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Chapter 4 Maintenance

MDC-900 Series

4-3

0093142132-05

4.2

Fuse Replacement

WARNING

Use the specified fuse. If a fuse other than the
specified one is used, it leads to a serious accident.

If the input voltage is too high, hyper-current flows or a trouble occurs inside, the fuse blows out.
The fuse is housed in the rear side of the Display unit.

4.3

Consumables

This unit employs the magnetron which is the consumables and needs the replacement periodically.
The magnetron is housed in the Scanner unit. When it is hard to see an image at a far distance, the
magnetron may be deteriorated. In this case, replace the magnetron. When replacing, consult your
sales dealer.

Press the [MENU] key and select [MAINTE]



[DISPLAY UNIT], message of transmission time is

displayed.

Replacement target: Normally 3,000 hours

4.4

Trouble Diagnosis

In this chapter, for finding a troubled location on a ship, a simple troubleshooting is mentioned.

4.4.1

Information required for requesting a repair

Inform us of the following items.

(1) Name of ship, telephone number if the satellite communication system is equipped

(2) Type of equipment

(3) Manufacturing number of the equipment

(4) ROM version (Press the [MENU] key and select [MAINTE]



[DISPLAY UNIT], message of ROM

version is displayed.)

(5) Port of next arrival, arrival schedule and dealer name

(6) Trouble situation and inspected result on a ship

4.4.2

Error Display

When a trouble occurs in the equipment or by miss-operation, the content of the troubles are displayed
on the radar screen. The error, alarm and warning are provided at the time of troubles. When a trouble
is confirmed in the radar, after recording the trouble classification, abnormal location and abnormal
content, press the [ENT] key. And then alarm and error display will disappear.

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Содержание MDC-900 Series

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Страница 3: ...Norm When part of the document needs to be revised the document has advanced revision number The document No is indicated at the lower right side on the cover and at the left or right side of the footer region of each page 2008 2011 Koden Electronics Co Ltd All rights reserved No part of this publication may be reproduced transmitted translated in any from by any means without the written permissi...

Страница 4: ...me parts may be omitted Our company is not liable for damage and trouble arising from misunderstanding of the content described in this manual Our company is not liable for earthquake lightning fire for which our company is not responsible action by third party other accident customer s unintended error abuse and damage caused by the use under other abnormal condition Our company is not liable for...

Страница 5: ...eath or serious injury caused by electric shock when not dealing with it correctly Mark for caution This symbol denotes that there is a risk of slight injury or damage of device when not dealing with it correctly Mark for prohibition This symbol denotes prohibition of the specified conduct Description of the prohibition is displayed near the mark IMPORTANT Mark for important matters This mark deno...

Страница 6: ...s inadvertently powered on during work you will be electrified To prevent such accident from occurring ensure to switch off the power in the boat and the power of equipment Furthermore it is safer to hang the caution tag with description of Under Work near the power switch of equipment Caution on dust Inhaling dust may cause A respiratory disease When cleaning the inside of equipment be careful no...

Страница 7: ...ctromagnetic waves less than 100 watt m2 does not have a harmful effect on human bodies but some kind of medical devices such as heart pacemakers are sensitive even under the low energy electromagnetic wave Any personnel with such a device should keep away from the electromagnetic wave generating position at all times Specified power density and distance from the radar in accordance with the provi...

Страница 8: ...ck In case of trouble contact our dealer or our company In case of smoke or fire switch off the power in the boat and the power of equipment It may cause fire electric shock or damage Caution on the remaining high voltage A high voltage may remain in the capacitor for several minutes after you have powered off Before inspecting inside wait at least 5 minutes after powering off or discharging the r...

Страница 9: ... How to use F1 and F2 keys 1 8 1 10 Delete of Heading Line 1 9 Delete of Heading Line 1 9 1 11 Use of Crosshair Cursor 1 9 1 12 Measuring the distance and bearing between two points 1 10 Measuring the distance and bearing between two points 1 10 1 13 Camera Display 1 10 How to connect a CCD camera 1 10 How to display the video of a CCD camera 1 10 Chapter 2 How to use the menu 2 1 2 1 How to opera...

