Furuno FCV-780/782 User's Manual
Contents
1. AP 1 SCHEMATIC DIAGRAM 5 1 vi 1 FURUNO FCV 780 782 OWNERS Congratulation on your choice of the FURUNO FCV 780 series ColorVideo Sounder For over 40 years Furuno Electric company has enjoyed an enviable reputation for quality and reliability throughout the world This dedication to excellence is furthered by our extensive global network of agents and dealers The FCV 780 series is designed and constructed to give the users many years of trouble free operation However to obtain optimum performance from this unit you should carefully read and follow the recommended procedures for installation operation and maintenance No machine can perform to the atmost of its ability unless it is installed and maintained properly There are two models in this series FCV 780 Monitor display for external echo sounder 782 2kW 3kW dual frequency color video sounder Thank you for considering and purchasing Furuno equipment FEATURES 1 8 or 16 color presentation including background shows detailed information on fish density and the nature of the bottom on a medium resolution 14 diagonal CRT Selectable background color lessens eye fatigue in both daytime and nighttime operations 2 Six basic ranges are operator reprogramable to suit individual fishing grounds and fishing methods 3 Pulse lengths interlock2. 6 NOTE Do not turn the CLUTTER control excessively clock wise otherwise weak echoes be eliminated Nor 2 8 mally it is recommended to set at I to 4 position 10 CLUTTER Clutter off Clutter on Eliminating Inter When interference from other acoustic equipment operat ference ing nearby or other electric equipment can be seen on the screen use the noise limiter function which can be set on the menu screen See page 16 Interference from Interference from nearby echo sounder other electric devices Measuring Depth to a Move VRM marker onto a fish school with the Fish School keys and the depth to the fish school is digitally read out at the right hand side on the marker Detecting Fish The alarm function enables you to aurally detect a fish School or Seabed school or seabed appearing in a predetermined zone Aurally through the loudspeaker Two types of alarm are incor porated 10 Move with the keys and change length with keys Detecting Water Temper ature Aurally Storing Recalling Picture 1 Fish Alarm FA Only fish echoes can trigger the alarm the echoes below the seabed contour are ignored 2 Bottom Alarm BA Only the seabed contour can trigger the alarm Operating Procedure 1 Select the fish alarm FA or bottom alarm BA on the system menu screen See page 30 2 Turn off the unit once and turn it on again 3 Pr
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5. 3KW 2KW Connect jumper for 2KW 3KW 2KW Note 1 Use gilded wires for jumper connection The maximum height of the jumper wire should be less than 3mm from the board surface 2 Jumper position of JP6 should be as follows with respect to transducer type KW XDR 28F 24H 50 2 68F 30H 88B 126H DOOB DH Lm unu m 2 e 3 Change the transducer type sticker provided on top of transducer jack on the rear panel of the display unit Cut out the correct type from the following transducer lists and affix it by using film sheet supplied as installation material 28 18 28F 24H 50 12 50B 24H 68F 30H 88B 10 88B 126H 200B 8 8B 200B 8N 200B 12H 4 The output power is set to 2kW at the factory until December 1990 production and to 3kW from January 1991 production 42 13 SPECIFICATIONS 1 Display 2 Echo Color 3 Presentation Mode 4 A Scope Presentation 5 Basic Display Range 6 Zoom Range Bottom Lock Expansion Range 14 diagonal medium resolution CRT 16 colors depending on echo intensity 8 color presentation is also available The background color is selectable from blue dark blue and black NORM Normal Single or dual frequency Normal Zoom Normal Mix BL BD Normal BL BD BL BD Bottom locked and bottom discrimination picture Provided on the right 1 3 of the screen 1 Display start depth can be shifted in 1m FT FA P B steps up to 2
6. 9 Eliminating eis i ora es 9 Eliminating Low Level Noise esee pt dte fee decal 9 Eliminating ssa oan 10 Measuring Depth to a Fish School eerte eta rennen cot cepa iM 10 Detecting a Fish School or Seabed 2 222 2 2 000 00 0000000 0000000000022 10 Detecting Water Temperature 22 11 Storitig Hecalling eve RR E aei eus 11 Eliminating Low intensity Echoes iR prac eas bane Pala Va ped guod ea 12 Selecting A Scope Presentation tulo rM ut cu b UE eder oM dae 12 6 ON SCREEN INDICA TORS 13 Z MENUSCHEEN SETTING dino EROR Loa 15 di bud 15 Mona Item uo oett onov co is apnea env pane taeda 16 Limiter Level e el oi o es vs isan da eve 16 stt dee ML TE 16 Signal Level Echo Efase oo n ino i o ct SH AMA UU DER gia 16 a MERIT 16 MNT T TT 16 Zoom Range escent
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8. unt Net Mark Key Setting 70123 wA LIS ds oe Eon ADVANCE AS BRILL SIG LEV ALARM x VRM Depth Alarm Zone Marker Zoom Range Marker Bottom Lock Expan sion Range Marker Zoom Depth Scale Ship s Speed Water Temp Depth Normal Bottom Lock Bottom Discrimination Picture Advance Speed Shift Color Bar Minute Mark Depth Scale Bottom Lock Expansion Range Bottom Lock Scale Expansion Range Marker Bottom Discrimination Range Scale Depth 13 A Scope Normal Bottom Lock Bottom Discrimination Color Bar Minute Marker Water Depth wq m am met m nam tate ret 4 4 Gives reference of color gradation reddish brown for the strongest echo to blue for the weakest echo return One complete minute is shown with 30 sec horizontal bar and 30sec blank space By observing the number of minute marks on the screen you can determine the amount of history being displayed on the screen This indicator shows the depth from the transducer to the seabed The unit is capable of reading depths beginning from 1m below the transducer This minimum depth is necessary to prevent locking onto the surface turbulence rather than the bottom In order to obtain depth readout the bottom must be displayed on the screen Correct depth readout is displayed even when the picture advance rate is set to 0 14
