display the following message DSC IS NOT OPERATIONAL PLEASE ENTER MMSI The Maritime Mobile Service Identity MMSI number is the nine digit number used on marine radios like your VHF255S that are capable of using Digital Selective Calling DSC This number is used like a telephone number to call other vessels individually and automatically For more information on MMSls please see the Maritime Mobile Service Identity MMSI section To obtain an MMSI assignment 1 Contact BOAT US or SEATOW to obtain a unique MMSI number for your VHF255S radio Go to http www boatus com mmsi or http www seatow com boatingsafety mmsiinfo htm and follow the instructions 2 When you have obtained your unique MMSI number write it down IMMEDIATELY in the space provided on the inside front cover of this manual NOTE You should also write down the serial number found o
59. o nearby landmarks Include any information on vessel s course speed and destination Describe the nature of your distress FIRE FLOODING COLLISION GROUNDING LISTING SINKING ADRIFT ABANDONING PIRACY MANOVERBD Describe the kind of assistance required Provide the number of people onboard Provide any additional information that may facilitate your rescue such as the current condition of your vessel your vessel s size color hull type number of people onboard needing medical attention Say that you will be monitoring Channel 16 End your distress message by saying This is your ship s name call sign OVER 42 43 10 Release the PTT key and listen for a response If you do not get a response repeat step 9 until you do 11 If you must abandon ship without receiving a response and you have time go back to step 1 and initiate an automatic distress call that will broadcast the ABANDONING message 16 MAKING INDIVIDUAL ROUTINE CALLS You can make an individual call either to a ship or to a coast station To send an individual manual call 1 6 6 co o From the DSC Call Type List select NEW CALL The New Call submenu will be displayed and the arrow will point to MANUAL Press the CH ENTER knob again to display the ENTER MMSI screen Enter the MMSI number using the CH ENTER knob when MMSI entry is complete press the CH ENTER knob to enter it Then rotate the CH ENTER knob to sele
60. onsibility of the radio operator to make sure that both the radio operator and any other people in the vicinity of the radio comply with MPE limits while the radio is transmitting 4 INSTALL THE MICROPHONE MOUNTING BRACKET Find a location near the base station for the microphone mounting bracket The distance between the base station and the microphone mounting bracket should be shorter than the length of the microphone cable CAUTION Keep the radio base station and microphone at least 3 3 feet 1 meter away from any magnetic devices on your boat such as a compass 1 Place the microphone mounting bracket on the surface where you want to attach it and use a pencil to mark the location of the two mounting holes on the mounting surface CAUTION Before drilling make sure that there is nothing behind the mounting surface that might be damaged while drilling the mounting holes Also if the back side of the mounting surface Is inaccessible or difficult to reach then you should probably use the supplied self tapping screws instead of the supplied mounting nuts and bolts CAUTION f you cannot reach behind the mounting surface to attach the nuts to the bolts use the supplied self tapping screws to fasten the bracket instead 2 Set the bracket aside then drill two mounting holes at the marked locations If you plan to use the supplied mounting screws make sure the drill bit you use is slightly smaller than the screw diameter of the moun
61. osition Reply The position reply can be used to send your position to another radio when your radio has an operating GPS receiver connected The position reply feature can either prompt you to send your position manually or do it automatically depending on your DSC Setup configuration SETUP MENU The radio s setup functions are accessed through the Setup Menu Setup Menu selections are as follows CONTACTS LOCAL DIST BACKLIGHT CONTRAST GPS TIME RADIO SETUP DSC SETUP RESET EXIT CONTACTS Selects the Contact List Entry routine to enter Names and MMSI numbers for frequently called DSC stations Up to 20 Contact Names can be stored LOCAL DIST DIST Distant allows normal receive sensitivity while LOCAL eliminates receiver noise but degrades receiver sensitivity Only Local mode has an icon the LOCAL icon BACKLIGHT Sets the backlight level 8 total levels are available CONTRAST Selects the display contrast setting 8 levels of contrast are available GPS TIME Allows you to manually set position and time data if no GPS is attached and defines if and how position and time data time offset and COG SOG settings are displayed RADIO SETUP There are 4 items that you can customize CH Name Ring Tone Volume Beep Volume and Internal Speaker on off DSC SETUP There are 5 functions that you are allowed to alter User MMSI entry Group MMSI entry Individual Reply DSC enable and POS reply RESET This resets almost al