Страница 10: ...3 1 Display of System Menu 3 1 Display the System Menu 3 1 Return to the normal menu 3 1 3 2 Setting of Assist Items 3 1 Range Rings 3 1 Range Unit 3 1 Speed Unit 3 1 Temperature Unit 3 1 Depth Unit 3 1 Position Display 3 1 WPT Display 3 2 Rotation Speed 3 2 ALL PPI 3 2 Guide 3 2 Buzzer 3 2 Motor Speed 3 2 N UP S UP 3 2 Crosshair Cursor Display 3 2 Radar Setting Display 3 2 Menu Operation 3 2 3 3 ...

Страница 11: ...lation of Antenna 5 5 Cable Connection 5 6 5 2 Mutual Connection Diagram 5 10 5 3 Display Unit Installation 5 11 Desktop Installation 5 11 Flush mount Installation 5 12 5 4 Adjustment after Installation 5 13 5 5 Wiring 5 14 Cable connection to the Display unit 5 14 Pin Assignment of Rear Connector 5 15 Connection of DC power cable 5 16 Grounding 5 16 Connection with the AIS Receiver 5 16 Connectio...

Страница 12: ...0 targets can be tracked The current motion of other ships can be grasped in a vector and numeral so that it helps your ship to navigate safely Optional By connecting the AIS receiver the gathered information such as name heading and speed of a ship can be displayed Optional interface With the adoption of a specific filter AR coat an image can be seen clearly refusing sunshine The countermeasures ...

Страница 13: ...l product Product prepared by a user ENT MENU RANGE GAIN TX BRIL L 10 8 31 2VDC CCD camera External Monitor External Buzzer Display Unit MRD 103 Navigation Equipment Navigation Equipment J1 J2 J6 J3 J4 Antenna scanner unit RB714A RB715A RB716A with RW701A 03 04 Remote Display MRD XXX AIS receiver J7 J5 POWER KGC 1 or Navigation equipment Slave Display ...

Страница 14: ...ay unit MRD 103 With mounting bracket and knobs 3 7kg 1 2 Hard cover E57MB11060 0 25kg 1 3 DC power cable CW 265 2M 3 pin water resistant connector and one end plain 2m 1 4 Fuse F 1065 8A Cylinder ø6 4x30 Normal fusion type for main power 1 5 CCD camera cable CW 405 0 3M 0 3m 1 6 Antenna scanner unit See next page With cable 1 7 Operation Manual English 1 8 Quick Reference English 1 ...

Страница 15: ...e Length 1 GPS compass KGC 1 GPS Heading measuring 2 AIS interface board AIS 110 100 targets 3 Cable for AIS receiver CW 376 5M With 6 pin waterproof connector and one end plain 5m 4 ATA board MRE 340 5 Cables for external monitor external buzzer CW 576 0 5M 10 pin water resistant connector and D SUB connector female Alarm out cable 0 5m 6 Cable for slave display CW 561 10M With 12 pin water resis...

Страница 16: ...sion effect becomes strong when rotating clockwise the knob and becomes weak when rotating counterclockwise the knob This function reduces the gain at a near distance If you turn clockwise the knob too much desired objects may disappear Adjust properly to meet the weather condition Example of STC adjustment The suppression is too weak Optimum suppression The reflection from sea surface is displaye...

Страница 17: ...bjects near own ship can be easily confirmed 1 6 Switch over of range 4 Adjust the gain by rotating the GAIN knob Example of gain adjustment Too high gain Noise is also displayed Desired targets are displayed Some targets are not displayed Optimum gain Too low gain 1 7 Gain adjustment The gain becomes high when rotating clockwise the knob and becomes low when rotating counterclockwise the knob Whe...

Страница 18: ...How to read the radar screen FTC EBL VRM IN Off center Pulse width Range Fixed marker interval Display mode Heading Ship speed F2 key content F1 key content Enhance Alarm Trail Interference Rejection Crosshair cursor Cursor position OWN ship s position PRC Process ...

