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MDC-1840BB/1841BB/1860BB/1810BB/1820BB Series Chapter 9

Operation Manual

MAINTENANCE

93142122-07

Contents

Chapter 9

Maintenance

Contents

Page No.

9.1 Periodic inspection and cleaning............................................. 9-1

9.1.1

Monthly check ..................................................................................... 9-1

9.1.2

Yearly check ........................................................................................ 9-1

Summary of Contents for MDC-1810BB

Page 1: ......

Page 2: ...e notified body and is in conformity with the standards EN 6094 EN 6225 ITU R R 5 2002 Clauses 9 10 12 2 2004 Clauses 4 8 4 33 5 8 5 33 and Annex D ecommendation RM 1177 and complies with the essentia...

Page 3: ...otified body and is in conformity with the standards EN 6094 EN 6225 ITU R R 5 2002 Clauses 9 10 12 2 2004 Clauses 4 8 4 33 5 8 5 33 and Annex D ecommendation RM 1177 and complies with the essential r...

Page 4: ...22 04 02 06 04 Chapter 3 4 10 Added Auto tune adjustment NMEA formatter 5 93142122 05 09 09 04 Chapter 6 4 1 7 SERIAL Chapter10 4 5 PIN NO 6 93142122 06 22 02 05 Chapter 1 Chapter 6 9 Added 7 00931421...

Page 5: ...s accept that RF power density levels below 100 W m2 cause no significant RF hazard Distance vs specified RF Power Density Level Power antenna length 100 W m2 10 W m2 4 KW 2 ft Aerial 0 80 m 2 54 m 4K...

Page 6: ...have turned the power switch off Wait at least five minutes or discharge them to ground before starting your inspection Make sure the main power supply is OFF To prevent an electrical injury due to e...

Page 7: ...High Voltage mark Prohibition mark To handle the equipment ignoring this sign may lead to fatal damage or injury to human body Warning To handle the equipment ignoring this sign may lead to injury to...

Page 8: ...nformation you require The titles and contents of each chapter are as follows Chapter 1 General Descriptions Outline of the equipment Equipment category EMC compliance statement System configuration S...

Page 9: ...procedure Setting up after installation Setting up option Chapter 5 Basic Operation Introduction Control panel layout Operating controls Getting started Basic radar operations Chapter 6 Using The Men...

Page 10: ...Servicing Information required for service Self diagnosis functions provided Trouble shooting On board servicing Chapter 9 Maintenance Periodic inspection and cleaning Chapter 10 Technical References...

Page 11: ...eration Manual General Descriptions 93142122 07 Contents Chapter 1 General Descriptions Contents Page No 1 1 Outline of the equipment 1 1 1 2 Equipment category 1 1 1 3 EMC compliance statement 1 1 1...

Page 12: ...or MDC 1810BB or 25 kW For MDC 1820BB type The 4 foot and 6 foot aerials are encapsulated in a water sealed durable plastic case The transceiver unit is contained in a waterproof aluminum case 1 2 Equ...

Page 13: ...s MDC 1840BB Component Unit Sub unit Type name Antenna Unit Not assigned Aerial 3 foot RW701A 03 Aerial 4 foot RW701A 04 Transceiver RB716A 4kW Processor Unit MRM 100 Operation Unit MRO 100 MDC 1841BB...

Page 14: ...0 MDC 1820BB Component Unit Sub unit Type name Antenna Unit Not assigned Aerial 4 foot RW701A 04 Aerial 6 foot RW701A 06 Transceiver RB719A 25 kW Processor Unit MRM 100 Operation Unit MRO 100 1 5 Soft...

Page 15: ...nit Type RB716A 4kW RB717A 6kW RB718A 12 kW or RB719A 25 kW Gyro Log Interface Type KSA 08A Option Bearing Signal LOG Signal Gyro Power Supply 11 40 VDC Figure 1 1 System configuration of MDC 1840BB 1...

Page 16: ...B Series Chapter 2 Operation Manual Equipment Supplied 93142122 07 Contents Chapter 2 Equipment Supplied Contents Page No 2 1 Standard equipment list 2 1 2 2 Spare parts list 2 2 2 3 Installation mate...

Page 17: ...ts SP 100 See spare parts list Not specified 1 set 9 Installation materials M12 BOLT KIT See installation material list Not specified 1 set 10 Documents MDC 1800BSER OME Operation manual Not specified...

Page 18: ...t 9 Installation materials M12 BOLT KIT See installation material list Not specified 1 set 10 Documents MDC 1800BSER OME Operation manual Not specified 1 MDC 1810BB No Item name Type name Remark Weigh...

Page 19: ...t specified 1 set 9 Installation materials M12 BOLT KIT See installation material list Not specified 1 set 10 Documents MDC 1800BSER OME Operation manual Not specified 1 2 2 Spare parts list MDC 1841B...

Page 20: ...length Q ty 1 Gyro Log Interface KSA 08A Built into the display unit Not specified 2 ATA MRE 300 Built into the display unit Not specified 3 AIS Interface AIS 100 Built into the display unit Not speci...

Page 21: ...nt Supplied 93142122 07 2 5 242J159098C 20M 20 m 242J159098D 30M 30 m 9 Connecting cable in extra length for RB716A RB717A RB718A RB719A 242J159098E XM See NOTE Connectors attached on both ends 100 m...