62. oved equipment for the country of intended use FEATURES OVERVIEW The Humminbird VHF255S is a VHF Digital Selective Calling DSC Base Station marine band radio with the following features e Access to all available U S International and Canadian channels currently allocated e Allows unlimited memory channels for quick recall and memory scan e Provides as many as 20 user programmable names with MMSI 10 distress calls and 20 individual calls for DSC communications See the Maritime Mobile Service Identity MMSI section for more information about this important feature Rotary volume control with power on off rotary channel selector and rotary adjustable squelch knob provide convenient radio operation Exceptional waterproofing performance complies with Japanese Industry Standard Level 7 High Low Transmit Power Selection allows you to select either High Power Transmit 25 Watts for long range communications or Low Power Transmit 1 Watt for shorter range communications to save battery power fat Separate Channel 16 9 Priority key provides quick emergency calling on channels 16 or 9 Emergency Channel 16 is the universal marine channel most frequently used for distress or safety communications In addition you can use the 16 9 channel key to access Channel 9 an alternate frequency for distress or safety in some areas in the event Channel 16 is congested Check with local authorities to see which channel is used in you
63. pera Operations Ship ic Correspondence Marine Opera Operations Ship Publi rt bli rt bli rt bli rt ic Correspondence Port Operati ic Correspondence Port Operati ic Correspondence Port Operati ic Correspondence Port Operati 161 825 Pu 161 875 Pu 161 925 Pu 157 375 Pu 157 425 Pu ic Correspondence Port Operati ic Correspondence Port Operati ic Correspondence Port Operati ic Correspondence Port Operati ic Correspondence Port Operati 1 For channels 15 and 17 output power is fixed at 1 Watt only Transmission at high power is not permitted 2 Channel 70 is used for Digital Selective Calling DSC only and is not available for voice transmissions Channel 70 does not appear on the display IMPORTANT NOTICE The International frequency mode is not legal for use while operating in U S waters The TX RX frequencies available in International frequency mode were agreed upon by the attending countries at the 1968 ITU International Telecommunication Union meeting in Geneva and are legal for use in International waters only Canadian Marine Channels Public Correspondence Marine Operator Public Correspondence Marine Operator Public Correspondence Marine Operator Pacific Coast Coast Guard East Coast Commercial Fishing Port Operation VTS in Seattle Intership Safety Commercial Commercial Intership only Boater Calling Channel Commerci
64. play together with keys and various control knobs on the typical view you might see on the display at initial power up C EBLON PSCAN HILOR m ub GY3 FiTRIDu DSC Ra VA um ABS ne ne TRE wlan Baa unmet Meee Be gt NEM Transmission power mode High HI 25 W or Low LO 1 W ILO K Indicates an incoming DSC call or if blinking to notify you of any unread Call Log messages TX TX Indicates that the radio is transmitting a radio signal Indicates that the radio is receiving a radio signal Gea m Indicates that the radio is in Memory mode Indicates that the current channel has been saved in memory radio base station and microphone handset to provide access to user functions The figure shows a TRIDu Indicates current Watch mode Dual or Tri Watch oO WX Indicates that Weather Channel mode is active U S and Canada only O ALT Indicates that a weather alert is being received qo U S and Canada only Db p BB Indicates current channel selected TTD caes which of the three available bands are mu selected the U S band the International band or Q9 the Canadian band respectively 7 6 D LOCAL Indicates that the radio is in Local reception mode which decreases receiver sensitivity in high traffic areas in order to decrease unwanted distant transmissions PS
