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Field Service Manual 4

1. rib ML gt m 3 P m 5 O In Vn e gt gt 3 ASA _ e NUS E HN VN Hl gt Three front screws vo 4 45 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS b Remove the four screws M4 that secure the receiver and replace it Four screws 3 After the receiver replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Note After receiver replacement perform the assembly procedure paying attention to the fitting of the transmitter receiver unit If the fitting is poor loosen the screws and perform the adjustment again 4 46 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 4 5 Parts Replacement for the Scanner Unit 2063 3336 Required tools Tools for removing the cover from the scanner unit A wrench width across flats 13 mm for 8 bolts Tools used in each part replacement procedure Replacement procedure 1 Open the upper ho
2. SD ED ED GE ED CD ND D CD CD CD CD ND UD MD GE HD CD GD UD GE VD CD HD CD gt CD CD CD CD OD eJ 665 M4WO 9 p 891 XVN Figure 7 4 7 ur G x 39001 gi 5 4 CO VW e1 H3O DS HHHH NS896 JVIN 0lVv zoovorn 7 25 7 4 Unit Internal Connection Diagrams Chapter 7 Drawings E 61 NOLLO3NNOOH3LLNI LINN H3NNVOS 69 0S2 20000H38 H HOLIMS AL343VS 2028 20000848 oe 180610902 XLvvLOHOZ 092100502 902 900M 80 M NOLLdO 912 9H9 XtF6bLOHOZ OO QQ lHVd TOH LNOO H3 1V3H VS ZLES dE D 1l 1091 N co d o ie lt co a o o J 1 wz V6891 Q8D H3MOd L 8ZvOGE JOHINOO2 HOLOW 1001 A lddflS H3MOd Po ND SOEM 9 305910402 LOEM V 189861 2001
3. ozr lt lt BA pog B p F e b om oO lt 5 3 sms S I0CL 91 061 m Be t t d amp cm Z ne A 8 REN 3 992 7 NOILLOANNODHALNI LINN YOLYTNIOW 5822244 11 5555 8 i uy alzblisw Lh LOLA Loer H DNE 489X94 BA H 1013 T 01 LOLY i 168 VIWO a NOLLO3N 7 LINDYIO H3AJIO3H M T 91 E ual ME 7 12 01 EE cce ae eee m LINN 3A3IO3H Internal Connection Diagram of the Scanner Unit NKE 2043 02 12 LINN H3AIS3OSNVYH L ecL WIO Figure 7 4 2 HOlVIQVH Lv 13 7 20 Chapter 7 Drawings 7 4 Unit Internal Connection Diagrams 5 9 142 NOLLDANNODYALNI 49 3NNV2S 7015 rs P 5 61 42 261 940 eil 1015 tos LINDY YILT fo N LINDYD Y3 YLW Lover LLI 61 802 6580 27 lt
4. LI ril em ri 201v i ED dee Rif 1 1 UA NM rr MR EROR E Rm xxm ge a AI 5 Bft2kf 45H G p 3V2 uno THE Age 2 JM LT i T i CeS VIND 10 suonaeuuo L EE mmm mum AX ak 27 i e6 WLO JOIEIDEH 7 4 Unit Internal Connection Diagrams Figure 7 4 1 7 19 7 4 Unit Internal Connection Diagrams Chapter 7 Drawings asi achta C 45 OOOOUHDZL CUT PC MM CC CM CN ET 9X6 PX6 TW 1 4 LOLLW NOLLOSNNOOM3INI E LINN H3NNVOS gt 899 LOHOZ ES 40 20 54 LOLA 99100 E en dq NSXJTIS M Hd S8e8 ws eles di D 1I gir NSX31 H3 BPS er er NSXJTAN dc08 vs 2168 d9 5 1l 1 HOLY INIGA NS Dssand agig
5. Remove the transceiver unit Remove the transceiver unit When removing the transceiver unit once slide it to upper direction and pull it off Perform the replacement of circuits within the transceiver unit in a safe place jeooooooooonoonDpo j 5 5 iz o 12 TE 4 59 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 3 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove the cover of the transceiver unit The cover is fixed with 4 screws with washer M4X10Bs SW Loosen all screws and slide the cover to remove it 4 Remove the support plate of the transceiver unit The support plate is fixed with 2 screws with washer M4X10Bs SW LW Remove all screws and slide the support plate to remove it Cover and support plate removed 4 60 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 Compound Modulator Circuit CME 386 5 Remove the magnetron cable The magnetron cable is connected to the pulse transformer with two cables green and yellow Remove the cables soldered to the pulse transformer pins Pulse Transformer ew C 4 fff lt Yellow Pd 4 5 22 Green
6. Internal Connection Diagram of the Scanner Unit NKE 2063HS 1 _____ 99Z WNO E x NOLLO3NNOOMW3LNI iu r LINN HOLYINGOW s dom A X d MOD B 7 OT Me oes E N mu zd lt 5 5 NSY 3 041 Ss rid B81AB LoEr as P one H89XO4 woe O SZ01LPN 08698 uolvInouo E rO 1 8 6 nit O E EN m 1 zoer 166 v WD A 99 92 1 485 LOLA ecce 4 01 6Z DUN i T H3A3IO3H J Jt 902 12 5 LINN H3AIJOSNVH L 3 LL YOLYIOYY 98E 3MN2 OND osr HOLYINGOW ds ee f g vost NSX nssana agig 48 5 55 8 28825829 uid 1 ad e cuu nu ca n ees 5 5 Ge 5 25 5 M 8 91 1061 91 1081 uoo 910802 ES9LOHOZL 5 9 19915 5 033d t 0334S E 398 8zr05c zosr 899 820 LINHO YOLOW Q33dS NSXJ1 S 4 Hd H0H 108 NS H0S 4 Ha 80L8 zll MOS MO 8 Q
7. 6 5 i o 6 6 62 Error Message Sc eee 6 10 05 Ekme Or _ 6 16 6 3 1 E 6 16 6 3 2 6 17 CONTENTS Chapter 7 Drawings 7 1 7 2 7 3 7 4 7 1 Outline Drawings 7 1 ve cs ANM 7 12 Inter Unit Connection DIOE ETE 7 13 Unit Internal Connection 7 19 Chapter 1 Equipment Overview 1 4 Overview Chapter 1 Equipment Overview 1 1 Overview This equipment is a marine radar equipment consisting of a scanner unit and an integrated color LCD display unit The radar equipment consists of a scanner unit that generates transmitting signals transmits and receives radio waves and amplifies receiving signals and a display system that displays radar images after removing unwanted radio wave from the radar signals The radar equipment with which a magnetron tube is used as the transmitting tube transmits 9 4 GHz X band pulse modulated waves In addition to the basic radar functions the radar equipment has functions for safe navigation such as a radar trail display function target tracking function and AIS information display function 5 5 iz N 12
8. Magnetron 6 Replace the compound modulation circuit The compound modulation circuit is fixed with 9 screws 6 screws with washer MAXIOBs SW 3 screws with washer M3X8Bs SW LW Remove the screws and replace the compound modulation circuit It is fixed with 6 screws on the front surface of PC plate and with 3 screws on the rear of the heat radiation plate The board is hard to be removed because of adhesion of the thermal conductivity sheet on the rear of the board Apply force carefully and slowly to remove the board 5 5 iz N 12 TE 4 61 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 6 screws on the front 7 Connect the magnetron cable Connect the cables after fixing the modulation circuit Solder the cables to the pulse transformer pins Pass the magnetron cable through the protection tube Pass the cable through the elongate hole of the chassis Connect the magnetron cables as follows the green cable to No 16 of the pulse transformer and the yellow cable to No 15 of the pulse transformer 4 62 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 Main Chassis Thermal conductivity sheet 1 Qoo ooo o Thermal conductivity sheet 2 are stacked in pairs x CME386 2 4mm
9. W SHZ902 3 N W 2 15 2 XLLAVN zn i Gn GOP 6 49 SNIVW SdIHS 0081 535 H3MOd A NHO L 1HN e 549 LAHO LTIIS d31S ONAS OHAD 9 ON 9 Wz 661 939 CH S 1599 mal 9 Ve F XdSdO9 E CoE E XdS5do9 Vl 22 2 15 2 2 GND aw VI vi er 0181 en Th Figure 7 3 3 0 02 81 01 8 2169 039 LINN AVIdSICG 6816 0 LINN H3NNVOS SH 906c 3 N 002 901 I SADAdQ AO0SC SAOAdMW AO0S6 Inter Unit Connection Diagram of the 3336 Inter Unit Connection Diagram Chapter 7 Drawings Figure 7 3 4 1 3 AG O vi H3NNVOS Nug L und ve er 5 XUHSN OXUMSN XUYMSN 09 1 5 X DISN 4510 5 299 X DISN Ov amp ddX4 Lndino 2218 E 02 AIL ZZna8 T ZZna S _ m m TASNA lt e 61 DOT 109 XH LAWN L NHO L1HM TAA Z XULAVN AZ1 91200 OO 65 6 5 2902 16 24 XLILAVN 91 80190 I IM I 907 IN SNIVW SdIHS 540
10. 87 _ _ 3 21 5 5 i N 12 TE Chapter 3 Service Parts 3 2 Exploded Diagrams 3 2 6 2254 m Radiator Assy NAX 16B 274 32 cm 213 36 cm 182 88 cm Hemas erra 12 We BRPK00054 P42 1041 7 D3 5 Type E 2771 LLL Wem 0 _ eating eem _ _ Mcum _ _ _ _ _ o coe _ MEM BRTG00224 M8SUS304 round polished type 1 Sedi Wadici BRTG01826 MSSUS M8 SUS 3 23 5 5 i N 12 TE Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams Ne Name productcode Service code Notes o pesme mae mora Masa 001274 5 5 9 E BRTG06164 _ _ MEOS 0 Swing Waser poe Coated Hexagonal Bolt BRTG06849 M8X23 Coated 2471L 15 SUS304 l Rotary Joint Assy MPAB31188 Connecting Wave Guide MPAB31207A Smo _ _ Meme Mme 0
11. ww o wma 5 5 i N 12 TE 2 7 Chapter 2 Equipment Configuration 2 4 Input Output Specifications 2 4 3 2 4 4 2 4 5 2 8 GPS J3 E is used for connection with the GPS NAME DESCRIPTION APPLICATION EL SEM NNNM for direct connection with a JRC GPS receiver Imm lun GPSTX Used for direct connection with a JRC GPS receiver __ NMEA This 1s used for connection with the AIS or external navigator If the AIS 15 connected other NMEA equipment cannot be connected NAME DESCRIPTION APPLICATION Sigal wem reeched 4 NAVIRX Signal received from external equipment so mb ew pyem HDG J5 This 15 connected when a bearing signal 15 input to the radar NAME DESCRIPTION APPLICATION Lien pemo mamino tens 3 NSKRX Signal received from the NSK GPS Noc or another bearing sensor NMEA Dm eem Chapter 2 Equipment Configuration 2 5 DIP SW Jumper Setting 2 5 DIP SW Jumper Setting 2 5 1 Circuit CMH 2235 Jumper setting A jumper post is installed at the location indicated in the figure below If an external buzzer 1s connected to the pin J5 use the jumper TB2 to determine whether
12. 2 reU uve 4 106 2 Brake Circuit CFA 29 4 108 E 4 110 4 8 1 Circuit 4 110 4 8 2 Processing circuit CDC 1346BR o aeterni assem 4 112 48 3 Operation circuit 991 dug dtt spiri acd aant dies td 4 114 4 8 4 Operation circuit GUI TO TT XR inde he Epod teatros 4 116 485 LCD panel CML 806 uut esr eerte Ree Acta La E Orte 4 117 4 8 6 Mounting RGB unit 2400 4 118 Chapter 5 Program Update 5 1 51 Update procedure for the display unit program 5 1 5 2 Table Update Procedure Tm Em 5 5 5 3 Update procedure for the operation unit program 5 7 Chapter 6 Trouble shooting 6 1 eR ER 6 1 6 1 1 exis O RM 6 1 612 SY o n 6 2 6 143 5 1 6 2 61 4 222 ocior eto o epe oa 6 3 Sm Poe deem uS 6 3 LNO MONO
13. TE 1 1 Chapter 1 Equipment Overview 1 2 Scanner Unit 1 2 Scanner Unit The scanner unit is an antenna that transmits a radar signal into space and sends the radar signal reflected from a target into the equipment The horizontal antenna beam width 15 small for identifying the target bearing and the scanner unit has a rotating mechanism for detection in the entire surrounding area Some scanner units are provided for this equipment and their usage 15 as follows DX band 4 kW scanner unit Compact and light weight 2X band 6 kW scanner unit Compact and light weight 3 X band 10 kW scanner unit Compact and light weight 4 X band 25 kW scanner unit High resolution and high sensitivity Figure 1 2 1 X 4 kW Scanner Unit 1 2 JRC Chapter 1 Equipment Overview 1 2 Scanner Unit Figure 1 2 2 X 6 kW Scanner Unit Figure 1 2 3 X 10 kW Scanner Unit 1 JRC gt ue 4 Figure 1 2 4 X 25 kW Scanner Unit JRC CHR 3 o O i WELL LL Chapter 1 Equipment Overview 1 3 Display Unit 1 3 Display Unit The display unit processes a radar signal transmitted from the scanner unit removes unwanted radio wave and plots displays radar images in a specified observation range The user 1s to stand in front of the display unit and observe the conditions around the own ship with the radar images displayed on the display unit by operating the
14. TE 4 85 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Required tools Tools for removing the cover from the scanner unit A wrench width across flats 13 mm for 8 bolts Tools used in each part replacement procedure Replacement procedure 6 Before starting the work turn off the safety switch at the bottom of the scanner unit Ship s heading bearing Loosen the four hexagon bolts To replace the following parts remove the cover from the left port side e Motor Motor driver circuit 4 86 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 To replace the following parts remove the cover from the right starboard side Transmitter magnetron modulation circuit or fan for the modulation circuit Receiver T R control circuit Power supply circuit Encoder 8 Replace the parts which need replacement according to the procedures in the subsequent sections Be careful not to lose screws or brackets removed during replacement 9 After the parts replacement mount the pedestal cover set the safety switch to ON Be sure to cap the safety switch The packing shall be clean free from dust and dirt when you mount the cover 10 Turn on the radar and perform necessary opera
15. 00 Series MARINE RADAR EQUIPMENT FIELD SERVICE MANUAL Japan Radio Co dtd CONTENTS CONTENTS Chapter 1 Equipment 1 1 jp eee 1 1 12 Scanner 1 2 2222401 1 4 EIS ICONS 1 5 Chapter 2 Equipment Configuration 2 1 eene 2 1 2 1 1 Scanners and Transmitted Output Powers 2 1 2 1 2 Radar Configuration and Ship s Mains sce assis sos aaa duco 2 1 2 2 Power System ee 2 3 2 3 Functional System Diagram cadit eoa Poet n xen en Se Coetu 2 4 2 3 1 16 2181 412 ja 0 fy eee eee 2 4 232 ISAM 2 6 2 4 Input Output Specifications 2 7 2 4 1 esi cup e m 2 7 2A e s irr 2 7 zr Cc 2 8 NMEN 2 8 243 c 2 8 25 DIP SW Jumper Seting 2 9 2 5 1 CUMS 2 tant 2 9 292
16. SdIHS L 18 1 T x zat G 9 p6 D3O 29 329 icis L Ve 74 4115 0145 OHAD 9 ON 0 Yz ddd 428 G K1Sd9 yag G Ve NHO E dag 458375 Y e c SAIL E 68 6 E E VI ALL 15 4 IOND VI I 9 1 VI TOHINOO Y1 H50 Ll 2I42 0181 er NOILdO LINN MSN 901 10 UNSAID 22 LINN H3NNVOS 02 61 01 5 2169 0 40 LINN 8L6 ON 6 L VS866 3MN 7 18 Chapter 7 Drawings 7 4 Unit Internal Connection Diagrams 840 B HLA ece SAND PNAD Eso uk XE de bi RR oki 2 PRECES reme ages LA ace 3 ni d gm ER No mec ECE TO ax QUE M E MT is Bou x Ln m nox nae Du E S EHE ER uh UB oa E c hg ub L fd FU 55 T pu t 220 EM 22 C Internal Connection Diagram of the Scanner Unit NKE 2042 yun JO suomnoeuuo Doe MC HEU TIEFE M RU EE EP TE ET E CEU HAE e DOE TERT UU EXE Rt SPHERE DELIA CU SES e re s i as Es al 21 17
17. 0007 0002 ee gt 78 Q3N3q0 SI YSA00 gt 4 eoupuejupul JO eopds X E BU 999 _ 08 lt 166412 4 ADE 11 ze US SZQZO 14 2 lt 52827941040 9NIMS OLGZ M6 Vb lt 711 831N30 NOILV LOY 4 g Y HOLIMS AL33VS A ET LE _ 301 SNOISNAWIC ONLLNNOW _ 25412 pe Le 1708 0S 0 1 WNW 00 1 Q30N3WWNOO3M OLS OW 1108 ONITOH CL 77 7 8 Chapter 7 Drawings 7 1 Outline Drawings Figure 7 1 9 Outline Drawing of the Display Unit NCD 2182 SCANNER 4 06 75 278 BUSES i N 12 Kb TE Chapter 7 Drawings 7 1 Drawings Figure 7 1 10 Outline Drawing of the Rectifier NBA 5111 Option DUM Chapter 7 Drawings 7 1 Outline Drawings Figure 7 1 11 Outline Drawing of the Rectifier NBD 865 Option tdt idy OR DEh TEMY BC IMBUT ABuUTPUTIdeV MEN Mix CHA Sg a ib 5 i N gt Kb TE 7 11 Chapter 7 Dr
18. 6001 LINDYID 1OHINOO 1 zN3ts dE d 909 192 30 LINDYID 0921 0802 LINN AV 1dSIG 0802 Internal Connection Diagram of the Scanner Unit NKE 2254 7 9 558 88 RE 338 e 50200 95 i 5 2 159861 i E PM ME uM A002 Anzz 0 0802 8 eolzr 558 90 40 319 F us 58 0 94 HOlVInGON iye E 96210902 ET E01M 20184 I 5 2921 0402 2 85210502 4 een OSS VINN LINN YOLVINGOW xasziauoz LOOM WI06EOPN WI06 OPN d 2019 Lolv 9 3 59895104 gt OIA D O 2 l 95 31 Ssvx asiwag co V998 VWO 1 E ocseern LINODYIO YSAIZO3Y M AWINnG add V291 9MWHN LINN H3AT3O3H rory 8 4 4 4 44 Z00vOrN 5 1 D LL 7 26 Chapter 7 Drawings 7 4 Unit Internal Connection Diagrams Internal Connection Diagram of the Display Unit NCD 2182 Figure 7 4 9 908 INO TANVd 991 921 909 LINDUIO LNV 491 82 LM 9M11 VZNONS or HINO LINDUIO H89vrt 1 OQO LINOYIO SS30O0Hd H3MOd 9 VENOUS IP 009 L66 99 LINOUIO NOIL VH3dO v asfn 09n coor 109 enue N eorA
19. ON GY G X1Sd9 25 7 45 90 W 15 4 Ww X ME LINDH YOLVINGOW MERECE 2 98 3WO NOLLdO LINN YSN V90L LON S CZ HWO 0 02 81 01 8 169 04O LINN AVIdSIG 6816 GOON LINN YANNVOS 906 39N 7 16 Chapter 7 Drawings Inter Unit Connection Diagram 7 3 Inter Unit Connection Diagram of the JMA 3340 4 4HS 6 6HS Figure 7 3 5 DE jenue 8002 007 G I SAOAdQ AO0SZ OHAS L SAOAdWW A0SZ 8 AG 9 AG vt L W Iv L W IV H3NNVOS NHS Luhd 9 9 or G OND G OND NYO 91 dg t CUOXHSSN F 5 e Gl L NHO L1HM Vi E OXHMSN E TXHMSN PL 6 OX LMSN X LMSN THM yn OM OX LMSN OM 1 5 NUD l ZH TOHLNO2O HOLLOW 6111 089 SP JAA 01 1 41 0 SIV 0 HIN Z 72 8 O E 22 8 kh 6 Oral L LN3A3 9 9 LN3A3 sk er 3SThd ONAS 901 P 4 LNHO LO3H jit LINOUIO 31 1 625 L NH8 L 1HM wl 7 SNIVIN Vi 15 4 X 1 LAWN zn ae LAxSs bng Ve 1 G 9 v6 D3O en ocal 545 29 qNOV EI d3lS ONAS
20. TE 4 19 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 8 Install the transceiver unit into the scanner unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the joint of the wave guide tube stick together Fix the unit with screws with washer 9 Connect the cables to the unit Connect the following cables Motor cable connector Receiver cable connector Sensor cable connector Equipment cable 3 connectors After connecting all cables check the cables not to interfere the antenna rotation 4 20 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 10 Attach the radome Before attaching the radome check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 10 5kgf cm This completes the magnetron replacement procedure 4 Operation check After replacement perform the following operations 1 Turn on the radar and mai
21. 4 7 5 Modulator NMA 550 1 Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws A wrench width across flats 7 mm for M4 bolts Tools for removing the scanner unit covers See Section 4 7 4 94 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit and remove the transmitter receiver unit Remove the five cables Remove the three screws Loosen the screws nine M4 screws holding the cover remove the screws two M4 screws holding the heat radiation plate and remove the cover See Section 4 7 1 to remove the magnetron Remove the two Loosen the nine Screws screws ES o di LONE a n iB Wa dist Y cm PD a 102 2 1 at i N 12 Kb TE 4 95 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 Remove the two M4 screws holding the connecting wave guide E 2 6 Remove Chapter 4 Replacement of Major Parts 4 7 Parts Replacement for the S
22. Ig J 026 2 14 2 lt gt RET BRE HM 075 310410 ONIMS G ZL gt 137 MIIA 401 SNOISNAWIG CLA Brea 1708 9NITTOH N Cv db io 1108 ZIW NOlLISOd 89 108 HlNv3 Q30N3WW00393 x to He RBB Jd HOLIMS ALANS B lt RW 6 OLW 1708 ONILNNOW 210 7 71v 97 7 5 Outline Drawings Figure 7 1 6 Outline Drawing of the Scanner Unit NKE 2103 6 6HS Chapter 7 Drawings 7 1 MELEN 5 H ee 3 ww 34 92 GY Zu ALIHM 1V1S3 3d 80109 JLIHM VNN31NV 40709 LINA 34 96 XOMddV SSVW WLEGEUL 4 EGZ 37979 062 CLUN WIE GR L ro pono 02i 00 0E 9 JE Z UM S3 9NILNDON Zi 677 Hu a M TWNOISN3WIO SNOEN3WIQ INNLNO 2444 14 2 lt ROT 410412 9NIMS 089 149 401 SNOISN3AIQ ONILNAOW CIW 1108 SONIC 10H 1109 NOILISOd IWNIWHSL 6 IGS HOLIMS 13 5 bx WH31N30 NOILV 1OS ON 1708 ONILNNOW 29 7 riy 7007 7 6 Outline Drawings Chapter 7 Drawings
23. 222222222224 gt Nl Main Chassis J Notes e Be careful not to connect cables faultily e Use a new thermal conductivity sheet included in the circuit for maintenance e Touching the magnetron with metal a tool causes performance deterioration 8 Setup the transceiver unit Attach the cover and the support plate to the transceiver unit 9 Install the transceiver unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the joint of the wave guide tube stick together Fix the unit with bolts with washer 5 5 iz o 12 TE 4 63 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 10 Close the upper housing Before closing the upper housing check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust 1f attached Close the upper housing while pulling the center of the stay R 4 a OG c ouo otay If any hexagonal bolt 15 not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 120 to 150 After the work t