9. 44 COMPLETE SET Remarks 2 Accessories 04200 _ 1set 000 04 52 _ Materials CP02 04800 000 014 720 For FCV 782 Spare Parts SP02 02800 000 024 735 ACCESSORIES Hood 10 044 0032 1 3 Cover 10 044 0031 1 1 Connector 000 506 703 Connector 000 508 663 Connector 000 508 676 7 Copper Strap WEA 1004 0 500 3 10 040 6 Comedor FM M3P 1 004511405 SPARE PARTS FGB7A ACI25V 3 000 549 013 45 2kW TRANSDUCER AND TANK OPTION Hull Bottom Installation Frequency Transducer um Thru hull Pipe Code No Code No 28 50 28 18 Steel T 634 TFB 7000 2 000 015 810 000 015 209 FRP T 634 F TRB 1100 2 000 015 053 000 015 811 000 015 218 28 88 Steel T 636 TFB 7000 2 000 015 004 000 015 813 000 015 209 88B 10 000 015 025 RP T 636 F TRB 1100 2 000 015 814 000 015 218 28 200 Steel T 638 TFB 7000 2 000 015 818 000 015 209 RP T 638 F TRB 1100 2 000 015 819 000 015 218 50 88 Steel T 643 TFB 7000 2 50 200 RP T 645 F TRB 1100 2 000 015 032 000 015 827 000 015 218 68 200 Steel T 647 TFB 7000 2 000 015 073 000 015 831 000 015 209 Tm PE RP T 647 F TRB 1100 2 000 015 832 000 015 218 88 200 88B 10 Steel T 649 TFB 7000 2 000 015 025 000 01
10. 7 UF DUAL hF 3 4 s 2 5 200M 1 6 C MIX MODE POWER REDUCTION Switch off the power when pressed simultaneously with the PWR key Changes the start depth of the picture These are also used to change the menu settings Moves the variable range marker VRM These are also used to change the menu Settings Selects picture advance speed Adjusts screen brilliance Eliminates low intensity echoes in four steps for 8 color presentation or eight steps for 16 color presentation up to yellow color echoes cu ORE ically when the storage is completed Displays bottom lock bottom discrimination picture in the left or lower half of the screen RECALL Recalls stored picture ua TVG Time varied gain which adjusts picture sensitivity with respect to depth of echoes CLUTTER Rejects noise appearing over the screen due to water contamination etc DEGAUSS Restores proper color 4 PICTURE PAGE The FCV 780 782 produce the following pictures and you may display one of them at any time you wish with the 5 and BL BD keys NORMAL PICTURE MEM The normal echo sounder picture is displayed as selected 34 35 06N B ERA with the MODE switch 135 46 47 BOTTOM LOCK BOTTOM DISCRIMINATION PICTURE BL BD KEY In addition to the normal picture on the right or upper half of the screen th
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13. 015 073 200 12 000 015 069 88 200 88 126 Steel T 685 TFB 7000 2 000 015 068 000 015 855 000 015 209 200B 12H FRP T 685 F TRB 1100 2 000 015 069 000 015 856 000 015 218 APPENDIX 1 SCREEN DIVISION The display screen is divided as follows depending on the settings of the MODE switch BL BD key and the system menue Hor or 1 Horizontal Division MODE E or DUAL ZOOM MIX OFF LO HI ON EN When scope is ON OFF LO HI A A A A ON A A A eV LO Low Frequency High Frequency BD Bottom Lock Bottom Discrimination 2 Vertical Division MODE REESE or DUAL ZOOM B d B L B D B When A scope is ON LO HI A LO HI LO LO LO MIX LO MIX A gt Low Frequency High Frequency Bottom Lock Bottom Discrimination _2 21 ami Smp ws EE Bee AV 19510 S 3L Bf 68L 08L7 94 371114 9 084 434 0081 24 Z 081 424 310N 00281 24 LE HEX 32 05 1 5 4 52 5 gt 4 52 67
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16. FURUNO OPERATOR S MANUAL COLOR VIDEO SOUNDER move FCV 780 782 FURUNO ELECTRIC CO LTD NISHINOMIYA JAPAN FURUNO ELECTRIC CO LTD 9 52 Ashihara cho Nishinomiya Japan 662 Telephone 0798 65 2111 Telefax 0798 65 4200 6111 All rights reserved Printed in Japan PUB No OME 23290 CETMI FCV 780 782 Your Local Agent Dealer Initial SEP 1990 M DEC 18 1936 MAE E 000802279 0 N SAFETY INSTRUCTIONS DANGER WARNING and CAUTION notices appear throughout this manual It is the responsibility of the operator of the equipment to read understand and follow these no tices If you have any questions regarding these safety instructions please contact a FURUNO agent or dealer This notice indicates a potentially hazardous situation which if not D avoided will result in death or serious injury This notice indicates a potentially hazardous situation which if not WAR 5 avoided could result in death or serious injury This notice indicates apotentially hazardous situation which if not CA U avoided could result in minor or moderate injury or property damage Do not open cover of the equipment This equipment uses high voltage electricity which can shock burn or cause death Only qualified personnel should work inside the equipment Do not dissasemble or modify the equipment Fire electrical shock o
17. in 11 steps 0 10 Normally the highest rate 10 is used fac tory setting However when the receiver gain seems to be low reduce the rate to 0 4 the transmission pulselength increases resulting in improvement of receiver sensitivity In case the second reflection echoes of seabed of the last transmission appears between the sea surface and the seabed in shallow water it is also recommended to reduce the rate The S demotes the ship s speed dependent mode where the transmission rates changes automatically according to the ship s speed set to 10 Transmission Rate times minute PL PL PL 5 4 5 4 Short Mid Long 2 5 20 5 600 400 200 40 400 25 Display End Depth m 0 to 20 21 to 40 400 250 150 200 41 to 80 300 150 90 15 150 81 to 200 200 100 50 10 100 210 to 400 100 60 30 6 60 401 to 640 40 20 4 40 641 or greater 52 NOTE 1 1 45000 Display depth x 1 2 2 45000 displat end depth x 1 2 x 0 7 3 45000 display end depth x 1 2 0 35 2 4 Pulse length at Mid 17 Advantage of ship s speed dependent mode NOTE For the ship s speed dependent mode ship s speed information must be fed from the re external navigation equipment As you may be aware of a target is plotted wider horizontally when the ship s speed is low and tends to appear narrow when high because the time it takes for the ship to pass over the