65. r area e Adjustable brightness of backlight on the large LCD for good visibility in various conditions Built in speaker provides clean crisp audio performance External interface makes it easy to connect to an optional purchase GPS Receiver and or an optional purchase external speaker and supports the NMEA 0183 National Marine Electronics Association standard for data communication Firm and reliable gimbal mounting bracket for the radio base station Large LCD 2 x 1 5 is easy to read with backlit display to allow operation in low light conditions Phase Lock Loop PLL controlled circuitry provides accurate and stable channel selection Memory Channels feature allows you to save channels so that they are easy to retrieve for future use e SQUELCH Knob allows you to eliminate static and background noises during communications BAND SAVE Key allows you to select between the U S Channel Band the International Channel Band or the Canadian Channel Band e SCAN Key allows you to scan all channels to scan channels saved in memory or to conduct a priority scan Normal Scan feature allows you to scan all available channels for active channels while Memory Scan feature allows you to rapidly scan pre programmed channels to locate active channels Priority Scan feature allows you to include Channel 16 in the scan to make sure that you don t miss distress or emergency calls Dual Watch feature allows you to sc
66. ress and release the WATCH key to terminate Tri Watch mode and enter into Dual Watch mode The DU icon will appear on the LCD NOTE During Iri Watch mode the SCAN HI LO MEM BAND SAVE and the Up or Down Channel keys are inactive and will sound an error beep if pressed 14 DIGITAL SELECTIVE CALLING DSC DSC Digital Selective Calling is a semi automated method of establishing a radio call that has been designated by the International Maritime Organization IMO as an international standard for establishing VHF MF and HF radio calls It has also been designated part of the Global Maritime Distress and Safety System GMDSS This new service allows you to initiate or receive distress urgency safety and routine calls to or from another vessel equipped with a DSC transceiver NOTE You will need to have a Maritime Mobile Service Identity MMSI assigned to you and entered into the radio before Digital Selective Calling features will work Refer to the Maritime Mobile Service Identity MMSI and the DSC Setup Enter Your User MMSI sections for more information NOTE You will also need to have an optional purchase GPS Receiver attached in order to take full advantage of the DSC features of your radio WARNING This radio is designed to generate a digital maritime distress and safety call to facilitate search and rescue To be effective as a safety device this equipment must be used only within communication range of a shore based VHF mari
67. ress the CH ENTER knob to confirm each correct entry and to be advanced automatically to the next digit NOTE If you make an error turn CH ENTER knob one click counter clockwise until lt appears then press the CH ENTER knob to back up and correct the error 5 When you have selected the desired numbers press the CH ENTER knob to store your User MMSI 6 You will be asked to re enter your User MMSI again to confirm it once you have re entered your User MMSI press and hold the CH ENTER knob to permanently store your User MMSI and return to the DSC Setup Submenu NOTE To exit the DSC Setup Submenu or one of the further submenus under it press the 16 9 or CANCEL WX keys until you have left the submenus You will also exit the DSC Setup Submenu automatically by turning the unit off All changes are saved in EEPROM except for manually entered GPS data gt USER MMSI INPUT MMSI USER MMSI GROUP MMSI INPUT AGAIN INDIV REPLY m i DSC ENABLE HOLD ENTER HOLD ENTER POS REPLY USER MMSI ID 50000000 gt SAVE CANCEL 7 You can view your stored User MMSI at any time by selecting user MMSI from the DSC SETUP menu 11 VHF255S CONTROLS RADIO BASE STATION FRONT The following drawing shows the Humminbird VHF255S controls on the front of the radio base station Built in Speaker LCD HI LO MEM key j SQUELCH knob N SCAN Key 16 9 key SQUELCH WATCH key AN CH ENTER ZOA Jae knob a s Em FO voL CANCEL WX key