24. GWY 3330 1708 9NIQ 0H 34 01 GY 06 3LIHM 0109 LINN B 340 SSVW OY sta 5 _ 0007 0002 3189 79 70002 000 4 i 029 000 0 im ay 3507 000 007 007 ou _ 8 Och Oe BIZ jx 02 9 MIIA 401 9 JE SNOISNIWIG ONILNNOW SNOILVIASO SNOILVIASG e R MOTO SNOSN3NQ P ud 3186514039 3718550039 INNLNO d ET Q 89 4 gt ONOJ j lt 0877 ate jlVd 43884 0 8 7 7 2 Chapter 7 Drawings Outline Drawings 7 1 Figure 7 1 3 Outline Drawing of the Scanner Unit NKE 2062 HS WevLy 3 e 0007 0007 9 0007 000 KHS 9 5 00 007 Ti Sz o oa 5 x L9 1V1S3Q3d 40709 3LIHM VNN3 LNY 40109 LINN 34 pZ XOHddV SSVN 9 0007 0002 SNOLLVIA3Q TWNOISNAWIG ESSI IAL GUNL 4 EGZ 31879 992 x 022 6 4 44 Y RET DXX 062 0 31049 ONIMS 06L dOL SNOISN3WIQ ONILNOW CLN ZIW 1108 1706 ZIM NOLLSOd NINE HINV3 CHON3AWOOSM HOLIMS 1 5 an SV S0
25. NHS G Z8X4J 9 ON 9 v 5 GU G G 15 G NYO 8 CS P XHdsSdD Y 526 QqQNDOV 05 E XHdSd5D E YI AILSA 15 6 6 OND VI T LY 1 VI 9 3W9 0181 er Ir MSN V90Lt LON 4 1 S c HWO LINN H3NNVOS 06 02 61 01 4 2169 0 0 LINN 606816 9 SH9 9 SHYr V 0LC 3MN 7 17 Inter Unit Connection Diagram of the JMA 3355 7 9 Inter Unit Connection Diagram Chapter 7 Drawings Figure 7 3 6 1 3 d002 901 I SADAd A05 L SAOAdMW AO0SZ rd 8 AG 8 AG Nu5 Ld34 vt L WIV L WIV Y3NNVOS Ve 9 NIV 9 NIV G INS G OND NYO gi 5 XH3SN e DHL 192 vi QXPDISN 60 SN Ovl 3041 S WZ QXLYSN 2 fH YLW LTE L QXLMSN LYSN 2 i Rn 162 vi LAdLNO H3ZZh8 SIV e 1Nd 1713A M 6 VWI er 2218 L JJA H3MOd L 9 9 LANS LY18 S 3S1Nd ONAS 901 Nos 7 fM KY LAWN LINSO LIHM E LHM LHL XHLAVN L NH8 L Hfid IN AG lax HOLL E 13 E 65 5 X LLAVN LANS I8 IN 91090 2020 AGA Oz 16 2 XLLAWN SNIVIN 6
26. gt 00000 62 9 SSeS SSS SSS a SS pu e XV2O e C 9X6 FXE 1 5 NOILO3NNOODH31NI c LOLL B6r0LOHOZ4 LINN H3NNY2S 9 p 40L Z0 SYN C T 2015 E 50 Q Q gt 63 c ELTE ED c II di O X 11 0891 0802 n m m int cniin id 2 LETTER MAN E EM 555555 Zid aa OO C oo I LFSO8E 10114 D 5 2 lt 25 S x aoB 22i PTS 4 a a d d 9 9 gov Tg 7 BON s x M 908 m 1 c i E OSE 54 2259 NER Mo NSXJTAN dZ0H VS Zl S d9 D 1l 5 2185 9 11 vn ur a e r ir 11 pd 5 C i c C Gi Q o LINDH HOLYINGOW NSX T Ssand aeg N ozr aiil P EE c 2 lt amp lt elt 3 5928688 10 1 91 1061 2 1 _ __________________________________ q 11 5 10802 992 Oo NOLLO3NNOOS3 LNI JINN HOLVARON ZE
27. 156 4 74 46 2 Motor FED ROOFS occas sec onte serrer So beet sedeo 4 76 4 6 3 Motor Control Power Circuit CBD 1779 4 77 464 Modulation CircuiUC ME S6 8 ucc u eti uo RE rptu Ert 4 78 4 6 5 itd dcr united 4 80 4 6 6 Receiver 610 04 4 444400000 0 0 0 000 000000000 00000000 a daas essa asses 4 81 4 6 7 Encoder 4 83 406 _ IRR 4 84 47 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 86 4 7 1 27 TOR M15608BS RR EE 4 87 4 7 2 9 9 dt cco 0 2 sO cal o Ae ee ee ee 4 89 4 7 3 Motor Control Power Circuit 1779 4 91 4 7 4 Modulauon Circuit 264 4 92 CONTENTS 4 7 5 eee 4 94 4 7 6 Power Supply Circuit 1682 2 2 4 4 804080 4 97 4 99 478 2 CE 4 101 4 9 Encoder C 4 102 4 7 10 Magnetron Fan 0002 4 104 4 7 11 Modulator Fan i
28. 7 1 Figure 7 1 7 Outline Drawing of the Scanner Unit NKE 2254 7 SNOILVIA3Q WNOISNANIG ONILNNOW PASSY B MELEN 34 89 1V1S3Q3d JLIHM VNNALNV 3788 a 0109 0109 LINN SSVW SNOSNANIG 3NI100 2005 ene 0 350 SI 43409 860 Sah tee 89 lt ZEZ 492 01229 42 2 004228 3108l9 9NIMS 7922 4 1 7 iAez2a475 4 AOE JAIN 138VO qoe 966 0 W _ 66 955 lt gt o ZMB3IN39 NOLLV IOS X pe AF M d 9 md HOLIMS 13475 RET A ma E 55 MJA dO EIN E e SNOISNAWIG ONINDOW Y Y pL OLW 5 ER be fe st h NUN 1708 9NITT0H 1108 t k Us 0 0L NOILISOd le 205 J H1YY3 O30N3NWOO3S Outline Drawings Figure 7 1 8 Outline Drawing of the Scanner Unit NKE 2254 9 Chapter 7 Drawings 7 1 MELEN ds 68 gj 34 09 by Te ALIHM 1V1S3Q3d 80109 JLIHM VNN31NV HO 100 LINN 3409 XOMddV 0007 0002 SNOISN3NWIO 3NIno
29. Bringing the lead wires into contact with them can cause the discharge 4 6 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Operation check After replacement perform the following operations 1 Turn on the radar and maintain it in the standby state for 20 to 30 minutes 2 Start transmission in a short pulse range and gradually change to longer ranges At this time open the service engineer menu and perform provisional tuning adjustment If operation becomes unstable in the meantime immediately change the equipment back into the standby state leave it there for 5 to 10 minutes and restart transmission 3 After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment In the service engineer menu perform adjustment for the tune indicator bar on the display to reach 80 42 2 Motor H BDRDO0023 Required tools A Phillips screwdriver for screws i we e A Phillips screwdriver for M5 screws 4 2 A wrench width across flats 10mm for M6 bolts _ o Tools for removing the scanner unit radome See Section 4 2 5 5 iz N 12 TE 4 7 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Replacement procedure 1 Open the radome See Section 4 2 and disconnect the motor cable from the transmitt
30. External monitor connection cable e Monitor connected Required tools A Phillips screwdriver for 3 mm screws Note The video is not displayed with the JRC s monitor NWZ 146 Currently we have confirmed that the video is displayed with NWZ 164 and NWZ 173 4 118 Chapter 4 Replacement of Major Parts 4 8 Display Unit Mounting 1 Refer to the Field Service Manual to remove the display unit cover and the I F circuit CMH 2235 2 Remove the following 4 screws that secure the operation circuit CCK 991 3 Remove the cable between the processing circuit CDC 1346BR and the I F circuit CQC 1262 2 Remove the Screws 4 Fix the plate for securing board as shown the figure with the 4 supplied tapping screws 5 5 iz N 12 TE 4 119 Chapter 4 Replacement of Major Parts 4 8 Display Unit 5 Connect the supplied cable to the processing circuit CDC 1346 and the LCD circuit CQC 1262 pay attention to the direction 5 Longer cable Connect the end close to the bending position to the processing circuit __ 5 Shorter cable Connect the end close to the bending position to the I F circuit 6 Fix the I F circuit CMH 2383 to the plate using the 4 supplied screws 7 Connect the cable which has been connected to the LCD I F circuit to the connector on the edge side of the I F ciucuit CMH 2383 board 6 Pay attention to the mounting direction
31. Gray scale display 16 levels Pattern6 Displays a color bar Pattern The square figure of a specified RGB value is shown at the center of the display iz Y 12 Kb TE 6 7 Chapter 6 Trouble shooting 6 1 Performance Check Blue Display 2 Green 3 Blue 4 Display AValue Up WValue Down iar Digure Left Input Figure Right Input the value Turn the MULTI control to set the value The value can be set between 0 and 31 Operate the same way for the other settings Memory Test 1 Open Self Test Memory Test 1 SDRAM 2 Flash ROM 3 USB When no abnormality is found OK 15 displayed When an abnormality 15 found 15 displayed Note More time may be required for USB detection in order to acquire OK Do not remove USB during memory test Chapter 6 Trouble shooting 6 1 Performance Check Test 1 Open Self Test Line Test 1 Scanner 2 Gyro OK 3 Compass OK 4 GPS Port OK 5 NMEAI Port OK 6 Gyro Compass Port OK 7 NMEA2 Port OK Keyboard Port Scanner Port When no abnormality is found OK is displayed When an abnormality is found NG is displayed Sensor Test 1 Open Self Test Sensor Test Trigger Video When no abnormality is found OK 15 displayed When an abnormality 15 found NG is displayed i
32. Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed Transmit radar signals on a long range and open the service engineer menu to adjust the tuning Perform the adjustment in the service engineer menu until the tuning display bar on the display unit reaches the eighth calibration mark 4 7 9 Encoder CHT 71A Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws 4 102 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 A wrench width across flats 7 mm for M4 bolts A wrench width across flats 8 mm for M6 bolts Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in place and remove the transmitter receiver unit five Lil DEO three bolts 2 Loosen th
33. The cursor cannot be moved Location of cause Procedure Connecting A connector may not be connected correctly Check that the following connectors are connected correctly CBD 1346BR J3 CCK 991 J602 600 CMH 2235 J503 Lines you have not entered are displayed Lines you have not entered are shown on the radar display Location of cause Procedure Destination ship The destination ship may be set If it is set release the setting For details refer to the instruction manual The MOB may be set If it 1s set release the setting For details refer to the instruction manual Destination A destination may be set Check if a destination is set and clear the destination setting if so 6 3 2 Chapter 6 Trouble shooting 6 3 Examples of Trouble The initial acquisition mark is not displayed A target is selected but the initial acquisition mark is not displayed Location of cause Bearing input Procedure Bearing such as the GPS compass may not be input Check the bearing display on the top of the screen If the bearing is not being input adjust to input the bearing External Equipment Connection cannot be established with external equipment for NMEA output The following may cause this trouble connection polarity baud rate setting setting for using external navigator or output equipment fan failure Location of cause Polarity Baud rate Output equipment fan failure Proc
34. 12 e TE Chapter 6 Trouble shooting 6 2 Error Message List Alarm name Alarm name Class Description Japanese English Self Test Caution Diagnosis NG Diagnosis NG 77 1 LAT Out of Bounds Ganon The own ship s latitude is 80 degrees or more indicating that some functions are limited Displays AIS waypoint mark line own ship trail etc for 80 degrees or more Input operations for 80 degrees or more refer to High Latitude alarm Menu display operations when all soft key menu multi control menu items are turned off e Area creation operations for alarm class Off EBL bearing setting while EBL is off Floating setting while EBL VRM is off VRM range setting while VRM is off Bearing width setting while parallel cursor is off Manual tuning setting while automatic tuning is on e AIS operations while AIS function is off TT operations while TT function is off Operations to display the weather information while no observation point 15 selected Range up operations at the maximum range Range down operations at the minimum range The operation function is not available because of invalid value nvalid code is input for the code input screen BRIE CUN EA Unsetting Range Scale Statu CS MIN Range Scale tat Invalid Data gt This operation is disabled due to an
35. Magnetron cover Modulation circuit Remove the four screws 4 Remove the magnetron lead wires yellow and green soldered to the pulse transformer 7 116 Lead yellow 4 10 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 5 Remove the nine screws M4 that secure the modulation circuit and replace the modulation circuit If the heat radiation plate of the modulator is used mount the insulating sheet straight between TR1 TR13 and the heat radiation plate Remove the nine screws 6 After the modulation circuit replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Note mum When soldering the lead of the magnetron refer to the diagram above Make sure of the mounting position of yellow and green lead wires Becareful that the lead wires yellow and green of the magnetron do not touch other parts or the chassis Bringing the lead wires into contact with them can cause the discharge Operation check After replacement perform the following operations 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally After long range transmission open the service engineer menu and confirm that the magnetron current indicator shows 50 to 70 5 5 iz o 12 TE Chapter
36. QO o 6 24 6 18 9 2 S v XUSdD Oc 5 ZS E XuSd9 o 5 2 oO LINDY QNnOdWOO S8 3WO NEN 1 x MSN 9019 10 ST o 4 1 S zz HWo 5 LINN HdJNNVOS 0 02 81 01 85 2169 03O LINN 1 68L6 GODN Eno 59 7 14 Chapter 7 Drawings Inter Unit Connection Diagram jenue 4002 007 S8 1 SAOAdQ A0SZ 7 15 Inter Unit Connection Diagram of the JMA 3316 HS LUNH d3 L 61 439 NOILdO LINN MSN W901 P LON 3 1 S HiNOD L SAOAdW AOSZ 8669 049 imo P Woo 8 8 AS 7321 L WIv L WIv M3NNVOS amp 9 WIV 9 N TV G IND NYO 91 da 206 F JXHHSN F XHMSN e Gli DHL E OXHMSN XHMSN 39081 LINDYIO H3AI3O3H 1 64 3 0 QXDISN 2 Tun YLW OXDISN 128 9 ES gu tH PALIN 5 one uazzng SIV e S QA v L 4Nd 1 13A vi 10 E daxa 2 Zzng 8 26 INOv 77NG L _ J ve S TET s Or Me HOLV nOON 6 ECE 3WO AS 1Nd ONAS DOT XHLAVN p HN L NHO L 1HM E XSW LAVN L NH8 AZ 1E 9 1700 Inyo La N 28 6 X LLAVN
37. Touching the magnetron with metal a tool causes performance deterioration 4 Adjust the lead wires yellow and green of the new magnetron to an appropriate length and tighten the screws to secure the cables After the magnetron replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables 5 iz o 12 TE 4 75 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 Note Be careful that the lead wires yellow and green of the magnetron do not touch other parts or the chassis Bringing the lead wires into contact with them can cause the discharge Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and allow sufficient preheating time about 20 to 30 minutes in the STBY state Start transmission in a short pulse range and gradually change to longer ranges Atthis time open the service engineer menu and perform provisional tuning adjustment If operation becomes unstable in the meantime immediately change the equipment back into the STBY state leave it there for 5 to 10 minutes and restart transmission After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment In the service engineer menu perform adjust
38. Wave Connecting Wave Guide MTM30172A 1722A Hexagonal Bolt BRTGO8900 Upset with MAX25 SUS SWW 3 19 5 5 i N 12 TE Chapter Replacement of Major Parts 3 2 Exploded Diagrams Name Productcode Service code Notes Mee Eo eee umm 1 _ w mme 0 Wages _ 10220 10 2 11 Bolt 97 12 SW SUS304 10 2 12 Serew BRIGUIS6 mr emm _ jeem Ls me mme 5 3 20 Chapter 3 Service Parts 3 2 Exploded Diagrams os Excmo oos _ Encoder Plate MTB388510A i Bo m o mmm Ground Cable H 7ZCRD1504 uwo f is sew i ssa _ roo moo ee wos o jme m osos we 00000 91 4 so Sw _ 4 Weeds ossos ao rues MEXSTESVNZMCAU 9 oes 5 _ oa _ was
39. Week 0 _ Meme s _ Modular asy Cor Magnetron Cover MTB360477B ComerWave Guide _ Gua o _ sow Ses mms _ Oc RR EAM wan _ wem _ noxos wem l sme amus _ 2 ces S wes 5 5 iz N 12 TE 3 7 Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams Figure 3 2 1 Exploded Diagram of NKE 2042 3 8 3 2 2 2043 Chapter 3 Service Parts 3 2 Exploded Diagrams NO PART NAME PRODUCT CODE SERVICE CODE NOTE ris ocr Lower Radome Assy Lower Radome Packing Bolt Seal Washer O Ring Cable Gland Spacer 46698 MPBC36068B MTT307991 MPTG31164 BRTG03 190 BRPK00019 BRJDO5113 MTT307999 HEX5X40 SUS W 5 4 103 8 41 9 Antenna Drive Assy 4 Antenna Assy 4 2 RJ Shaft Assy 4 3 Housing 4 4 Assy 4 5 Waveguide 4 6 Bearing Push Plate 4 7 Push Plate 4 8 Bearing 4 9 Bolt 4 10 Bolt 4 11 C Ring 4 12 Proximity Switch Bracket 4 13 Proximity Switch 5 Motor Assy 5 1 Motor 5 2 Motor Bracket MPGK3 1386 MPAE30564 MPAB32149 MTC301909 MPGK02946 MTM302099 MTB400407 MTB399834 BRGK05421 BRTG08900 BRTG06852 55 300005 MTB399803 5 NRS 102 70F MPEM30230 7BDRD
40. _ s use aces MEXIZSV WSUSIM _ wo Mex moras MSGUSWWSUSRA 5 houman WIEZMC m _ ke peronas A 3 24 Chapter 3 Service Parts 3 2 Exploded Diagrams Cow _ MR NAME w wom a 7 Heat Radiation Board Assy MPBC43035 8 eese aay 18 1 Chassis Assy PS MPBXAAMO _ 18 2 Power Supply Circuit MDBWIOS CBD 1682A m L C m MES 21 5 Circuit MDLW11930 CPA 264 CPA 264 MDLW11927 21 22 Hexagonal Bolt BRTG07502 Upset BEEN 5 16 SW W SUS304 3 25 5 5 i N 12 TE Chapter 3 Replacement of Major Parts 9 2 PET Diagrams Lx 24 Hexagonal Bolt BRTG07397 Upset DE MAXI2 SW SUS304 21 QU Screw BRTG05659 mos ae NK4X0 7X65Bs Pes uus CE Monitor MPBC43041A a CH ____ hoxe Jmm YS 3 26 2 QA D s o 0 o Q p p Figure 3 2 6 Exploded Diagram of NKE 2254 jenug eorAJeg SWNKE5300 SCANNER UNIT NKE 2254 3 27 Chapter 3 Replacement of Major Parts 3 2 Expl
41. card spacer Mounting 1 Assemble the unit in reverse order of removal Operation check 1 Check that the equipment starts normally 2 Transmit radar signals and check that radar images are displayed normally 5 i N 12 Kb TE 4 111 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 8 2 Processing circuit CDC 1346BR Note Save necessary setup data onto a USB memory before starting the replacement Take notes of the transmission time and operating time of the scanner unit Required tools e A Phillips screwdriver for 3 mm screws 5 e Removal Remove the display unit cover according to Section 4 8 1 2 Remove the cables connected to the I F circuit according to Section 4 8 1 then remove the board 3 Remove three cables connected to the processing circuit Disconnect the cable 4 112 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 Remove the four screws that secure the processing circuit and replace it Remove the Screws Mounting 1 Confirm that the DIP switch settings are the same between the old and new processing circuits 2 Assemble the unit in reverse order of removal Operation check Check that the equipment starts normally 2 Check that an error message is not displayed 3 Restore the setup data you saved and set the transmission time and operating time of the scanner unit you wrote down 4 Transmit radar signals
42. noise emitted when the motor starts running when it is running or when it stops 4 6 3 Motor Control Power Circuit CBD 1779 Required tools 5 A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws e Uu 12 KD LL Tools for removing the scanner unit covers See Section 4 6 4 77 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 Replacement procedure 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Disconnect the cables from the motor control power circuit remove the eight screws M4 that secure the motor control power circuit and replace it A Arr ze Cle M P Jud E 9 Remove the eight screws 3 After the replacement of motor control power circuit carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally 4 6 4 Modulation Circuit CME 363 Required tools A Phillips screwdriver for 4 mm screws gt Phillips sc
