Page 2 - TABLE OF CONTENTS
GX3500S Page 2 TABLE OF CONTENTS 1 GENERAL INFORMATION ...................................................................................... 4 2 PACKING LIST ........................................................................................................ 4 3 OPTIONS ...........................
Page 5 - SAFETY / WARNING INFORMATION; Antenna Installation:
Page 5 GX3500S 4 SAFETY / WARNING INFORMATION This radio is restricted to occupational use, work related operations only wherethe radio operator must have the knowledge to control the exposure conditionsof its passengers and bystanders by maintaining the minimum separation dis-tance of 0.6 m (2 feet...
Page 6 - FCC RADIO LICENSE INFORMATION; STATION LICENSE
GX3500S Page 6 5 FCC RADIO LICENSE INFORMATION Vertex Standard radios comply with the Federal Communication Commission(FCC) requirements that regulate the Maritime Radio Service. STATION LICENSE An FCC ship station license is no longer required for any vessel traveling inU.S. waters (except Hawaii) ...
Page 7 - FCC NOTICE; NOTICE
Page 7 GX3500S 6 FCC NOTICE NOTICE Unauthorized changes or modifications to this equipment may void com-pliance with FCC Rules. Any change or modification must be approvedin writing by Marine Division of Vertex Standard. NOTICE This equipment has been tested and found to comply with the limits for a...
Page 8 - GETTING STARTED; SELECTING AN ANTENNA
GX3500S Page 8 7 GETTING STARTED 7.1 ABOUT VHF RADIO The radio frequencies used in the VHF marine band lie between 156 and 158MHz with some shore stations available between 161 and 163 MHz. The ma-rine VHF band provides communications over distances that are essentially“line of sight” (VHF signals d...
Page 10 - INSTALLATION; LOCATION; ing due to the speaker magnet; ELECTRICAL CONNECTIONS; CAUTION; Figure 1. General Installation
GX3500S Page 10 8 INSTALLATION 8.1 LOCATION The radio can be mounted at any angle. Choose a mounting location that: • is far enough from any compass to avoid any deviation in compass read- ing due to the speaker magnet • provides accessibility to the front panel controls• allows connection to a powe...
Page 11 - Wire Color/Description
Page 11 GX3500S 2. Connect the red power wire to a 13.8 VDC ±20% power source. Connect the black power wire to a negative ground. 3. If an optional remote extension speaker is to be used, refer to next section for connections. 4. It is advisable to have a Certified Marine Technician check the power ...
Page 12 - CONNECTION OF GPS WITH NMEA OUTPUT; (DSC sentences to Standard Horizon Plotter for Position Polling); CHECKING GPS CONNECTIONS; After connections have been made between the
GX3500S Page 12 8.4 CONNECTION OF GPS WITH NMEA OUTPUT • The GPS must have the NMEA Output turned on and set to 4800 Baud inthe setup menu. If there is a selection for parity select none. • For further information on interfacing /setting up your GPS. Please contactthe manufacturer of the GPS receive...
Page 13 - CHANGING THE GPS TIME; Radio Setup
Page 13 GX3500S 8.6 CHANGING THE GPS TIME From the Factory the GX3500S shows GPS satellite time or UTC time. A time offset is needed to show the local time in your area. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appears. 2. Press the [ ENT ] key, then select “ Time S...
Page 14 - CHANGING THE TIME LOCATION
GX3500S Page 14 8.7 CHANGING THE TIME LOCATION You may select the time display between local time and UTC (time GPS sendsto radio). Time is displayed when GPS position (LAT/LON) is displayed by press-ing the [ F ] key followed by the [ 6 ( NAV )] key. 1. Press and hold down the [ CALL ( MENU )] key ...
Page 15 - CHANGING COG TO TRUE OR MAGNETIC
Page 15 GX3500S 8.8 CHANGING COG TO TRUE OR MAGNETIC Allows customizing the NAV data showing GPS Course Over Ground (COG).Factory default is True however following the steps below the COG can bechanged to Magnetic. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appears. 2...
Page 16 - OPTIONAL MMB-84 FLUSH MOUNT INSTALLATION; plate to find the mounting location.; Figure 2. MMB-84 Flush Mount Installation; Bracket
GX3500S Page 16 8.9 OPTIONAL MMB-84 FLUSH MOUNT INSTALLATION 1. To assist in flush mounting, a template has been included. Use this tem- plate to find the mounting location. 2. Use the template to mark the location where the rectangular hole is to be cut. Confirm the space behind the dash or panel i...