68. rrespondence Marine ic Correspondence Marine b r b b n b rl b rl blic Correspondence Marine b b b b b b rt Operations Ship Movement Operations Ship Movement Operations Ship Movement Operations Ship Movement Operations Ship Movement Operations Ship Movement ship ship Operator Operator Operator Operator Operator Operator Operator Operator Operator Operator Operator Operator Operator Port Operations Ship Movement ne Operator ne Operator ne Operator ne Operator 80 International Marine Channels Channel Ship Transmit Ship Receive No MHz MHz 160 725 ic Correspondence Marine Operator Port Operations Ship Movement 160 775 Pu Po 160 825 Pu Po 160 875 Pu Po 160 925 Public Correspondence Marine Opera Port Operations Ship Movement 156 375 Intership Port Operations 156 425 Port Operations Ship Movement 156 475 Intership Port Operations Ship Movement 156 575 Port Operations Ship Movement 156 625 Intership Port Operations Ship Movement 156 675 Intership Port Operations Ship Movement 156 725 Port ions Ship Movement 156 875 Intershi 161 525 Pub 161 575 Pub 161 625 Pub 161 675 Pub 161 725 Public Correspondence Port Operati 161 775 Public Correspondence Port Operati b b b b b ic Correspondence Marine Opera Operations Ship ic Correspondence Marine O
69. rs on LCD display to indicate setting Press and hold the key to select Memory mode SCAN Use this key to start and stop normal and memory scans or to include priority channels into the current scan If you have saved memory channels then pressing the SCAN key will only scan the memory channels WATCH Use this key to start or stop Dual Watch or Tri Watch modes 16 9 Press and release the 16 9 key to select Channel 16 first further presses of the 16 9 key toggles between Channel 16 and the previous channel Pressing and holding the 16 9 key will take you to Channel 9 Further presses will take you back to toggling between Channel 16 and the previous channel Press the 16 9 key at any time as a quick way to exit all menus and return to Normal mode Channel 16 DISTRESS Use this key to send a distress signal in an emergency See Using Your VHF255s 14 Digital Selective Calling DSC for details of sending the call This key is protected by a spring cover to prevent accidental presses The DSC Distress features function only after you have entered an MMSI VHF255S CONTROLS RADIO BASE STATION REAR The following drawing shows the Humminbird VHF255S connections on the rear of the radio Power Input External GPS Antenna Jack Power Input Allows you to connect the radio to the boat s 12 VDC power system External Speaker Allows you to connect the radio to an optional purchase external speaker
70. s of monitor modes Dual Watch and Tri Watch Dual Watch monitors the current working channel and Channel 16 alternately Tri Watch monitors Channel 16 Channel 9 and the current working channel Both watch modes also monitor for weather alerts when Weather Alert mode has been enabled To activate and terminate Dual Watch mode 1 Press and release the WATCH key to activate the Dual Watch mode The DU icon will appear on the LCD 2a Press and release the WATCH key again to terminate Dual Watch mode and return to the previous working channel To quit Dual Watch mode you can also press the 16 9 DSC MENU or the CANCEL WX keys Press the PTT key to enter transmit mode on the current channel Or 2b Press and hold the WATCH key for 3 seconds to terminate Dual Watch mode and enter into Tri Watch mode The TRI icon will appear on the LCD NOTE During Dual Watch mode the SCAN HI LO MEM BAND SAVE and the Up and Down Channel keys are inactive and will sound an error beep if pressed To activate and terminate Tri Watch mode 1 Press and hold the WATCH key for 3 seconds to activate the Tri Watch mode The TRI icon will appear on the LCD 2a Press and hold the WATCH key again for 3 seconds to terminate Tri Watch Mode and to return to the previous working channel To quit Tri Watch mode you can also press the 16 9 DSC MENU or the CANCEL WX keys Press the PTT key to enter transmit mode on the current channel Or 2b P
71. s operating WARNING Failure to comply with the above requirement may expose those closer than the recommended boundaries to absorb enough HF radiation to exceed the Maximum Permissible Exposure MPE limit defined by the FCC It is the responsibility of the radio operator to make sure that both the radio operator and any other people in the vicinity of the radio comply with MPE limits while the radio is transmitting The supplied gimbal mounting bracket allows you to mount your radio base station on any near horizontal surface from overhead to any console or countertop on your boat 2 INSTALL THE RADIO BASE STATION Mount the VHF255S radio base station on your vessel using the mounting location determined in the previous procedure and one of the two following procedures gimbal mounting or recessed mounting NOTE You have the option of gimbal bracket mounting which can either be mounted on the dash or overhead and allows rotation of the radio during operation or recessed mounting into a dashboard or other appropriate surface To install the radio base station using the regular gimbal mounting bracket 1 Place the mounting bracket on the mounting surface and use a pencil to mark the location of the four holes in the bracket where the fasteners will be attached CAUTION Before drilling make sure that there is nothing behind the mounting surface that might be damaged while drilling the mounting holes 2 Set the bracket asid