43. 10007 xd 538 5 aN 7 EDT 990002 2 L1 zoer 34 ugg 95800422 d t gt O EM 1 2 __ pl OF gt dSH TT o 9 N o 4901 O LO 901 N 5 28 aee AST L OF 4 xo g gt n 1245 10 ws aer 14 ope D 9 lt SdW1 zl c x E O Tocr gt kK 85800902 284 c 281 5 729 e u3AH S 4 A 5 IVW S c z 3t 9 Q 5520 10446474 lt 5 5 lt 5 5 JE E 32 2 5 9 2 gt 2 28 O 3 N e H zswz O Aus ISW I 2 2 55 8 TY lt 5 I 0 wz 90771 1 5 zi 55 2 5 SC t 26 lt lt c 3 bs lt 61 5549 YLW LE VIBSOQNOZ H Tost c LLI 20 E d 5 N HOW 3 we 261 440 59 5 E gt gt 25 65800902 Lovr mE 6 7 22 OF SCANNER CML 705 iroodudas 902 12 LUNN H3AISOSN YI oo 1 68 d c RESEETHEOOOO amp REHTHBRHA
44. 4 7 and disconnect the cables that are connected to the motor driver circuit from the motor Disconnect the lt 1 two cables Xem a Motor driver circuit 2 Remove the four hexagon bolts M8 and remove the motor 4 89 5 5 iz o 12 TE Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 90 Remove the four hexagon bolts M8 and detach the mounting plate from the motor Remove the four bolts Mounting plate 4 Attach the mounting plate to the new motor Be sure to tighten all the four hexagon bolts with specified torque 210 kgf Install the motor in the scanner unit Press the motor against the protrusions on the arms extending from the chassis and secure the motor after adjustment to minimize motor backlash Be sure to tighten all the four hexagon bolts with specified torque 140 kgf cm Tighten the four bolts Protrusions from the arm 7 After the motor replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit 2254 JMA 3355 7 9 Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the c
45. 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 4 2 4 Receiver NRG 225 Required tools A Phillips screwdriver for M4 screws A Phillips screwdriver for M5 screws A wrench width across flats 7 mm for M4 bolts p al Tools for removing the scanner unit covers See Section 4 2 Replacement procedure 1 Refer to step 1 in Section 4 2 1 to disconnect the 11 cables from the transmitter receiver unit 2 Refer to step 2 in Section 4 2 1 to remove the transmitter receiver 3 Remove the 3D circuit and receiver from the transmitter receiver unit according to the procedure below a Remove the two M4 screws near the magnetron two screws 7 i Wu This Ti E Pu 8 144 E d x zo Thi lem p wE E j po T E Jm E I E T Fa 4 Es Tua a i Om s E 7 Pre m iori he UE La E T D ine t ES E m E U T z j 1 Fi s r m 7 F 9 3 a Ta m gt Remove the 4 12 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 b Usea wrench to remove the four screws M4 that secure the receiver and replace it four
46. Chapter 2 Equipment Configuration 2 3 Functional System Diagram cur XX WIE rod LLOL 3292 E 005 SSvVdWO2 YIMM 549 43q10H 3sn4 EIC d91 GZVZNOUS dl dL 91VZNOWS 422 444 010149 0 OS OE 8 0 4 0 0129 80 aS of 15 njanin SNYHL 92051 E T 54 B1 SSH5 H90NES Sd 097 Seco HINO EiBY rc PRE bre ana ana a a qoozeeiz6 PR pim 3Q0WIYAHHUOH 99 20 asn 145152 n AOI Age 459 91 1 70 052861 DGTL ADLI TER Haz 1 T562N4 BHEE Display Unit Hdgever odo Figure 2 3 2 Functional System Diagram of Display Unit 2 3 2 Figure 2 3 2 shows the functional system diagram of the display unit for this equipment 2 6 Chapter 2 Equipment Configuration 2 4 Input Output Specifications 2 4 Input Output Specifications This section explains the signals to be connected to connectors in the I F circuit CMH 2235 244 POWER J1 This 1s used for connection with the power supply FK SN DESCRIPTION APPLICATION 2 4 2 SCANNER J2 This is used for connection with the scanner unit Cow
47. GPS Port 10 30 12 0000000040 OCCR Heading Time Out 10 30 30 0000000042 RCVR Heading Time Out Error Log menu appears For details of alarms see Section 4 5 1 List of Alarms and other Indications of Instruction manual Erasing Error Log 1 Open Erase his function cannot be returned to the origin you sure Yes Erases the error log Does not erase the error log Chapter 6 Trouble shooting 6 1 Performance Check Line monitor Serial communication data can be seen on the built in Line monitor Line monitor can be used to make sure that the serial data are received properly Line Monitor operations 1 Open Line Monitor Send Data Line Monitor menu appears Receive Data The received serial communication data are displayed Send Data The transmitted serial communication data are displayed Soft key 1 GPS Gyro Cpmpass NMEA2 Keyboard Press the sofy key 1 to select the port for serial communication data Soft key 2 ASCII Press the soft key 2 to switch the display Soft key 3 Press the soft key 3 to stop start scrolling Soft key 4 Press the soft key 4 to clear all listed serial communication data 5 5 iz N 12 TE 6 5 Chapter 6 Trouble shooting 6 1 Performance Check 6 1 7 Selftest The following tests can be performed Key Test Buz
48. GYRONVF Circuit CMJ 304 E ossa peut asa ue ui uam an eee aie 2 10 25 3 Processing Circuit CDC 1940BTS 2 12 2 5 4 2 2 13 Chapter 3 Service 3 1 9 1 Parts Lists TOF the Units 3 1 3 1 1 jue 96216 6510 AS cR 3 1 i i PCAP fl Co iternm eee 3 3 ORE Repar Orct BOCK RE m 3 4 3 2 Exploded LAGI AMS NET OTT 3 6 3 2 1 3 6 322 UI 3 9 323 NKE ZD xm 3 12 NKE DO 3 15 CONTENTS 329 NKE ZTO e 3 19 320 NEZ 3 23 327 NGD 2I 3 28 Chapter 4 Replacement of Major Parts 4 1 41 Precautions for replacing parts in the scanner 4 1 4 2 Parts Replacement for the Scanner Unit NKE 2042 3314 4 2 4 2 1 Magneron MSF 4 3 422 Molor H BDRDOO23 eei ota acr E Eater ensi re Oden dais 4 7 4 23 Modulation Circuit 9 23 aient toto erunt nnno at anra Satu ERR eure ae titor erat 4 9
49. If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 10 5kgf cm This completes the motor replacement procedure 4 Operation check After replacement perform the following operations 5 on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally When starting the motor rotation check if no abnormal noise will be emitted when it is running or when it stops 4 3 3 Compound Modulator Circuit CME 385 Required tools A Phillips screwdriver for screws gg SS A Phillips screwdriver for M5 screws gg E 3 Tools for removing the scanner unit covers See Section 4 2 5 i N 12 TE 4 25 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit 2043 JMA 3334 Replacement procedure 1 Remove the equipment cable Remove the connectors of the equipment cable connected to the transceiver unit Remove the cable clamp fixing the equipment cable You do not need to remove the cable from the unit 2 Remove the motor cable the receiver cable and the sensor cable Remove the connection cable of the motor unit Remove the connection cable of the receiver unit Remove the connection cable of the sensor When removing the transcei
50. Major Parts 4 1 Precautions for replacing parts in the scanner unit Follow the precautions below to carry out parts replacement without getting injured Note Confirm that all the radar equipment if more than one unit is used is turned off before you start the parts replacement For the sake of safety turn off the main power circuit breaker Wear gloves to protect your hands during parts replacement Be very careful not to drop a tool or part when you work in high places Carry out parts replacement while the ship does not roll or pitch much in a bay if possible Be careful that the radiator does not hit anyone during parts replacement The radiator can turn with wind or the like 5 5 iz o 12 TE Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Required tools Tools for removing the cover from the scanner unit A wrench width across flats 8 mm for M5 bolts _ gt MM E um a Tools used in each part replacement procedure Replacement procedure 1 Loosen the six hexagon bolts and then remove the radome Tighten the six Screws 2 Replace the parts which need replacement according to the procedures in the subsequent sections Be careful not to lose screws or brackets removed during replacement 4 2 Chapter 4 Replacem
51. Parts Replacement for the Scanner Unit NKE 2063 3336 2 Replace the motor unit Replace the motor unit Apply grease to the gear when installing the motor unit In addition pay attention to the gear engagement when installing SQ A Note Do not forcibly install the motor Otherwise the gear may be damaged If the motor cannot be installed easily we recommend to rotate the antenna several times 3 Close the upper housing Before closing the upper housing check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached Close the upper housing while pulling the center of the stay a en a E _ 5 9299 f 09520059 0 j 509220520 905290929 j 909990599 T gt 0905990590 200599052 ESAL IE 099909999 2 205 7 wA 229924 975 2592049 92647925 9 229 9 25 wu p 5 iz N 12 TE 4 57 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 120 to 150 After the work turn ON the safety switch Notes When closing the housing
52. Phillips screwdriver for 3 mm screws Removal 1 Remove the display unit cover according to Section 4 8 1 2 Remove 14 screws that secure the LCD push plate and one screw that secures the operation circuit then replace the operation circuit Remove the screw of operation circuit Remove the screws after removing the Mounting 1 Assemble the unit in reverse order of removal Operation check Check that the equipment starts normally 2 Check that an error message is not displayed 3 Perform a key test and light test according to Section 4 3 of the instruction manual and check that no abnormality is detected 4 116 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 8 5 LCD panel CML 806 Required tools Phillips screwdriver for 3 mm screws am Removal 1 Remove the display unit cover according to Section 4 8 1 2 Remove 14 screws that secure the LCD push plate according to Section 4 8 4 3 Remove the CQC 1262 board i N 12 Kb TE 4 117 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 Remove four screws that secure the LCD panel then remove the LCD panel from the front panel Remove the Mounting 1 Attach the LCD panel to the front panel 2 Assemble the unit in reverse order of removal 4 8 6 Mounting RGB unit NQA 2400 Connect the RGB output cable to display the video on the external monitor Items to be prepared
53. Receiver cable connector Sensor cable connector Equipment cable 3 connectors After connecting all cables check the cables not to interfere the antenna rotation 4 36 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 10 Attach the radome Before attaching the radome check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 10 5kgf cm This completes the receiver replacement procedure 4 Operation check After replacement perform the following operations 11 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally Transmit radar signals on a long range and open the service engineer menu to adjust the tuning Perform the adjustment in the service engineer menu until the tuning display bar on the display unit reaches the eighth calibration mark 5 5 iz o 12 TE 4 37 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS Required tools To
54. System Time 1 Indicator Running Time 2 Scanner Transmit Time lhour 3 Scanner Motor Time lhour 4 Scanner Running Time System Time menu appears 6 1 3 Scanner information Displays the following scanner information Transmitted output power Motor Type e Magnetron Current Scanner INFO operations 1 Open Scanner INFO Scanner Information 1 Scanner Transmit Power 2 Motor Type 3 Magnetron Current Scanner INFO menu appears 6 2 Chapter 6 Trouble shooting 6 1 Performance Check 6 1 4 Hardware information Displays the following hardware information Serial Number MAC Address Temperature Hardware Information operations 1 Open Hardware Information Hardware Information 1 Serial Number 2 MAC Address 3 Temperature 51 4 Monitor Brilliance Hardware INFO menu appears 6 1 5 Error log The error log displays previously occurred system alarms with the dates and times when they occurred Error Log operations 1 Open Error Log 2 Erase Error Log menu appears i o 12 Kb TE 6 3 Chapter 6 Trouble shooting 6 1 Performance Check Displaying Error Log 1 Open i Error Log No Date 1 2010 11 29 2 2010 11 29 3 2010 11 29 4 2010 11 29 Display Tim COND Alarm 10 22 00 0000000001 OCCR GPS Port 10 22 30 0000000002 RCVR
55. a new sheet to the replacement power supply circuit board Remove the six bolts 4 After having replaced the power supply circuit board reassemble the unit following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed 477 Control Circuit CMC 1205R Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Before beginning the replacement procedure open the service engineer menu of the radar display unit and back up the scanner unit data transmission time and motor rotation time 5 5 iz o 12 TE 4 99 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Note If you do not back up this data it will not be possible to maintain continuity in scanner data such as the magnetron usage time 2 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in
56. blown off by the wind 4 14 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 6 Replace the parts which need replacement according to the procedures in the subsequent sections Be careful not to lose screws or brackets removed during replacement 7 After replacing the parts align the triangle mark 0 and close the radome Be sure to attach the cap when replacing the magnetron or the modulation circuit Note When closing the radome be sure the packing does not stick out and close the radome while avoiding dust and dirt 8 Turn on the radar and perform operation checks 4 3 1 Magnetron MSF1421B Required tools A Phillips screwdriver for M4 screws A Phillips screwdriver for M5 screws 4 Shielded screwdriver Tools for removing the scanner unit covers See Section 4 2 Replacement procedure 1 Remove the equipment cable Remove the connectors of the equipment cable connected to the transceiver unit Remove the cable clamp fixing the equipment cable You do not need to remove the equipment cable from the scanner unit I 124 c on 5 5 iz o 12 TE 4 15 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 16 2 Remove the motor cable the receiver cable and the sensor cab
57. cM LIND er f st Iz c 28 85 2 Ne 2 1 0 S 4 gt S wits ob 21527 Q C 3IND LINDYID YOLVINGOW d 70 T NC Q W Z t OT YAWOASNVUL 36104 OL B esa paren em 5 o aa A aa a i LIP TOL IT I 44 YOLOW C T e 8 3 c 8 23 0 5 20 z Im 6961 OE69SEN pu I A A AA tt ee ee Se 1013 TOTV 50558 DSGNE _ c 55521485 GROSSES 528 75 822 1450 375 0 J E TOTA a QN5 E c I S p 3V2 31 i Q c8 VWO LINN 3AI393 d 9 LINN H3AT3238 O Z WND NOLLO3NNOO 31NI YOLYINGOW 2902 12 LINN 1 LIINSNV L VNN3 LNV Figure 7 4 3 7 21 Chapter 7 Drawings 7 4 Unit Internal Connection Diagrams Figure 7 4 4 Internal Connection Diagram of the Scanner Unit NKE 2062HS T N 3 bb7 006ZTOL LINDYID gt I 2I 222 ETM 55 5 o 52380525003 RAG anmhoo2zrd AN T gt On 5 2 SES 8 ED S E Ko lt 8 zi ASTA
58. function After received signal is amplified it 15 converted to IF frequency and log detected and turns into a radar video signal If the receiving tuning function is in automatic mode the interface circuit processes the received signal and automatically controls the tuning voltage to obtain optimum local frequency The motor power circuit controlled by the interface circuit 1s turned on DC power 15 supplied to the motor driver circuit and the motor starts running The rotation control signal output by the interface circuit 1s supplied to the motor driver circuit after frequency voltage conversion in the motor power circuit by which the motor speed is controlled When the safety switch 15 turned off power supply to the motor driver 15 forcibly turned off by which the motor is stopped The radiation bearing of scanner beam is detected by the encoder The received radar video signal transmission timing signal and antenna rotation signal are sent to the display unit The radar video signal 1s a non processed log compressed signal The antenna rotation signal is an incremental signal and 2048 rotation pulses and reference bearing pulses per cycle are used When a specified time has passed during the stopping of the communication signal from the display unit the interface circuit moves into the protection mode and forcibly stops the transmission and the scanner unit 5 5 i N 12 TE
59. of plate zl Place the 10 pin connector upside 6 Fix with screws 4 120 Chapter 4 Replacement of Major Parts 4 8 Display Unit 8 Connect the cable which has been connected to the processing circuit to the middle connector of the I F circuit CMH 2383 board and fix the cable to the LCD fixing plate using the supplied tape s 8 Fix with tape etc 8 Connect the cable me Note The cable is easily disconnected Therefore check if the connector is firmly locked and the cable is securely connected 4 9 Reassemble the I F circuit CMH 2235 following the disassembly procedure in the reverse order i N 12 Kb TE 4 121 Chapter 4 Replacement of Major Parts 4 8 Display Unit 10 Connect the RGB cable to the I F circuit CMH 2383 4 122 Chapter 4 Replacement of Major Parts 4 8 Display Unit 12 Attach the rear cover with a RGB cable i N 12 Kb TE 4 123 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 124 Chapter 5 Program Update 5 1 Update procedure for the display unit program Chapter 5 Program Update 5 1 Update procedure for the display unit program Update the display unit program using a USB flash memory Items to be prepared USB flash memory Update program file File name apg indicates the display unit version USB m
60. off or is not misaligned 8 Setup the transceiver unit Attach the cover and the support plate to the transceiver unit 4 70 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 9 Install the transceiver unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the wave guide tube stick together Fix the unit with bolts with washer 1 T mI E ii 10 Close the upper housing Before closing the upper housing check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached Close the upper housing while pulling the center of the stay a Ve VC SA og og ooo amp 0000 gen 5 i N 12 Kb TE 4 71 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with s
61. operational check on the radar equipment regularly and if any problem is found investigate it immediately Pay special attention to the high voltage sections in checking and take full care that no trouble is caused by any error or carelessness in measurement Take note of the results of checking which can be used effectively in the next check Work 6 1 Performance Check The performance status of this radar equipment can be checked on the Test Menu Test operations 1 Open from the Main Menu System Information System Time Scanner Information Hardware Information Error Log Line Monitor Self Test Test menu appears O amp 6 1 1 System information Displays the current system information software version information System Information operations 1 Open System Information System Information Indicator Panel 1 1 0 1 Panel2 Antenna NSK Boot Test Bench I amp COP System Information Update 00 00 DSP 00 00 00 00 MC 00 00 00 00 V i 9 12 Kb TE The software version 15 displayed 6 1 Chapter 6 Trouble shooting 6 1 Performance Check 6 1 2 System time Displays the following system time information e Indicator Running Time e Scanner Transmit Time e Scanner Motor Time e Scanner Running Time System Time operations 1 Open