Страница 19: ...n 0093142132 05 1 4 1 2 How to use the keys 1 2 3 4 5 6 7 8 9 10 ENT MENU RANGE GAIN STBY TX BRILL Various adjustment items can be set by operating each key The menu displayed by pressing the MENU key closes when pressing the MENU key again ...

Страница 20: ...e setup 7 GAIN Rotate Changes the gain Push Changes the gain adjustment of sub screen lower screen of PPI PPI and the range In the PPI or PPI NAV display recall directly the preset menu item 8 STC Rotate Changes the STC Push Display the video of a CCD camera When the video of a CCD camera is displayed if you press it the size of video changes When not connecting CCD camera recall directly the pres...

Страница 21: ...of LCD The brilliance of menu can be adjusted to make it easier to see Setup 1 to 10 Initial value 10 1 Press the BRILL key briefly 2 Press the and keys 1 is darkest 10 is brightest LCD BRILL 10 3 Press the MENU key or ENT key to close the menu Brightness Adjustment of Panel The panel brightness can be adjusted Setup 1 to 10 Initial value 10 1 Press the BRILL key briefly When LCD BRILL appears pre...

Страница 22: ...n snow to observe an image easily Gain Adjustment 1 When rotating clockwise the GAIN knob the gain increases When rotating counterclockwise the GAIN knob the gain decreases When the short distance or targets are crowded if the gain is reduced the image can be easily seen When the long distance if the gain is increased it is effective but due to increase of noise the image becomes hard to be seen O...

Страница 23: ...ob Own ship Land In the PPI PPI menu when rotating the STC knob the STC functions effective in both displays 1 9 Use of F1 and F2 keys The following functions can be assigned to the F1 and F2 keys FTC MODE DISPLAY SELECT OFF CENTER ENHANCE TRAIL TIME EBL VRM COLOR PI ALARM MODE MAN ACQ DELETE POB TARGET OTHER SHIP PULSE PROCESS Refer to the F1 F2 keys set in 3 5 Preset The assigned function is dis...

Страница 24: ...ed as a POB position In the state that the POB position is stored if the or key is pressed after pressing the F1 F2 key the setup of renewal release of the POB position can be changed The renewal or release of the POB position can be performed with the ENT key Target The position of crosshair cursor at the moment when pressing the F1 F2 key is outputted to the external terminal with the TLL senten...

Страница 25: ...Prepared by a customer How to connect a CCD camera 1 Connect CW 405 0 3M cable optional cable to the J7 in the rear connectors 2 Connect a commercially available CCD camera to the cable How to display the video of a CCD camera 1 Press the STC knob The video of a CCD camera appears A split screen display and a full screen display are toggled by pressing the STC knob 2 When pressing the or key in th...

Страница 26: ... the and keys According to the selected menu contents in the setup items at the right side change ECHO DISPLAY TRAILS ALARM OFF NEXT TRAIL MODE TRAIL TIME TRAIL SHAPE TRAIL LEVEL STANDARD 3MIN 7 ATA AIS 2 Press the key 3 Select an item you desire to change with the and keys ECHO DISPLAY TRAILS ALARM NEXT TRAIL MODE TRAIL TIME TRAIL SHAPE TRAIL LEVEL STANDARD REL 3MIN 7 AIS ATA 4 Press the key Acco...

Страница 27: ...UPTM C UPRM C UPTM WPT UPRM Initial value H UPRM 1 Press the MENU key 2 Select ECHO MODE 3 Change the setting of MODE with the and keys 4 Press the MENU key to close the menu Four bearing displays of H UP N UP C UP and WPT UP are provided NUP and SUP can be swapped Refer to N UP S UP in 3 2 Setting of Assist Items Two types of display method RM and TM are provided for the motion display Entering t...

Страница 28: ...WPT UP Waypoint Up The WPT is the display mode to always orient the WPT to the top of the screen When this mode is used in combination with the course up function of the plotter the understandable image is available 045 0 0 0 NORTH Land Target 1 Target 2 Own ship HDG WPT BRG Relative Motion RM and True Motion TM The relative RM motion mode indicates motions of surrounding targets while fixing your...