72. s saved channels 1 Press and hold the HI LOW MEM key for 3 seconds then release The M icon will appear on the LCD to indicate that you are in Memory mode 2 To scroll through saved channels use the Up or Down Channel keys on the microphone handset or the CH ENTER knob on the radio base station To scan saved channels press and release the SCAN key on the radio base station For more information see 72 Scanning 3 Press the CANCEL WX key or press and hold the HI LOW MEM key for 3 seconds and release to exit Memory mode and regain access to all channels 11 USING THE TRANSMIT TIME OUT TIMER TOT When the Push to Talk PTT key on the microphone handset is held down transmit time is limited to 5 minutes This feature helps you to avoid unintentional transmissions About 10 seconds before automatic transmitter shutdown you will hear a warning beep from the speaker s When the Transmit Time Out Timer takes effect the VHF255S will automatically go into receive mode Before transmitting again you must release and then press the PTT key once again 12 SCANNING Scanning is an efficient way to locate incoming transmissions quickly over a wide selection of channels or from all the channels in a frequency band Your Humminbird VHF255S comes with two basic scan options Normal and Memory Scan with the ability to add Priority Scan to each of those modes Normal Scan If there are no channels in memory the default mode will be
73. smit for shorter range communications to save battery power To change the transmit power 1 Press the HI LO key on the microphone handset or the HI LO MEM key on the radio base station to toggle between High and Low transmit power When the radio is operating at high power the HI icon appears on the LCD and when operating at low power the LO icon appears on the LCD 5 TRANSMITTING AND RECEIVING Press and hold the Push To Talk PTT key on the microphone handset to transmit speak and release the PTT key to receive listen on the selected channel To transmit and receive 1 Press and hold the PTT key then speak into the microphone handset to transmit The TX icon will appear on the LCD while you are transmitting 2 Release the PTT key to listen NOTE Before transmitting make sure that the channel you have selected is not a receive only channel 6 SELECTING U S INTERNATIONAL CANADIAN BANDS When operating in U S waters your radio should be set for the U S band when operating in Canadian waters the radio should be set for the Canadian band when operating in International waters the radio should be set for the International band To select a band 1 To select a band press the BAND SAVE key The LCD will display the U or C icon for U S International or Canadian bands respectively Press the BAND SAVE key again to proceed to the next band and repeat this until the desired band is displayed 32
74. t for the name When the desired character is shown press the CH ENTER knob to select it continue to select characters for the Contact Name in this way up to 11 characters in all may be selected When the last digit is entered you will be automatically advanced to the first MMSI digit NOTE You can enter alphanumeric and symbol characters for the Contact Name but some may be spaces turn the CH ENTER knob one click counterclockwise to remove a _ and replace it with a blank space then press the CH ENTER knob once more to select it and move to the next character 3 Enter the MMSI number associated with that Contact Name Once you have entered all 9 digits a confirmation message will appear to ask you if you want to save the Contact 4a Press the CH ENTER knob to save the new Contact which will be displayed at the top of the Contact List Or Ab Press the CANCEL key to terminate the process without saving then go back to the Contact List screen 5 When the Contact List is full has 20 entries you cannot add a new entry until you have deleted an existing entry To edit an existing Contact List entry 1 From the Setup Menu select CONTACTS Rotate the CH ENTER knob to highlight a specific Contact Name and press the CH ENTER knob to see the EDIT and DELETE choices for the selected Contact Name and associated MMSI Choose EDIT When you are finished editing press the CH ENTER knob You will be prompted