18. overheating Handle the equipment carefully Rough handling can cause corrosion Do not use chemical cleaners to clean the equipment Chemical cleaners can remove paint and markings Table of Contents 1 WORD TO FURUNO FCV 780 782 OWNERS 1 FesturBS iiio ave A 1 2 2 S OPERATIONAL CONTROLS ONE STIR COR 3 1 PICTURE PAGE m 5 Normal PICIUEB accideret PERO DEO LUE 5 Bottom lock Bottom Discrimination Picture BL BD Key senem 5 A scope Picture A SCOPE Key 22220 esos sane 6 S BASIC OPERATION sa via va RR Cea SUO 7 PO WOR M H 7 Adi sting Fixe 7 Selecting Basic Rango nenn econ 7 Shifting 7 Selecting Presentation Mode 8 Adiusting 9 Picture Advance Speed
19. the life of the CRT The basic range may be selected with the RANGE switch from six ranges listed below The six ranges can be operator reprogrammed as explained on page 18 The range shift is to shift the start depth of the picture displayed on the screen with the SHIFT 19 keys If the key is kept pressed the step of shift accelates from 1m 10m 100m then to 1000m steps Picture Start Depth Selecting Presentation Six presentation modes are available and you may selects Mode one of them with the MODE switch 7 DUAL Z00M 2004 MIX PICTURE LF LF HF MODE ZOOM NORMAL NORMAL NORMAL NORMAL PICTURE HF pi NOTE While the MIX mode is selected the BL BD key is disabled How the MIX mode works The MIX mode compares echo intensity between low and high frequencies and displays echoes from tiny fish in discriminative colors This is performed by utilizing widely known characteristics that tiny fish return stronger echo against a high frequency rather than a low frequency How it actually works is shown below 1 If a high frequency echo is stronger than the corresponding echo on the low frequency the high frequency echo is displayed 2 If the low frequency echo is stronger than or equal to the high frequency echo it is less likely to be a tiny fish and therefore is displayed in blue 3 If the echoes on both frequencies have the intensity corresponding to reddish brow
20. 0 0006 1507 2 05 eg 9 52 55 71 gt s 23 0006 2 1 2 m s X 000 v Gs WC 4 VA me i 0006 21 2 2 BA 2 Am TGA 5 ERU 05 454 gt 1 gt nwo nazi 75 4207777 0005 31 gt 1 age Synchronizing Transmission With Other Echo Sounder To synchronize transmission with other echo counders make the wiring as follows 782 Ext Ext 5 x 7 GND External Echo Sounder i TEE I lt 16 1EXT KP The FCV 780 782 accept a positive KP with an amplitude of 5V thru 15V NOTE Since the FCV 780 782 are driven directly with the external KP connection to a sonar with a long KP length should be avoided The KP length should be less than 6ms and a ratio of KP length to repetition rate should be greater than 1 400 Connecting With Net Sonde Connection to the net sonde is made as follows VCTF 2X 0 75 SONDE MARKER 5 4 SONDE gt 8 l ae NE m 6 lt KP OUT e GND 11 Ly lt GND 7 EXT 4 V5 NET SONDE 780 782 NOTE If connected to either EXT L or EXT H the net sonde signal is displayed on both high and low frequency pictures To display only on one of the two pictures change the system menu setting Refer to page 28 DIP Switch Setting On M
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22. 000m 2 Operator can reprogram the basic range the shallowest range available is 5m and the deepest one 2000m 43 7 Automatic Bottom Tracking 8 Picture Advance Speed 9 Picture Recording 10 Noise Limiter 11 Alarm 12 Pulselength Repetition Rate 13 Built in Transceiver for FCV 782 14 Input Output Data CIF or NMEA For mat 15 Environmental Condi tion 16 Power Supply Display start depth is automatically shifted to display the bottom on the lower half of the screen Ship s speed dependent advance is available One page of picture can be stored and recalled at any time Rejects unwanted signals by comparing last and present echoes in strength Bottom or fish alarm In addition water temperature alarm is available when temperature data is fed in CIF or NMEA 183 data format Pulselength Automatically changes from 0 2 to 8 0ms according to display end depth and pulse repetition rate Manual change is also possible in 3 steps Repetition Rate Automatically changed according to display end depth Manual change 15 also possible in 11 steps Frequency Two frequencies from 28 50 68 88 and 200kHz Output Power 2kWrms or 3k Wrms Input Ship s position L L or LOP ship s speed water temperature Output Depth Temperature 0 C to 50 Humidity 95 or less 20 to 40VDC 150W For AC ship s mains optional rectifier RU 3423 is required
23. 5 833 000 015 209 200B 8B 000 015 834 000 015 218 000 015 821 000 015 209 RP T 643 F TRB 1100 2 000 015 822 000 015 218 T Steel T 645 TFB 7000 2 000 015 826 000 015 209 gs 11 46 3kW TRANSDUCER AND TANK OPTION Frequency Transducer kHz Code No 28 50 28F 24H 000 015 075 SOF 24H T 681 F TRB 1100 2 000 015 077 000 015 850 000 015 218 28 68 616 5000 000 015 843 000 015 701 28 24 2 pcs neces 000 015 075 RP TRB 1000 000 015 844 000 015 215 T 614 F 2 pcs neces 28 88 68 7000 2 000 015 068 000 015 852 000 015 218 683 7000 2 000 015 853 000 015 209 000 015 851 000 015 209 28 200 000 015 075 200B 12H RP T 683 F TRB 1100 2 000 015 069 000 015 854 000 015 218 Hull Bottom Installation Tank Thru hull Pipe Code No Steel T 681 TFB 7000 2 000 015 849 000 015 209 7 d C 45 FRP T 682 F TRB 1100 2 e mem 50 88 50 24 En TFB 7000 2 000 015 851 _ 000 015 209 FRP T 682 F TRB 1100 2 000 015 852 000 015 218 Steel T 683 TFB 7000 2 000 015 853 000 015 209 683 1100 2 000 015 854 000 015 218 Steel T 646 TFB 7000 2 000 015 829 000 015 209 RP T 646 F TRB 1100 2 000 015 830 000 015 218 000 015 077 200B 12H 000 012 069 50 200 68 200 000
24. 7 MENU SCREEN SETTING The menu screen as shown below is displayed when the ADVNC and BRILL keys are pressed simultaneously You set or select those functions that are not frequently altered in daily use if they have been once preset according to your fishing conditions and preferences A i iji CEE i lu NUM U 1 Il i Mt 1 r l 1 T ey o NL LEVEL BACKGROUND SIG LEV HUE COLOR ZOOM RANGE PL KPR RANGE RANGE RANGE3 RANGE4 RANGES 200 RANGE6 400 A V KEYS TO SELECT ITEM KEYS SELECT PARAMETER BRILL KEYS SIMULTANEOUSLY TO EXIT N2 BLU NIGHT _ USER 5 LONG 20 30 50 100 Operating Procedure 1 Press the ADVNC and BRLL keys simultaneously 2 Select the desired item with the keys The selected item is highlighted in green 3 Select the desired setting with the keys The selected setting is enclosed in a white frame 4 Repeat steps 2 and 3 to chage the settings of other items 15 5 To turn off menu screen press ADVNC and BRILL keys simultaneously Description of Menu Item NL Noise Limiter Level Background Signal Level Echo Erase Hue Color Zoom Range PL Pulse Length When the interference from other echo sounders operat ing nearby or other types of electrical interference exists you may use the noise limiter to eliminate or reduce the interference The OFF posi