Page 22: ...3 Technical Specification Contents Page No 3 1 Antenna specification 3 1 3 2 Display specification 3 1 3 3 ATA specification Option 3 2 3 4 AIS specification Option 3 2 3 5 Serial data and sentence us...

Page 23: ...rt pulse 0 08 s 2000 Hz 0 08 s 4000 Hz 0 08 s 2000Hz M1 Medium 1 pulse 0 25 s 1500 Hz 0 25 s 2000 Hz 0 3 s 1300Hz M2 Medium 2 pulse 0 8 s 600 Hz 0 5 s 1000 Hz 0 6 s 800Hz L Long pulse 0 8 s 600 Hz 1 0...

Page 24: ...applicable to EPA only Minimum detectable range 20 meters at 1 8 nm range Range resolution 20 meters at 1 8 nm range Range data accuracy 70 meters or 1 of the range scale selected whichever is the gre...

Page 25: ...0183 ver 2 30 Sentence BWC GGA GLC GLL HDT RMB RTE VBW VDR VHW VTG WPL 3 6 Power Supply Mains Input Voltage 24 VDC 32 VDC Input Voltage Tolerance 10 8 VDC 41 6 VDC for MDC 1840BB 1841BB 1860BB 1810BB...

Page 26: ...e Humidity Antenna 25o C 55o C 70o C 93 3 at 40o C Processor 15o C 55o C 55o C 93 3 at 40o C 2 Vibration 2 5Hz up to 13 2 Hz Amplitude 1mm 10 Maximum acceleration 7m s2 at 13 2Hz 13 2 Hz up to 100Hz M...

Page 27: ...MDC 1840BB 1841BB 1860BB 1810BB 1820BB Series Chapter 3 Operation Manual Technical Specifications 0093142122 08 3 5 Unit in mm inch Figure 3 1 External dimensions of the Antenna unit RB715A...

Page 28: ...Chapter 3 MDC 1840BB 1841BB 1860BB 1810BB 1820BB Series Technical Specifications Operation Manual 3 6 0093142122 08 Figure 3 2 External dimensions of the Antenna unit RB716A...

Page 29: ...MDC 1840BB 1841BB 1860BB 1810BB 1820BB Series Chapter 3 Operation Manual Technical Specifications 0093142122 08 3 7 Antenna unit Figure 3 3 External dimensions of the Antenna unit RB717A RB718A...

Page 30: ...Chapter 3 MDC 1840BB 1841BB 1860BB 1810BB 1820BB Series Technical Specifications Operation Manual 3 8 0093142122 08 Figure 3 4 External dimensions of the Antenna unit RB719A...

Page 31: ...1820BB Series Chapter 3 Operation Manual Technical Specifications 0093142122 08 3 9 Figure 3 5 External dimensions of the Processor unit MRM 100 Processor unit Figure 3 6 External dimensions of Operat...

Page 32: ...ocedure 4 3 4 6 1 Installing the Transceiver Unit 4 3 4 6 2 Fitting the Aerial 4 4 4 6 3 Connecting the cable 4 5 4 6 4 Installing the Processor Unit 4 6 4 6 5 Installing the Operation Unit 4 8 4 6 5...

Page 33: ...1 4 8 2 1 Connecting the Remote Display 4 21 4 8 2 2 Required set up 4 21 4 8 2 3 Possible operation on Remote Display 4 21 APPENDIX 1 4 24 Installation of the ATA module MRE 300 4 24 Installation of...

Page 34: ...are contained in the package If not report this to the insurance agent for tracing missing goods or refund 4 3 Inspection of each component unit and accessories Carefully check the exterior of each c...

Page 35: ...ood observation to radar screen and outside environment 4 Locate the display so that it provides easy viewing from all likely operator s positions 5 Select a position safe and free of dampness water s...

Page 36: ...d servicing Also take note of the precautions detailed in paragraph 4 4 1 when you attempt to install the antenna unit 1 Drill four fixing holes of 14 mm 12 mm for Radome diameter on the fitting surfa...

Page 37: ...Operation Manual 4 4 0093142122 11 Figure 4 2 Details of the base fixing Fix four screws Mount base Washer Spring washer M10 Hexagonal bolt Radome bottom Chassis Included Radome scanner Ship s headin...

Page 38: ...g base 2 Fit the aerial on to the rotating base Orient the aerial front face the company logo printed on it to the direction to which two arrow marks on the rotating base point 3 Fix the aerial with f...

Page 39: ...unit with screws on the fixing plate Attach the 7 pin connector to X11 and 9 pin connector to X12 of the printed circuit board 6 Replace the aluminum cover Lay the cable shield into the channel machin...

Page 40: ...stallation 0093142122 11 4 7 Fix connector on PCB X11 X12 Antenna Stern side Shield cover Cable shield Radome bottom Fixing plate Rubber ring Interconnecting cable X12 Connect here Radome bottom PCB I...

Page 41: ...through to the inside of the antenna unit 5 Slide the rubber sealing washer and retainer plate onto the cable 6 Fix the cable retainer plate over the dressed braid using three fixing bolts 7 Fix the...

Page 42: ...ange Larger 12V 40V Red Larger 4 4 Yellow GND 40V Yellow Larger 5 5 Braid DATA RTN 40V RTN Green Larger 6 6 Red Coax DATA 40V RTN Blue Larger 7 7 8 Brown Coax BP SHF P2 9 Braid BP SHF RTN Description...