75. te is the official Coast Guard website that administers MMSIs for full details of the rules and regulations of MMSI numbers please visit Attp www naveen uscg gov marcomms gmdss mmsi htm To obtain an MMSI assignment 1 Contact BOAT US or SEATOW to obtain a unique MMSI number for your VHF255S radio Go to Attp www boatus com mmsi or Attp www seatow com boatingsafety mmsiinfo htm and follow the instructions 2 When you have obtained your unique MMSI number write it down IMMEDIATELY in the space provided on the inside front cover of this manual NOTE You should also write down the serial number found on the left panel of the radio base station on the inside front cover of this manual for future reference To enter your assigned MMSI into your radio 1 Press and hold the DSC MENU key the Text area on the LCD will display the Setup Menu list 2 Rotate the CH ENTER knob to select DSC SETUP from the Setup Menu list and push the CH ENTER knob to display the DSC Setup Submenu 3 Rotate the CH ENTER knob to select USER MMSI from the DSC Setup Submenu and push the CH ENTER knob to display the USER MMSI entry screen NOTE If an existing User MMSI has already been stored it will be displayed stop here You CANNOT edit the User MMSI once it has been entered and confirmed 4 Ifthe User MMSI is blank a dashed line will be displayed Turn the CH ENTER knob back and forth to enter the User MMSI along the dashed line P
76. then select an existing Group Name and press the CH ENTER knob to see the EDIT and DELETE choices for the selected Group Name and associated MMSI Choose DELETE The DELETE GROUP menu will be displayed for that particular group name An arrow will point to YES press the CH ENTER knob to empty the group and return to the USER GROUP screen The LCD displays the group for gt If you need to delete more Group Names repeat steps 1 through 2 otherwise press the CANCEL WX key to exit DELETEGROUP USER GROUP GROUPA gt YES NO 68 DSC SETUP INDIVIDUAL REPLY You can set up your radio to respond to incoming individual calls with either an automatic response or to wait for you to reply manually 1 From the DSC Setup Submenu select INDIV REPLY to display the INDIV REPLY MANUAL or AUTOMATIC choices 2 Select AUTOMATIC for an automatic response or MANUAL for a manual response using the CH ENTER knob USER MMSI INDIV REPLY GROUP MMSI gt MANUAL gt INDIV REPLY AUTOMATIC DSC ENABLE POS REPLY DSC SETUP DSC ENABLE Use this feature to turn off the DSC function temporarily such as when you are sailing to inland water or entering a No DSC region where DSC cannot be used 1 From the DSC Setup Submenu select DSC ENABLE to display DSC ENABLE ON OFF 2 Select OFF to disable the DSC function using the CH ENTER knob USER MMSI DSC ENABLE GROUP MMSI _ gt ON INDIV REPLY OFF gt DSC ENABLE POS REPLY
77. ting screw If you plan to use the supplied mounting nuts and bolts make sure the drill bit you use is slightly larger than the diameter of the supplied bolt Next align the mounting bracket with the drilled holes making sure that it is oriented correctly 3a Insert each of the two mounting screws and secure the bracket to the mounting surface or 3b Use the supplied bolts spring washers plain washers and nuts to secure the bracket to the mounting surface 4 nsertthe two mounting screws and fasten them with a suitable screwdriver or nut driver making sure not to overtighten the screws 5 Mount the microphone onto the bracket 26 2f 5 ATTACH A GPS RECEIVER OPTIONAL PURCHASE It is strongly recommended that you use your Humminbird VHF255S with an optional purchase GPS Receiver You will not be able to take full advantage of all of the Digital Signal Calling DSC features without connecting a GPS Receiver to the radio Perform the following procedure to connect a GPS Receiver to your radio To VHF255S DSC Yellow 1 Line up the arrow on the connector with the arrow on the GPS cable supplied and then plug together Connect the yellow and the green wires from the GPS cable to the appropriate NMEA 0183 compatible GPS Receiver as indicated by the following pinouts and your GPS Receiver Operations Manual The GPS cable has 8 pins with the following functions Pin Wire Function 1 Red
