SERVICE MANUAL - Wiki Karat
Contents
1. Fuss RES 1608 1100 00 7 vow 243 RRXMZWHXE 7 3400 RRXMTWEXE RESCHIP vow RESCHIP 608 vow J 10K 77 vow 7 1608 ARX T2v002 7 1606 RRXABAVENG TRESCH Tee vow RRXassavFo02 7 7 1606 iow RRXABAYENG RRXAteavFo02 7 iow 3 6 ARXAssav002 Far CHIP 1606 1100 00 77 vow RRXABNYFXE 7 7 RRXATeGYFO02 resche ____ 27002 RCUTPAKOD view J2700 7 1608 7 77 vow RRXAesavo02 7 iow RRXAISF2. 100 6 CEICMAISLIOT CEMMAVSLIRO 62 87 ___ CEOKMAVSLA7O 1608 FZ 014 25 or EECTROWTCCARZXMFIBSVMHI 7 7 CHPCERAMICCAR U YEVZOIMFUV _ CHO1040YF102 CERAMCCAPBKaphSUN CHPCERAMCCAR G0 FZOiuFPSVor CHO1EZ30F104 77 CHPCERAMCCAP IG00 YSVIZI Ju FEOV POLWESTER FLM CMBTESEUROOT Cat CHIP CERAMIC CAP 1606 B K 10005507 o ELECTROLYTIC CAR __ CHIP CERAMIC CAP T608 CHIP CERAMIC 608 20118079 2 or CHIP CERAMIC CAP 1608 2 014 50 CHIP CERAMIC 1608 B K 0 014F 50V or CHIP CERAMIC CAP 1608 CH J 68pF 50V or CAP 1608 X7R K 0 01 1 F 50V GAP CHIP Coes CHIP CERAMIC 608 FZ OFF OV or EECTROWTCOARiDFABVMHI CEICMAVSLIOD CHIP CERAMIC CARGOS ZO IuFI2SV or 77 CHPCERAMICCAP IG00 520 CHPCERAMCCAP GO FZOiuFPEVor CHIP CERAMIC CAP 1608 CH J 68pF 50V or CERAMIC CAP 1608 Y5V Z 0 1 F 50V CAPCHPISENPOUGRESOV CHPCERAM
3. 0 7 ______8 __ __ RESCARBON FILM VAWJSSkno Romseko RCXasorii _ RESCARBONFLMTVAWJ3okn RESCHPISSVIONJAma RESCARBONFLM aw Jaa or RESOAmBONFLMTVAWJa3k CHIP RES 1608 1101 00 7 1608 iow 7 RRXABGSVENE PESCHE 1608 iow RESCHPIGSVIONJIXG RRXAXXNENE 77 608 eee 155 CHPRES 09 MOWO ps4 CHIP RES 1608 RESCHIP 77 vowJ1e08 RRXAIBWFNE RESCHPISEViONJTKG RRXAISWENE RESCHPiSEViONJIKG RRXAIUNEXE RESCARBONFLMIAWJeSOGo RESCARBONFLMTIANJGn RRXAvivtun __ RESCHIP 1608 iow
4. CHIP CERAMIC CAP 1608 CH J 22pF 50V or CHIP CERAMIC CAP 1608 NPO J 22pF 50V CAPCHPIGNPOUSGEFSOV CHPGERAMCCARCHOSpREN CHIP CERAMIC 1608 K 0 014 F 50V CHIP CERAMIC CAP 1608 X7P K 0 01uF 50V EECTROUTICCARIQFASVMHT OEICMASSLIOO CHIP CERAMIC CAP 1608 K 0 01 1F 50V or 608 X7RIKIOOTAFIGOV OHDIOXNFOES CHIP CERAMIC CAP 1608 X7P K 0 01uF 50V EECTROUTICCARIQFAEVMHT OEICMASSLIOO 2011 08 22 1 18 10 Ret No Description _ RECTROUTICONRIOUFISYMHT _____ GETGMASSLTO0_ CHP CERAMIC CAP 1608 FZ0 1uF 25V___ CHOTEZSOFTO8 CHIP CERAMIC CAP 1608 Z 0 14F 50V 60 203425 7 CETIMASSLSRG_ CHIP CERAMIC 1608 Z 0 14F 50V CAP 1608 7 0 1uF 25V ELECTROLYTIC CAP 1 6 CEICMASSLO ELECTROLYTIC CAP 0224F OE1IMASSLR22 CHIP CERAMIC CAP 1608 CH J 22 50 or CHIP CERAMIC 1608 NPOU 22pF 50V CHD2200YF020 CATUIOATUOS OOARIZTFZI04 CN1001 ANGLE PIN HEADER 9P IMSA 6029B 1 JTEDOO9ERO45 03 N 62 DIODE SWITCHING 1N4148 F0021 NDTZO1N4148F QDTZ0HSS 148 007700155133 IC1001 NSZB