Page 43: ...the following procedure for installation 1 Determine the location observing the precaution given in Para 4 4 2 2 Place the Processor Unit onto the position where the unit is installed and fix it usin...

Page 44: ...screwdriver into a gap between the cover and the operation unit Apply gentle pressure to gradually pry the cover off the unit The screw cover comes off easily by sliding it upward 2 Remove the mountin...

Page 45: ...stallation Operation Manual 4 12 0093142122 11 Screw cover 4 positions Operation unit M5 5 mm tapping screw 4 positions Mounting bracket M5 5 mm Screw 4 positions Figure 4 10 Mounting the Control unit...

Page 46: ...e the mounting bracket from the Control Box 2 Remove a screw cover which is fitted on each corner of the Control Box front face 3 Put the Control Box and connecting cable into the aperture and connect...

Page 47: ...ation Manual 4 14 0093142122 11 Figure 4 13 Removing the Operation Unit from the Mounting Bracket Mounting bracket Operation Unit Screw covers 4 pcs M4 screws 4 pcs Figure 4 14 Installing the Operatio...

Page 48: ...DATA 1 2 3 No 1 Shield No 2 OUT A N0 3 OUT B No 4 IN A No 5 IN B No 6 GND Data connector pin assignment Gyro Log Connections Pin No NAME SYNC STEP 1 S1 X X 2 S2 X X 3 S3 X X 4 R1 X NC 5 R2 X NC 6 COM...

Page 49: ...PCB E47 700 as shown below 4 6 8 Ferrite core assembling for Power cable Loop the power cable around the ferrite core three turns at position of 40 cm from the connector as shown in figure 4 17 1 2 3...

Page 50: ...MDC 1840BB 1841BB 1860BB 1810BB 1820BB Series Chapter 4 Operation Manual Installation 0093142122 11 4 17 Figure 4 17 Ferrite core assembling for Power cable Ferrite core Connector...

Page 51: ...of the first power on the radar after installation or leave the radar switched off for a long period MAGNETRON HEATER CURRENT ABNORMAL or MAGNETRON CURRENT ABNORMAL If the message is indicated on the...

Page 52: ...iming SYSTEM MENU SYSTEM SETUP DELAY Adjusts the transmission delay time in order to match the timing of radar transmission and the start of the radar sweep In practice refer to the following figures...

Page 53: ...r when a need is arisen to change these settings use the following procedures Resetting must be carried out in the following order 1 Manual GAIN setting 2 STC Height setting 3 Manual STC setting When...

Page 54: ...the sea clutter until some residual clutter speckle is shown 5 Turn the SEA control either clockwise or counterclockwise to see the effect of the STC If the effect is uniform in both long and short r...

Page 55: ...2 per DISP ECHO IR OFF and press the ENT key 5 Set SEA GAIN and RAIN to MANUAL mode 6 Set SEA to 10 notch Maximum 7 Go ADJUST PRESET SEA MANUAL and display the numeral entry window 8 Press the Joysti...

Page 56: ...11 4 23 GAIN SEA HEIGHT Setting Record sheet GAIN setting SEA Range scale Pulse length Initial New Initial New 96NM 72or64NM LP 48NM LP 24NM LP 12NM LP 12NM M2 6NM M2 6NM M1 3NM M2 3NM M1 1 5NM M1 1...

Page 57: ...ith the connecting cable CW 561 10m as shown in Figure 4 15 4 8 2 2 Required set up Set the RADAR STATUS SELECT MENU setting to INDEPENDENCE SLAVE the display unit will operate with the radar signal s...

Page 58: ...by higher transmission rate video being supplied from the master display 1 On the contrary when the master display is set to long range and remote display to short range the remote display screen will...

Page 59: ...Operation Manual 4 26 0093142122 11 Pin No NAME 1 VIDEO OUT 2 TRIG OUT 3 GND 4 AZIP OUT 5 SHF OUT 6 GND 7 VIDEO IN 8 TRIG IN 9 GND 10 AZIP IN 11 SHF IN 12 12Vdc Not used 1 2 3 4 5 6 7 8 9 12 10 11 Pin...

Page 60: ...lugs into the receptacle J705 on the Main Logic PCB 3 Fix the module using the four 3 mm fixing screws prepared in the ATA module kit Installation of the AIS module AIS 100 The AIS module AIS 100 is i...

Page 61: ...at the transponder side This processing is necessary to prevent the AIS alarm message from being shown mistakenly on the display Installation of the Gyro Interface module KSA 08A The Gyro Interface m...

Page 62: ...es to the Main Logic PCB Cable connecting list No KSA 08A E47 510A Main Logic PCB E47 700 1 J512 J708 2 J515 J707 3 J517 518 J718 GYRO connector pinouts and cable color coding designaltion Cable type...

Page 63: ...ration Manual 4 30 0093142122 11 Figure A 2 Fitting ATA AIS and Gyro Interface modules into Main Logic PCB ATA MRE 300 PCB module E35 703 Main Logic PCB E47 700B AIS 100 PCB module E47 720 Main cabine...

Page 64: ...A White 3 OUT B Red 4 IN A Orange 5 IN B Black 6 GND Green REMOTE connector pinouts and cable color coding designaltion Cable type name Port name Pin No Signal name Color code CW 561 10M REMOTE 1 VIDE...