Страница 29: ...tuation based on your own ship s position Moving Fixed Own ship Moving Land True motion TM Your ship moves according to its speed and tidal current on the screen Stationary targets are fixed on the screen It is useful when monitoring your ship s position with respect to the fixed targets such as land Fixed Own ship Own ship Land Moving 34 66 OWN ship s position relocatable area in TM Center of dis...

Страница 30: ...e entire display Own ship Land PPI PPI Display Two radar images are displayed in the upper main screen and lower sub screen halves of the screen The screen is switched every two rotation of the antenna The images of two different ranges can be displayed Own ship Main screen Sub screen Land Own ship Land PPI PPI Display The range of the upper display main screen can be changed with the RANGE key Th...

Страница 31: ...on where the own ship point is stored OFF CENTER OFF ON 4 Press the key 5 Move the crosshair cursor to the point you desire to move your ship with the keys 6 Press the ENT key Own ship s position moves to the position of the crosshair cursor 7 Press the MENU key to close the menu The movable range is limited See the movable range shown below 34 66 Own ship relocatable area Own ship When PPI PPI or...

Страница 32: ...IME with the and keys 6 Press the MENU to close the menu For the display method the relative display R and the true display T are provided When changing the range display mode or display select the trail disappears Relative Display R The relative speed of a target with respect of own ship is displayed as a trail This is used to watch a target which is approaching to own ship The trail of fixed tar...

Страница 33: ...l of a target which is left as a trail is specified in TRAILS TRAIL LEVEL By increasing the numeral only trails of strongly reflected targets can be displayed By decreasing the numeral trails of weakly reflected targets can be displayed 2 10 EBL This mode is used when measuring the bearing from own ship to a target Setup OFF ON Initial value OFF 1 Press the MENU key 2 Select DISPLAY EBL 3 Change t...

Страница 34: ...3 Change the setting of Cursor Shape with the and keys 4 Press the MENU key to close the menu 2 14 PI Parallel Index Line The straight lines parallel with own ship are displayed Setup OFF ONE SIDE BOTH SIDES Initial value OFF 1 Press the MENU key 2 Select DISPLAY PI 3 Change the setting of PI with the and keys PI ONE SIDE BOTH SIDES OFF 4 After selecting ONE SIDE or BOTH SIDES press the key Then t...

Страница 35: ...rsor to the center of the alarm range with the and keys 6 Press the ENT key 7 Change the distance direction with the and keys and the bearing with the and keys 8 Press the ENT key Then the alarm range is set 9 Press the MENU key to close the menu The level of targets for alarm is set in ALARM DETECT LEVEL The alarm works when detecting the level higher than the set level 2 18 Sleep The power OFF s...

Страница 36: ...ich are performing the information display or after performing it The dotted line denotes the speed and the real line denotes the heading The line perpendicular to the heading direction denotes the course direction Displays ATON Aids to navigation and Base Displays ships while selecting the detailed information display The detailed information display is shown at the bottom of the display Alarm Sy...

Страница 37: ...nd keys 8 Press the ENT key Then the AUTO DETECT AREA is set 9 Press the MENU key to close the menu Manual Acquisition Direct to acquire a target by designating a target on the display 1 Press the MENU key 2 Select ATA ACQ 3 Press the key 4 Align the crosshair cursor with a target you desire to acquire with the and keys 5 Press the ENT key Then the acquisition of the designated target is started 6...

Страница 38: ... 7 9 Press the MENU key to close the menu To release acquisition of all targets execute ATA ALL DELETE Number of Acquisition A total number of targets to be acquired is 50 targets when combined in both automatic manual methods The number specified in ATA MAN ACQ NUM becomes a number of targets to be manually acquired And the rest becomes a number of targets to be automatically acquired 1 Press the...