62. 0052A 400408 6006ZZCM 1K M4X25 SW W 12 SW W SC30SK5M TI 5 7BDRD0052A 3 9 5 5 i N 12 TE Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams PRODUCT CODE SERVICE CODE NOTE Transceiver Assy 6 1 Main Chassis 6 2 Corner Waveguide 6 3 Receiver Unit 6 4 Filter 6 5 Guide Plate 6 6 Circulator 6 7 Diode Limiter 6 8 Cross recessed Head Screw 6 9 Bolt 6 10 Compound Modulator Circuit Unit 6 11 Magnetron 6 12 Cover MDNZT5030 46700 MTM302115 MDNRGS5108 MPAB32161 MTB400460 5 00027 SATBT00006 BRTG09936 BRTG09167 MDMW11168 00092 400411 NZT2043 NRG239 5 00027 SATBTO00006 CME385 00092 68 NJS6930 M4X75FE MAXI2 SW MSF1421B n O Ring woes 3 10 Qo QO 0 o Q V p X06 Figure 3 2 2 Exploded Diagram of 2043 Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams 3 2 3 2062 1 Radiator Assy MPAE30324 NAX 43 4 43 4 27 Mae _ gt 0000 3 1 Upper Housing MTC301686A ems Mess 4 7 Spacer MTL303194 8 Mmm _ 62 eseas aas _
63. 0Bs SW Remove the screws and remove the 3D circuit Note Use a shielded screw driver for screws for fixing the magnetron Touching the magnetron with metal a tool causes performance deterioration 3D circuit removed 4 68 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 6 Remove the receiver The receiver is fixed with 6 screws 2 screws with washer MAX10Bs SW LW 4 upset head bolts with washer MAX12SUSs SW Remove the screws and remove the receiver 7 Replace the receiver Replace the receiver In addition fix the wave guide tube at first when fastening screws Remove the copper tape for protection before installation 4 5 i N gt KD TE 4 69 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 After completing the replacement of the receiver install the 3D circuit into the main chassis At this time make sure that the magnetron does not come off from or is not misaligned with the joint of the 3D circuit Notes Before installation remove the copper tape for protection affixed on the wave guide tube end of the receiver This is attached to protect the receiver from being damaged by other radar waves When installing the receiver make sure that the joint does not come
64. 1 16 NKE 2063 3336 Motor Unit Unit CBP 218 NN Circuit Chapter 3 Service Parts 3 1 Service Parts Lists for the Units Table 3 1 17 NKE 2103 JMA 3340 4 4HS 6 6HS eon CreuitBlock Scanner Unit Motor control power circuit CBD 1779 Table 3 1 18 NKE 2254 JMA 3355 7 9 Scanner Unit Modulator NMA 550 CMB 404 included Excluding Magnetron Scanner Unit Modulation circuit CPA 264 means revision such as A B and so on Table 3 1 19 NCD 2182 Dipkytnt ee Dipti 3 5 5 5 i N 12 TE Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams 3 2 Exploded Diagrams 3 2 1 NKE 2042 Upper Radome Assy _ MPBC36726 MPBC36726 EE 2 Lower Radome Assy _ MPBX39791 MPBX39791 LoverRadine _ mam sawe _ ome 3 6 mE Joint 02055 Wem comesing Waves essing _ Mame mame Anon Assy _ emen _ _ Ncxum wmm Chapter 3 Service Parts 3 2 Exploded Diagrams ee oe MER _
65. 2062 ST4 6 3AN1 unit Modulator 38 For 12 VDC Scanner Unit NKE 2062 Fuse C 6 35 Inside processing Scanner Unit ST4 3 15AN1 d unit NKE 2062HS 31 8 Modulator For 24 VDC Scanner Unit 7 2062 Fuse 6 35 Inside processing Scanner Unit NKE 2062HS 4 31 8 For Scanner Unit motor OMA 1480 Motor brush BRXP05247 2 Scanner Unit 54531 01 220 A motor Field Service Manual Chapter 3 Replacement of Major Parts 3 1 Service Parts Lists for the Units Table 3 1 4 7ZXRD0013 3336 5 Name Type Shape mm Quantity Application Fuse T nu pue Fuse 0 9635 STA 3 1 1 52 00047 318 Fuse SZFCA00050 6 35 Inside processing Scanner Unit STA4 5ANI 518 1 8 For Scanner Unit motor BRXP05247 ERE 0 For the scanner motor Table 3 1 5 7ZXRD0026 JMA 3340 4 4HS 6 6HS Name foa Model Fuse m 25 Inside processing For Scanner Unit Fuse I 57 00053 4 31 8 Table 3 1 6 7ZXRD0015 JMA 3355 7 9 Name Parts Fuse SZFCAO00053 ____ 6 35 l4 Inside processing Scanner Unit ST6 10AN1 31 8 Code Shape mm Quantity Location Application Fuse ___ 06 35 Inside processing For Scanner Unit ST6 10ANI SZFCA00053 318 ES 4 3 2 Chapter 3 Service Parts 3 1 Service Parts Lists for the Units 3 1 2 X Special parts Table 3 1 7 NKE 2042
66. 3 OLW 1108 9NILNDON 219 7 BDIAIVS 7 3 Outline Drawings Figure 7 1 4 Outline Drawing of the Scanner Unit NKE 2063 Chapter 7 Drawings 7 1 B MELEN 5 2 3 T 31 12 8 VHA S310H ONILNNOW 2 9 7 JLIHM 1V1S3Q3d 40709 ALIHM YNN3LNY 40709 LINN 8412 XOHddV SSVW 092 WNOISN3HIG ONILNNOW 3NHLno SNOSNSNIG 318V9 022 0 14 2 022 0 31040 9NIMS 0 X XI EJ XU MIIA 801 SNOISNAWIG ONILNNOW M31N30 NOILV 1OM _ ZW 1108 9 010 L108 ZIW NOILISOd TWNINYSL 2S HIMV3 Q30N3AWOO3H D 4 VSS HOLIMS AL3JVS s 4 lii 1 aw 5 8 1308 710 7 Outline Drawings Chapter 7 Drawings 7 1 Figure 7 1 5 Outline Drawing of the Scanner Unit NKE 2103 4 4HS 4 15 g 34 ve mu VIXI STOH Zl 6 7 ALIHM 1V1S3Q3d 80709 VNN3 LNV 80109 LINN 34 XOHddV SSVW SNOILVIA3 SNOLLVIA3O 9 WNOISN3WIG ONLLNQOMW 09Z PESSI 378 35 75 IALGUL 4 3 18VO 052 97 ui _ g T LEE
67. 3314 Type Gode Manufacturer Location Table 3 1 8 NKE 2043 JMA 3334 Posno Nome type Co Microwave A102 Diode Limiter NJS6930 SATBTOOO06 Scanner Table 3 1 9 NKE 2062 JMA 3316 HS Type Code Manufacturer Location Table 3 1 10 NKE 2063 3336 rase Name eure ioca V101 MSF1422B 5 00090 A101 FCX68R 5AJIX00027 Orient Microwave Table 3 1 11 NKE 2103 JMA 3340 4 4HS 6 6HS Pasmo Name Type Manufacturer Location Microwave 3 3 5 i N gt TE Chapter Replacement of Major Parts 3 1 Service Parts Lists for the Units Table 3 1 12 NKE 2254 3355 7 9 Pato Code manufacturer Location e ovma Moa NICHRIM Seamer Uni pams ____ NURC Sean A104 Filter NJC9952 SAWAXO0002 NJRC Scanner Unit A301 NJS6930 SATBTO0006 NJRC Seamer Oat 3 1 3 Repair Circuit Block Table 3 1 13 2042 JMA 3314 Scanner Unit Modulation circuit CME 322 cans means revision such as A B and so on Table 3 1 14 NKE 2043 JMA 3334 I Receiver NRG 239 O meuingCAES48 00 Including CAE 548 means revision such as A B and so on Table 3 4 15 NKE 2062 JMA 3316 HS Location CircutBlock Romas Table 3
68. 5 5 Chapter 5 Program Update 5 2 Table Update Procedure Color Table Update Load the echo trail color table on the FROM via USB for updating 1 Open Table Update Color The color table is updated Insert Language Update Loads the additional language via USB and updates the option languages on the FROM 1 Open Table Update Insert Language Updates the option languages Echo Simulation Update Load the echo simulation data on the FROM via USB for updating 1 Open Table Update Echo Simulation Updates the echo simulation data 5 6 Chapter 5 Program Update 5 3 Update procedure for the operation unit program 5 3 Update procedure for the operation unit program Update the operation unit program using a USB flash memory Items to be prepared USB flash memory Update program file File name opg indicates the operation unit version USB memory 25 JMA 3300 UPDATE KONG Updating 1 Insertthe USB flash memory to the display unit panel 5 5 iz N 12 TE 5 Chapter 5 Program Update 5 3 Update procedure for the operation unit program 2 Press the STBY key on the display unit Program Update softkey MAIN UNIT Program 01 00 10 gt Ver 01 00 10 Softkey2 PANEL UNIT Program Ver 1 0 0 gt 01 0 0 Softkey3 Reboot It does not update After th
69. B 8 14 Cover Assy MPBC46094 8 15 Support Plate 400681 8 16 Cable Clamp BRBP05605 5 a water n US _ n mmo mh MSUSSWW _ fes _ mac MSS Comoran if p 3 16 Chapter 3 Service Parts 3 2 Exploded Diagrams NO _ PART NAME PRODUCT CODE SERVICE CODE NOTE 9 0 _ 5 5 iz N 12 TE 3 17 Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams Figure 3 2 4 Exploded Diagram of NKE 2063 3 18 Chapter 3 Service Parts 3 2 Exploded Diagrams 3 2 5 2103 e nme Servis code amen were _ _ mmc 40 2 Slide Plate MTT309252 ao o m _ eme 8 1008 omes jme m _ Bracket MTC301655 ky ma ps RN Mese 00000 00 Dam mous _ mam mous Baesu ANS _ ee Rm He DC Motor with Reduction ER uu Gear Connecting Wave Guide MPAB31564 ASSy Connecting Wave Guide
70. Figure 2 2 1 JMA 3300 Power System Diagram SXVIUSdO 21 Uy ZOO f L2M LINK HEN 91 DOLI L BOE CC BDIAIVS CRLZ QON wur SDL VETT SOC 0 PICC 2 3 Chapter 2 Equipment Configuration 2 3 Functional System Diagram 2 3 Functional System Diagram 2 3 1 Scanner Unit Figure 2 3 1 Functional System Diagram of Scanner Unit NKE 2103 Scanner Unit SLOT ANTENNA MOTOR ROTARY DA OB OZ MAG DIODE PULSE EN Tune Contro TRANS DUMMY LOAD Receiver SWITCHING Bandwidth CIRCUIT EU PC201 H Tx Trigger Pulse Width 4 GENERATOR __ POWER INTERFACE CIRCUIT SUPPLY AVR PC1101 CIRCUIT PC1001 Status Serial Com BZ VD TRIG ZZ gt E U DC 24V DC 24V Speed control POWER S101 PC1501 Figure 2 3 1 shows the functional system diagram of the scanner unit for this equipment When the power relay for the scanner unit in the display unit is turned on and power is supplied to the scanner unit the power circuit starts power supply to each circuit of the scanner unit The CPU in the interface circuit 1s started by starting the power supply and preheating of the magnetron 15 started after initialization The scanner unit waits for
71. Jeg 0349 9M Im LLOL 9O LINODYIO NOILVH3dO vos INO NOILOANNOOUSLNI LINN SS300Hd 7 27 For further information contact dpa Rais Co Li Not use the asbestos Since 1915 URL http www irc co jo Marine Service Department Telephone 61 3 3492 1305 Facsimile 81 3 3 79 1420 e mail tmscQGirc co jpo AMSTERDAM Branch Telephone 31 20 658 0 760 Facsimile 31 20 658 0755 e mail serviceQjrceurope com SEATILE Branch Telephone 1 206 654 5644 Facsimile 1 206 654 7030 e mail marineservice jrcamerica com CODE No 791 O1ETM ISO 9001 ISO 14001 Certified SEP 2012 Edition2 JRC Printed in Japan
72. M HUp therefore message 15 disabled 12007069 Range Scale Limit Status Operations functionally restricted for certain range Zoom operations in range where zoom is not available Off center operations in range where off center 15 not available TM setting operations in range where TM setting 15 not available T 4215UdtA No Valid Data Status Operations without data Displaying history menu without history data Operations for editing erasing in the mark list while there is no mark Operations for editing erasing inserting in the line list while there is no line RAVINIA DOF Scanner Standby Status The functions which are available only during transmitting are operated during standby or preheating Setting Timed TX to on Cursor operations during standby no graphic display 1s available Custom position setting for off center Inputting erasing moving marks Inputting erasing moving inserting lines Floating position setting for EBL Floating position setting for VRM Floating position setting for parallel cursor TT acquisition release numerical display selection AIS numerical display destination ship retrieved vessel selection Alarm area creation aJ High Latitude Status for the position of latitude 80 degrees or more input Event mark input nputting moving marks Inputting moving inserting lines Floating position setting for EBL latitude lo
73. N Q Ea A l c 3 O i CAU l LOLA mE dc Jh H H89X94 354 j l 0 695 HYOLYINDHID i c 1013 OLY 5 et d O dq 7 ET Q HJAJIOJH NOLIN TOLISAvaN H3AmOSH HALA _______ __ re 1 p e e e e GEZ DMN XXE i l LINN H3A3IO3H GMO NP en ee phe ees 1 V EV XVN HOLVIOVH Figure 7 4 5 enue N eorAJeg pJoerJ 7 23 7 4 Unit Internal Connection Diagrams Chapter 7 Drawings OOOO0H Z EAEG VORHER NOLLOSNNOOUSLNI LINN H3NNSOS 9 0802 099195022 9 6 PXB PAA 1 45 LOLLIN C 30 201 5 11 1 529 0 i NOLLO3NNOOH3 LNI HO LOM 0924 06 M m 328 3 9 1 602055 1HvlS LHVIS 03395 z d33dS 828 vin NS AT HA d d N M Hd 8EB NSCS k ir VS 1 S dk D 1 zin en NSXJ DAN dez08 gn WS 2L S d9 9 1 T NSXJ4TS N Hd 8trg8 Lore
74. N 12 Kb TE 6 9 Chapter 6 Trouble shooting 6 2 Error Message List 6 2 Error Message List The following table shows alarms and other indications the system displays Table 6 2 1 Alarm list Alarm name Description English i lAn abnormality occurred in the error message function abnormality occurred in the error message function in the error message function Table 6 2 2 Alarm list of system alarm scanner ee English The The safety switch is turned of 0 switch is turned off Alarm The rotation DN BP within the scanner cannot be detected 2E Zn HL Scanner HL n The rotation reference signal BZ within the scanner cannot be detected Scanner MHV n An abnormality of the high voltage modulator is detected within the scanner zo Scanner Time Out Alarm n Noreply from the scanner after data transmission Scanner Data Abnormal scanner communication data The data 1s interrupted The data checksum does not match EEPROM Scanner EEPROM The initial adjustment value could not be saved to the scanner E Scanner Heater Alarm An abnormality of the magnetron heater voltage is detected within scanner era E 4 187 Scanner Motor An abnormality of the motor current 15 detected within the scanner Table 6 2 3 Alarm list of system alarm displa
75. NH5 LG34 N AHIAVN LNHS Luhd NYa Lund IN E 05 X LLAVN Oz 16 4 XLLAWN x SNIVIW d 09 _ALNO LLHM 6 N 0281 Sd5 H3MOd tauo ima W 4 lay vn d3lS ONAS OHA9 9 ON TIS o WZ LINOUIO YOLVINGOW 222 340 G G K1Sd9 G v 2577 tXdSd9 17 e E 69 6 E XHdSd9 dau E YI Er AL Vi LINDYS YILT YLW 61 432 0181 er Ir NOLLdO LINQ YSN W901 LON 3 1 S zz HWo LINN HJNNVOS 06 02 51 01 5 2169 9 0 LINN AVIdSIG 2812 00 6VOC 3MN 7 13 40047001 9 1 5 08 amp 8669 019 OUAS L SXOAdW AOSZ AG AG Eid WW H3NNVOS GND OXWHMSN XUHMSN OXSMSN 6 5 39891 OX DISN D X DISN 4X DISN e br lt uazzng l SIY 27 8 2 E L ANS V6 2 9 109 0 901 Y TEM XH AYN m HN IH I LAVN W e S E X LLAVN W ISZ XLLAWN x SNIVW o IM I SdIHS c o G 9 v6 0JO SdD c c O c 56
76. NO 19A 5 dogg 1g 8 G TDvVI JHS d0L 8 n 2 0062101 UNOHO SAT YOLOW 4345 LOW HA d d 3 5 lt 498 ir LA et ME M IY 691 990 HOLON 0334S 1 24 Chapter 7 Drawings 7 4 Unit Internal Connection Diagrams 204 480 Vee r 10189 6111 0920 OH i ped 106104 1NOW O i ANONH 6 3 Sein cosir p TSWE i ISWI 1l HR J tosir Se tees LUIS 7 m mmm c XLOELQHOZ OLLM p rnH XPOELOHOZ NC 5 M 3 E Hec LOLM EN a 1 55055060 455 c Y un 8 i 2811 0990 o Ec bend 1001 28 E 10404 5157823 e 1118 pe 2 2 Y QD 9 COLM 91 1021 H o 5 j M O 50 E NOS LOLAM 58 85 8 5 9 89X94 89X24 4 q S 5 1 3 f L 626 3VO Li 4 LOLY gt 10204 8157808141 i 201 69611 0 69S N 1013 10 8 VWO 9 i
77. Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 After that remove the magnetron see Section 4 6 1 2 Remove the 3D circuit and receiver from the transmitter receiver unit according to the procedure below f Remove the M4 screw near the magnetron n 4 T a i oe E aad E ri 1 mE n zh A n me 2 i 21 Tea Lo 38 5 j Remove the screw 5 5 iz N 12 TE 4 81 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 0 Remove the three screws 4 from the motor control power circuit and remove the 3D circuit from the chassis h Remove the two screws M4 that secure the 3D circuit and detach the 3D circuit from the mounting plate ar i m E gt koee 7 i WT E e 1 um p aem L Remove the two screws M4 e E C J LE Pd r j H e i o RARE C Remove the four screws 4 3 After the receiver replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables 4 82 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scan
78. Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 5 After having replaced the fan reassemble the unit by following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed Check that the fan alarm is not triggered 4 7 12 Brake Circuit CFA 257 Required tools A Phillips screwdriver for 3mm screws Phillips screwdriver for 4 mm screws Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Open the cover from the left port side see Section 4 7 detach the plate on which the motor control power circuit CBD 1779 is mounted see Section 4 7 3 2 Disconnect the cables that are connected to J1503 of the motor control power circuit CBD 1779 e 1 Ir us 1 Remove the two screws CBD 1779 4 108 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 3 Remove the two screws M3 that secure the resistor and replace the brake circuit CFA 257 resistor with cable 4 After the brake circuit replacement carry out the work in reverse or
79. Receiver NRG 220 E P 4 12 4 3 Parts Replacement for the Scanner Unit NKE 2043 3334 4 14 4 3 1 Magnetron V be uf Ca P723 RR T 4 15 4 32 Motor H BDRDOO52 inei neri tht omi eaae Hs cut esci guten 4 22 4 3 3 Compound Modulator Circuit 365 4 25 A34 IN a 4 32 44 Parts Replacement for the Scanner Unit NKE 2062 3316 5 4 38 4 4 1 Magnetron 1422 2 40044 4 00000000000 en entia assa sss essa aranea sanas 4 39 4412 Malor CBP 5 ________ gt 4 42 4 4 3 Circuit CIVIE S29 o aet tt uns 4 44 4 4 4 Receiver in Cao 4 45 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 4 47 4 5 1 2 eee 9 4 49 45 2 6 4 56 4 5 3 Compound Modulator Circuit 386 4 58 4 5 4 Receiver NRG 239 esssiiissseseseseeeennnna snas ness s seat tira siis sa sa ss ss ss sa sa serian sana nna 4 65 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 4 73 4 6 1 Magnetron Replacement
80. Setting 6 S4 and S5 Gyro setting and log setting S5 SETTING TABLE 1 2 3 4 5 6 7 8 STEP SYNC OFF 360 OFF 180 OFF 20x ON 36x ON DIRECTION NOR _______ DIRECTION ON oF us swe o Don t care OFF amas O C ON S4 SETTING TABLE 2 3141 5 LOG ALARM GYRO SIMULATOR OFF OFF N C Don t care any LOG SIGNAL GYRO SIGNAL LOG SIMULATOR GYRO ALARM TIME 99 0 5s HEADING SENSOR NMEA HDT THS SOURCE GYRO SIGNAL NMEA BAUDRATE 9600 ON SETTING OTHER SETTING Co e e e o O 2 3 2 4 7 S6 Reset switch Resets the CPU 8 S7 Zero degree setting switch Sets as the due north the bearing at the point of pressing 5 i N 12 TE Chapter 2 Equipment Configuration 2 5 DIP SW Jumper Setting 9 S2 and S3 Selection of a gyro type Left Step Right Synchro 10 51 Gyro ON OFF switch Left OFF Right ON 11 S10 Other settings are not to be used Set all to OFF 27 Offs SLED GYRO SIGNAL PROCESS LED BIE S B E 5 LED Dn ABSLED SCI RECEIVE MONITOR LED LOG PULSE SIGNAL LED OVE GYRO LOW VOLTAGE LED I2 5mHRLED ERROR LED Hisl gt BE GYRO SIGNAL LED 2 5 3 Processing Circuit CDC 1346BR 1 S1 DIP SW AII the bits are factory set to OFF Do not change any of the fa
81. W Remove the upset head bolts to remove the motor unit 3 Replace the motor The motor is fixed with 2 screws with washer M3X6Bs SW a Remove 2 screws 5 i o gt KD TE 4 23 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 b Remove the motor for replacement Mounting Plate Do not Pay attention to the orientation of the remove the ESNS 29 mounting plate and the motor damper OMA connector positions Connector Note Pay attention to the orientation of the motor For installation pay attention to the orientation of the mounting plate and the motor connector positions The motor connector is positioned in reverse to the chamfer of the mounting plate Install the motor into the scanner Be sure to tighten all the upset head bolts with specified torque Connect the motor cable to the connector on the motor After connection check the cables not to interfere the antenna rotation Apply grease to the gear after installing the motor 4 24 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 Attach the radome Before attaching the radome check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached
82. a communication signal from the display unit A communication link 15 established when a communication signal is received and then the scanner unit is placed under control of the display unit Chapter 2 Equipment Configuration 2 3 Functional System Diagram While the magnetron is being preheated the interface circuit sets the operation of each circuit of the scanner unit according to the initial setting value transmitted by the display unit After completion of preheating the scanner unit informs the display unit that the preheating is complete When the operator performs operation to start transmission a transmission start command 15 sent through the communication line from the display unit and the scanner unit starts the scanner motor and the transmission A transmission timing pulse is generated in the interface circuit and input to the modulator switching circuit After high voltage switching for the modulator the high voltage pulse 15 further boosted by the pulse transformer and applied to the magnetron for obtaining pulse modulated microwave The radar signal pulse width and repetition frequency are specified by a control command from the display unit The radar signal passes through the duplexer circuit configured with the circulator and the rotary joint and transmitted into space from the antenna A signal reflected from a target 1s input through the antenna and then input to the receiving block by duplexer
83. age is correctly displayed 47 8 Receiver NRG 162A Required tools A Phillips screwdriver for 4 mm screws gt 5 A Phillips screwdriver for 5 mm screws 4 Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in place and remove the transmitter receiver unit five 5 5 iz N 12 TE 4 101 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 2 Remove the screws five screws holding the receiver in place and remove the cables connected to the receiver then replace the receiver Remove the five bolts asosa y Disconnect the cable 3 Transfer the metal fitting from the removed receiver to the replacement receiver and fit the receiver into the casing After having replaced the receiver reassemble the unit by following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables
84. and check that radar images are displayed normally 5 Check that the connected external sensors e g true bearing ship speed latitude longitudinal and AIS are displayed normally i N 12 Kb TE 4 113 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 8 3 Operation circuit CCK 991 Required tools A Phillips screwdriver for 3 mm screws Removal 1 Remove the display unit cover according to Section 4 8 1 2 Remove three cables connected to the operation circuit Disconnect the cables 3 Remove 13 screws that secure the operation circuit Remove the screws 4 114 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 Remove the GAIN SEA RAIN MULTI controls and key rubber then replace the board Peel the key rubbers after removing knobs Mounting 1 Assemble the unit in reverse order of removal Operation check Check that the equipment starts normally 2 Check that an error message is not displayed 3 Perform a key test buzzer test and light test according to Section 4 3 of the instruction manual and check that no abnormality is detected 4 Check that the controls turn smoothly 5 Confirm that you feel the reaction clicking of each control when pressing it 5 5 i N 12 TE 4 115 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 8 4 Operation circuit CCK 1017 Required tools A
85. arts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 2 ic 2 Remove the transceiver unit Remove the transceiver unit When removing the transceiver unit once slide it to upper direction and pull it off Perform the replacement of circuits within the transceiver unit in a safe place ub oooococooooiN FAM coococcoec 2 3 3 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove the cover of the transceiver unit 4 66 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 The cover is fixed with 4 screws with washer MAXIOBs SW LW Loosen all screws and slide the cover to remove it Remove the support plate of the transceiver unit The support plate is fixed with 2 screws with washer MAX10Bs SW Remove all screws and slide the support plate to remove it 5 i o gt KD TE 4 67 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 5 Remove the 3D circuit The 3D circuit is fixed with 7 screws 5 screws with washer M4X10Bs SW LW on the main chassis and 2 screws for fixing the magnetron M4X1
86. awings 7 2 System Diagrams 7 2 System Diagrams Figure 7 2 1 Overall System Diagram of the Radar 2042 MKE 2062 HS NKE 2103 A AHS 6 6HS MKE 2254 7 9 Scanner unit Scanner unit Scanner unit Scanner unit Akw kw 25kw CFQ6912 5 10 15 20 30 Cable length E 10 15 20 30m Whan the ship s main is 12VDC the cable length must 20m or less for 4KW G6KW model External Navigators GPS GPS Compass AIS etc Ship s Mains 10 8 10 41 8V AKW 21 6 lo 31 2V G6kWHS 10kW AO KWHS NCD 2182 Display Unit 7 12 Chapter 7 Drawings Inter Unit Connection Diagram 7 9 Inter Unit Connection Diagram of the JMA 3314 7 3 lnter Unit Connection Diagram Figure 7 3 1 ru 002901 amp I SAOAdG A052 L SAOAdW AOSZ TUUM ae 8 AG 8 AG WOO L WIV L WIV H3NNVOS dA INOO 9 9 4 G OND G OND NYO 91 CT QXHMSN XHMSN e HAL TT Oph 39HL OXLYSN X LMSN HEL YLW LINOUIO H3AI3O3H 6 LHM 0X LMSN K LYSN NUD 6 28 yu O H 9 uazzna SIV e 01 9 84 pnm 9 T ZZ 18 V3IAN 8 NYO d8X3 7709 L i qQNOV L LN3 3 9 ALL 9 LN3A 3 TOAS 6 We Ip 3SThd ONAS 901 AUN LNSO LG3H 7 LNHO L1HM T
87. be careful that the cables are not caught e When closing the upper housing always pull the center of the stay Otherwise the stay may be broken This completes the motor replacement procedure Operation check After completing the replacement work check the operation by following the procedure below 4 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally There shall be no abnormal noise emitted when the motor starts running when it is running or when it stops 4 5 3 Compound Modulator Circuit CME 386 Required tools Phillips screwdriver for 4 mm screws M we A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Remove the transceiver unit The transceiver unit is installed in the port side of the scanner Remove each cable connected to the transceiver unit Remove the equipment cable Remove the motor cable Remove the sensor cable Remove the safety switch cable 4 58 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 The transceiver unit 15 fixed with 4 upset head bolts with washer M5X16SUS SW and 2 upset head bolts with washer M4X10SUS SW W Loosen those bolts o Q o J o 58
88. canner Unit NKE 2254 JMA 3355 7 9 Mount the magnetron you have removed in step 3 of Replacement procedure on new modulator see Section 4 7 1 ral ime 1 D J F T ES m E E E m ch d 4 1 EXLIL n 1 LU SA x6 LIE 1 Magnetron 7 Carry out the work in reverse order of removal Note Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally After long range 48NM transmission open the service engineer menu and confirm that the magnetron current indicator shows 60 to 90 see Section 6 1 4 7 6 Power Supply Circuit CBD 1682A Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 7 5 5 iz o 12 TE 4 97 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws
89. ctory settings 1 OFF Do not change this setting 2 OFF Do not change this setting 3 OFF Do not change this setting 4 OFF Do not change this setting 5 OFF Do not change this setting 6 OFF Do not change this setting 2 12 Chapter 2 Equipment Configuration 2 5 DIP SW Jumper Setting 254 Control Circuit CMC 1205R Type of DIP switch e SWI SW2 Type of jumper pin e J92 J93 J95 J96 NKE 2254 2 units 25 kW X band e Jumper pin setting Jumper pins J92 J93 J95 J96 1 2 jumpered switch setting m Switch i N 12 Kb TE 2 13 Chapter 2 Equipment Configuration 2 5 DIP SW Jumper Setting 2 14 Chapter 3 Service Parts 3 1 Service Parts Lists for the Units Chapter 3 Service Parts 3 1 Service Parts Lists for the Units 3 1 4 Included accessories Table 3 1 1 7ZXRD0012 JMA 3314 Name Parts T Fuse SZFCAO0081 I 1 06 35 Inside processing Modulator SI4 6 3ANI 31 8 ST4 3 15AN 12 5ZFCA00047 06 35 31 8 Table 3 1 2 7ZXRD0012 3334 9 9 9 9 dl v v vvv ev vvv Name Type Parts No Code Shape mm Quantity Location Application Fuse ST4 63AN1 42 SZFCAO00051 6 35 qf Fuse STA4 3 15AN1 IE 5ZFCA00047 6 35 Table 3 1 3 7ZXRD0013 3316 5 Name Parts y Scanner Unit Fuse 635 Inside processing NKE
90. cursor keys and the MULTI control on the operation panel The display unit is shown below Figure 1 3 1 Display Unit NCD 2182 Chapter 1 Equipment Overview 1 4 Principal Functions 1 4 Principal Functions This equipment has the following functions DSensitivity adjustment and sea clutter and rain snow clutter suppression 2 Interference rejecter Navigation tools cursor VRM EBL and parallel cursor 4 Own track display 5 Radar trail display O Target tracking AIS information display 8 Self diagnostic function 5 5 iz N 12 TE 1 5 Chapter 1 Equipment Overview 1 4 Principal Functions 1 6 Chapter 2 Equipment Configuration 2 1 Configuration Chapter 2 Equipment Configuration 2 1 Configuration 2 1 1 Scanners and Transmitted Output Powers Model number Transmitted Band Rate of rotation output power x JMA 3316 3 9 FT SLOT ANTENNA 6kW X 27 rpm Type of transmitted radio wave PON for all the models 2 1 2 Radar Configuration and Ship s Mains Model number Display unit Ship s mains 2 1 5 i N 12 TE Chapter 2 Equipment Configuration 2 1 Configuration Note A scanner unit and display unit are indicated on the nameplate of the equipment as follows Scanner unitSCANNER UNIT Display unitDISPLAY UNIT Chapter 2 Equipment Configuration 2 2 Power System Diagram 2 2 Power System Diagram
91. der of removal Note Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally 5 5 iz N 12 TE 4 109 Chapter 4 Replacement of Major Parts 4 8 Display Unit 4 8 Display Unit Before replacing each circuit remove the stand from the unit Note Do not directly touch the LCD surface To protect the LCD surface and parts carry out the work on a soft cloth Also refer to the exploded diagram of NCD 2182 Required tools A Phillips screwdriver for 4 and 6 mm screws gt gt Removal 1 Turn the knob bolt on both sides to remove the stand from the unit 4 8 4 I F Circuit CMH 2235 Required tools A Phillips screwdriver for 3 mm screws Removal 1 Remove 29 screws and three covers of LTW connector then remove the display unit cover Remove the screw Remove the Screw Remove the connector cover Remove the screw 4 110 Chapter 4 Replacement of Major Parts 4 8 Display Unit 2 Disconnect three cables connected to the I F circuit Disconnect the cable 3 Remove the locking card spacer between the LCD push plate and the I F circuit then remove the I F circuit Remove the locking
92. e opening screen appears Proagram Update appears gt c Press the soft key 2 3 Press the soft key 2 5 8 Chapter 5 Program Update 5 3 Update procedure for the operation unit program Program Update Softkey MAIN UNIT Program Ver 01 00 10 gt Ver 01 00 10 Language data update update loading Data clear 0 Update 0 The program update starts Program Update Softkey MAIN UNIT Program Ver 01 00 10 gt Ver 01 00 10 Language data update Data clear 1009 Update 1009 Complete Please extract a USB and Reboot The program update is finished i N 12 Kb TE 5 9 Chapter 5 Program Update 5 3 Update procedure for the operation unit program 4 Press the STBY key and the TX PRF key on the display unit simultaneously The system 15 turned off 5 Disconnect the USB flash memory from the display unit panel XA USB MEMORY L Operation check After the program update perform the following operations 1 Press the STBY key to check the unit is turned on 2 Press the TX PRF key to check the radar video is displayed 3 Check Panel1 software version of System INFO System Information 1 Indicator 2 Panell 1 0 0 3 Panel2 4 Antenna 5 NSK P Boot Test Bench Chapter 6 Trouble shooting 6 1 Performance Check Chapter 6 rouble shooting Make
93. e screws two M4 screws and remove the encoder together with the metal fitting i NA al Loosen two screws p 5 i N 12 Kb TE 4 103 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 3 Remove the metal fitting and the gear wheel from the encoder attach them to the replacement encoder and fit it into the casing Remove the nut Holding Plate 25 e v Encode Remove three screws 4 After having replaced the encoder reassemble the unit by following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed Open the service engineer menu and adjust the azimuth 4 7 10 Magnetron Fan 7 0002 Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in place and remove the
94. e transceiver unit Remove the cable from the connector of the receiver 4 34 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 6 Remove the screws fixing the receiver The receiver 15 fixed with 7 screws 3 screws for fixing the unit and 4 screws on the 3D circuit The unit is fixed with 3 screws with washer M4X10Bs SW Remove those SCICWS 7 Remove the screws on the 3D circuit Then continue the work after turning the transceiver unit over Remove the screws fixing the receiver on the 3D circuit The receiver is fixed with 4 upset head bolts with washer MAXI2SUS SW Remove the bolts and replace the receiver 4 After replacement of the receiver assemble the transceiver unit in reverse order of disassembly 5 5 iz N 12 TE 4 35 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 8 Install the transceiver unit into the scanner unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the joint of the wave guide tube stick together Fix the unit with screws 9 Connect the cables to the transceiver unit Connect the following cables Motor cable connector
95. e transformer pins SN E 8 f P 2 J d A WON OS 2 d r Pulse 2 Yellow Transforme 6 Replace the compound modulation circuit CME 385 The compound modulation circuit 15 fixed with 8 screws with washer M4X10Bs SW LW Remove the screws and replace the compound modulation circuit It is fixed with 6 screws on the front surface of PC plate and with 2 screws on the heat radiation plate Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 Connect the magnetron cable Connect the cables after fixing the magnetron Solder the cables to the pulse transformer pins P WENN amp e 2l _ dg o Q 4 Pass the magnetron cable through the protection tube Connect the magnetron cables as follows the green cable to No 16 of the pulse transformer and the yellow cable to No 15 of the pulse transformer After soldering place the cables into the bush and attach the cover 5 i o S KD TE 4 29 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 Notes Becareful not to connect cables faultily Usea new thermal conductivity sh
96. edure If the connection is correct the output is LOW at the time of no signal when viewed with the negative side as reference on the oscilloscope Adjust the baud rate to the value defined in the output specifications for the navigator Also set the baud rate to AUTO 1n the menu Check that multiple devices are not connected to the same port on the external equipment Signals may not arrive correctly because the output capacity of the external equipment is exceeded Follow the external equipment specifications 6 17 5 5 iz N 12 TE Chapter 6 Trouble shooting 6 3 Examples of Trouble 6 18 Outline Drawings Chapter 7 Drawings 7 1 Chapter 7 Drawings Figure 7 1 1 Outline Drawing of the Scanner Unit NKE 2042 7 1 Outline Drawings E 9g T 4 13N 3180 SOL 4 3LIHM 40109 ww LINN 84 60 XOMddV SSVW 2 1 SNOILVIA3Q SNOILVIA3Q 0 X aC NONI WUE 378551 11 0 GLC 092 029 0 HOT cR 401 SNOISNSWIO ONLLNPOW QVO STOH 010 7 09 Tce 02 31 19 43884 0469 7 7 7 1 Outline Drawings Figure 7 1 2 Outline Drawing of the Scanner Unit NKE 2043 Chapter 7 Drawings 7 1
97. eet included in the circuit for maintenance e Touching the magnetron with metal a tool causes performance deterioration 8 Install the transceiver unit into the scanner unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the joint of the wave guide tube stick together Fix the unit with screws 9 Connect the cables to the unit Connect the following cables Motor cable connector e Receiver cable 1 connector e Sensor cable connector e Equipment cable 3 connectors eR 1 c gt gt i e le inh 19 pr i IE folk a d i wy el Y d ES gt gt After connecting all cables check the cables not to interfere the antenna rotation 4 30 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 10 Attach the radome Before attaching the radome check that the packing has no abnormality such as deformation or cracks Also remove foreign material and dust if attached If any hexagonal bolt is not tightened enough or 15 loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with speci
98. emory B f JMA 3300 UPDATE Updating 1 Insertthe USB flash memory to the display unit panel 5 5 iz N 12 TE 5 1 Chapter 5 Program Update 5 1 Update procedure for the display unit program 2 Press the STBY key Program Update softkey MAIN UNIT Program 01 00 10 gt Ver 01 00 10 Softkey2 PANEL UNIT Program Ver 1 0 0 gt 01 0 0 Softkey3 Reboot It does not update After the opening screen appears Proagram Update appears 3 Press the soft key 1 5 d Press the soft key 1 0 2 Chapter 5 Program Update 5 1 Update procedure for the display unit program Program Update Softkey MAIN UNIT Program Ver 01 00 10 gt Ver 01 00 10 Language data update update loading Data clear 0 Update 0 The program update starts Program Update Softkey MAIN UNIT Program Ver 01 00 10 gt Ver 01 00 10 Language data update Data clear 1009 Update 1009 Complete Please extract a USB and Reboot The program update is finished i N 12 Kb TE 5 3 Chapter 5 Program Update 5 1 Update procedure for the display unit program 4 Press the STBY key and the TX PRF key simultaneously The system 15 turned off 5 Disconnect the USB flash memory from the display unit panel XA USB MEMORY L Op
99. ent of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 3 After replacing the parts align the triangle mark 1 and close the radome Be sure to attach the cap when replacing the magnetron or the modulation circuit Note When closing the radome be sure the packing does not stick out and close the radome while avoiding dust and dirt 4 Turn on the radar and perform operation checks 4 2 1 Magnetron MSF1421B Required tools A Phillips screwdriver for M4 screws A Phillips screwdriver for M5 screws __ Shielded screwdriver Tools for removing the scanner unit covers See Section 4 2 Replacement procedure 1 Open the radome See Section 4 2 and disconnect the 11 cables from the transmitter receiver unit Disconnect the eleven cables 5 i N 12 TE 4 3 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Cables to be disconnected Modulation Circuit CME 322 J1 J3 J5 J14 J17 J201 002 Receiver Circuit CAE 475 J2 J301 J302 2 Remove the seven screws M4 and remove the transmitter receiver The transmitter receiver unit can be removed by sliding it Remove the SCrews slide 3 Remove the four screws M4 and remove the modulation circuit cover Chapter 4 Replacement of Major Parts 4 2 Parts Replacement f