5. RESCHPiGSVIONJ2XG RESCHPisEViONJTEG RRXAISNFRE RRXAGSNVENE __ RESCHIP 1608 iow Js60 RRXABSWEXE Fus CHP RES 1606 __ RESCHIP vow RRXAtO1vFo02 6 PRXATOIYFo02 _ _ RESCHIP 608 iow 6 _ 21060 REXATO2YFOO2 _ resche vow sa7e _ 7 _ Fugo CHPRES 1906 owog CHP RES 1606 owog 7 vowJ 108 RESCHPiEYIONJA KG PRXA47avFo02 _ RESCHPiEYIONJIKG 2 fresche tee ieo vow fresche iow 200 7 1606 iow RESCHPisEYiONJGXKG vow
6. a Me 4 1 1 M2 CONTINUE MAIN 5 6 ___ Ege EE ST To P ONt5V Raag 83420 10076636 4037 18351 19358 180 V 4 5K n 1 AL SV 1 3 K R333 C328 A322 0 0 1 7 C325 A324 61 33 C328 L C326 1 C351 320 6 0351 16046 220 0 BUFFER 0301 155133 no M 0352 1 9 MMBTSC3875Y BUFFER D REC V H i be SERIAL PHASE lt 5 DECODER Pol EN LUMINANCE SIGNAL PROCESS _ DESEE ASSEMBLY N253 REC FM dh VIDEO R 1 gt AGC F ins 8 y VIDEO R 2 6 S Y CCD 1H gn SIGNAL PROCESS c3 DELAY Hi Fi AUDIO R 27 HEAD v v m Hi Fi COM 8 25 AMP EN 1 7 _ NE NI CON PB CONTINUE AIT 6 6 Hi Fi AUDIO L AUDIO HD SW A CHROMA 8 vcc DET GND 1 6 LA71750EM MPB E erac SIGNAL PROCESS HEAD AMP Q401 MMBTSA1504G SWITCHING 0402 25 53445 BIAS OSC UJ 02 m mr Ov 0406 38755 SWITCHING Q403 MMBTRA102SS SWITCHING derbi MAIN 1 6
7. 105 5182921 22018 050 1092 vas 519 011 He V89 Ce HM457BLV 1 10 2 Audio Block Diagram Wvubvia 9 32018 38 SNT III WALSAS OAYAS op YOS 808 21 H 31nW v 12 6969 D 1 MS QH Olanv Vidas v Svud 5 LOSNO 1 33 SS300Hd 6 Olanv 1022 V82 Z Olanv ad 2 N 1 H as H av S C 3Svu3 A Hajo Olanv Woo v C 4 osse ow e 105 7 VOSNO Lg NIE 4 LP N INVHOVIG Inv OL dd V N HM457BLA 1 10 3 i Fi Audio Block Diagram Zhe P1 NGA 109 NG 5 2 4 Sd VN i OIGNV OL A119 NASSV j einen a 18 3659 j on 607 7 Ae o 29297 a MS H I3 IH om SM INvHOVIG 30018 29 WALSAS OAYAS 5 4 i OL _ 105 SNE Oll vas 5 2 CN ee Fe A Ae S
8. 1 olanv 1 1 9 NOO O3QGIA 8 5 aval 2 0 031 v FISICA i DO3QIA RH 9 8 789 1 BERE SZNO HOLON 154 QV3H 3 2 mobok 20 5 Q 9 9 E EE nO rna Q EENE CES SL wos 100 lt HOSN3S s wein 1 d orle i 205 0 HO LON ONIQVO NVLSdVO 11 ATEINASSV LOSNO QV3H TINA 33 Qv3H 5 9 H3J W3v s vOSNO 1000 uvaud OIGNV QV3H ATEINASSV QV3H ADV A18W3SSV HM457WI 1 13 1 PIN FUNCTION DESCRIPTIONS 1 501 SERVO SYSTEM CONTROL IC H 2 4 5 L x 1 0V IN Signal Active OUT Level Input Signal from BUMPER Video Head Switching Pulse 2 IN PG DELAY Adjusted Voltage P ON Power 3 IN POW SAF Detection Input Signal Tape End Position END S Detect Signal Automatic 5 AFC Frequency Control