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26. ain Board When the FCV 782 is interfaced with switch box EX 7 it is necessary to change the settings of the MAIN board 40 51 High Freq Low Freq Remarks 1 2 3 4 Be eT Ov ON _ ETR tat Twe om om 1 ex ere om ov _____ MAIN Board 02 6105 NOTE When the FCV 780 782 is connected to the VI 1100A set DIP switch S5 1 LF and 55 2 HF to OFF on PVR board 02P6114 at the back of the main panel For built in transceivers and ETR transceiver unit set them to ON Connecting To Other Make Position Fixing Equipment The FCV 780 782 can be connected to other make position fixing equipment with NMEA 183 data format Sentences which can be input output are as follows Input Output Data accepted by FCV 780 782 Data output to interfaced unit GLL SDDBT Depth VTG Ship s ground speed MTW Water temperature GTD LOP The wiring is similar to Furuno make navigation equipment Pins 3 and 4 of J3 are connected to TXD H and TXD C lines of other make position fixing equipment NOTE To receive NMEA 183 format data the system menu setting should be changed See Page 28 41 Changing Output Power The output power of the FCV 782 can be changed from 2kWto 3kW or vice versa if the jumper connections on the ES board 02P6073 are changed 02P6073 Be
27. e bottom lock bottom discrimination pic ture is provided on the remaining half The bottom lock bottom discrimination picture 1s a com bination display of a bottom lock expansion picture and a bottom discrimination picture The bottom contour 15 shown by a straight line in the middle of the screen and echoes above it is expanded while the echoes below the bottom contour bootm discrimination echoes are dis played with the same scale as the normal picture This will enable you to quickly discriminate bottom fish and bottom nature on the same screen NOTE For the bottom discrimination picture of the high frequency sounding the scale is expanded twice the normal scale A SCOPE PICTURE A SCOPE KEY The A scope picture on the right 1 3 of the screen displays echoes at each transmission with different amplitudes and colors depending on their intensities It is especially useful for bottom trawler and lobster crab potter 5 BASIC OPERATION The FCV 780 782 is simple to operate Most of the major functions can be set with single key stroke and each key operation can be confirmed by double size capital letters displayed for five seconds Power on off PWR OFF Adjusting Brilliance Selecting Basic Range Shifting Range SHIFT 9 0 RANGE ON Press the PWR key OFF Press the PWR and OFF keys simultaneously The screen brilliance is adjustable in 4 steps Keep the moderate brilliance to extend
28. e is below the threshold temperature 30 On off of the temperature graph O NOTE Keep the BACK UP ON always otherwise the unit operates in Japanese language 31 11 USER HUE SETTING In addition to the factory programed hue STD DAY and NIGHT on the menu You may program a desired hue and store it as USER of the HUE item on the menu Color Setting procedure Turn power while pressing SIG LEV key press and hold PWR and SIG LEV keys for a few seconds The picture will be displayed with the hue previously stored or factory set as the USER hue Press the ADVNC and BRILL keys simultaneously the hue set menu as shown below is displayed Set the picture brilliance to 1 with the BRILL key Select the color to be changed with the keys F demotes strongest echo color and 0 background color 5 Observing the color bar or echoes displayed at the upper 6 7 part on screen change the colors with the A ALARM and SIG LEV keys Repeat steps 4 and 5 Select other picture brilliance and repeat steps 4 to 6 8 To restore normal operation turn power off and on USER HUE SETTING MENU Level Level 700 0 D NNT TIO om 32 12 INSTALLATION DISPLAY UNIT Mounting Location Install the display unit at such place at least one meter away from magnetic field generating device not expo
29. e picture is stored the normal picture is restored Recalling Press the BL BD and A SCOPE keys simultaneously The recalled picture bears MEM indication at its left top Press the BL BD and A SCOPE keys again to restore the normal picture NOTE Only one picture can be stored the previous picture is erased when a new picture 15 stored When you wish to display echoes above certain level press the SIG LEV key Every pressing eliminates the weakest color echoes on the screen up to yellow echoes with four 8 color presentation or nine 16 color presentation key strokes The echoes eliminated can be identified with the color bar whose color is eliminated in the same order Eliminated No BLU GRN YEL Color NOTE It is possible to leave the echoes in gray color on the screen instead of eliminating them Refer to the menu setting SIG LEVEL 16 To display the A SCOPE picture press the A SCOPE key Echoes at each transmission are displayed with amplitudes and colors proportional to their intensities on the right 1 3 of the screen This will enable close observation of small fish and fish near the bottom 12 6 ON SCREEN INDICATORS The various indicators which appears on the screen are summarized below Normal Zoom T Noise Limiter Store Recall Mode Picture Advance Speed Range Shift MEM 1 L 34 3506 X Ship s Position 135 46 47
