Furuno GR-80 Operator's Manual

Dgps beacon receiver

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DGPS BEACON RECEIVER

GR-80
MODEL

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Summary of Contents for Furuno GR-80

  • Page 1: Dgps Beacon Receiver

    Back DGPS BEACON RECEIVER GR-80 MODEL...
  • Page 3 SAFETY INSTRUCTIONS WARNING Do not open the equipment. Hazardous voltage which can cause electrical shock, burn or serious injury exists inside the equipment. Do not work inside the equipment unless familiar with electrical circuits. CAUTION Position should always be checked against other sources to confirm reliability.
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  • Page 5: Table Of Contents

    GPS receiver, resulting in dif- ferentially correction position data with bet- ter than 10 meter accuracy. The GR-80 may be controlled from the front panel, or remotely via the serial I/O port. The I/O protocol is NMEA 0183. Output...
  • Page 6: Specifications

    SPECIFICATIONS Performance Frequency range 283.5 – 325.0 kHz Freq. resolution 0.5 kHz Receiver Single superhetero- dyne IF frequency 455 kHz Input sensitivity 6 dB V (MSK rate 100 bps, 10 Data Processing Modulation Data coding Dual Costas loop MSK rate 25, 50, 100, 200 bps (auto or manual, selectable)
  • Page 7: System Configuration

    SYSTEM CONFIGURATION Whip Antenna ANTENNA COUPLER GPS Antenna Unit FURUNO DGPS BEACON RECEIVER GR-80 LOCK GPS Navigator RECEIVER (GPS Plotter) FREQ MENU RESET RECTIFIER PR-62 Ship's Mains 100/110/200/220 VAC 12/24 VDC...
  • Page 8: How Dgps Works

    The radio beacons broadcast in the fre- quency range of 283.5–325 kHz and have a transmitting range from 40 nm to 300 nm depending on radio beacon. GPS satellite Corrected data DGPS Beacon receiver (GR-80) Figure 1 DGPS concept receiver...
  • Page 9: Installation

    Figure 3 How to tape the antenna cable Connection of RG-10UY cable Use the Antenna Cable Set (option) to con- nect the RG-10UY cable. *TNC-SA-JJ *Cable Assy. CAUTION Ground the equipment to prevent loss of sensitivity. *Cable Assy. *N-P-7 GR-80 RG-10UY *: Antenna Cable Set parts...
  • Page 10: Receiver Installation

    I/O input cable The 7-pin DATA connector connects the GPS navigator. A signal cable is supplied with the navigator; attach the connector (FM14-7P) supplied with the GR-80 to the cable. For no signal cable the following cables are optionally available: Gasket...
  • Page 11: Interface Format

    Pin arrangement on the DATA connector is shown below. For connection at the GPS navigator, see its manual. For RS-232C Pin# Signal Description Output data No connection Input data No connection * Nav Data RX-H (current loop) * Nav Data RX-C (current loop) Ground...
  • Page 12: Initial Settings

    AREA 1: USA, Canada, Bermuda, Brazil AREA 2: Europe AREA 3: Australia, Japan, Korea 14.Press the [ENT] key. 15.Press the [MENU] key to close the menu. GR-80 Output signal Signal level: RS-232C or RS-422 RTCM ver. no.: 2.01 Byte format: 8-6 or 8-8...
  • Page 13: Operation

    MENU Arrow keys Scroll the display. FREQ/STN key Displays receive frequency or reference station with each pressing. MENU key Opens/closes the menu. Figure 8 Front panel of GR-80 LOCK LED Lights when signal from beacon station is received. LOCK RESET...
  • Page 14: Menu Operation

    Menu Operation Most functions are carried out through menus and there are two sets of menus, nor- mal operation menu and option mode menu. Normal operation menu The normal operation menu mostly contains items used in everyday operations such as dimmer and contrast level adjustment.
  • Page 15: Adjusting Brilliance, Contrast

    Adjusting Brilliance, Contrast The brilliance and contrast of the LCD can be adjusted as follows: 1. Press the [MENU] key. 2. Press [ ] or [ ] to display "SET DIM- MER?" 3. Press the [ENT] key. 4. Press [ ] or [ ] to select level desired. Four levels are available.
  • Page 16: Displaying Position

    Figure 11 Sample signal strength and S/N ratio displays 4. Press the [MENU] key. Remote Control The GR-80 can be controlled remotely via the serial I/O port by the GPS receiver con- nected. 1. Press the [MENU] key. 2. Press [ ] or [ ] to display "SET RE- MOTE?"...
  • Page 17: Troubleshooting

    TROUBLESHOOTING Troubleshooting Table The table which follows will help the user with diagnosing operational problems. • . y l • • . t n • • • • . t c • a t l • • . y l •...
  • Page 18: Diagnostic Test

    Diagnostic Test The diagnostic test checks the circuit board and keys for proper operation. To conduct the diagnostic test; 1. Press [RESET] while pressing and hold- ing down [MENU]. Release [MENU] when the display shows "SELF TEST?" 2. Press the [ENT] key to start the test. The test proceeds in the sequence shown in the figure below.
  • Page 19: Dgps Reference Stations