Page 17 - OPTIONAL ENHANCED RAM+ SECOND STATION MIC INSTALLATION; RAM MIC CONNECTOR; RAM+ or External Speaker Selection
Page 17 GX3500S 8.10 OPTIONAL ENHANCED RAM+ SECOND STATION MIC INSTALLATION The GX3500S is capable of using up to 2 Enhanced RAM+ mics to remotely control the Radio, DSC and PA/Fog functions. In addition the GX3500S can operate as a full function intercom system. With 2 RAM+ mics connected the GX350...
Page 18 - CONTROLS AND INDICATORS; Secondary use
GX3500S Page 18 9 CONTROLS AND INDICATORS NOTE This section defines each control of the transceiver. See Figure 4 forlocation of controls. For detailed operating instructions refer to section“ 10 BASIC OPERATION .” VOLUME CONTROL ( VOL ) Adjusting this control clockwise, increases the audio volume l...
Page 19 - Figure 4. Controls and Connectors
Page 19 GX3500S Figure 4. Controls and Connectors DISTRESS PULL OPEN -/* JKL
Page 24 - 0 BASIC OPERATION
GX3500S Page 24 10 BASIC OPERATION 10.1 RECEPTION 1. After the transceiver has been installed, ensure that the power supply and antenna are properly connected. 2. Press and hold the [ PWR ] key until the radio turns on. 3. Turn the SQL knob fully counterclockwise. This state is known as “squelch off...
Page 25 - NOAA WEATHER CHANNELS
Page 25 GX3500S 10.3 TRANSMIT TIME - OUT TIMER (TOT) When the PTT switch on the microphone is held down, transmit time is limited to 5 minutes. This limits unintentional transmissions due to a stuck microphone.About 10 seconds before automatic transmitter shutdown, a warning beep will beheard from t...
Page 28 - MAKING TELEPHONE CALLS; Public
GX3500S Page 28 10.9 MAKING TELEPHONE CALLS To make a radiotelephone call, use a channel designated for this purpose, Thefastest way to learn which channels are used for radiotelephone traffic is to askat a local marina. Channels available for such traffic are designated Public Correspondence channe...
Page 31 - NAVIGATION INDICATION
Page 31 GX3500S 10.13.1 Operating the PA HAIL mode 1. Press the [ F ] key followed by the [ 8 ( PA )] key to acti- vate the PA HAIL mode. 2. Press the PTT switch to speak through the HAIL/PA speaker.Rotate the CHANNEL selector knob to control the AF output level. The AF output level can be set from0...
Page 33 - NOTE
Page 33 GX3500S 10.16.1 Communication 1. Press the [ F ] key followed by the [ 5 ( IC )] key, the mode is changed to “INTERCOM” mode. 2. If your GX3500S is equipped two RAM+ Mic’s, se- lect the companion you wish to communicate (RAM1,RAM2, or ALL) with the CHANNEL selector knob, then press the [ ENT...
Page 34 - SCRM Code
GX3500S Page 34 10.17 VOICE SCRAMBLER If privacy of communications is desired, a CVS2500 voice scrambler (VS) can be installed in the transceiver. Contact your Dealer to have a CVS2500 installed. 1. Press the [ F ] key followed by the [ 7 ( SCRM )] key, the voice scrambler is activated. “ VS ” will ...
Page 35 - MEMO
Page 36 - 1 DIGITAL SELECTIVE CALLING
GX3500S Page 36 11 DIGITAL SELECTIVE CALLING 11.1 GENERAL WARNING This radio is designed to generate a digital maritime distress and safetycall 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 marine ...
Page 38 - DSC DISTRESS CALL
GX3500S Page 38 11.3 DSC DISTRESS CALL The GX3500S is capable of transmitting and receiving DSC Distress messages to all DSC radios. The GX3500S may be connected to a GPS to also transmit the Latitude, Longitude of the vessel. 11.3.1 Transmitting a DSC Distress Call NOTE To be able to transmit a DSC...
Page 42 - INDIVIDUAL CALL
GX3500S Page 42 11.5 INDIVIDUAL CALL This feature allows the GX3500S to contact another vessel with a DSC VHF radio and automatically switch the receiving radio to a desired communicationschannel. This feature is similar to calling a vessel on CH16 and requesting togo to another channel (switching t...
Page 46 - Manual
GX3500S Page 46 Manual Calling You may enter an MMSI number manually to contact without the Setting up theIndividual Directory. 1. Press the [ CALL ( MENU )] key. The “ DSC Operation ” menu will appear. 2. Turn the CHANNEL selector knob to select “ Indi- vidual .” (To cancel, select “ Exit ” with th...
Page 47 - Setting Up the Call Waiting Function
Page 47 GX3500S 11.5.5 Receiving an Individual Call When receiving an individual call, an acknowledgment must be sent back to thecalling station. The GX3500S default setting is Automatic, but has a selection that allows you to manually send a reply before the radio will switch to the re-quested call...