30. ed with end of display range in use and transmission repetition rate provide excellent short range and long performance 0 2 to 5 0ms for ordinary use and 0 4 to 10 0ms for deep water sounding 4 Combination of bottom lock and bottom discrimination display allows detailed observa tion of bottom fish and nature of the bottom 5 Frequency mixing picture helps discriminate fish species 6 Automatic bottom tracking function permits unattended range phasing operation 7 Three types of alarm are incorporated fish alarm bottom alarm and temperature alarm 8 Two types of noise limiter effectively suppresses interference from other sonars and echo sounders 9 Universal 20 40 VDC power supply drawing less than 150W of power 2 HANDLING PRECAUTIONS Keep magnetic materials away Keep away both magnetic device loudspeaker heavy duty transformer and mag net sensitive device magnetic compass cassette tape Magnetic Compass o o o 000000 o o 000000 Cassette Tape Allow service and ventilation space Keep the space shown for service and ventilation Moderate screen brightness Moderate the screen brightness to extend the life of the CRT 3 OPERATIONAL CONTROLS The front part of the display unit is separated into two sections controls on the right hand side and the CRT on the left hand side COLOR VIDEO SOUNDER v menu SIG STORE A B L SCOPE B D RECALL E
31. em menu screen If the ship s draft has been set the zero line is displayed at the draft depth Are the GAIN TVG controls properly set Is the POWER REDUCTION switch set to D position Is the sea rough Zigzagged seabed trace is plotted when the boat pitches and rolls When the boat passes through aerated water propagation of sound wave is blocked causing loss of echo plotting This often occurs when crossing a wake Is the seabed echo present within the mormal picture range Is the seabed echo strong enough 1 red or reddish brown 24 Automatic Bottom Tracking Inoperative Color Impurity in a Par ticular Area Occasional Disturbance and Random Noise Heavy Noise and Inter ference Is the seabed return strong enough reddish brown or red Is the magnetic field generator heavy gt duty trans former rectifier etc nearby M P Is the magnetic field generator near the screen TE ORT era Are connection cables laid e near pulse generating equipment or their cables If so separate them Is the GAIN and CLUTTER controls set properly Is the NL interference rejector on the menu screen set properly Is the equipment properly grounded with a copper strap 25 SYSTEM DIAGNOSIS SELF CHECK Your unit is provided with the self check facilities which may be initiated by the following operation 1 Turn off the unit 2 Turn on the unit while pr
32. enuates as it propagates and the fish school in deep water tends to be displayed in a weaker color Less Reddish Sparse Echo Fish Echo Reddish Dense Echo Bottom Fish Bottom fish can be easily distinguished from the seabed because both are displayed in different colors Thus a white line is not required as it is with a recording paper echo sounder Bottom fish school _ 21 OTHERS Plankton Current Rip Surface Noise Aeration A plankton layer a likely place to find fish is displayed in green or blue dots It usually descends in the day and rises at night Plankton Layer Fish School If two ocean currents meet with different speeds directions and water temperatures a current rip is developed Since plankton and air bubbles collect there a current rips on screen appearance would be similar to the figure at right Current Rip When the sea is rough or the ship passes over a wake surface noise may appear Adjust the TVG control or CLUTTER settings to clear surface clutter Surface Noise When the sea is rough or the ship makes a quick turn theechogram is occasionally interrupted due to air bubbles blocking propagation of wave Generally low frequency waves are interrupted more easily than high ones Caused by Aerated Water 22 Zig zag Bottom False Image Interference The bottom contour zig zags when the ship rolls and pitches heavily because the sounding directi
33. ess the ALARM key ALARM will be displayed at the top of the screen 4 Press the ALARM key to turn on the alarm function and then move the alarm zone marker to the desired depth by pressing keys and set the desired length by pressing keys NOTE The alarm zone marker is movable only while the ALARM message is displayed to the left of the screen 5 To turn off the alarm function press the ALARM key NOTE An echo with a weak echo color can not trigger the alarm the fish must be plotted in yellow or higher gradation colors in the FA mode and the seabed in red or reddish brown the BA mode All fish species have their respective habitable water tem perature ranges The water temperature alarm function warns you by an audible alarm that you are within or out of the desired temperature ranges To activate the water temperature function press the ALARM key after selecting the temperature alarm TA FA TA and alarm temperature TEMP LIM TEMP ALM on the system menu screen See page 27 for system menu setting The picture displayed on the screen can be stored into the memory and can be recalled at any time 1 SIG LEVEL ALARM STORE SCOPE B D RECALL Eliminating Low inten sity Echoes LEVEL Selecting A Scope Presentation A SCOPE Storing Press the ALARM and SIG LEV keys simultaneously The picture stops advancing and is stored into the memory After th
34. essing the key In a few seconds the self check page is displayed on the screen as follows 3 After the keyboard check press the BL BD key to proceed to the DSP check SELF CHECK COL PATTERN DSP CHK KEY BOARD CHK pm MAIN CPU SHIFT sau Keyboard Check a 0 0 SRAM OK If the figure changes when each switch or key is DRAM OK UNS operated the switch key function is normal OK SIG LEV NENNEN Press the BL BD key to proceed to the DSP 0252079 DSP Check ae 2 mE BEEN NODE ROMs RAMs and communication line between CPUs are checked for normal operation If the device m sus OK dil checked is in good condition OK is displayed prod PULSE In the checks of DRAM and SRAM the screen is f TX L 2 repeatedly painted with several colors and OK is displayed if they are in good condtions If they are abnormal the check result is not displayed Pulse Check Note To conduct the CIF check test cable factory use only is required The keying pulse KP to drive the transmitter circuit is checked for normal operation 4 To turn off the system diagnosis turn off the unit 26 10 SYSTEM MENU SETTING It is necessary to change confirm the system menu settings according to user s preference conbined navigation equipment etc 1 Turn on the unit by pr