9. 22K A 10001 EL817A VOLTAGE SL431A AT 1 11 7 1 6 C POW SAF gt SV C POW SW 2 POW SW H p L 2 6 111 5 CONTINUE MAIN 3 6 P P ONtSV 2 lt gt 1 6 6 gt 2 2 6 C 4 6 12 1 4575 5 Main 6 6 Schematic Diagram REC AUDIO SIGNAL 42 PB AUDIO SIGNAL MAIN CBA 10 16V 25V 475 18465 6 1 5 6 2 6 60 69 69 6 69 69 6 471 m C469 T 74 7 10 01 IN SEL 9 175 IIC BUS SCL 2 TE NOISE DET 3 6 Hi Fi AUDIO R OUTPUT SELECT 463 9m 0451 KRC103S RTK P INVERTER a 3 6 11 25 7264 SIGNAL PROCESS 5 6 ALTSV MATN 4 6 AUDIO R OUT1 AUDIO L OUT1 gt 9 1770 2277 ANA AB MATN 2 6 7 TU AUDIO R 2 TU AUDIO L 1 11 8 HM457SCM6 Schematic Diagram REC AUDIO SIGNAL C3 O ro H e MAIN CBA CN701 1 1001 4176 00 88 3 IF SIGNAL PROCESS 2 DES
10. CHPGERAMCCARBKZXXpHSDVor CHIP CERAMIC CAP 1608 X7R K 2200pF 50V ELECTROLYTIC TOMFAGVMH7 CEICMAVSLIOT RLECTROYTICCAPATMFSVMor CEOKMASDLATI CAP CEMTTIENWOTG CEOKMASDLAT CEMTIENWOTS CHPTRANSISTORKTAISDASGRERTKP CHPTRANSISTORKTATSDASGRERTKP NQTAKTATSDHS RESISTORS mo ROXAJATZO472 O N U U U Q JJ JJ JJ o 2011 08 22 1 18 11 Ret No Description Panno RESCARBONFLMTTAWJATKD FILM aw J68 or ______ RESCARBONFLMTVAWJSBG Roxas iee vnowJ750 RRXATSOVER CARBON FILM 18208 RESCARBONFIMTIAWJ8UO Poemon RESCARBONFLMiHWiSROGo RESCARBONFIMTIAWJ8UO ROXPITIO RESCARBONFLMiHWJATK o RCUPAKO RESCARBONFIMTIAWJA7KG Roxann RESCARBONFLMiHWJATK o RESOARBONFLMTIAWJA7KG RES CARBON FILM RESOARBONFIMTIAWJ Sk ROXHSSTIQ RESCARBONFLMVAWJGBno RESCARBONFLMTVAWJeBG 2750 CARBON FILM 1680 RGJGBTPAKOOT vawJ6s00 ROSTO
11. O C 29544 5050 8 z 6 O a HOLIMS ons B vaouosNas LJ L AI NrNOOOW3H ONE 2080 LOSSY C C 5 15 TEH W31SAS O H3S 8 7055 HM457BLS 1 10 1 Video Block Diagram OL LS QvaH gt ATEINASSV H3QNI1AO cUUUUUUUUOGaWassv 5 32018 IOHLNOD IN31SAS OAH3S E 0210 2 5 lec ONAS O 09 AN3 A dWOD Y H s MS V H o ONAS A d 04 MS 3H H o3u d 08 9 2 9 Wo9 o3aM c 10641 09 ONAS O AN3 A diNOO V H MS V H 8 0 5 lt z W9 O3QIA L p 23u dS IVNDIS ZHIN6L9 ET v LOEX 14 i 5 5 1 915 ee e 109 E t anoosan 1 c 6 awe Haana vao LOCI od 46
12. ____ e e wno cm sommes m Note Nominal specs represent the design specs All units should be able to approximate these some will exceed and some may drop slightly below these specs Limit specs represent the absolute worst condition that still might be considered acceptable In no case should a unit fail to meet limit specs 1 1 1 4 5 IMPORTANT SAFETY PRECAUTIONS Product Safety Notice Some electrical and mechanical parts have special safety related characteristics which are often not evident from visual inspection nor can the protection they give necessarily be obtained by replacing them with components rated for higher voltage wattage etc Parts that have