Page 65: ...0 typ Viewable angle deg 80 85 85 Input signal Analog RGB Analog RGB Analog RGB Power supply 10 36 VDC option 21 32 VDC 24 VDC Appliable technical std IEC 60945 Ed 3 Yes Yes Yes IEC 60936 1 Yes BSH No...

Page 66: ...1 19 0 Number of dots 1280 x 1024 1280 x 1024 1280 x 1024 Dot pitch mm 0 294 x 0 294 0 2805 x 0 2805 0 294 x 0 294 Effective diameter mm 282 44 269 28 282 24 Contrast ratio 500 1 350 1 500 1 Light in...

Page 67: ...RAIN control 5 11 5 5 6 Bearing measurement using a single EBL 5 11 5 5 7 Bearing measurement using two EBLs 5 11 5 5 8 Range measurement using Range Rings 5 12 5 5 9 Range measurement using VRM 5 12...

Page 68: ...All controls and key switches are grouped for respective functions Figure 5 1 Control panel layout 5 3 Operating Controls All necessary radar controls and functional settings can be made on the displa...

Page 69: ...h functions as a transmission switch To temporarily stop the transmission press the STBY TX key again The system returns to standby mode The RANGE key changes the range scale A press of the key or key...

Page 70: ...HARBOR STC that provides a preset Anti clutter sea effect optimized for narrow areas The AUTO1 and AUTO2 STC provides a hands free Anti clutter sea effect The mode will display as AUTO1 AUTO2 HARBOR...

Page 71: ...ond VRM and Parallel Index Line PI feature are ON this key is used to select these markers in the following cyclic order First press 1st VRM Second press 2nd VRM Third press Parallel Cursor Subsequent...

Page 72: ...picture to the screen center The DATA DISP key is used to show navigational information on the upper right of the screen Every press of the key displays the following information in sequence First pre...

Page 73: ...in conjunction with the TARGET key to cancel a plotted target For detail refer to Para 6 6 1 Operation of EPA or Para 6 7 1 Using ATA The ACQ key is used in the EPA ATA function in conjunction with th...

Page 74: ...key is used to momentarily remove the Heading Line from the screen When the key is pressed and held the Heading Line will be removed and when released it appears again The AUDIO OFF key is used to tem...

Page 75: ...Anti clutter RAIN z Bearing measurement with EBL and two EBLs z Range measurement with VRM and two VRMs z Picture off centering z Selection of presentation mode z Guard Zone Alarm z Control panel bril...

Page 76: ...s 1 Tuning bar graph tuning mode display 2 Screen EBL VRM offsets display 3 Guard zone position Range Bearing 4 Trail length in time 5 Bearing Speed Data signal source names 6 Tidal data track mode 7...

Page 77: ...in control The GAIN control is used to change the receiver gain The gain control can be switched to manual or auto mode by ADJUST ADJUST MENU When the equipment is turned on at first the gain control...

Page 78: ...er RAIN control can be switched to either a manual or auto mode by ADJUST ADJUST MENU When first turned on the anti clutter RAIN function is defaulted to manual mode To set the auto RAIN clutter contr...

Page 79: ...l display indicating that VRM is active 2 Rotate the VRM control to measure the distance to a target Always place the VRM on the right front of the target 3 To erase the VRM select OFF from the DISP M...

Page 80: ...ar picture will be moved to the specified point 3 A further press of the key will reset the picture to the center position 5 5 13 Selection of presentation mode The following four kinds of presentatio...

Page 81: ...repeat the display To achieve the True Motion display a bearing sensor and a speed sensor must be connected to the radar system to provide true bearing and true speed information 000 0 REL North Up Re...

Page 82: ...of the Guard Zone Reference drawing Figure 5 4 The outline of the Guard Zone Alarm 4 Press the EBL SEL key and rotate the EBL control to set up the width of the alarm zone An arrow mark will be shown...

Page 83: ...s position waypoint position and the distance and bearing to a waypoint can be shown on the screen Press the DATA DISP key to display this data on the screen Each press of the DATA DISP key changes th...

Page 84: ...p s position in latitude longitude and waypoint position in bearing and distance OWN SHIP L L WP L L Own ship s position and waypoint position in latitude longitude grid OWN SHIP S POSITION DISPLAY WA...

Page 85: ...etectable range may be reduced This situation is likely to occur in the Polar Regions or in warm current waters where cold air from the Polar Regions flow over the sea surface Super refraction When th...

Page 86: ...l horizontal beam width 2 Range discrimination The range discrimination is defined as the minimum distance where two different targets situated in line on the same bearing are shown separated The rang...

Page 87: ...ot because it has a small echoing area z The hill located on the starboard in the bearings of 90 deg to 130 deg has a deep forest zone and its echoing area is large It is represented as wide spreading...

Page 88: ...ide lobes To reduce these false echoes reduce the gain slightly or apply A C sea control Height of antenna affects the short range target detection If the antenna is mounted too high the radar beam ma...

Page 89: ...is in distress a signal will be automatically emitted from the SART so that other ships and or aircrafts can identify its location When your ship carrying the X band radar comes within 8 miles of a sh...

Page 90: ...ng 1 nm or more beyond the SART position Within 1 nm of the SART position Beam width of the radar signal received SART position Current position Bandwidth of the radar Signal received Slow sweep signa...

Page 91: ...MARK 6 6 6 2 1 1 VRMs and EBLs 6 6 6 2 1 2 VRM Unit 6 7 6 2 1 3 RANGE RINGS 6 7 6 2 1 4 BRG TRUE REL Bearing True or Relative 6 7 6 2 1 5 STERN MKR Stern Marker 6 7 6 2 1 6 CURSOR L L Cursor Position...