Страница 39: ...ion data sent from the AIS transponder The ATA vector take a certain time until they are fully displayed while the AIS vector is displayed as soon as the AIS data is received from the AIS transponder and own GPS SHIP information Normal Symbol Alarm Symbol Meanings Meanings Displayed when setting the acquisition Displayed when in the stable tracking state Displayed when numeral displayed after the ...

Страница 40: ... Select Prev with the and keys 2 Press the key The normal menu appears 3 2 Setting of Assist Items In the supplement items of the system menu to use the radar effectively the supplement functions are set Range Rings The fixed marker is displayed at the constant distance from own ship s position It is used as a scale to measure roughly the distance of a target Setup OFF ON Initial value OFF Range U...

Страница 41: ...ng the antenna rotation the setting cannot be changed Setup OFF ON Initial value OFF N UP S UP Change the mode of the N UP or S UP of the display mode The selected item can be selected in ECHO MODE Setup N UP S UP Initial value N UP Crosshair Cursor Display Set the indication methods of the crosshair cursor When OPERATING is selected crosshair cursor is displayed on the radar screen only when oper...

Страница 42: ...Press the STBY TX key to start the transmission 2 Set the range of the display to more than 0 125nm with the RANGE key 3 Press the MENU key 4 Move to the system menu Refer to 3 1 Display of System Menu 5 Select ADJUST TX DELAY ADJ 6 Change the setting of TX DELAY ADJ with the and keys When the echo reflected from the target warps to near decrease the value When the echo reflected from the target w...

Страница 43: ... sea surface reflected echo completely disappears In the state that the sea surface reflected echo is sparsely displayed As shown in Proper below when the sea surface reflected echo from near to far distance disappears evenly the STC curve set value is proper As shown in Large when the sea surface reflected echo at near distance disappear first or in Small when the sea surface reflected echo at fa...

Страница 44: ...een If the target becomes too large and the best tuning point is lost reduce the gain with the GAIN knob once to make its size small and maximize the target with the and keys Manual Tune Adjustment Due to a sudden environment change the automatic tuning may be detuned In this case use the manual tune adjustment Setup 0 0 to 100 Initial value 44 0 1 Press the STBY TX key to start the transmission 2...

Страница 45: ...stronger Echo Color Divide The color of an image can be changed to make it easier to see Setup STANDARD DETAIL Initial value STANDARD 1 Press the MENU key 2 Move to the system menu Refer to 3 1 Display of System Menu 3 Select ADJUST ECHO COLOR DIV 4 Change the setting of ECHO COLOR DIV with the and keys STANDARD Standard color DETAIL Displays many middle colors so that the strength or weakness of ...

Страница 46: ...ENU key 2 Move to the system menu Refer to 3 1 Display of System Menu 3 Select NMEA KGC 1 SETTING and press the key 4 Press the ENT key 5 Select Yes with the and keys 6 Press the ENT key Both the display unit and the KGC 1 are properly set The HDT GGA and VTG signals are outputted from the KGC 1 and baud rate is set to 38 400 3 5 Preset In the Preset of the system menu the radar is customized F1 F...

Страница 47: ...program is displayed Antenna The state of the antenna is displayed The type of antenna connected and the state of voltage are displayed Panel Test Testing the operation block is performed LCD Test Testing the LCD is performed Operation Hours Reset The memorized operating hours are reset TX Hours Reset The memorized transmitting time is reset All Reset The internal memory is reset All of the set va...

Страница 48: ...ghtly and wipe the filter surface lightly with the cloth Do not use a dry cloth If done so due to static electricity the acrylic filter will attract dust Caution Never use a thinner solvent The filter surface will be chemically decomposed resulting in the loss of the transparency thinner solvent 2 Check that the radiation surface of the antenna is not dirtied by soot Dip a soft cloth into water or...

Страница 49: ... the radar equipment to avoid the electrocution 1 Loosen the fixing screws and remove the cover of the antenna at the bow side The antenna drive motor can be seen at the lower side in the cabinet 2 Referring to the illustration below remove the motor brush with flat screw driver 3 Insert the screwdriver in the groove of the brush and rotate it counterclockwise and slowly Be sure to replace both br...