78. to change the time format 2 Use the CH ENTER knob to choose either 12 HR or 24 HR and press the CH ENTER knob again to enter the selected time format NOTE If the TIME DISPLAY is turned on COG SOG will be turned off automatically and vice versa since they use the same line on the LCD POS DISPLAY TIME FORMAT TIME DISPLAY gt 12 HR TIME OFFSET g gt TIME FORMAT COG SOG PS TIME SETTINGS SUBMENU COURSE SPEED DISPLAY OPTIONS COG SOG You can enable COG Course Over Ground and SOG Speed Over Ground to be displayed in Normal mode 1 From the GPS Time Submenu select SETTINGS then select COG SOG to turn either COG or S0G ON or OFF using the CH ENTER knob NOTE If the TIME DISPLAY is turned on COG SOG will be turned off automatically and vice versa since they use the same line on the LCD COG SOG DISTRESS 271134 1268 N 821155 5587 W 356m 12 6Kts 59 RADIO SETUP SUBMENU The Radio Setup submenu under the Setup Menu allows you to set the following information e The name of a channel e Ring volume for incoming calls e Beep volume for alerts e Whether the internal speaker is turned on or off CONTACTS CH NAME LOCAL DIST RING VOLUME BACKLIGHT BEEP VOLUME CONTRAST INT SPEAKER GPS TIME gt RADIO SETUP DSC SETUP RESET EXIT To access the Radio Setup Submenu 1 From the Setup Menu select RADIO SETUP to display the Radio Setup Submenu Radio Setup Submenu choices are CH NAME
79. to proceed See Setup Menu Contact List for more information Rotate the CH ENTER knob select the MMSI number of the person from the Contact List that you want to call then press the CH ENTER knob again to initiate the call Then rotate the CH ENTER knob to select the desired reply channel and press the CH ENTER knob to enter it The radio goes to CH 70 and the TX icon is displayed on the screen while the DSC call is being sent then LCD displays an awaiting acknowledgment message If the call is acknowledged press PTT to talk Or If the call is not acknowledged within 16 seconds the radio will prompt you to resend the call If you do nothing for 5 minutes the individual call will be cancelled and the radio will revert to the original channel selected before you started the individual call Sending an individual call using the Call Log The Call Log contains the contact details for the 20 most recent incoming calls so that you can call any of them again quickly 1 2 3 Press the DSC MENU key to enter DSC mode select CALL LOG press the Up or Down Channel keys on the microphone handset or the CH ENTER knob on the radio base station to scroll for previous calls The END OF LOG message will indicate the end of the Call Log list Press the CH ENTER key to initiate the call Then rotate the CH ENTER knob to select the desired reply channel and press the CH ENTER knob to enter it The radio goes to CH 70 an
80. to save your changes Press the CH ENTER knob again to save your edits The Contact List is displayed again If more changes are required repeat steps 1 through 3 otherwise press the CANCEL WX key to exit To delete an entry from the Contact List 1 From the Setup Menu select CONTACTS Rotate the CH ENTER knob to highlight a specific Contact Name and press the CH ENTER knob to see the EDIT and DELETE choices for the selected Contact Name and associated MMSI Choose DELETE Press and hold the CH ENTER knob to confirm your changes The Contact List will be displayed again If you need to delete more Contact Names repeat steps 1 through 2 otherwise press the CANCEL WX key to exit 52 53 LOCAL DISTANT You can set the receiver to LOCAL to eliminate noise as the LOCAL setting limits radio reception to strong signals only To set the receiver to Local Distant 1 From the Setup Menu select LOCAL DIST then choose LOCAL and press the CH ENTER knob to set the receiver to Local The LOCAL icon will appear on the LCD 2 Select LOCAL DIST from the Setup Menu list then choose DISTANT and press the CH ENTER knob to set the receiver to DISTANT CONTACTS SENSITVITY gt LOCAL DIST gt DISTANT CALL LOG LOCAL BACKLIGHT BACKLIGHT ADJUSTMENT You can adjust the backlight on the LCD to adapt to changing light conditions To adjust the backlight 1 From the Setup Menu select BACKLIGHT There are 8 levels of
81. tress call will be sent whether channel 70 is busy or not When a Distress call is sent the acoustic alert sounds as a continuous tone until acknowledgement is received or you cancel the Distress call 5 During the distress call sequence the radio simultaneously watches Channel 70 for a DSC acknowledgement and Channel 16 6 When the distress call is acknowledged the acoustic alert will stop and the radio will return to normal operation on Channel 16 with high transmit power set 7 If no acknowledgement is received the unit continues to transmit 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 the CANCEL WX key for two seconds In an emergency situation when there is no DSC response you should make manual MAYDAY distress calls between the automatic DSC calls as described in the next step 8 Make sure that the radio s transmit power is set to High by pressing the HI LOW MEM key if necessary 9 Press and hold the PTT key and speak slowly clearly and calmly into the microphone and communicate the following information MAYDAY MAYDAY MAYDAY This is name of your vessel spoken three times and your call sign or boat registration number spoken once Repeat MAYDAY and your ship s name spoken once Describe where you are providing latitude or longitude or by bearing true or magnetic state which and any information such as distance t