Page 92: ...NE Auto Tune Preset 6 12 6 3 2 2 MANUAL TUNE Manual Tune Center Preset 6 12 6 3 2 3 GAIN AUTO MANUAL Gain Preset 6 13 6 3 2 4 SEA AUTO MANUAL HARBOR STC Preset 6 13 6 3 2 5 RAIN AUTO MANUAL FTC Preset...

Page 93: ...rm System Test 6 22 6 4 3 2 ATA TEST ATA Tracking Test Mode 6 22 6 4 3 3 Hour Meter 6 23 6 5 MAINTENANCE MENU 6 23 6 5 1 ANTENNA 6 23 6 5 2 OPTION 6 23 6 6 Operation of the EPA 6 24 6 6 1 Using the EP...

Page 94: ...a display 6 34 6 8 4 AIS target symbols 6 35 6 9 Operating the Interswitch 6 37 6 9 1 Outline of Interswitch 6 37 6 9 1 1 System Diagram 6 37 6 9 2 System Setting Modes 6 38 6 9 2 1 NORMAL 6 38 6 9 2...

Page 95: ...ordinary operations This menu provides operational sub menus for adjustments and presets for the screen display including video contrast controls for radar markers alpha numeric characters presetting...

Page 96: ...k up or down to select a status or parameter of the item selected When the parameter is numerical the numerical keypad can be used for the selection 10 Press the ENT key to fix the selection 6 1 RADAR...

Page 97: ...Speed indication LOG or DOLOG LOG Magnetic Log or Mechanical Log DOLOG Doppler Log NOTE This item is for display only To change the selection go to SYSTEM I O SETUP SEA STAB SPD or GND STAB SPD Indic...

Page 98: ...epth NOTE K means the depth from the Keel W means the depth from Water surface WATER TEMP Water Temperature 6 1 6 Vector Time The vector indication mode can be set with the TRUE REL key A vector time...

Page 99: ...19 9 NM ATA TCPA 1 Minute to 63 min AIS LIM CPA 0 NM to 19 9 NM AIS TCPA 1 to 63 min Indication Meaning Selection LIM CPA Limit for CPA NM 0 to 19 9 NM TCPA Limit for Time to CPA Min 1 to 63 Min 6 1 8...

Page 100: ...and vectors 6 2 1 1 VRMs and EBLs VRM 1 and 2 EBL 1 and 2 and PI Parallel Index Line can be set with the menu 1st VRM Variable Range Marker No 1 OFF ON 2nd VRM Variable Range Marker No 2 OFF ON 1st E...

Page 101: ...L Cursor Position OFF ON Latitude Longitude 6 2 2 ECHO Echo Menu The ECHO menu has various functions associated with radar echo presentations and signal processing as described below 6 2 2 1 TRAILS E...

Page 102: ...t Screen The screen color can be changed according to the lighting conditions as required Indication Meaning Selection DAY NIGHT Day Night screen color NIGHT DAY NIGHT Echoes in green with red charact...

Page 103: ...AR sign and press the ENT key Indication Meaning Selection TARGET ALL CLR All plotted targets cleared None 6 2 3 4 ID DISP ID Number Display When this item is set to ON the target number is indicated...

Page 104: ...ing Selection TM RESET True Motion Center Reset No choice 6 2 3 9 PAST CRS Own Ship s Past Course When this function is selected the course own ship has traveled past is displayed in a line form plott...

Page 105: ...ALIGN d LAT Manual Navigation Alignment 1 000 to 1 000 d LON 1 000 to 1 000 6 3 1 3 RADAR SENSITIVITY Selecting Auto Man Receiver Functions Indication Meaning Selection AUTO SELECT Auto Function Sele...

Page 106: ...matic tuning function Use the following procedure to do 1 Prior to presetting the AUTO TUNE open the DISP ECHO menu and set TUNE to AUTO 2 Highlight AUTO TUNE in the ADJUST PRESET menu and press the E...

Page 107: ...to preset the effect of AUTO STC Anti Sea Clutter Once set the sea clutter echo will be reduced to a predetermined level providing constant effect of Anti Sea Clutter even if the sea state varies Sel...

Page 108: ...et Detection Level Indication Meaning Selection TARGET LEVEL Target Detection Level 1 to 8 This function is used to set the signal level to be supplied to the ATA system Use the following procedure to...

Page 109: ...election SEA STAB SPD Water Speed Input MAN PULSE VHW VBW NOTE for NMEA sentences VHW and VBW When the VHW sentence is selected the Doppler Log or a speed log Magnetic or Mechanical can be selected ac...

Page 110: ...eed stabilized over ground See the following table SET DRIFT Set The direction towards which See the following table current flows Drift The speed of a current Table 6 2 Combinations of GND STAB SPD a...

Page 111: ...200 400 and 500 pulses nm Indication Meaning Selection LOG PULSE Log pulse count for 1 NM 100 200 400 500 6 4 1 6 GYRO Gyro Gear Ratio This menu is used to set up the gyro gear ratio used which is fe...

Page 112: ...This function is used to adjust the transmission delay time in order to coincide the radar transmission timing with the start of the radar sweep In practice the Figure 4 7 in Chapter 4 illustrates the...