Страница 50: ... Normally 3 000 hours 4 4 Trouble Diagnosis In this chapter for finding a troubled location on a ship a simple troubleshooting is mentioned 4 4 1 Information required for requesting a repair Inform us of the following items 1 Name of ship telephone number if the satellite communication system is equipped 2 Type of equipment 3 Manufacturing number of the equipment 4 ROM version Press the MENU key a...

Страница 51: ...tenna ANTENNA ERROR 2 The video signal is not inputted from the antenna ANTENNA ERROR 3 The heading signal is not inputted from the antenna ANTENNA ERROR 4 The auto tune is abnormal ANTENNA ERROR 5 The transmission voltage 250V is abnormal ANTENNA ERROR 6 The magnetron current is abnormal ANTENNA ERROR 7 The heater voltage of the magnetron is abnormal 4 4 3 Self diagnostic Function The self diagno...

Страница 52: ... correctly the mutual connection cable Detuned Re adjust Refer to Tune Select in 3 3 setting of Adjustment Items The character information can be displayed But the image of the radar cannot be displayed Defect of the transmission equipment Request the repair The heading is not correctly set Set the heading Refer to Bearing Setting in 3 3 Setting of Adjustment Items The target image is different fr...

Страница 53: ...eflection from the sea surface becomes 3 Keep the surface of the platform where the antenna is installed horizontal as possible to be parallel with the sea surface 4 Install the antenna lock in front of the large structure and exhaust chimney to avoid the blind sector inability angle of image search on the screen and to prevent the opening of the antenna from being dirtied by the engine exhaust 5 ...

Страница 54: ...nna Obstacle Keel line Distance to be shifted from the keel line Distance to an obstacle Diameter of an obstacle over the keel line How to shift the antenna from the keel line 2 How to keep an angle of depression To keep enough angle of depressionθ that is an angle between the horizontal and the observer s line of sight In this case it is not the observer but an antenna elevate the antenna height ...

Страница 55: ...ustration below make five 5 holes on the cradle and fix the bracket and the antenna together with hexagon bolts If the thickness of the bracket is 9 to 14mm it can be installed with the supplied bolts If not within this range prepare bolts shown on the table in the next page To prevent the looseness from occurring fortify with the commercially available loose preventive silicon sealing However for...

Страница 56: ...less Setting of Open Antenna As illustrated below install the drive block facing the cut portion of the installation base toward the stern This makes it easier to perform the maintenance 1 Referring to the illustration below make holes of 14mm diameter on the installation side of platform 2 Place the Scanner unit at the specified position and fix it with four 12mm stainless bolts included in the i...

Страница 57: ... 0 16 in M10x45 pitch 1 5mm stainless 4 to 9 mm 0 16 to 0 35 in M10x50 pitch 1 5mm stainless 9 to 14mm 0 35 to 0 55 in M10x55 pitch 1 5mm stainless Included in accessories 14 to 19 mm 0 55 to 0 75in M10x60 pitch 1 5mm stainless Installation of Antenna 1 Remove the protective cap covered on the output of the scanner unit rotational shaft 2 Remove four bolts tentatively fixed to the base of the Ante...

Страница 58: ...f the scanner unit lifting upward not to touch the aerial inside 3 pieces of fixing screw 3 Peel off the tape fixing the aerial 4 Remove the shield cover at the stern side 3 pieces of fixing screws Rotating base Flat washer Spring washer Installation bolt Antenna radiatyion side KODEN mark side Antenna Rotating base Remove Protective cap Projection mark Installation of cover 2kW radome Install wit...

Страница 59: ...kings Radome Antenna 4kW 1 Confirm that the power of the scanner unit is turned off Install the antenna cable to the connector J5 at the rear of the Display unit 2 Remove the upper radome of the Scanner unit lifting upward not to touch the aerial inside 4 pieces of fixing screw 3 Peel off the tape fixing the aerial 4 Remove the shield cover at the stern side 4 piece of fixing screw 5 Remove the ho...