Page 48 - Example
GX3500S Page 48 11.6 GROUP CALL This feature allows the user to contact a group of specific vessels (examplemembers of a yacht club) using DSC radios with Group call function to auto-matically switch to a desired channel for voice communications. 11.6.1 Setting up a Group Call For this function to o...
Page 49 - Pre-Programmable Calling; DSC Operation
Page 49 GX3500S number entry. 10. Enter the MMSI number by the keypad. If a mistake was made entering in the number, press the [ CLR ] key to delete the wrong character. 11. To enter the desired number and move one space to the right press the [ ENT ] key. Repeat procedure until all nine spaces of M...
Page 50 - Manual Calling
GX3500S Page 50 Manual Calling You may enter an MMSI number manually to contact without the Setting up theGroup call number. 1. Press the [ CALL ( MENU )] key. The “ DSC Operation ” menu will appear. 2. Turn the CHANNEL selector knob to select “ Group .” (To cancel, select “ Exit ” with the CHANNEL ...
Page 52 - POSITION REQUEST
GX3500S Page 52 11.7 POSITION REQUEST Advancements in DSC have made it possible to poll the location of anothervessel and show the position of that vessel on the display of the GX3500S . Standard Horizon has taken this feature one step further, if any Standard Hori-zon GPS is connected to the GX3500...
Page 53 - Transmitting a Position Request to Another Vessel; Pre-Programmable Request
Page 53 GX3500S The GX3500S has the capability to turn off the Position Request ringer. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appear. 2. Turn the CHANNEL selector knob to select “ DSC Setup ” menu. 3. Press the [ ENT ] key, then select “ DSC Beep ” with the CHANN...
Page 54 - Manual Request
GX3500S Page 54 NOTE If the GX3500S does not receive position data from the polled vessel, the LCD will show “NO POSITION DATA.” Manual Request You may enter an MMSI number manually to contact without the Setting up theIndividual / Position Call Directory. 1. Press the [ CALL ( MENU )] key. The “ DS...
Page 57 - Transmitting a DSC Position Send Call
Page 57 GX3500S 11.8.2 Transmitting a DSC Position Send Call Pre-Programmable Calling 1. Press the [ CALL ( MENU )] key. The “ DSC Operation ” menu will appear in the display. 2. Turn the CHANNEL selector knob to select the “ POS Send .” 3. Press the [ ENT ] key to select the Individual directory. 4...
Page 58 - Receiving a DSC Position Send Call; When another vessel transmits their vessels location to the
GX3500S Page 58 11.8.3 Receiving a DSC Position Send Call When another vessel transmits their vessels location to the GX3500S the fol- lowing will happen: 1. A ringing sound will be produced when the call is received.2. Press the [ 16/9 ] key to stop ringing 3. The position from the vessel sending i...
Page 59 - MANUAL INPUTTING OF THE GPS LOCATION
Page 59 GX3500S 11.9 MANUAL INPUTTING OF THE GPS LOCATION ( LAT/LON ) You may send the Latitude/Longitude of your vessel manually even if the GX3500S is not connected the GPS receiver unit. After the position is entered, transmitting a DSC Distress, Position Request, orPosition Send will contain the...
Page 60 - 2 RADIO SETUP
GX3500S Page 60 12 RADIO SETUP NOTE The optional RAM+ MIC CMP25 can also change the RADIO SETUPmenu. Refer to page 74 for details. 12.1 LCD CONTRAST This selection sets up the display for best viewabilty for the varying mountinglocations (overhead or below). 1. Press and hold down the [ CALL ( MENU ...
Page 63 - PRIORITY CHANNEL SET
Page 63 GX3500S 12.5 PRIORITY CHANNEL SET Allows selection of the priority channel. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appears. 2. Press the [ ENT ] key, then select “ Priority CH ” in the “ Radio Setup ” menu with the CHANNEL selector knob. 3. Press the [ ENT...
Page 64 - SCAN RESUME TIME
GX3500S Page 64 12.7 SCAN RESUME TIME This selection is used to select the time the GX3500S waits after a transmis- sion ends before starting scanning. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appears. 2. Press the [ ENT ] key, then select “ SCAN Resume ” in the “ R...
Page 67 - Unit Name
Page 67 GX3500S 12.11 NAMING THE RADIO OR RAM+ STATIONS This selection allows you to provide the name to the radio and optional RAM+Mic’s when connected. 1. Press and hold down the [ CALL ( MENU )] key until “ Radio Setup ” menu appears. 2. Press the [ ENT ] key, then select “ Unit Name ” in the “ R...
