Japan Radio Co. RADAR1000MK II, Field Service Manual

Page 1: ...MARINE RADAR EQUIPMENT RADAR1000MKff JMA 1011 FIELD SERVICE MANUAL JRC 3apan Radio Co lid CODE No 7ZPRD0594...

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Page 3: ...SECTION 1 SECTION 2 SECTION 3 SECTION 4 APPENDIX CONTENTS SPECIFICATIONS TECHNICAL DESCRIPTION TROUBLESHOOTING MAINTENANCE PARTS LIST MACHANICAL ASSEMBLY DRAWING SCHEMATIC DRAWING 1 34...

Page 4: ...de lobes 6 Rotation 16 Nautical Miles Less than 25 m on the 0 125 NM range Number of Rings 2 2 2 3 6 6 6 6 4 Less than 25 m Range ring Interval NM 0 0625 0 125 0 25 0 25 0 25 0 5 1 0 2 0 4 0 Better th...

Page 5: ...tion with diode Limiter MIC frontend Center frequency 60 MHz Bandwidth 3 10 MHz Less than 10 dB Linear 187mm 83mm 183mm Approx 1 2 Kg Table Overhead or Flush mount 4 levels quantitized Auto Manual 360...

Page 6: ...e components are all housed within the 12 2 radome The functional Block Diagram appears in Figure 2 2 2 1 RADIATOR The RF PCB radiator forms the main RF transmitting beam for the radar transmitter and...

Page 7: ...l BZ is sent down to the bearing reset circuitry in the display unit and synchronizes the scanner position to the display sweep The BZ signal is sent down to the display together with the Tune indicat...

Page 8: ...le balanced mixer of the MIC The MIC Local Oscillator tuned by the adjustment of the operator s Tune control on the display unit front panel to be 60 MHz higher than the magnetron s operating frequenc...

Page 9: ...ndicator circuit consists of amplifier TR19 detector TR20 and emitter follower TR21 22 TR21 charges Cl10 to the detected signal voltage This voltage is sent to the display unit as a tuning indication...

Page 10: ...e video signals from CD2 and C14 are fed to an amplifier TRl and TRl output video signals are converted to digital pulses by 3 comparator ICs IC12 13 14 The digital video output is then sent to the sy...

Page 11: ...atures The assigned priorities are set in this manner HEADING POSITION SPEED WAYPOINT 2 4 9 POWER SUPPLY 1 Flux Sensor NMEA 0183 HDM HDT HSC sentences 2 Navaid Data NMEA 0183 RMC RMA VTG sentences 1 N...

Page 12: ...to make the INITIAL SETTING and to re enter the parameters previously established by the operator CAUTION In making checks be alert to the high voltage points existing throughout the equipment 3 2 RE...

Page 13: ...3 is the troubleshooting guide and check out procedure TABLE 3 4 shows typical voltages and remittances at significant points throughout the equipment The internal resistance of the tester used in mea...

Page 14: ...unit 4 No picture on the screen Fault of LCD display unit or its drive contact Check DISPLAY Fault of LCD drive contact Fault of video circuit Fault of power supply circuit 5 Range rings on the screen...

Page 15: ...ITY ADJ Fault of video amplifier contact on CMC 970 Fault of receiver unit 8 No VRM or VRM cannot Check DISPLAY be controlled Fault of CCK 773 Fault of main contact CMC 970 9 No EBL or EBL cannot be C...

Page 16: ...surements shall be made with the following display control conditions POWER switch ON RAIN CLUTTER min GAIN max SEA CLUTTER min Ship s power supply is DC 12V STC MIN FTC MIN TUNE CENTER GAIN MAX P S 1...

Page 17: ...2A Jl 3 12 12 12 l 00 TUNV 12 2 00 Tl GS 12 3 0 TIR 12 4 5M VD 12 5 0 VDR 12 6 200 BZ TUNI 12 7 00 PW DISPLAY UNIT Without Inter unit cable connected Measuring Point Resistance 0 Function Jl 1 00 lA...

Page 18: ...play unit Note that voltages from the rectifier unit are always present even if the radar is stopped 4 2 SCANNER UNIT When inspecting the scanner unit of the RADAR 1000 MK II be sure to turn off power...

Page 19: ...AA00033 105 Modulator Receiver PCB CMN 457 106 Motor Assy Ml0l 7BDRD0036B 105 Magnetron V201 5VMAA00073 105 SHM Switch 5KRAA00058 105 Display Unit NCD 3717A 107 Main Control PCB CMC 970 108 109 Contro...

Page 20: ...MTD300768 5 4 Tapping Screw 2 6 x 8 BRTG02286 6 Main Shaft Parts MPGK30454 6 1 Main Shaft MTC300593 6 2 Spur Gear MTV301808 6 3 Spacer MTL307435 6 4 Bearing Holding Board MTD300782 6 5 Bearing BRGKOS...