Page 113: ...ection This function is used to set the most suited Anti Clutter Sea control law that corresponds to the height of a radar antenna from the sea level The variable range of the figure is 1 to 9 which d...

Page 114: ...99 6 4 2 10 ALARM MODE Alarm Zone Set Mode This menu is used to set up the alarm zone shape Indication Meaning Selection ALARM MODE Alarm Zone Set Mode VARIABLE FIXED Selectable alarm zones are as fol...

Page 115: ...R An entire radar screen can be shifted to any point within 66 of the screen radius OPPOSITE An entire radar screen can be shifted downwards by 66 of the screen radius 6 4 2 13 GYRO LOG Own ship s inf...

Page 116: ...audio alarm sounds if the BUZZER OFF status is activated 6 To cancel the ALARM TEST function set the ALARM TEST to OFF or set the radar to standby mode once and then transmit again 6 4 3 2 ATA TEST A...

Page 117: ...Items shown Meaning Normal indication range TUNE LEV Tuning Level Indicator 10 to 20 TUNE VOL Tuning Voltage Level Monitor 50 to 240 250V HT 250V monitor 100 to 180 MAG CUR Magnetron Current Monitor...

Page 118: ...h target These include CPA Closest Point of Approach TCPA Time to Closest Point of Approach Ship s speed Ship s course and Ship s vector 6 6 1 Using the EPA Perform the following procedure to use the...

Page 119: ...n the screen Up to 5 plots are available When the 6th plot is entered plot 1 will be deleted automatically Closest point to own ship CPA TCPA Target ship Vector Figure 6 4 Definition of CPA and TCPA F...

Page 120: ...n the screen will be automatically deleted 6 6 5 Explanation of the EPA terms TARGET ID The target ID number can be tagged on each displayed target from 1 to 10 AGE The time elapsed from when a target...

Page 121: ...ently plotted will be deleted LIMIT CPA TCPA This is a warning limit of CPA and TCPA If the CPA and TCPA figures exceed the set up limit the assigned warning symbols flash and the audio alarm sounds S...

Page 122: ...his is an Unreliable Plot symbol that appears when a target is not plotted over 10 minutes The on screen error message UNRELIABLE PLOT DATA will also appear on the screen In approximately 15 minutes f...

Page 123: ...ght of the screen All operating procedures are also the same as that of the EPA function with one exception i e no second plotting is needed in the ATA system Note If the ATA system gets malfunctioned...

Page 124: ...mark with an ID number shown nearby 3 To acquire a next target press the TARGET key to set the next target ID 4 Repeat step 1 and 2 for other targets up to ID number 9 5 Press the DELETE key to cance...

Page 125: ...ing symbols are used in the EPA functions to notify the operator of a high risk target or invalid plotting These symbols will blink when they are shown This is a CPA alarm symbol that appears when a d...

Page 126: ...e place as the bearing display 6 7 6 2 To set up the depth and width of the Guard Zone Reference drawing Figure 6 7 The outline of the Guard Zone Alarm 4 Press the EBL SEL key and rotate the EBL contr...

Page 127: ...s the other ship s information sent from an external AIS transponder and displays the AIS symbols and data NOTE The AIS transponder transmits own ship s information at certain interval and also receiv...

Page 128: ...o the sleeping target symbol and press ENT key to change it to an activated target symbol Then set the target ID number in the RADAR menu to an associated TARGET ID shown on the screen 6 8 3 AIS data...

Page 129: ...mbols are used Activated Target A target which the AIS user has activated is termed Activated Target and is supplied with an ID number 1 to 64 The vector time and mode are determined with the settings...

Page 130: ...to a lost target the buzzer sounds When a sleeping target changes to a lost target the buzzer does not sound and the symbol will disappear automatically approx 1 minute later NOTE The radar vector gen...

Page 131: ...e of Interswitch Two radar systems can be used for an independent system cross over switched system master slave system or dual control system with the Interswitch function The interswicth function is...

Page 132: ...independent radar system The CONT2 will receive and indicate the radar image with SCAN1 radar signals But the CONT2 could control nothing of the SCAN1 The SCAN2 is idling on this mode The range scale...

Page 133: ...n 1 Press MENU key several times on the standby state The Interswitch setting screen shown below will be displayed on the screen The part indicated as is the item for setting 2 Move the part with the...

Page 134: ...he radar system 2 SLAVE The display unit will operate as monitor An external radar signals will be used for the radar image indication 6 9 3 3 STATUS This item will indicate for each radar status such...

Page 135: ...ATUS STANDBY STANDBY 2 Settings for cross controlled two radars 1st radar display unit CONT1 scanner unit SCAN2 2nd radar display unit CONT2 scanner unit SCAN1 The indication and settings at CONT1 OWN...

Page 136: ...dar display unit CONT2 scanner unit SCAN1 The indication and settings at CONT1 OWN OTHER MODE DUAL DUAL TYPE MASTER SLAVE STATUS STANDBY STANDBY The indication and settings at CONT2 OWN OTHER MODE DUA...

Page 137: ...or Interswitch operation 1 REMOTE cable The radar signals should be cross connected between two radars for Interswitch operation The radar video trigger SHF and azimuth signals are connected each othe...

Page 138: ...intenance mode The maintenance mode can be entered by pressing MODE key when power on 6 9 7 2 heading information offset When both select the NMEA 0183 serial data type and no heading information is c...