Page 68 - FOG ALERT TONE FREQUENCY; ” in the; ” menu with the
GX3500S Page 68 12.12 FOG ALERT TONE FREQUENCY This selection allows you to select the Alert Tone Frequency for the PA/FOGOperation. Available selections are “200 Hz” through “850 Hz” in 50 Hz steps.The default Alert Tone Frequency is 400 Hz. 1. Press and hold down the [ CALL ( MENU )] key until “ R...
Page 69 - 3 ENHANCED RAM+ MIC OPERATION; When the RAM+ microphone is connected to the
Page 69 GX3500S 13 ENHANCED RAM+ MIC OPERATION When the RAM+ microphone is connected to the GX3500S , most VHF, DSC, setup menus and PA modes can be remotely operated. The RAM+ Mic sup-plied with 23 feet (7 m) of routing cable and can be extended up to 70 feet (21m) using three 23 feet extension cab...
Page 72 - INTERCOM OPERATION
GX3500S Page 72 RECEIVED ACK: acknowledgment signal is received.RECEIVED RLY: relay signal is received from another vessel or coast station. 8. To cancel the DSC distress alarm signal from the speaker, press any key. 13.2 INTERCOM OPERATION 13.2.1 Communication 1. Press and hold the [ DW ] key while...
Page 75 - 4 MAINTENANCE; REPLACEMENT PARTS; Commonly requested parts, and their part numbers are listed below.; FACTORY SERVICE
Page 75 GX3500S 14 MAINTENANCE The inherent quality of the solid-state components used in this transceiver willprovide many years of continuous use. Taking the following precautions will pre-vent damage to the transceiver. • Keep the microphone connected or the jack covered at all times to preventco...
Page 76 - TROUBLESHOOTING CHART
GX3500S Page 76 SYMPTOM Tr a n s c e i v e r f a i l s t opower up. Transceiver blows fusew h e n c o n n e c t e d t opower supply. P o p p i n g o r w h i n i n gnoise from the speakerwhile engine runs. Sound is not emittedfrom the internal or ex-ternal speaker. Receiving station re-p o r t l o w ...
Page 77 - CHANNEL ASSIGNMENTS
Page 77 GX3500S 15. CHANNEL ASSIGNMENTS Tables on the following columns list the VHF Marine Channel assignments forU.S.A. and International use. Below are listed some data about the charts. 1. VTS. Where indicated, these channels are part of the U.S. Coast Guard’s V essel T raffic S ystem. 2. Alpha ...
Page 78 - Marine vessels equipped with VHF radios are required to monitor
GX3500S Page 78 6. Marine vessels equipped with VHF radios are required to monitor Channel 16 . VHF MARINE CHANNEL CHART CH U C I S/D TX RX CHANNEL USE 01 X X D 156.050 160.650 Public Correspondence (Marine Operator) 01A X S 156.050 Port Operation and Commercial.VTS in selected areas 02 X X D 156.10...
Page 85 - ON-LINE WARRANTY REGISTRATION; Please visit
Page 85 GX3500S ONLY PRODUCTS SOLD ON OR AFTER JANUARY 1, 1991 ARE COVEREDUNDER THE TERMS OF THIS LIMITED WARRANTY. ON-LINE WARRANTY REGISTRATION THANK YOU for buying Marine Division of Vertex Standard products!We are confident your new radio will serve your needs for many years! Please visit www.st...
Page 86 - 7 SPECIFICATIONS
GX3500S Page 86 17 SPECIFICATIONS Performance specifications are nominal, unless otherwise indicated, and aresubject to change without notice. 17.1 GENERAL Channels ............................................................. All USA, International and CanadianInput Voltage ...........................
Page 87 - FOG HORN TIMING CHART
Page 87 GX3500S 18 APPENDIX FOG HORN TIMING CHART The fog horn function sounds a horn repeatedly until the function is turned off. TYPE PATTERN USAGE 120s Listen Back 5s 5s 2s 2s 120s Listen Back 1s 1s 1s 1s 2s 2s 2s 2s 120s Listen Back 1s 1s 1s 1s 1s 1s 2s 2s 2s 2s 2s 2s 120s Listen Back 60s Listen...
Page 88 - Marine Division of VERTEX STANDARD; US Headquarters
GX3500S Page 88 Copyright 2004VERTEX STANDARD CO., LTD.All rights reserved. No portion of this manualmay be reproducedwithout the permission ofVERTEX STANDARD CO., LTD. 0410p-0Y Marine Division of VERTEX STANDARD US Headquarters 10900 Walker Street, Cypress, CA 90630, U.S.A. www.standardhorizon.com ...