Страница 60: ...over as shown in the illustration below 4 markings indicating the screw positions are marked on the upper and lower radomes respectively Install the radome aligning these markings Aerial Stern Radome bottom X12 connect it here Radome bottom Internal shield X11 connect it here Circuit board Installation of 4kW radome antenna cable ...

Страница 61: ... be fixed under the cable holder plate together with lug terminal after removing the edge portion of heat contraction tube of the antenna cable 7 Mount the TR unit after connecting the X1 and X2 connectors removed in 3 by fixing bolts 8 7 pin connector shall be connected to X11 of the TR unit 9 pin connector to X12 9 Antenna cable shall be clamped onto the TR unit Please make sure the antenna cabl...

Страница 62: ...Connection Diagram 2kW Radome Antenna RB714A 4kW Radome Antenna 4kW Open Antenna RB715A RB716A Antenna GND terminal Display Unit Violet Blue Yellow Shield Shield Shield Shield Violet Blue Yellow Shield Shield Shield Blue Blue No Remark No Remark No Remark GDN GND GND ...

Страница 63: ...tandard Compass Steering Compass 1 1m 0 5m Desktop Installation 1 Remove two knob bolts fixing the display unit to the bracket 2 Remove the display unit from the bracket and place it on the stable flat place 3 Place the bracket on the position where the display unit will be installed and fix the bracket with five 5mm screws 4 Place the display unit on the installation bracket and fix the display u...

Страница 64: ... on the desktop the maintenance space shown in the illustration below is required for cable lay out plugging in out of connector fuse replacement and bolt tightening Unit mm inch 100 3 15 16 3 15 16 9 29 64 240 100 Flush mount Installation Threading hole Unit mm inch 220 8 21 32 ...

Страница 65: ...front frame Refer to the illustration below 5 Connect all of the connectors for power antenna and others to the main unit 6 Insert the indictor in the place square hole and fix it with four pieces of 4mm tapping screw or M4 pan head screws Prepare 4mm screws suited for thickness of the installation part 7 Install the front frame removed in step 4 5 4 Adjustment after Installation Before setup conf...

Страница 66: ... equipment and CCD camera are provided connect also the cables of these equipments To J3 To J2 To J1 To J4 To J5 To J7 to J6 receiver AIS GND 10 8 31 2 VDC White Black Gray Display unit MRD 103 Standard product Optional product Product prepared by a user CW 265 2M CW 576 0 5M CW 405 0 3M CW 561 10M CW 376 5M Antenna scanner unit GND To POWER Remote display Navigation equipment Navigation equipment...

Страница 67: ...S BP SHF SHIP S J5 Pin Assignment of Rear Connector The pin assignment is viewed from the rear of the display unit AIS Input Slave display NMEA IEC61162 Input Output NMEA IEC61162 Input Output Antenna scanner unit External monitor External buzzer CCD camera Input Power Input AISIN Camera1 input Camera1 GND Not used Not used Not used Not used Not used ...

Страница 68: ...1 Prepared by a customer Use the CW 376 5M Optional when installing the AIS receiver For connecting any equipment one end of the CW 376 5M is left un treated Prepare a connector suitable for the equipment you desire to connect The connection cable CW 376 5M consists of six core wires and the shield wire around them A signal is inputted from the orange AISIN and black AISIN wires For the CW 376 5M ...

Страница 69: ...illustration below Structure of CW 376 5M GND Blue NMEA TX White To navigation equipment NMEA TX Red NMEA RX Orange NMEA RX Black 12V OUTPUT Green In only J3 12V is outputted Caution Insulate the un used lead wires by winding them with an insulation tape not to contact each other Connection of External Buzzer and External Monitor J6 Prepared by a customer When installing an external buzzer or exte...

Страница 70: ...ces shown on the table below can be received In NMEA0183 versions 1 5 2 0 and 3 0 inputting is possible Information Priority of Sentence Latitude Longitude GGA RMC RMA GNS GLL Heading HDT HDG HDM VHW RMC RMA VTG Ship speed RMC RMA VTG VHW WPT BEC BWC BWR RMB Cross Track Error RMB XTE Wind direction MWV MWD Wind speed MWV MWD Water depth DPT DBT Water temperature MTW Output Sentence The TTM and TLL...