Page 139: ...B 6 Gnd DATA 1 pin No Name 1 Shield 2 OUT A 3 OUT B 4 IN A 5 IN B 6 Gnd pin No Name 1 Video Out 2 Trigger Out 3 Gnd 4 Azimuth Out 5 SHF Out 6 Gnd 7 Video Input 8 Trigger Input 9 Gnd 10 Azimuth Input 1...

Page 140: ...tering the Graphic Mode 7 1 7 2 Selecting the Graphic Display DISPLAY ITEM SELECT MENU 7 2 7 2 1 Selecting each item 7 2 7 2 2 NAVLINE 7 3 7 2 3 MAP 7 3 7 3 Registering or modifying the NAVLINE data N...

Page 141: ...1 An example of the graphic display Specifying nodes on each graphic in the latitude and longitude creates both navigations lines and coastlines 7 1 Entering the Graphic Mode Put the radar to standby...

Page 142: ...following procedures 1 Move the Joystick to the right highlighting the OFF sign and press the ENT key The OFF sign will blink accordingly 2 Move the Joystick further to the right to show the blinking...

Page 143: ...ith highlighted NAVLINE sign which is shown in the lower right corner of the screen z Before displaying the NAVLINE you must enter the position signal from the NAVIGATOR EPFS 7 2 3 MAP z The MAP funct...

Page 144: ...VLINE NUMBER 0 POSITION NUMBER LATITUDE N S LONGITUDE E W A0 12o 34 567 N 123o 45 678 E A1 A2 A3 A4 A5 A6 A7 A8 A9 B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 2 Move the Joystick up or down to highlight the number...

Page 145: ...eded move the Joystick left or right to highlight the part for correction and repeat step 7 and after 8 Press the ENT key to fix the entry The blinking alphanumeric data will become stationary 9 To co...

Page 146: ...ter the latitude and longitude coordinates If a correction is needed move the Joystick left or right to highlight the part for correction and enter new data 10 Press the ENT key to fix the entry The b...

Page 147: ...Select a desired mark by pressing a numeric key 0 9 7 Use the N S E W and numeric keys 0 9 to enter the latitude and longitude coordinates If a correction is needed move the Joystick left or right to...

Page 148: ...7 Table 7 5 MARKS USED IN THE MAP No Mark shape Applicable objects 0 Light 1 Lighthouse Aeronautical light Light beacon etc 2 Buoy 3 Large mooring buoy 4 Radio and or radar station 5 Dry rock 6 Awash...

Page 149: ...8 Trouble Shooting And On Board Servicing Contents Page No 8 1 Information required for service 8 1 8 2 Self diagnosis functions provided 8 1 8 2 1 Alarm messages 8 1 8 2 2 Status indicators 8 2 8 3 T...

Page 150: ...or inside the display unit 8 2 1 Alarm messages The following alarm messages will be shown as a result of diagnosis by the built in self check function if the equipment becomes faulty Details are as f...

Page 151: ...isplay unit 8 2 2 Status indicators Two LEDs Light Emitting Diodes are provided on the Logic board fitted inside the display unit These LEDs indicate the operational status of the software and hardwar...

Page 152: ...for service 3 Call for service Table 8 4 Possible faults Description of faults Possible cause of failures Corrective measures Screen is dark 1 Brilliance of the screen is not properly set 2 LCD drivin...

Page 153: ...y part on a module basis The charts are systematically arranged from primary fault analysis to finding a path to a detailed flow chart that follows 1 Fault analysis Y N Go to 3 No display Go to 2 No r...

Page 154: ...ect the polarity Power supply unit is faulty Is the power supply voltage range 21 6 41 6 V correct Set ship s supply voltage within the specified range Is 5V on J602 16 pin correct Is the voltage on J...

Page 155: ...ain Logic PCB is as follows 1 DS1 ON 2 DS2 ON Is the error message ANTENNA NO RESPONSE shown on the screen Main Logic PCB is faulty Is 12V on J701 20 pin and GND normal Disconnect Antenna Connector J1...

Page 156: ...NORMAL shown Go to 9 Antenna faults Radar echo abnormal Main logic board is faulty Is the receiver sensitivity normal throughout the entire range scales Go to 9 Antenna faults Radar echo abnormal Is t...

Page 157: ...et the HDG INPUT to GYRO Perform initial gyro bearing settings Gyro Interface unit is faulty Y Is the power supply voltage within the range 11 40 V specified Set ship s supply voltage within the speci...

Page 158: ...A STB SPD menu to PULSE Y Perform the initial gyro bearing settings Gyro Interface unit is faulty Y Y Is the ship s supply voltage within rated voltage range 12 40 V Is the LOG Gyro Interface unit is...

Page 159: ...and displayed Press and hold the MODE key and turn the radar on This allows maintenance operation On stand by mode press MENU key until SERIAL LINE MONITOR displayed on the screen Check received data...

Page 160: ...aulty connections Operation Unit is faulty Does the radar turn on Are the following connections in Main Logic PCB correct 1 J701 and Power Supply PCB 2 J704 and Operation Unit Press and hold the MODE...

Page 161: ...P13 in Main Logic PCB The display synchronization is unstable 12V line is shorted Disconnect P6 J6 from the Modulator PCB Is the fault removed Disconnect P5 J5 from the Modulator PCB Is the fault remo...

Page 162: ...mal Internal wiring in the Antenna unit or Display unit is faulty Antenna does not rotate Replace the fuse with new one Finished Is the fault N Y N Motor is faulty 1 Can the antenna be rotated manuall...