82. ufficient power is being supplied to the radio 12 Volts 7 Amps e The PTT key is operating correctly e The microphone or MIC jack are operating correctly e Change to another channel as some channels are for low power or are receive only e Press the HI LOW MEM key to select high power Correct any problems discovered LOW RECEIVER SENSITIVITY If your VHF255S either has low receiver sensitivity has difficulty receiving faint signals refer to the Installation section and make sure that e The antenna is connected correctly e The connection between the coaxial cable and the radio base station is correct and securely fastened Correct any problems discovered 72 73 3 YEAR LIMITED WARRANTY We warrant the original retail purchaser that products made by Humminbird have been manufactured free from defects in materials and workmanship This warranty for the VHF255S radio is effective for three years from the date of original retail purchase Humminbird products found to be defective and covered by this warranty will be replaced or repaired free of charge at Humminbird s option and returned to the customer freight prepaid Humminbird s sole responsibility under this warranty is limited to the repair or replacement of a product that has been deemed defective by Humminbird Humminbird is not responsible for charges connected with the removal of such product or reinstallation of replaced or repaired parts This warranty
83. under it press the 16 9 or CANCEL WX keys until you have left the submenus You will also exit the DSC Setup Submenu automatically by turning the unit off All changes are saved in EEPROM except for manually entered GPS data gt USER MMSI INPUT MMSI USER MMSI GROUP MMSI INPUT AGAIN INDIV REPLY f i DSC ENABLE HOLD ENTER HOLD ENTER POS REPLY USER MMSI ID 50000000 gt SAVE CANCEL 7 You can view your stored User MMSI at any time by selecting user MMSI from the DSC SETUP menu 66 67 DSC SETUP CREATE AND MANAGE GROUP MMSIS You can save up to three Group MMSI numbers and associated Group names Group MMSI numbers always begin with a zero 0 You will only enter the last 8 digits of the Group MMSI as the intial 0 is entered automatically To enter Group MMSls 1 From the DSC Setup Submenu select GROUP MMSI If existing Group Names and Group MMSls are stored they will be displayed If there are no existing names dashed lines will appear on the LCD instead 2 To enter a Group Name and MMSI into a blank line rotate the CH ENTER knob to select the first desired character A Z 1 9 space and back arrow lt for the name When the desired character is shown press the CH ENTER knob to select it continue to select characters for the Group Name in this way When the last digit is entered you will be automatically advanced to the first MMSI digit NOTE Some characters may be spaces turn the CH ENTER knob one c
84. us channel from Channel 9 press the 16 9 key twice and release To return to your previous channel from Channel 16 press and release the 16 9 key once 9 ADDING DELETING CHANNELS TO FROM MEMORY Your VHF255S can store any channel The stored channels are the ones scanned in the Memory Scan mode To add channels to memory 1 During normal operating mode use the Up or Down Channel keys on the microphone handset or the CH ENTER knob on the radio base station to select the desired channel 2 Press and hold the BAND SAVE key for 3 seconds The R icon will appear indicating that the current channel has been saved in memory Any number of channels can be saved as memory channels by repeating steps 1 and 2 To delete channels from memory 1 During Normal or Memory mode use the Up or Down Channel keys on the microphone handset or the CH ENTER knob on the radio base station to select the saved channel you wish to delete 2 Press and hold the BAND SAVE key for 3 seconds The selected channel will be deleted from memory and the 7 icon will disappear from the LCD 34 35 10 ACCESSING CHANNELS SAVED TO MEMORY Once channels have been saved you can easily access them using the following procedure Once in Memory mode only the channels saved to memory will be accessible using the Up or Down Channel keys on the microphone handset or the CH ENTER knob and the SCAN key on the radio base station To acces

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