35. essing the ADVNC BRILL and PWR keys simultaneously for few seconds The system menu will be displayed 2 Check that settings of all menu items conform to com bined navigation equipment and user s preference If not change the settings with MI keys Refer to page 15 for key strokes required to change settings Description of System Menu Item Factory setting ITEMS PARAMETER FUNCTION LAN JPN Language selection Japanese or Engluish GUAG ENG UNIT M Unit selection FT FA P B SCALE RIGHT Selection of depth scale position on the screen LEFT OFF SHIFT MAN AUTO Manual or automatic shift selection The automatic shift function automatically locates the seabed trace on the lower half of the screen the range window jumps up when the seabed trace rises over the center of the screen and jumps down when it reaches the bottom of the screen NOTE The shift keys are disabled while the AUTO shift is in operation 27 SCREEN DIV MIX MODE FNZ DSP NAV DATA NAV FOR MAT BAUD RATE POS DATA DATA DSP 6 0m Ship s draft setting to If the ship s draft level is set the picture starts from the 60m depth of the ship s bottom It can be set from 6m to 60m in 0 1m steps VERT Screen division selection for dual picture display HOR VERT divided into left and right halves HOR divided into upper and lower halves L M Selecti
36. general cruising speed In small slowspeed boats the position between 1 3 and 1 2 of ship s length from the bow is usually a good place NOTE The face of the transducer must be facing the sea bottom in normal cruising trim of the boat 34 SCALE 1 10 O 2 1 UNIT mm RECOMMENDED SERVICE SPACE b 7483 TYF POWER REDUCTION SW HF 88 7 9 TRANSDUCER CONNECTOR 55797 LF TRANSDUCER Td tik RB IM IZ OS EQUIPMENT eee LF CONNECTOR FOR OPTION CONNECTOR FOR OPTION 2 1 Un 1 17 1 GROUND we ITEM NAME ae Q TY DWG REMARKS gt THIRD ANGLE DRE E RBR id 780 782 CHECKED SCALE DISPLAY UNIT 77 4970 SUL 7 APPROVED 7 VAKAA O VN mos C2329 G01 8 FURUNO ELECTRIC Co LTD 00 6 WVYOVIC LIFZNNOIYSILNI 082 2 Dl 20 0 07 L ZH09 35 2 HO193NNOO _ 523 42 40 052 v AOEZ 022 002 BRENY LIY LECKEO 2 50 00 4144915 GYVAdIHS 310 be cere 89v41 nH LN3WdID3 AVN 01 ON 3EDX TA uaINGSNVYL A 00 gt 00 TX 9AL 5 3 Md 33 X18 94
37. gt 2 gt 18 P8 gt xIHADG lVWHOJ 43 5 VIVO EBLOe gt 9 4 WES 0002 1 T NM di S X 42 m 52 K 6 x amp 8 tr 1200522 318 3 YAWN 88 06 21 1 i k 9 ON n x2 JN e JN 5 tk 1 09 eign any 0061 91 eed 0021 91 gt 19170 000 7 er 8 93 2 5184 04 3572 H0133NNOJ NYHL 3 4D C81 A9d _ amp 7 081 A94 1 005 409 577 5 8 B J30NnOS sd ELE Dco 5 TY O3IGIA 80102 Nad i 110 vivo lt 529 in t un M LEM 3 NUN m 5 o t 00 9 242771 8 3 tanani 549 sp x gt Ob gt pid D 05 i viva OOE V1 BBOL NO 4 i a 88 06 21 p 102 77 5 Rino vivd S8 08 2 ADE 0 54 5 9 5 9 DIO Doe Sd NE 0L NS4 P n 14 VIVO VINN BRIEWE L 2 HA ED 5 06 5 gt 180277 05 0 12 H SENI vz3i3 OL NSS 2 EIDE 006 40 26 906
38. n or red they are displayed in reddish brown or red this is necessary to display the transmission line and seabed in reddish brown or red In short the echoes displayed in orange thru light blue are likely to be tiny fish Low Freq High Freq Displayed in reddish brown since high frequency echoes are red or reddish brown Adjusting Gain Picture Advance Speed Selection Eliminating Surface Noise Eliminating Low Level Noise The GAIN control adjusts the sensitivity of the receiver Set it to the point just below where excessive noise appears on the screen Normally it is set between 3 and 5 High Proper Press the ADVNC key to set the picture advance speed Every pressing changes the on screen indications as well as the advance speed pe fo fa fe fad a 2 When selecting an advance speed keep in mind that a fast advance speed will expand the size of the fish school horizontally on the screen and a slow advance speed will contract it When surface noise masks a shallow target adjust the TVG settings In addition to suppressing the surface noise the TVG compensates for propagation loss of sound so that the echoes from the same size fish schools are displayed in the same color Set it between 3 and 5 for normal fishing Too high a setting may eliminate small echoes When blue dots appear on the whole screen mainly due to contaminated water use the CLUTTER control to eliminate them
39. oe 16 T 16 KPR Transmission Repetition Rate 22 17 18 8 INTERPRETING THE DISPLAY 222040 sess co eo a 19 inii LC Mos E EDR ER HMM LEO UU 19 ZO o Ene LRL E 19 Bottoni eae 19 bc Do DARE Reid 20 21 TTL LI 21 REL OTT EM eT 21 22 22 CGUITOHE RID Du S 22 Sunce NOSE 22 EE 22 Zig za g 23 False Image esu o T D atu 23 TEC 29 9 IF SOMETHING SHOULD GO WRONG WITH YOUR UNIT 24 Operation COCK utri En gc eect 24 System Diagnosis seit check coo tei P e 26 10 SYSTEM MENU SETTING 27 De
40. on fluctuates and the distance to the seabed varies Zig zag seabed image The following false echoes are detected by the side lobe of the ultrasonic wave Main lobe False image Interference from ship vibration engine noise electric equip ment other echo sounders sonar etc may sometimes appear on the screen Most interference can be rejected by the Noise Limiter See page 16 Interference appearing at the same interval or near the transmission keying rate may not be rejected Interference __ from nearby echo sounders interference from other electric devices 23 9 IF SOMETHING SHOULD GO WRONG WITH YOUR UNIT If the unit does not operate properly perform the following operation check to determine whether your unit is really defective If there is a problem proceed to the system diagnosis section p 26 and report the resdts at service call Operation Check No Echo Presentation But Scale Shows No Zero Line Zero Line not in Position Low Sensitivity Zigzagged Seabed Trace Occasional Loss of Echo No Depth Readout Bot tom Lock inoperative Is the ADVANC picture advance speed key set to 0 stop Normal setting is 4 Is the combined echo sounder properly operating when the FCV is used as a monitor Is the range shift reading 0 If the range is shifted several meters or more the zero line is not displayed Is the ship s draft set on the syst