Страница 71: ...MDC 900 Series Chapter 6 Attached Table 0093142132 05 6 1 Chapter 6 Attached Table 6 1 Menu Configuration ...

Страница 72: ...Chapter 6 Attached Table MDC 900 Series 6 2 0093142132 05 ...

Страница 73: ...meter 127 4 mm Display resolution 480 x 640 pixels Off centering Maximum up to 66 Echo area 2 types Full screen Inside of effective diameter Distance accuracy 8 m or 1 of range Bearing accuracy 1 or less Basic Range 0 0625 to 24NM 0 0625 to 32NM 0 0625 to 48NM Range scales 0 0625 0 125 0 25 0 5 0 75 1 1 5 2 3 4 6 8 12 16 24 32 and 48 NM MDC 921 up to 24NM MDC 941 up to 32NM MDC 940 up to 48 NM Ran...

Страница 74: ... of humidity 93 3 at 40 C Water Protection IPX5 Display Unit CFR 46 RB714A IPX6 RB715A RB716A Vibration Resistant When the following vibration is applied to equipment respectively under specified condition its performance should not be affected From 2 5Hz up to 13 2Hz vibration width 1mm 10 Maximum acceleration 7m s2 constant at 13 2Hz From 13 2Hz up to 60Hz Maximum acceleration 7m s2 constant Dim...

Страница 75: ...MDC 900 Series Chapter 6 Attached Table 0093142132 05 6 5 6 3 External View ...

Страница 76: ...142132 05 Unit mm inch 100 3 15 16 3 15 16 9 29 64 240 100 Dimension drawing of table installation 240 9 29 64 8 21 32 220 224 Unit mm inch 8 5 32 Hole for installing 4 4mm screw R25 63 64 Threading hole Dimension drawing of flush mount installation ...

Страница 77: ...00 Series Chapter 6 Attached Table 0093142132 05 6 7 RB714A Unit mm inch Weight 6kg RB715A Unit mm inch Weight 10kg 220 8 11 16 448 17 5 8 443 17 7 16 Bow Bow 636 25 1 16 255 10 1 16 636 25 1 16 660 25 63 64 ...

Страница 78: ...ter 6 Attached Table MDC 900 Series 6 8 0093142132 05 RB716A Unit mm inch Weight 21kg RW701A 03 22kg RW701A 04 1034 RW701A 03 1346 RW701A 04 450 17 3 4 Bow 220 8 11 16 390 15 3 8 234 9 3 16 280 11 104 4 1 8 ...

Страница 79: ...rnate Up to thousands of pulse waves are transmitted and received during one 360 degree rotation The typical radar antenna is a parabolic type or slotted array and its performance is essential for good radar performance Some of factors affecting the quality of the target returns are the antenna beam width and the side lobe level The narrow beam width provides a high resolution for angular orientat...

Страница 80: ... an object such as sand a sandbar and muddy cay poor radar targets Since the distance from the coastline etc to your ship on a radar image to be seen as longer than that from the actual coastline more caution should be used navigating around such objects Seen Not seen 3 1 HU Coastline on radar image Actual not seen coastline Figure 7 4 Example of targets hard to be reflected Radar shadow Since the...

Страница 81: ...l image 3 1 HU Real image Virtual image Figure 7 5 False image by virtual image Duplicate target images When there is a big reflective surface nearby and perpendicular at a close distance i e when your ship is passed by a big ship etc radio wave bounces repeatedly between your ship and the other ship Therefore 2 to 4 images may appear at equal range in the direction of this target The false image ...

Страница 82: ... a weather conditions a duct occurs by the temperature inversion etc In this case the unusual propagation of the radio wave may reach distant targets out of radar range A target at more than the maximum range may appear as an image and may be displayed as a false image closer than an actual distance This phenomenon is a result of the long range echo delay time exceeds the transmission period and i...

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