Page 21: ...Screw C Type 4 x 35 BSNC04035B 26 Sems Screw C Type 4 x 8 BSNC04008B 27 Sems Screw C type 3 x 12 BSNC03012B 28 Screw With Flange BRTG06040 29 Sems Screw C Type 3 x 6 BSNC03006S 30 Snap Ring E type BS...

Page 22: ...12 r 1 6 1 j 6 I 6 6 e I I 6 2 I 6 7 1 i 2 L 6 4 1 6 5 I 30 I e 6 3 20 S 6 5 33 r 1 Lt _ a 32 I ______ 2 3 20 34 31 _____ NKE 1053...

Page 23: ...0171 9 Cap MPPK30372 10 Packing MTT304002 11 Waterproof Sheet MPXP30307 12 Cover MTV303727 13 Hook Board MTV303728 14 PCB CMC 970 15 PCB CCK 773 16 LCD Module 17 Tapping Screw 3 x 12 BS BRTG03233 18 T...

Page 24: ...22 34 I l M I 0 0 z...

Page 25: ...SCANNER UNIT NKE 1053 INTERCONNECTION DIAGRAM OF RADAR 1000 MK II INTERNAL CONNECTIONS OF SCANNER UNIT NKE 1053 CIRCUIT DRAWING OF MODULATOR RECEIVER CMN 457 INTERNAL CONNECTIONS OF DISPLAY UNIT NCD 3...

Page 26: ...ion 20m CFQ8768 20 option IE 187 1 1 D D e _____ e 11 Ii FORWARD l I I ZSJIJ CABLE INLET 4 M6 22mm DEEP m O l e l CONNECTORS X C I I t SHIP S MAINS tr 4 5 5 l_ _______J MOUNTING DIMENSIONS POWER CABLE...

Page 27: ...pprox 1 2kg _ 83 124 5 UNIT mm 1 mm 1125 4inch Fig 102 Display Mounting Dimensions _ J I COLOR WHITE MASS Approx 4kg CJ CJ J M6 4 PLACES 22mm DEEP FORE CABLE INLET CJ O UN IT mm 1 mm 1 25 4inch Fig 10...

Page 28: ...V AID GRN SCANNER UNIT NKE 1053 COMPASS BLU s COMPASS WHI D 1 1 E j Pl 0 N s FT 1 IA s J D T BLU 2A j Pl T 0 12V 0 IA T RED s 2A T BLU ti PW GRN i I I P2 p VD COAX YEL TUNV TQ 1 1 VDR TI GS p TIR GSR...

Page 29: ...R 0 Vt O VOR O Bz TUIJl 0 rw 7 C v N 4S7 I L _____ _ 7 I HOl REC r C 1 H 7PCRD1426D r I I _I E OI fJJTl9 l 1c ll t I i 0 11 rn r r r r IS JD 1 12v i fi A f lV A 11v 13 JJ I 6 T4 I s 52 l J7 l f10 J C...

Page 30: ...l350 N lC 0 1 1C13S0 J C 1 ANl132 _ Ri 622i p q 20 _ R tt4 R tOS r 1 L t 0 3 _T q f 2 _ i _ 1 ft _ h Y4 w _ v v_ I R 1 v fK l d C l il2 7 rw l 23 Clb a l JCS 030 l AP r L T7 cir II 1 HOI 1Y 1 1 C H 7J...

Page 31: ...l1At CoAfTR OL 7 f tJ B T Z I T T I T V4 tl J I 2 p TT fJ sq N fl 2 J t A A W IJ ITY J 2 f 0000000000 ooooooo tJ I 7 Fig 107 NCD 3717A Display Unit Internal Connection 29 34 JTROL CCl 773...

Page 32: ...rFi _ J VT 2 _______ ICJ O d c C I 0 1 JJ 1 riorJ JCl 2 11 A 1 t 1M RP d rCd Jf t r I L 1I J fl21 JCi I RJ T P It P P JCf 4 7 T I R 2 I j J II I j JT IC 17 JC f u 2l fH C 11 rA NK Mq t r d 4 z ik lf c...

Page 33: ...f J 1 8f7M f i 6RDI qu 1 c HA 1151 1 C JttiA MSk b PH 7 41 Cfl2 tlp H J TT eyf jJIJk BLC 1f SJ ANO A 2 1 NII tLC 12V l ffi Jl f ZY C Jf C 11 I tJ j J ii Cl tJ r J C u rC I SI 4 IC 1 W J r J C lt J Cl...

Page 34: ...1 Ii r J l r 1 lr _ _ J_____________J r l 32 34 i f 0 l i 0 u f c c I u u 0 I I bl...

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Page 36: ...i Nishi Shinjuku bldg 10 1 Nishi Shinjuku 6 chome Shinjuku ku Tokyo 160 8328 JAPAN Phone 81 3 3348 0151 Fax 81 3 3348 3648 MAIN PLANT 1 1 Shimorenjaku 5 chome Mitaka shi Tokyo 181 8510 JAPAN Phone 81...