41. on of MIX mode pictures H M L M Low frequency and mix pictures MIX High frequency and mix pictures MIX Mix picture only Selection of pictures to which the net sonde markers are L plotted OFF plotted on the low frequency picture ms plotted on both low and high frequency pictures Selection of the navigation equipment from which the ship s position data is entered Loran A navigator LC yet Loran C navigator Decca navigator GOES GPS navigator DR ss DR navigator Set nav connected with gyro and speed log OTHRS Omega or other navigation equipment NOTE For sat nav combined with Loran A or C in FURUNO CIF data format select LA or LC CIF selection of input output data format NMEA Selection of baud rate of the depth data output SEL Selection of ship s position display LOP LL Latitude longitude LOP Line of position of the loran system ON On off of the data display ship s speed water tempera OFF ture and ship s position 28 TX SYNC CLUTR CRVE m 0 8 1 i Q ON OFF CHECK OFF ON INT EXT C1 2 4 On off of the memory back up Control panel keys and menu settings are preserved in the memory and the unit starts with those settings when switched on next time The unit starts with the factory settings Check of the back up memory IC Restart
42. pping to present a three dimension effect Color difference Rugged In sea depth s seabed image Second seabed echo The nature of the seabed is known from the intensity and length of the seabed tail Generally when observing the seabed nature lower sounding frequency is used the pulselength is set to long and the gain setting is kept unchanged In the hard and craggy bottom the seabed appears in reddish brown with a long tail In the muddy or sandy bottom the echoes appear les reddish and with a short tail However the bottom with sediment may give a long tail if a low frequency sounding is used Rock base Mud amp sand 20 FISH SCHOOLS Fish Quantity Fish quantity can be estimated to a certain extent from fish echoes on the screen if the following two basic characteristics are kept in mind Size of Fish School Usually the size of fish echoes on the screen is proportional to the actual size of fish school However if two fish echoes appear at different depths with the same size the fish school at shallower depth is larger because the ultrasonic beam widens as it propagates and fish school in deep water is displayed larger Deep fish school sounding time small large AE rn M Size of tish SEPO d p 2 school m e Density of Fish If two fish schools appear with the same color at different depths School the one in deeper water is denser because the ultrasonic wave att
43. r serious injury can result Immediately turn off the power at the ship s mains switchboard if water or foreign object falls into the equipment or the equipment is emitting smoke or fire Continued use of the equipment can cause fire electrical shock or serious injury A CAUTION Do not place liquid filled containers on the top of the equipment Fire or electrical shock can result if a liquid spills into the equipment Do not place heater near the equipment Heat can melt the power cord which can result in fire or electrical shock Do not operate the unit with wet hands Electrical shock can result Use the correct fuse Use of the wrong fuse can cause fire or equipment damage Continued on next page NOTICE Do not use the equipment for other than its intended purpose Use of the equipment as a chair or a shelf for example can cause equipment damage immediately turn off the power when ever you feel the equipment is abnormal Continued use can cause equipment damage The useable temperature range is 0 C to 50 C Use out of the range can cause equipment damage Keep magnets and magnetic fields speaker transformer etc away from the equipment Magnets and magnetic fields can cause equipment malfunction Do not place objects near the equipment Objects near the equipment can cause
44. s employed in most of Furuno color video sounders M2 In addition to echoes in the same position echoes in the neighbouring positions are correlated for a few transmission cycles Compared to M1 it features that echo outline becomes clear and echo size is not affected by the correlation A SCOPE NORM Selection of echo amplitude in A scope mode E1 NORM Linear curve where echo amplitude on E2 screen is proportional to the echo level E1 Logarithmic curve where amplitudes of strong echoes are emphasized Logarithmic curve where amplitudes of mediu level echoes are emphasized Yellow color has the largest amplitude and the amplitude goes smaller for both stronger and weaker echo colors ADVNC DIR LEFT Selection of picture advance direction RIGHT RANGE 2 5mto 80m Selection of bottom lock expansion range 2 5 5 10 20 40 80 m Selection of alarm function BA Bottom Alarm FA Fish Alarm TA Temperature Alarm T TEMP LIM 5 C to 35 C Setting of threshold temperature to trigger the water temperature alam can be set in 0 1 degree steps between 5 and 35 C 20 and 90 F ALM UP DOWN 2 5 Selection of the temperature range in which water temperature alarm is activated UP Alarm is activated while the water temperature is above the threshold temperature set at the TEMP LIM item DOWN Alarm is activated while the water tempera tur
45. scription of System Menu Item eo ite he i ihn oett dedu iu edi 27 AT AUS BR HUE SETTING XR cir 32 Color Sening sas sen Er eli aie nee 32 12 INSTALLATION x Ter rune QE ERAS EO NER sacs OE EN XR Jr uaa NEA tus 33 DISDIAY Uni Tp P 33 R 33 M u uming mH 33 m caine es 34 Synchronizing Transmission With Other Echo Sounder sse 40 Connecting Wih e tn RII RR Pp ache 40 DIP Switch Setting On Main Board 5 ries EROR enu 40 Connecting To Other Make Position Fixing 41 Changing Power tO SKW 42 13 SPECIFICATIONS 43 o s T 45 AGCOSSOFIBS ciii aus e ume EO iuter 45 installation Materials or ess Een e 45 45 Transducer and Tank e 46 APPENDIX 1 SCREEN