100. er receiver unit Disconnect the cable Cables to be disconnected Modulation Circuit CME 322 17 4 8 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 2 Remove the four screws M4 and remove the motor After the motor replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Remove the four screws pP 15 P Mic s UN ro 4 S Trag Operation check After replacement perform the following operations 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally When starting the motor rotation check if no abnormal noise will be emitted when it is running or when it stops 4 2 3 Modulation Circuit CME 363 Required tools A Phillips screwdriver for screws A Phillips screwdriver for M5 screws Tools for removing the scanner unit covers See Section 4 2 5 i N 12 TE 4 9 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Replacement procedure 1 Refer to step 1 in Section 4 2 1 to disconnect the 11 cables from the transmitter receiver unit 2 Refer to step 2 in Section 4 2 1 to remove the transmitter receiver 3 Remove the four screws M4 and remove the modulation circuit cover
101. er temperature sentences which had been received properly 7 2 TEMP Data Cannot receive valid water temperature data which had been received properly properly In ek Rf Wind Time Out Cannot receive valid wind direction wind velocity sentences including checksum error which had been received properly CE 5 Wind True Data Cannot receive valid water temperature data after valid wind direction wind velocity true data had been received properly 5 Wind Relative Data Cannot receive valid water temperature data after valid wind direction wind velocity relative data had been received properly Cannot receive valid turning ratio sentences including checksum error which had been received properly Cannot receive valid turning ratio data which had been received properly Cannot receive valid steering direction sentences including checksum error which had been received properly Rudder Time Out 7 2 Cannot receive valid steering direction data which had been received properly el g B 9 2 6 11 6 i 70 12 Kb TE Chapter 6 Trouble shooting 6 2 Error Message List Alarm name Alarm name i Class Description Japanese English AIS AIS Time Out Alarm For AIS function On cannot receive valid AIS data including checksum erro
102. eration check After the program update perform the following operations 1 Press the STBY key to check the unit is turned on 2 Press the TX PRF key to check the radar video is displayed 3 Check Display unit software version of System INFO System Information 1 Indicator 2 Panell 1 0 0 3 Panel2 4 Antenna 5 NSK P Boot Test Bench Chapter 5 Program Update 5 2 Table Update Procedure 52 Table Update Procedure Update the table only in the display unit program Items to be prepared USB flash memory Update program file STC curve file name SIC stc Option language file name OPT LANG olg Echo simulation file name Echo ech USB memory 25 3300 UPDATE LANG olg gt e STC stc DEMO ECHO ech Table Update operations 1 Open from the Adjust Menu 1 Partial Reset 2 All Reset 3 System Time Clear 4 scanner Time Clear 6 7 Table Update Internal Setting USB Format Maintenance menu appears 2 Table Update Table Update STC Curve Color Initial Value Insert Language Echo Simulation ho Table Update menu appears SIC Curve Update Load the STC curve table on the FROM via USB for updating 1 Open Table Update STC Curve The STC curve table is updated i o 12 Kb TE
103. erial and dust 1f attached Close the upper housing while pulling the center of the stay VY m A Fd 1 2 2 1 pa 5 4 D Seoooecoocooosess 1 OSG VOB e 606 4 54 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 If any hexagonal bolt is not tightened enough or is loosened the waterproof performance may be deteriorated Be sure to tighten all bolts with specified torque 120 to 150 Notes e When closing the housing be careful that the cables are not caught e When closing the upper housing always pull the center of the stay Otherwise the stay may be broken After the work turn ON the safety switch This completes the magnetron replacement procedure Operation check After completing the replacement work check the operation by following the procedure below 11 Turn on the radar and allow sufficient preheating time about 20 to 30 minutes in the STBY state 12 Start transmission in a short pulse range and gradually change to longer ranges Atthis time open the service engineer menu and perform provisio
104. es from the transmitter receiver unit The transmitter receiverunit cover can be removed by sliding it Five screws 2 Loosen the four bolts M5 and remove the transmitter receiver unit The transmitter receiver unit can be removed by sliding it upward Four screws 4 A0 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS 3 Remove the six screws M4 that secure the magnetron and replace the magnetron Yellow terminal solder Green terminal solder Silicon tubes 2 pieces Magnetron Four screws Note A shielded screwdriver shall be used for magnetron replacement Touching the magnetron with metal a tool causes performance deterioration 4 Adjust the lead wires yellow and green of the new magnetron to an appropriate length and tighten the screws to secure the cables After the magnetron replacement carry out the work in reverse orde
105. eused Pass the cable through the elongate hole of the chassis 4 52 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 Connect the magnetron cables as follows the green cable to No 16 of the pulse transformer and the yellow cable to No 15 of the pulse transformer After replacement check that the magnetron is steady Notes Becareful not to connect cables faultily e Adjust the cables for optimal length The recommended length of green cable is 175 5 mm The recommended length of yellow cable is 175 5 mm 4 e Touching the magnetron with metal a tool causes performance deterioration 8 Setup the transceiver unit Attach the cover and the support plate to the transceiver unit 5 5 iz N 12 TE 4 53 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 9 Install the transceiver unit Install the transceiver unit into the scanner unit When installing the transceiver unit put the unit inside then slide it into the joint of the wave guide tube Push the transceiver unit wholly so that the unit and the joint of the wave guide tube stick together Fix the unit with bolts with washer 10 Close the upper housing Before closing the upper housing check that the packing has no abnormality such as deformation or cracks Also remove foreign mat
106. fied torque 10 5kgf cm Note 4 When soldering the lead of the magnetron refer to the diagram above Make sure of the mounting position of yellow and green lead wires Becareful that the lead wires yellow and green of the magnetron do not touch other parts or the chassis Bringing the lead wires into contact with them can cause the discharge Operation check After replacement perform the following operations 11 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally After long range transmission open the service engineer menu and confirm that the magnetron current indicator shows 50 to 70 5 5 iz o 12 TE 4 31 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 3 4 Receiver NRG 239 Required tools A Phillips screwdriver for M4 screws gt A Phillips screwdriver for M5 screws A wrench width across flats 7 mm for M4 bolts Tools for removing the scanner unit covers See Section 4 2 Replacement procedure 1 Remove the equipment cable Remove the connectors of the equipment cable connected to the transceiver unit Remove the cable clamp fixing the equipment cable You do not need to remove the equipment cable from the scanner unit 4 32 Chapter 4 Replacement of Major Parts 4 3 Parts Replacemen
107. g the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in place and remove the transmitter receiver unit Disconnect the five ene Remove three screws 4 106 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 2 Remove the cable for the fan that is connected to the T R control circuit board 3 Loosen the screws nine 4 screws holding the cover in place remove the screws two M4 screws holding the heat radiation plate in place and remove the cover Loosen nine screws A He fan Remove four screws CT 9 9 6 D e E T 9 a 5 i N 12 Kb TE 4 107 Chapter 4 Replacement of Major Parts 4
108. he cover of the transceiver unit The cover 15 fixed with 4 built in MAXIOBs SW LW screws Loosen all screws and slide the cover to remove it 4 50 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 4 Remove the support plate of the transceiver unit The support plate is fixed with 2 screws with washer MAX10Bs SW Remove all screws and slide the support plate to remove it Co Mo TY SES gt 5 Remove the magnetron cable The magnetron cable is connected to the pulse transformer with two cables green and yellow Remove the cables soldered to the pulse transformer pins Reuse the protection tube 5 5 iz o 12 TE 4 51 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 Pulse Transformer wh 627 lt Yellow Pd f 2 Green Sys Su Og Sg SQ Magnetron 6 Replace the magnetron The magnetron 15 fixed with 4 built in M4X10Bs SW LW screws Loosen the screws and replace the magnetron G Note Use a shielded screw driver Touching the magnetron with metal a tool causes performance deterioration 7 Connect the magnetron cable Connect the cables after fixing the magnetron Solder the cables to the pulse transformer pins Pass the magnetron cable through the protection tube r
109. heck After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally 44 4 Receiver NRG 226 Required tools A Phillips screwdriver for 4 mm screws Se Phillips screwdriver for 5 mm screws Asingle ended wrench Width across flats 7 mm for 4 bolts 4 uus Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Open the top cover see Section 4 4 And remove the transmitter receiver unit see Section 4 4 1 After that remove the magnetron see Section 4 4 1 2 Remove the 3D circuit and receiver from the transmitter receiver unit according to the procedure below Remove the five screws 4 that Secure the 3D circuit and detach the 3D circuit from the mounting plate Two side screws
110. hillips screwdriver for 3 mm screws i Phillips screwdriver for 4 mm screws __ gt e A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 6 Replacement procedure 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Disconnect the cables and remove the six screws M4 from the power circuit and then remove the power supply unit from the transmitter receiver unit 3 Remove the six M4 screws and two M3 screws and detach the power circuit from the mounting plate Remove the six screws Remove the two 4 80 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS 4 After the power circuit replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables If the square radiating sheet attached to the chassis on the back solder side of the power circuit is torn change to a new one provided with the replacement power circuit 4 6 6 Receiver NRG 610 Required tools A Phillips screwdriver for 4 mm screws gt A Phillips screwdriver for 5 mm screws Single ended wrench width across flats 7 mm for bolts Tools for removing the scanner unit covers See Section 4 6 Replacement procedure 1
111. l the cables Note Extreme care should be taken to connect the leads yellow and green to the magnetron for prevention of contact with other parts or the casing Contact may cause them to discharge Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and allow sufficient preheating time 20 30 minutes in the STBY mode 4 88 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit 2254 JMA 3355 7 9 2 Start transmission in a short pulse range and gradually change to longer ranges Open the service engineer menu and provisionally adjust the tuning Whenever operation becomes unstable immediately return to STBY wait five to ten minutes and then transmit again 3 After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment Perform the adjustment in the service engineer menu until the tuning display bar on the display unit reaches the eighth calibration mark With the service engineer menu open also make sure the magnetron current is shown between the fifth and seventh calibration markings 4 7 2 Motor CBP 168A CBP 182 Required tools Asingle ended wrench width across flats 17 mm for 8 bolts 4 Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover from the left port side see Section
112. le Remove the connection cable of the motor unit Remove the connection cable of the receiver unit Remove the connection cable of the sensor When removing the transceiver unit be sure not to be stuck in parts and be careful not to interfere with the work 3 Remove the transceiver unit The transceiver unit is fixed with 5 screws with washer 4 10 5 SW W anda screw MAXI2 SW W fixed with clamp d Loosen the 3 screw fixing the unit on the bow side ing 3 screws on the stern side Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 f Remove the transceiver unit When removing the transceiver unit once slide it to stern direction and pull it off obliquely backward Perform the replacement of circuits within the transceiver unit in a safe place 4 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove the cover of the transceiver unit The cover 15 fixed with 7 screws with washer M4X10Bs SW Loosen all screws and slide the cover to remove it 5 i N gt KD TE 4 17 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 5 Remove the magnetron cable The magnetron cable is connected to the pulse tra
113. mae 20 _ ML poa NN _ NS 00 3 12 Chapter 3 Service Parts 3 2 Exploded Diagrams 8 Connecting Wave Guide MPAB31161 1 8 2 Connecting Wave Guide MTM301492A 8 3 Push Plate MTB361809 uo wee s n o swing Was _____ _ is suae _ smw swing Wass wae mum m mmn _ memos a 8 _ S m 0 Mme _ wes _ 3 13 5 5 iz o 12 TE Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams Figure 3 2 3 Exploded Diagram of NKE 2062 3 14 3 2 44 NKE 2063 Chapter 3 Service Parts 3 2 Exploded Diagrams NO PART NAME PRODUCT CODE SERVICE CODE NOTE qma Roe _ 2 2 2 3 2 4 25 2 6 2 7 2 8 2 9 2 10 2 11 9 12 2 13 2 14 2 15 2 16 2 17 2 18 2 19 4 2 Drive Assy Upper Housing V Ring Bearing Retaining Ring Antenna Support Seat Slide Plate O Ring Spacer Key Gear Bearing Nut Magnet Assy Bracket Bolt Waveguide Push Plate Bolt Rotary Joint Motor Assy Mo
114. ment for the tune indicator bar on the display to reach 8096 In the service engineer menu also confirm that the magnetron current indicator shows 50 to 70 4 6 2 Motor H BDRDO0048 Required tools 4 76 A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws h single ended wrench width across flats 10 mm for M6 bolts i e xu Tools for removing the scanner unit covers See Section 4 6 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS Replacement procedure 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Remove the four hexagon bolts M6 and remove the motor Apply grease to the gear of the new motor and install the motor in the chassis Be sure to tighten all the four hexagon bolts with specified torque 72 kgf cm E Remove the four 3 After the motor replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Note 4 The rotor of the motor rotates so clamp the cables not to touch the rotor Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally There shall be no abnormal
115. n it is running or when it stops 47 4 Modulation Circuit CPA 264 Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws ps i Single ended wrench width across flats 7 mm for bolts Tools for removing the scanner unit covers See Section 4 7 4 92 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Replacement procedure 1 Remove the cover on the right starboard side see Section 4 7 remove the cables connected to the transmitter receiver unit and the screws three M5 screws holding the transmitter receiver unit in place and remove the transmitter receiver unit Disconnect the five cables 19 6 35 6 35 2 Loosen the screws nine 4 screws holding the cover in place remove the 4 screws two M4 screws holding the heat radiation plate in place and remove the cover Remove the Loosen the nine two bolts 5 i o S KD TE 4 93 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 3 Remove the cables connected to the modulator circuit board then remove the screws five M4
116. nal tuning adjustment If operation becomes unstable in the meantime immediately change the equipment back into the STBY state leave it there for 5 to 10 minutes and restart transmission 13 After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment In the service engineer menu perform adjustment for the tune indicator bar on the display to reach 8096 In the service engineer menu also confirm that the magnetron current indicator shows 50 to 70 5 5 iz N 12 TE 4 55 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 4 5 2 Motor CBP 218 Required tools A Phillips screwdriver for 4 mm screws 4 1 i A Phillips screwdriver for 5 mm screws pa 1 Asingle ended wrench width across flats 10 mm for M6 bolts 4 Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Remove the motor unit The motor unit 1s installed in the starboard bow side starboard lower side when opened of the scanner Remove the motor cable Remove the connectors of the cables connected to the transceiver unit The motor is fixed with 4 upset head bolts M6X45FE and spring washers SW6 Remove the bolts Motor Assy 4 56 Chapter 4 Replacement of Major Parts 4 5
117. ner Unit NKE 2103 JMA 3340 4 6 4HS 6HS Note After receiver replacement perform the assembly procedure paying attention to the fitting of the transmitter receiver unit If the fitting is poor loosen the screws and perform the adjustment again 467 Encoder CHT 71A Required tools A Phillips screwdriver for 4 mm screws Phillips screwdriver for 5 mm screws Single ended wrench width across flats 7 mm for bolts 8 A e pu m Tools for removing the scanner unit covers See Section 4 6 Replacement procedure 4 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Remove the two screws 4 that secure the encoder and remove the encoder from the chassis Encoder Loosen the screw 5 5 iz o 12 TE 4 83 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 3 Remove the metal fitting and gear wheel from the old encoder mount them on the new encoder and install the encoder in the chassis Remove the nut Metal fitting Remove the three screws 4 After the encoder replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the p