Page 163: ...ormal Modulator PCB is faulty Internal wirings in the Antenna unit or Power Supply in the Display unit is faulty The photo interrupter chip is faulty The error message HEADING LINE ABNOTMAL is shown I...

Page 164: ...rmal Is any buzz heard from the Pulse Transformer Is 6 3 V applied to the magnetron heater Internal wiring in the Antenna unit or Power Supply in the Display unit is faulty Y N IF PCB is faulty LNFE m...

Page 165: ...module is faulty Y IF PCB is faulty Finished Check for the cable connection between IF PCB J1 and Modulator PCB Is the tuning voltage on J1 3 IF PCB about 2 V Automatic tuning does not function Perfo...

Page 166: ...Manual Trouble Shooting And On Board Servicing 93142122 07 8 17 Poor sensitivity MIC module is faulty N Y The magnetron is faulty N Is the MIC monitor voltage in the following range 30 70 mV Y IF PCB...

Page 167: ...it Details are as follows z Fuse type and ratings Fuse name Shape Dimensions in mm Fuse Type Ratings Main fuse Tubular type 6 3 x 32 Normal Blow 15 A Modulator fuse Tubular type 5 x 20 Normal Blow 0 3...

Page 168: ...B 1860BB 1810BB 1820BB Series Chapter 9 Operation Manual MAINTENANCE 93142122 07 Contents Chapter 9 Maintenance Contents Page No 9 1 Periodic inspection and cleaning 9 1 9 1 1 Monthly check 9 1 9 1 2...

Page 169: ...arly check Check the motor brushes of the antenna unit every 2 000 working hours Replace them if the brushes are less than 6 mm in length Figure 9 1 Details of motor brushes 1 Loosen the four fixing s...

Page 170: ...40BB 1841BB 1860BB 1810BB 1820BB Series Maintenance Operation Manual 9 2 93142122 07 Figure 9 2 Replacing the motor brushes Antenna housing unit Gently turn the screwdriver counter clockwise to remove...

Page 171: ...cking data output sentence detail 10 6 10 3 Radar data output sentence detail 10 7 10 3 1 Own Ship Data 10 7 10 3 2 Radar System Data 10 7 10 4 Interface requirements 10 8 10 4 1 Input requirements 10...

Page 172: ...d while the waypoint without route is not displayed 3 Checksum Checksum is the total of all the EX ORed data between the and asterisk signs BWC Bearing Distance to Waypoint BWC xxxx xxx N S xxxxx xxx...

Page 173: ...e data are entered in 2 out of 5 TD fields Otherwise the fields will be void Start of sentence This field is not used Checksum Sentence format Talker device latitude E East W West Start of sentence Th...

Page 174: ...latitude E East W West Checksum Note for Talker device identifier Only VD Doppler Speed Log is accepted Sentence format Talker device Longitude Water Speed Knots Start of sentence This field is not u...

Page 175: ...e Checksum Start of sentence Total of sentence Message part 6bit field Sentence number Message number Channel number Fill bit Sentence format Talker device Checksum Start of sentence Total of sentence...

Page 176: ...ground VDR invalid magnetic bearing of Tide VDR valid magnetic bearing of Tide COG SOG VTG correction over ground VTG invalid magnetic bearing VTG RMC RMA Own ship s LOP GLC GLC Own ship s L L GNS GGA...

Page 177: ...RA TTM x x x xxx T xx x xxx x T x x x x N xxxx a M hh CR LF Sentence format Talker device Target distance from own ship Target number 0 to 9 Target speed Distance of Closest Point of Approach Target c...

Page 178: ...x x x x x x x x x x x x x x x x x x x x a a hh CR LF Sentence format Talker device Course reference Own ship s speed Checksum Speed units K km h N Knot S SM h Start of sentence Own ship s Heading True...

Page 179: ...value 21 6 to 38 5 V See NOTE or 63 to 77 V Standard Gear ratio 1 360 1 180 1 90 Serial IEC61162 1 via opto isolator LOG Mechanical input PRR 100 200 400 pulse nm Input type opto isolator 5V 5mA Pulse...

Page 180: ...eived Input load 470 150 ohms Device Opto isolator Type TLP113 Toshiba Serial Data output talker side The IEC61162 1 standard signal can be transmitted Device RS422 Driver IC Type LT1791CS Linear Tech...

Page 181: ...0kHz Negative 1 04 s TTL 200 Vertical synchronous signal 60 0Hz Negative 46 9 us TTL 200 R G B Video signal Positive 0 7 Vp p 75 RVD GVD BVD GND R G B Video signal Signal return R G B Video signal out...

Page 182: ...AIS The connector used Type LTWD 08PMMP LC Serial Data input listener side The IEC61162 1 standard signal can be received Input load 94 ohms Device RS422 Driver Receiver IC Type LT1791CS Linear Techn...

Page 183: ...dar remote display When the RADAR STATUS SELECT MENU setting is set to INDEPENDENCE MONITOR the display unit operates with the radar signal supplied from the external radar unit Please read 6 9 Operat...

Page 184: ...l GPS receiver DGPS GP DGPS See NOTE GLONASS receiver GL GLO Global navigation satellite system GN GNSS Integrated navigation IN INS Loran C LC LOR Electronic positioning system SN EPFS Gyro north see...

Page 185: ......

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