46. sed to direct sunlight and water splash free from electric noise and interference away from radiotelephone and its feeder cable Allow service ventilation space indicated below e e Q Mounting Procedure 1 Drill four 912mm fixing holes planned position referring to ure at left 711 X Ta 2 Fix the mounting base by using four fixing screws or bolts and nuts 3 Set the display unit onto the mounting base 100 365 100 33 Cable Fabrication The cable shield must be grounded thru the connector clamp as below Applicable connectors are EXT H EXT L LOG and CIF NMEA SRCN and FM type connec tors 1 Solder the cable to the connector pins IN Remove connector clamp X Cable sheild Solder wires to each pin N Pass the connector shell thru the cable 2 Wind shield tape supplied lt Shield tape 3 Screw the shell on the connector Fix the connector onto the cable by tightening the clamp EES Shield tape Transducer The performance of the color video sounder depends greatly upon the transducer position A place least affected by AIR BUBBLES should be selected since turbulence blocks sounding capability Also select a place least influenced by ENGINE NOISE It is known that bubbles are at a minimum at the place where the first bow wave falls and the next wave rises at
47. target differs Thus you must always bear in mind the ship s speed when judging the size of a target fish school on the screen The solution for this inconvenience is the S Ship s Speed dependent mode Since the transmission rate and as a result the picture advance speed changes inproportion to the ship s speed the horizontal scale of the picture is not influenced by the change of ship s speed and you can directly compare the sizes of fish schools with the echoes on the screen Ship s Speed Normal Mode Dependent Mode 4 1 4 1 L 1 1 1 1 1 1 s 1 4 1 i t 1 1 7 1 1 1 4 1 4 1 AER SHIP S FULL HALF SPEED Normal vs S Mode Range This item permits reprogramming of the factory set ranges Any range can be replaced with one picked up from the table below No Meter Feet Fathom No Meter Feet Fathom 16 2 5 3 12 200 600 100 5 1 2 3 4 5 6 7 8 9 10 1i 18 8 INTERPRETING THE DISPLAY Using some typical examples this section describes how to interpret the echogram Fish school Fish school ___ Zero line Surface noise z X Seabed 1 5a 1 e 96 Color Color Bar The color bar shows the rela
48. the unit after selecting this parameter and the check screen appears the memory IC is in good condition if the two OKs are displayed On off of the ship s speed data from speed log Set to ON to use the speed data from the speed log and OFF to use that from the navigation equipment Synchronizing transmission with other equipment If two or more echo sounders sonars are operated simul taneously mutual interference may result due to synchronous transmission This menu is used to synchronize transmissions turn off synchronization Refer to page 40 for connection to other equipment Clutter curve selection C1 Normal curve employed in most of Furuno color video sounders Linear curve Medium level echo color yellow emphasis curve 1 Large proportion of an echo is displayed in the medium level color and it changes to lower level colors as the CLUTTER control is turned clockwise without affecting echoes displayed in strong level colors Medium level echo color yellow emphasis curve 2 It is the same as C3 except that the medium to high evel echoes are not affected with the CLUTTER control setting Only the low level colors as the CLUTTER control is turned clockwise CLA CLR CLR CLR CLTR CLTR CLTR SIG 50 SIG SIG 52 4 1 2 20 METHOD M2 Selection of interference rejection method M1 Echoes in the same position are correlated for a few transmission cycles This method i
49. tion between echo intensity and echo color on the screen The top color reddish brown is used for the strongest and the lower colors for the weaker echoes It can be used as a reference to estimate density of a fish school fish species and hardness of seabed from the picture The background color can be selected on the menu screen according to environment SIGNAL STRONG REDDISH epa BROWN RED MES NEUE TA ORANGE i B YELLOW at GREEN 3 LIGHT BLUE 4 BLUE Color Bar Zero Line The zero line represents the transducer s position and moves off the screen when a phased range is used or it moves up or down on the screen when the DRAFT value is changed Transmission Line 19 Seabed echoes are normally strong and displayed in reddish brown red but colors and width will vary with bottom material water depth frequency pulselength and sensitivity Bottom Profile Bottom Nature A hard and rough seabed appears with a longer tail because it reflects more of the ultrasonic pulse Because of their stronger return shallow seabed echoes appear wider than deep ones even when all bottom conditions are equal Also a longer seabed tail appears on slopes because of the difference in traveling time at both edges of the beam angle In the rugged bottom echoes are reflected on many different planes overla
50. tion turns off the noise limiter function Position N3 offers the highest degree of noise rejection The status of the noise limiter OFF N1 N2 or N3 is indicated on the screen NOTE If the noise limiter is left in N3 when no interference exists weak echoes may be missed or eliminated This item determines the background color of the picture black deep blue or blue This item selects whether you erase echoes completely or leave them in gray when they are eliminated with the SIG LEV key NORM erased completely GRAY left in gray NOTE The echoes left in gray are displayed with different brilliance gradations depending on their intensity In this item you may select the desired picture colors Note STD is the standard colors which are employed in most of our video sounders and USER is the user colors which you may program as shown on page 32 This sets the number of colors used for presentation 16 or 8 colors In this item the display range of the zoom picture can be selected from three ranges 2 5m 5m 10m 20m 40m and 80m The transmission pulselength can be changed in three steps in this item In addition to this setting the pulselength is interlocked with the display end depth NOTE The pulselength change in 0 01ms steps for display end depth greater than 10m 16 KPR Transmission Repetition Rate Display End Depth _ Short Mid gt The transmittion repetition rate may be changed
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