118. ngitude Floating position setting for VRM latitude longitude e Floating position setting for parallel cursor latitude longitude Creating latitude longitude alarm area 1 79 Invalid Version Status is loading a file with an incompatible version Internal Setting Marks lines Own track Option languages SIC curve Color Flash ROM 23 Flash ROM Error Alarm Initialization error of flash ROM file system during startup USB E USB Error Alarm Initialization error of USB during startup 6 15 5 5 iz N 12 TE Chapter 6 Trouble shooting 6 3 Examples of Trouble 6 3 Examples of Trouble 6 3 1 6 16 Internal Circuits The radar display flickers on and off The radar is operating normally but the radar display appears and disappears at intervals Location of cause Procedure Connection A connector may not be connected correctly Check that the following connectors are connected correctly CDC 1346BR CMH 2235 J501 J502 J504 Input voltage The input voltage may be too low Check the voltage The power cannot be turned on Pressing the power switch does not start the equipment Fus 0000 Check if the fuse is blown out Input voltage The protection circuit may be activated because the input voltage is too high or too low Voltage protection setting 9 4 V or less 42 V or more Check the voltage The cursor cannot be operated
119. nsformer with two cables green and yellow Remove the cables soldered to the pulse transformer pins Reuse the protection tube 6 Replace the magnetron The magnetron is fixed with 4 screws with washer M4X10Bs SW LW Remove the screws and replace the magnetron Note Use a shielded screw driver Touching the magnetron with metal a tool causes performance deterioration 4 18 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 7 Connect the magnetron cable Connect the cables after fixing the magnetron Solder the cables to the pulse transformer pins morr 4 CD EE L Jee He e o Pass the magnetron cable through the protection tube reused Connect the magnetron cables as follows the green cable to No 16 of the pulse transformer and the yellow cable to No 15 of the pulse transformer g ie pu Y Bush A After soldering place the cables into the bush and attach the cover Notes e Be careful not to connect cables e Adjust the cables for optimal length The recommended length is 155 5 mm Usea shielded screw driver Touching the magnetron with metal a tool causes performance deterioration 5 5 iz N 12
120. ntain it in the standby state for 20 to 30 minutes 2 Start transmission in a short pulse range and gradually change to longer ranges At this time open the service engineer menu and perform provisional tuning adjustment If operation becomes unstable in the meantime immediately change the equipment back into the standby state leave it there for 5 to 10 minutes and restart transmission 3 After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment In the service engineer menu perform adjustment for the tune indicator bar on the display to reach 80 5 5 iz o 12 TE 4 21 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 3 2 Motor 7 52 Required tools A Phillips screwdriver for screws A Phillips screwdriver for M5 screws lt e A wrench width across flats 10mm for M6 bolts Tools for removing the scanner unit radome See Section 4 2 Replacement procedure 1 Remove the motor cable The motor unit 15 installed on the bow side of the scanner Remove the motor cable Remove the cable from the connector on the side of the motor unit 4 22 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 2 Remove the motor unit The motor unit is fixed with 4 upset head bolts with washer M4X12SUS SW
121. oded Diagrams 3 2 NCD 2182 No Code Notes p USB Cover MTT313751 4 Spacer BRBP05062 Tapping screws BRTG09751 Bezel Packing MTV304868 Soft key MTV304865A Operation Circuit CCK 1017 Main Operation Rubber MTV304885 peration Circuit CCK 991 16 Knob MPHD30383 30 Knob MPHD30380 PT Screw BRTG09223 LCD Push Plate MTB397474A PT Screw BRTG09224 Processing Circuit CDC 1346BR 8 Embedded Screw BSNC03006B 19 Locking Card Spacer BRBP00564 20 Locking Card Spacer BRBP07253 I F Circuit CMH 2235 MDYWI12732 Rear Cover MTC301867 Screw BSNK04025B Rubber Washer MTT311607 25 Washer BSFW04000B 26 Spring Washer BSSW04000S 27 Hexagonal Nut BSHN04000W 7 0 12 13 14 4 m E ER ON 22 23 24 m 00000 3 28 Chapter 3 Service Parts 3 2 Exploded Diagrams Knob Bolt BRTG09876 39 Stand 3300 MTB397951 4 a MPNN34331A mE NEN re Figure 3 2 7 Exploded Diagram of NCD 2182 21 Ee EY 5 59 MS WANS S SS 34 35 22 2 6 LEAL MAN PANSES 3 29 5 iz o 12 TE Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams 3 30 Chapter 4 Replacement of Major Parts 4 1 Precautions for replacing parts the scanner unit Chapter 4 Replacement of
122. ols for removing the cover from the scanner unit A wrench width across flats 13 mm for 8 bolts Tools used in each part replacement procedure Replacement procedure 1 Turn off the safety switch at the bottom of the scanner unit Safety switch 4 38 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS 2 Loosen the four hexagon bolts and open the top cover until the stay bracket stopper works Six hexagon bolts E 4 31 ra Stay bracket Replace the parts which need replacement according to the procedures in the subsequent sections After the parts replacement close the top cover set the safety switch to ON Be sure to cap the safety switch The packing shall be clean free from dust and dirt when you close the cover Turn on the radar and perform necessary operation checks 44 41 Magnetron MSF1422B Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws SS Tools for removing the scanner unit covers See Section 4 4 5 i o 12 TE 4 39 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS Replacement procedure 1 Open the top cover see Section 4 4 loosen thefive screws M4 remove the transmitter receiver unit cover and disconnect the ten cabl
123. or 4 mm screws A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Open the top cover see Section 4 4 And remove the transmitter receiver unit see Section 4 4 1 2 Disconnect the cables from the modulator remove the nine screws that secure the modulator and replace it If the heat radiation plate of the modulator 15 used mount the insulating sheet straight between TR17 TR18 and the heat radiation plate Three amp screws side Le Food 85 V Six screws front 3 After the modulator replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables 4 44 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS Operation c
124. or the Scanner Unit NKE 2042 JMA 3314 4 Remove the four screws M4 and remove the magnetron cover Magnetron cover Modulator circuit Remove the four screws Remove the four Screws 5 Remove the lead wires yellow and green soldered to the pulse transformer 4 remove the four screws M4 holding the magnetron then replace the magnetron Magnetron Remove the four screws Lead yellow Lead green 5 i N 12 Kb TE 4 5 Chapter 4 Replacement of Major Parts 4 2 Parts Replacement for the Scanner Unit NKE 2042 JMA 3314 Note Use a shielded screw driver for magnetron replacement Touching the magnetron with metal a tool causes performance deterioration 6 Solder the cable after cutting the leads yellow and green for the replacement magnetron to an appropriate length After the magnetron replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables pe ate AM Jw 1 m hs i il m Cr ey Lead yellow Lead green Note When soldering the lead of the magnetron refer to the diagram above Make sure of the mounting position of yellow and green lead wires Becareful that the lead wires yellow and green of the magnetron do not touch other parts or the chassis
125. other operation Setting enable disable and class during alarm area creation Setting operations for on off and floating position during EBL bearing setting Setting operations for on off and bearing during EBL floating position setting Operations for on off during VRM range setting e Operations for on off mode and saving during of center custom position setting Operations for PRF tuning during manual tuning operations Setting for automatic manual mode during manual tuning operations Operations for manual tuning during PRF tuning operation Cursor operations when own heading or latitude longitude 15 disabled input Event mark input nputting erasing moving marks nputting erasing moving inserting lines Floating position setting for EBL latitude longitude Floating position setting for VRM latitude longitude e Floating position setting for parallel cursor latitude longitude e AIS numerical display destination ship retrieved vessel selection Creating latitude longitude alarm area TLL transmission for cursor Chapter 6 Trouble shooting 6 2 Error Message List Alarm name Alarm name Class Descrivtion Japanese English Not Allowed Status Operations for inserting by selecting the end point in the line list Operations for switching to H UP during TM When heading is not available temporarily changed to R
126. ountdown is finished and check that radar images are displayed normally There shall be no abnormal noise emitted when the motor starts running when it is running or when it stops 4 7 3 Motor Control Power Circuit CBD 1779 Required tools A Phillips screwdriver for 4 mm screws a Jet Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the cover from the left port side see Section 4 7 disconnect the cables and remove the three screws M4 from the motor driver circuit and then detach the plate on which the motor driver circuit is mounted Remove the three screws 5 5 iz N 12 TE 4 91 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 2 Disconnect the cables from the motor driver circuit remove the four screws M4 and replace the motor driver circuit Remove the eight screws 3 After the driver circuit replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally There shall be no abnormal noise emitted when the motor starts running whe
127. pecified torque 120 to 150 After the work turn ON the safety switch Notes When closing the housing be careful that the cables are not caught e When closing the upper housing always pull the center of the stay Otherwise the stay may be broken This completes the receiver replacement procedure 4 72 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS 4 6 Parts Replacement for the Scanner Unit 2103 JMA 3340 4 6 4HS 6HS Required tools Tools for removing the cover from the scanner unit A wrench width across flats 13 mm for 8 bolts Tools used in each part replacement procedure Replacement procedure 1 Before starting the work turn off the safety switch at the bottom of the scanner unit heading bearing 34 4 i ja E SES tre 9 pese I set the safety 4 switch to OFF 2 Loosen the four hexagon bolts and open the top cover until the stay bracket stopper works T ru m E a a 1 ar i 1 LI ae m Stay bracket enn Loosen the four hexagon bolts 5 5 i N 12 TE 4 73 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 Note Before the top cover can be closed the stay bracket stopper must be released 3 Replace the pa
128. place and remove the transmitter receiver unit Disconnect the five cables Vs t gt 2225 ul e 3 Remove the cables connected to the T R control circuit board and the screws seven 4 screws and replace the T R control circuit board 05 00 ara gt Note Set the switch and jumper pins of the T R control circuit board to suite the NKE 2254 see Section 2 5 4 4 100 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 After having replaced the T R control circuit board reassemble the unit following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar open the service engineer menu restore the scanner unit times and make sure that the data has been correctly continued before after the T R control circuit board replacement check the transmission time and the motor rotation time 2 Begin transmission once the countdown is complete and check that the radar im
129. r which had been received properly For AIS function On cannot receive valid AIS data which had been received properly AIS 73 4 001 AIS Alarm 001 n For AIS function On an error from the AIS receiver 1s received ALR 4 AIS Data AIS 77 A 002 AIS Alarm 002 n For AIS function On an error from the AIS receiver is received ALR AIS 72 003 AIS Alarm 003 n For AIS function On an error from the AIS receiver is received ALR AIS 73 4 004 AIS Alarm 004 n For AIS function On an error from the AIS receiver is received ALR AIS 77 4 005 AIS Alarm 005 n For AIS function On an error from the AIS receiver is received ALR AIS 75 1 006 AIS Alarm 006 n For AIS function On an error from the AIS receiver is received ALR AIS 77 4 008 AIS Alarm 008 n For AIS function On an error from the AIS receiver is received ALR AIS 73 4 025 AIS Alarm 025 n For AIS function On an error from the AIS receiver is received ALR AIS 77 026 AIS Alarm 026 ion On iver i i For AIS function On an error from the AIS receiver 15 received ALR AIS 77 4 029 AIS Alarm 029 For AIS function On an error from the AIS receiver is received ALR For AIS function On an error from the AIS receiver is received ALR AIS 77 4 030 AIS Alarm 030 AIS 79 4 032 AIS Alarm 032 For AIS function On an error from the AIS receiver is received ALR AIS 75 4 035 AIS Alarm 035 n For AIS function On an error from the AIS receiver is
130. r of removal Be sure to tighten all the bolts and screws and connect all the cables Note Be careful that the lead wires yellow and green of the magnetron do not touch other parts or the chassis Bringing the lead wires into contact with them can cause the discharge 5 5 i N 12 TE 4 41 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and allow sufficient preheating time about 20 to 30 minutes in the STBY state Start transmission in a short pulse range and gradually change to longer ranges Atthis time open the service engineer menu and perform provisional tuning adjustment If operation becomes unstable in the meantime immediately change the equipment back into the STBY state leave it there for 5 to 10 minutes and restart transmission After long range transmission for about 15 minutes open the service engineer menu again and perform tuning adjustment In the service engineer menu perform adjustment for the tune indicator bar on the display to reach 80 In the service engineer menu also confirm that the magnetron current indicator shows 50 to 70 4 4 2 Motor CBP 153 Required tools 4 42 A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws A
131. received ALR Table 6 2 5 Notification list Alarm name Alarm name Class Descrivtion Japanese English To Status Requires setting of true bearing EEL Status For TM the own ship position is out of 60 of the radius of PPI GPS TAREET GPS HDOP Caution Received excessive HDOP value beyond the setting 6 12 Chapter 6 Trouble shooting 6 2 Error Message List Table 6 2 6 Radar alarm list Alarm name Alarm name Class Description Japanese English 9 75 01 Areal Approach 7 Area2 Approach 79 75 11 Areal Secession 9 A2 B Area2 Secession BM L 5 75 L 1 Areal of Range Alarm Rectangle area 1 is out of range Creation of area 1 15 out of range 5 2 Area2 Out of Range Alarm Rectangle area 2 is out of range Creation of area 2 1s out of range TT che EE TT is changed to a dangerous ship TT 7598 TT New Target TT 15 automatically acquired masnak Ten TT 188 TT Out of Range Alarm TT cannot be tracked because it got out of the range currently used for acquisition TT Max Target Status Manually acquired when the number of acquisition reached maximum TT TT Max Target Status New target cannot be acquired The number of TT target acquisition exceeded the maximum number 10 targets EBLI VRMI EBL VRM1 Out Status The floating position of EBL1 VRM1 1n the latitude longitude floa
132. rewdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 6 4 78 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS Replacement procedure 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Disconnect the cables from the modulation circuit remove the nine screws M4 that secure the modulation circuit and replace it If the heat radiation plate of the modulator is used mount the insulating sheet straight between TR17 TR18 and the heat radiation plate Remove the nine screws M4 3 After the modulation circuit replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 4 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally After long range transmission open the service engineer menu and confirm that the magnetron current indicator shows 50 to 70 5 iz N 12 TE 4 79 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 3340 4 6 4 5 6 5 4 6 5 Power Supply Circuit 1783 Required tools A P
133. rocedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally At this time open the service engineer menu and adjust the bearing 4 6 8 Brake Circuit CFA 252 Required tools A Phillips screwdriver for 3 mm screws ug A Phillips screwdriver for 4 mm screws T A Phillips screwdriver for 5 mm screws 2 _ Tools for removing the scanner unit covers See Section 4 6 4 84 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS Replacement procedure 1 Open the top cover see Section 4 6 and remove the transmitter receiver unit see Section 4 6 1 2 Disconnect the cables that are connected to J1503 of the motor control power circuit CBD 1779 Remove the two screws Ls m amd 15 C 3 Remove the two screws that secure the resistor and replace the brake 4 circuit CFA 257 resistor with cable 4 After the brake circuit replacement carry out the work in reverse order of removal Note Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally 5 5 iz N 12
134. rts which need replacement according to the procedures in the subsequent sections Be careful not to lose screws or brackets removed during replacement 4 After the parts replacement close the top cover set the safety switch to ON Be sure to cap the safety switch The packing shall be clean free from dust and dirt when you close the cover 5 Turn on the radar and perform necessary operation checks 4 6 1 Magnetron Replacement MAF 1565N Required tools A Phillips screwdriver for 4 mm screws 22 Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 6 Replacement procedure 1 Open the top cover see Section 4 6 loosen the four screws M4 remove the transmitter receiver unit cover and disconnect the ten cables from the transmitter receiver unit The transmitter receiver unit cover can be removed by sliding it ET Slide I D Fi Loosen the four e Screws 4 74 Chapter 4 Replacement of Major Parts 4 6 Parts Replacement for the Scanner Unit NKE 2103 JMA 3340 4 6 4HS 6HS 2 Loosen the five bolts M5 and remove the transmitter receiver unit The transmitter receiver unit can be removed by sliding it upward Loosen the five bolts 3 Remove the six screws M4 that secure the magnetron and replace the magnetron Cable Yellow Note A shielded screwdriver shall be used for magnetron replacement