    ROCK ISLAND SAGINAW BAY SALLISAW SANDY HOOK SAVANNAH SEUL CHOIX PT ST LOUIS ST PAUL STURGEON BAY UPOLU PT UPPER KEWEENAW Name in GR-80 Freq. (kHz) Latitude ALEXANDRIA 305 N38.45 ANNETTE.IS 323 N55.04 APPLETON 300 N45.47 ARANSAS 304 N27.50 BARBERS.PT 325 N21.18...
  • Page 20 RIVIERE DU LOUP SANDSPIT SOMBRA ST JEAN SUR RICHELIEU TRIPLE ISLAND TROIS RIVIERES WATROUS WESTERN HEAD WIARTON WINNIPEG ST.DAVIDS HEAD Name in GR-80 Freq. (kHz) Latitude VICKSBURG 313 N32.20 WHIDBEY.IS 302 N48.19 WHITEFISH 318 N46.46 WHITNEY 310 N42.44 WILDWOOD 301 N38.57 WISCONSIN 296 N46.43...
  • Page 21 FAERDER FRUHOLMEN HALTEN LISTA SKLINNA SKOMVAER SVINOEY TORSVAAG TORUNGEN UTSIRA UTVAER VARDOE DZIWNOW ROZEWIE Name in GR-80 Freq. (kHz) Latitude OOSTENDE 311.5 N51.14 BLAAVANDS 296.5 N55.34 HAMMERODDE 289 N55.18 SKAGEN 298.5 N57.44 RISTNA LT 307 N58.56 MANTYLUOTO 298 N61.36 OUTOKUMPU 293.5 N62.41...
  • Page 22 AL BANDAR MINA AL AHMADI ADU DHABI RAS AL KHAIMAH ALEXANDRIA MERSA MATROH PORT SAID QUSEIR RAS GHARIB RAS UMM SID Name in GR-80 Freq. (kHz) Latitude 284.5 N38.44 PALOS 313.5 N37.38 FINISTERRE 289 N42.53 GATA 298.5 N36.43 PENAS 297 N43.39 SALOU 289 N41.03...
  • Page 23 Area 3: Japan, Korea,S.America,Russia, China, Singapore Location Name in GR-80 ABASHIRI ABASIRI DAIOZAKI DAIOZAKI ESAKI ESAKI GESASHI GESASI HAMADA HAMADA HACHIJOJIMA HATIJO HEKURAJIMA HEKURAJIMA INUBOZAKI INUBOZAKI KINKAZAN KINKAZAN KUSHIROZAKI KUSIROZAKI MATUMAE MATUMAE MIYAKOZIMA MIYAKOSIMA MUROTO MISAKI MUROTO NAGOYA NAGOYA TOKARA NAKANOSHIMA...
  • Page 24 Area 3: Japan, Korea, S.America,Russia, China, Singapore (continued) Location Name in GR-80 AFRICA AFRICA ALEVINA ALEVINA ANAPSKY ANAPSKY ANDREA ANDREA ASTRAHNASKY ASTRAHNASK BALTIYSK BALTIYSK BEGICHEV BEGICHEV CAMENKA CAMENCA CANIN NOSE CANIN NOSE CARAGINSKY CARAGINSKY CORSAKOVSKY CORSAKOVSK COTELNY COTELNY CRUTOGOROVA CRUTOGOROV...
  • Page 25: Equipment Lists

    EQUIPMENT LISTS Standard equipment l l a i t a s t r Installation materials Spare parts Option i f i i t a...
  • Page 26: Connectable Furuno Equipment

    CONNECTABLE FURUNO EQUIPMENT . r e – – – –...
  • Page 27: Remedy For The Interference Toa Vhf Radiotelephone

    REMEDY FOR THE INTERFERENCE TO A VHF RADIOTELEPHONE If a VHF radiotelephone is interfered by signal from the data cable between GPS receiver and the GR-80, follow the procedure shown below. Procedure 1. The screen of the data cable is grounded effectively.
  • Page 28 GR-80 DATA Connector Solder the shield to pin No.7. 2. Add an EMI core, TRCN-40-27-15 (Code No. 000-113-798) as shown in the figure below. GR-80 DATA Connector Fuse Power line GP-30 DATA Cable When connecting with GP-30 EMI core on the cable...
  • Page 29: Taping Whip Antenna

    TAPING WHIP ANTENNA After inserting the whip antenna to the antenna base, tape the antenna base and whip antenna with self-vulcanizing tape and vinyl tape to reinforce the whip antenna. 1. Wrap the antenna junction point with butyl 15 tape or the equivalent. How to wrap 1) Pull the tape to be about two times in length and wind it up, overlapping by 1/2 the width of the tape.
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  • Page 36 Nishinomiya, 662-8580, JAPAN Telephone : +81-(0)798-65-2111 : +81-(0)798-65-4200 All rights reserved. Printed in Japan Pub. No. OME-43830-H1 (YOSH ) GR-80 The paper used in this manual is elemental chlorine free. ・FURUNO Authorized Distributor/Dealer A : APR H1 : SEP . 07, 2004...

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