135. screws Remove the c After the receiver replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Note After receiver replacement perform the assembly procedure paying attention to the fitting of the transmitter receiver unit If the fitting is poor remove the screws and perform the adjustment again Operation check After replacement perform the following operations 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally Transmit radar signals on a long range and open the service engineer menu to adjust the tuning Perform the adjustment in the service engineer menu until the tuning display bar on the display unit reaches the eighth calibration mark 5 5 iz o 12 TE 4 13 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 3 Parts Replacement for the Scanner Unit NKE 2043 3334 Required tools Tools for removing the cover from the scanner unit A wrench width across flats 8 mm for M5 bolts _ gt om Tools used in each part replacement procedure Replacement procedure 5 Remove the radome The radome is fixed with 6 hexagonal bolts Bottom view Note Place the removed radome in a safe place Be sure not to be
136. screws holding the modulator circuit board in place and the spacer one 7 mm nominal spacer and replace the modulator circuit board If reusing the heat radiation plate on the modulator be sure to install the thermal insulation sheet between the TR5 8 and the heat radiation plate so that it 1s straight Remove the Remove the spacer five bolts 7 ill i amp amp Hn e 4 2 2 gt 3 I a AY Ta A ur 2 oN 116 E 8 RO 522 Disconnect the five cables 4 After having replaced the modulator circuit board reassemble the unit following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed Transmit radar signals on a long range and with the service engineer menu open also make sure the magnetron current is shown between the fifth and seventh calibration markings
137. single ended wrench width across flats 10 mm for M6 bolts Tools for removing the scanner unit covers See Section 4 4 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS Replacement procedure 1 Open the top cover see Section 4 4 And remove the transmitter receiver unit see Section 4 4 1 2 Remove the four hexagon bolts M6 and remove the motor Apply grease to the gear of the new motor and install the motor in the chassis Be sure to tighten all the four hexagon bolts with specified torque 72 kgf cm Four hexagon bolts 3 After the motor replacement carry out the work in reverse order of removal Be sure to tighten all the bolts and screws and connect all the cables Note The rotor of the motor rotates so clamp the cables not to touch the rotor Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally There shall be no abnormal noise emitted when the motor starts running when it is running or when it stops 5 5 iz N 12 TE 4 43 Chapter 4 Replacement of Major Parts 4 4 Parts Replacement for the Scanner Unit NKE 2062 JMA 3316 HS 44 3 Modulation Circuit CME 323 Required tools A Phillips screwdriver f
138. t For heading equipment compass cannot receive valid NMEA bearing sentences including checksum error which had been received properly Heading Data Alarm For heading equipment compass cannot receive valid NMEA bearing data which had been received properly 2AXG Time Out Jarm For speed equipment 2 axis log cannot receive valid VBW sentences including checksum error which had been received properly arm For speed equipment 2 axis log cannot receive valid VBW ground data which had been received properly GPS Error Failed to set GPS GPS GPS Time Out Alarm Cannot receive valid GPS sentences including checksum error which had been received properly GPS 7 2 GPS Position Alarr GPS 87 9 GPS Datum larm Alar GPS 7 3 GPS Speed GPS Bsp SE GPS Status arm Depth Time Out larm Cannot receive valid depth sentences including checksum error which had been received properly ETS Depth Data larm RoHS TEMP Time Out 2 Sip Hh 3848 7 2 2AXG Data Cannot receive valid position data which had been received properly Cannot receive valid geodetic data which had been received For speed equipment GPS cannot receive valid speed data which had been received properly Received GPS fixing status error invalid data Cannot receive valid depth data which had been received properly Cannot receive valid wat
139. t for the Scanner Unit NKE 2043 JMA 3334 2 Remove the motor cable the receiver cable and the sensor cable Remove the connection cable of the motor unit Remove the connection cable of the receiver unit Remove the connection cable of the sensor When removing the transceiver unit be sure not to be stuck in parts and be careful not to interfere with the work 3 Remove the transceiver unit The transceiver unit is fixed with 5 screws with washer 4 10 5 SW W anda screw 4 12 SW W fixed with clamp g Loosen the 3 screw fixing the unit on the bow side 4 h Remove the remaining 3 screws on the stern side 5 e 5 5 iz N 12 TE 4 33 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 i Remove the transceiver unit When removing the transceiver unit once slide it to stern direction and pull it off obliquely backward Perform the replacement of circuits within the transceiver unit in a safe place 4 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove the cover of the transceiver unit The cover is fixed with 7 built in MAXIOBs SW LW screws Loosen all screws and slide the cover to remove it 5 Remove the receiver cable The receiver cable will be found on the rear side of th
140. three M5 screws holding the transmitter receiver unit in place and remove the transmitter receiver unit Disconnect the five cables NE 4508 CO gt 9 Remove the three bolts 2 Remove the cables connected to the power supply circuit board and the screws five 4 screws holding the power supply circuit board in place Remove the power supply circuit board together with the metal fitting holding the power supply circuit board in place Remove the five bolts 4 98 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 3 Remove the screws six M4 screws holding the power supply circuit board in place and replace the power supply circuit board If the square heat radiation sheet on the casing on the back of the power supply circuit board the soldered side is damaged affix
141. ting setting is out of the radius of PPI tus EBL2 VRM2 EBL VRM2 Out Sta The floating position of EBL2 VRM2 in the latitude longitude floating setting is out of the radius of PPI EST HRD P CURS Out Status The floating position of the parallel cursor in the latitude longitude floating setting is out of the radius of PPI Table 6 2 7 Error message list and alarm list for operations Alarm name Alarm name Class Desenrolo Japanese English 7 5 8 No Heading Data Status The operation function is not available because own heading is not available Operations for specifying TT acquisition numerical display Changing to TM Changing to N Up C Up JUE Hkmc 4 On Preheating The operation is not available because of preheating ad Fal VCS Short Interval The interval between standby and transmission is too short to perform transmission gt Error Occurring Transmission operation during prohibition of transmission caused by scanner error BARATI RL EBA EARL 27 File Read Emor 27 WEBUAK File WriteEwor _ Caution Failed to write the fle 1 Num of files Over Caution Writing data to the USB memory in which the number of the file has reached to the maximum 774 File Erase Error Caution Failed to delete the file 6 13 5 5 iz N
142. tion checks 4 7 1 Magnetron M1568BS Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 7 Replacement procedure 1 Remove the covers from the right starboard side see Section 4 7 loosen the screws four 4 screws to remove the magnetron cover Loosen four screws 4 87 5 5 i N 12 TE Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 2 Make sure there is no charge remaining in the modulation high voltage circuit board and then remove the screws two M4 screws holding the magnetron cables yellow and green in place Remove two ON screws Disconnect the cable green Disconnect the cable yellow 3 Remove the screws four M4 screws holding the magnetron in place then replace the magnetron after cutting the leads yellow and green for the replacement magnetron to an appropriate length Note Use a shielded secrewdriver because the contact of the metal tool with the magnetron causes deterioration of its performance 4 After having replaced the magnetron reassemble the unit by following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect al
143. to open or close the buzzer contact in accordance with the status of use under normal conditions Normally open contact when the pins 1 2 are jumpered factory setting Normally closed contact when the pins 2 3 are jumpered CMH 2235 TB2 1 2 short circuit i o 12 Kb TE 2 9 Chapter 2 Equipment Configuration 2 5 DIP SW Jumper Setting 2 5 2 GYRO I F Circuit CMJ 304E DIP SW jumper setting m cm um Lr F TL tea c FF T TB403 es 401 f 78402 1 TB100Not to be used Leave the factory setting as is 2 TB105 Availability of setting if input voltage for the gyro 15 low 1 2 Ordinary setting factory setting 2 3 Setting when voltage for the gyro 15 low CD56 is lighted when the voltage is 22 VDC or less Even when the display system 15 turned off the JMA 3300 operates receiving power from the display unit side Thus the switching of 105 setting 15 not necessary This switching does not cause any problem Note Use this setting only when voltage is low Do not use this with synchro setting Note that incorrect settings can lead to damage of the NSK unit 3 TB106 and TB107 Not installed 4 TB108 and TB109 Not installed 5 401 403 Availability of setting if input voltage for the gyro is low 2Ordinary operation 2 10 Chapter 2 Equipment Configuration 2 5 DIP SW Jumper
144. tools A Phillips screwdriver for 4 mm screws i A Phillips screwdriver for 5 mm screws Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Remove the transceiver unit The transceiver unit is installed in the port side of the scanner Remove each cable connected to the transceiver unit Remove the equipment cable Remove the motor cable Remove the sensor cable Remove the safety switch cable The transceiver unit is fixed with 4 upset head bolts with washer 4 5 165 5 SW 2 upset head bolts with washer M4X10SUS SW Loosen those bolts 5 5 iz o 12 TE 4 49 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 2 Remove the transceiver unit Remove the transceiver unit When removing the transceiver unit once slide it to upper direction and pull it off Perform the replacement of circuits within the transceiver unit in a safe place oS Saec gt 99589956 99 2096 99 099 e 905609500 994899209 992099069 99606992099 995009569 995090 0 Goes QU 9 ev 9 8 3 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove t
145. tor Chassis Cover Slit Plate Spacer Photointerrupter Brush Proximity Switch Assy Proximity Switch Bracket Proximity Switch MPGK3 1394 MTC301913 BRPK00189 BRGK05625 BRTG09940 MTC301915 MTT314164 MTT308077 BRPK00054 MTL329303 MTL329304 MTG300541 BRTG06929 MPBCA597 MTC301916 BRTG09297 MTM302099 MTB399834 BRTG08900 MPAB32153 MDBW 10896 7BDRD0041A MTB399835 MTB399836 MTB124251 BRBP06320 BRXP05247 MPSW30190 MTB399837 NRS 102 70F 6010ZZCM SK P42 8 25 SW W MAX25 SW W CBP 218 BSB 318E 07 43 1 30 54531 01 5 i N 12 TE 3 15 Chapter 3 Replacement of Major Parts 3 2 Exploded Diagrams EN PART NAME PRODUCT CODE SERVICE CODE NOTE Lower Housing Assy MPBX46703 5 1 Lower Housing MTC301914 5 2 Seat MTT314165 5 3 Switch Cover MPPK00925A 5 4 Packing MTT305919A 5 5 Breathing MTV302550 5 6 Cable Gland BRJD05113 FGA26 16B 5 7 Packing MTV304950 8 Transceiver Assy MDNZTS5031 NZT2063 8 1 Main Chassis MPBC45972 8 2 Circulator 5AJIX00027 5AJIX00027 FCX68R 8 3 Diord Limiter 5 00006 5 00006 NJS6930 8 4 8 5 Receiver Unit MDNRGS5108 NRG239 8 6 CIR Bracketl 400635 8 7 CIR Bracket2 400636 8 8 Filter MPAB32161 8 9 Guide Plate MTB400460 8 10 MG PIN MTL325492 8 11 Bolt BRTG09167 MAXI2 SW 8 12 Compound Modulator Circuit MDMW11169A CME386 Unit 8 13 Magnetron SVMAA00090 SVMAAO00090 MSF1422
146. transmitter receiver unit 4 104 Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 Disconnect the five cables o gt 64008 B 8 Remove three screws Remove the cable for the fan that is connected to the T R control circuit board fan 265 2 Og 722 2 Remove four 22 screws 4 105 5 i Y 12 Kb TE Chapter 4 Replacement of Major Parts 4 Parts Replacement for the Scanner Unit NKE 2254 JMA 3355 7 9 4 After having replaced the fan reassemble the unit by following the disassembly procedure in the reverse order Be sure to tighten all the bolts and screws and connect all the cables Operation check After completing the replacement work check the operation by following the procedure below 1 Turn on the radar and emit radar waves once the countdown is finished and check that the radar image is correctly displayed Check that the fan alarm is not triggered 4 7 11 Modulator Fan H 7BFRDOOO2 Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws d Tools for removin
147. urn ON the safety switch 4 64 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 Notes When closing the housing be careful that the cables are not caught e When closing the upper housing always pull the center of the stay Otherwise the stay may be broken This completes the compound modulation circuit replacement procedure Operation check After completing the replacement work check the operation by following the procedure below 11 Turn on the radar transmit radar signals when the countdown is finished and check that radar images are displayed normally 4 5 4 Receiver NRG 239 Required tools A Phillips screwdriver for 4 mm screws A Phillips screwdriver for 5 mm screws A single ended wrench Width across flats 7 mm for bolts _ e ET vu Tools for removing the scanner unit covers See Section 4 4 Replacement procedure 1 Remove the transceiver unit The transceiver unit is installed in the port side of the the scanner Remove each cable connected to the transceiver unit Remove the equipment cable Remove the motor cable Remove the sensor cable Remove the safety switch cable The transceiver unit is fixed with 4 upset head bolts with washer 5 165 5 SW and 2 upset head bolts with washer M4X10SUS SW W Loosen those bolts 5 5 iz N 12 TE 4 65 Chapter 4 Replacement of Major P
148. using Open or close the scanner unit by turning the upper housing including the antenna to the bow side The gray area shown in the figure below must be clear Notes Check if you can open or close safely for work Becareful with the antenna behavior when opening or closing Be careful with the antenna not to hit the mast or platform Openit slowly Do not apply too much force to the stay otherwise it may break The upper housing 15 fixed with 4 M8 hexagonal bolts 5 5 iz o 12 TE 4 47 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 JMA 3336 d Loosen those hexagonal bolts Bolts are falling out prevention bolts iA LA a Note Check if the upper housing is stable while opened If it is unstable it will be dangerous while working 2 Replace the parts which need replacement according to the procedures in the subsequent sections 3 After the parts replacement close the top cover set the safety switch to ON Be sure to cap the safety switch The packing shall be clean free from dust and dirt when you close the cover 4 Turn on the radar and perform necessary operation checks 4 48 Chapter 4 Replacement of Major Parts 4 5 Parts Replacement for the Scanner Unit NKE 2063 3336 4 5 1 Magnetron MSF1422B Required
149. ver unit be sure not to be stuck in parts and be careful not to interfere with the work 3 Remove the transceiver unit The transceiver unit 1s fixed with 5 screws with washer 4 10 5 SW W anda screw 4 12 SW W fixed with clamp 4 26 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 d Loosen the 3 screw fixing the unit on the bow side ing 3 screws on the stern side amp y m s ji 5 5 f Remove the transceiver unit When removing the transceiver unit once slide it to stern direction and pull it off obliquely backward Perform the replacement of circuits within the transceiver unit in a safe place 5 5 iz N 12 TE 4 27 Chapter 4 Replacement of Major Parts 4 3 Parts Replacement for the Scanner Unit NKE 2043 JMA 3334 4 28 4 Remove the cover of the transceiver unit Perform the replacement of circuits and parts within the transceiver unit Remove the cover of the transceiver unit The cover is fixed with 7 screws with washer M4X10Bs SW Loosen all screws and slide the cover to remove it 5 Remove the magnetron cable The magnetron cable is connected to the pulse transformer with two cables green and yellow Remove the cables soldered to the puls
150. y unit Alarm name Alarm name Class Description Japanese English 1 Keyboardl Time Out The communication with the operation unit is interrupted 2 imi Keyboard2 Time Out I gs communication with the operation unit is interrupted DSP EFA DSP Video larm abnormality of the video signal is detected by the display unit DSP DSP KU A DSP Trigger arm abnormality of the trigger signal is detected by the display unit DSP DSP AZI DSP AZI Alarm An abnormality of the rotation signal BP is detected by the display unit DSP DSPHL DSP HL larm abnormality of the rotation reference signal BZ is detected by the display unit DSP DSP DSP Error Alarm Abnormal operation of DSP 6 10 Chapter 6 Trouble shooting 6 2 Error Message List Table 6 2 4 Alarm list of system alarm external equipment communication Alarm name Alarm name 2 B A serial driver error of the scanner communication port is detected 2 4 0 GYRO Time Out For heading equipment Gyro cannot receive valid sentences including checksum error which had been received properly OD 6845 Log Time Alarm For speed equipment log cannot receive valid sentences including checksum error which had been received properly 7 42 7 2 GYRO Data arm An abnormality of the gyro data connected to NSK is detected n4 is7T 4 Log Data arm abnormality of the log data connected to NSK is detected Heading Time Ou
151. zer Test Key Light Test Monitor DISP Test Memory Test Line Test Sensor Test Self Test operations Open Self Test 1 Key Test 1 6 6 2 Buzzer Test 3 Key Light Test 4 Monitor Display Test 5 Memory Test 6 Line Test 7 Sensor Test Open Self Test Key Test Key Test Operation key video will be displayed When pressing each key the corresponding operation key is color inverted on the display Press the CLEAR key to turn off the operation keys Chapter 6 Trouble shooting 6 1 Performance Check Buzzer Test 1 Open Self Test Buzzer Test The buzzer will sound The buzzer automatically stops after it sounds for a certain time The buzzer will sound regardless of the buzzer setting Key Light Test 1 Open Self Test Key Light Test The brightness of the operation panel is gradually intensified Monitor DISP Test 1 Open Self Test Monitor DISP Test 1 Pattern 2 Pattern2 3 Pattern3 4 Pattern4 5 Patternd 6 Pattern6 7 Pattern 8 Pattern8 Pattern 1 colors are filled with white Pattern2 A white box 15 displayed on the black background of 1024 768 dots Pattern3 Displays rectangle 2 circle 2 and cross shapex 9 white lines on the black background Pattern4 Displays H of 9 dots 9 dots on the entire screen white character on the black background Pattern5

Field Service Manual 4

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