special safety characteristics are identified by on schematics and in parts lists Use of a substitute replacement that does not have the same safety characteristics as the recommended replacement part might create shock fire and or other hazards The Product s Safety is under review continuously and new instructions are issued whenever appropriate Prior to shipment from the factory our products are carefully inspected to confirm with the recognized product safety and electrical codes of the countries in which they are to be sold However in order to maintain such compliance it is equally important to implem
13. 8470 OHIP CERAMIC CAP 1609 FZ0 1uF 25V or CHF CERAMIC CAP 1606 iuF S0V 47uFN6VMH7 CEICMAVSLATO 0458 CHP CERAMIC CAP 1608 201 or CEEMAVSLAR OHP CERAMIC CAP 1608 2201 25 or CAP 1606 iu FISOV ELECTRODTICOARATMFPSV MH CEEMAISLAR ________ CEICMAVSLIOD OHP CERAMIC CAP 1608 FZO1uFPSVor 608 6 20 0 CHDTOAOYF102 60 2 _ CHDTEZS0F104 CHP CERAMIC OHP CERAMIC CAP 1608 F ZOJuF 25Vor 608 5 20 50 CHIP CERAMIC CAP 608 F Z0 1uF 25V or CHIP CERAMIC CAP 608 2014550 OHD1JK30B222 GAP 1606 XTRIK2200F SOV ELECTROTTICOARTOUFREV MH CEICMAVSLIOD 220 63 ELECTROTICOARATMFPSV MH CEEMAVSLANT CHPCERAMICCAP IeO FZO uF2SVor CHD1EZ30F104 CHIP CERAMIC CAP 1608 X7R K 0 01uF 50V CHIP CERAMIC CAP 1608
14. 9 55220 N 2 SS3OOud 41 _____ LO0LNO 2 moan 2 04100 AAV D o zino joan 1910 01 e1no yolanv OY i CR RE RR L 8 nal TW S Lo i 10 22127 170111 11 44 101101 oian 6 KS 2 0100 LSLNO LOLNO gt 0 HM457BLH 1 10 4 Power Supply Block Diagram voum 07102 INAHS 2200 VLIOA MS MOd O ono 10021 T W D 9 9500 7 Lo D 0208 MATE AS NO d 2 AS 1V ji 6 7805 5505 LNauuno oo 2500 2900 LG AS OZ A2 L 1V T 1 ASL NO d 2 1509 LOOL 1OH1NOO DNIHOLIMS 20021 534 __ 1 v9 1 9909 OV LOOOV V L00G V 2004
15. ELECTROLYTIC 104 16 M H7 CE1CMAVSL100 er CHIP CERAMIC CAP 1608 FZ0 1uFIS0V or CHD1JZ30F 104 C519 CHIP CERAMIC CAP 1608 0 01uF 50V CHD1JK30B103 ___ CHIP CERAMIC CAP 1608 F Z01uF 25Vor CHD1EZSOF104 CHIP CERAMIC CAP 1608 X7R K 0 01uF 50V CHD1030YF069 C520 2 x gt CHIP CERAMIC CAP 1608 1040 102 CHIP CERAMIC CAP 1608 CH J 100 50 or CHD1JJ3CH101 C473 CHIP CERAMIC CAP 1608 FZ 0 1uF 50V or CHD1JZ30F 104 521 CHIP CERAMIC 1608 F Z 0 1uF 25V 2 0 104 E CERAMIC CHIP CERAMIC CAP 1608 CHD1040YF 102 __ CAP CHIP 1608 CH J 560pF 50V CHD5610YF020 C474 CAP ELECTROLYTIC 22uF 6 3V MIH7 220 10 CAOK220ENEO9 ELECTROLYTIC CAP 22uF 6 3V M H7 CEOKMAVSL220 __ ELECTROLYTIC 2296 CEOKMASSL220 WE CHIP CERAMIC 1608 2 CHDIJZSOF104 C523 CHIP CERAMIC CAP 1608 1000pF 50V or CHD1JK30B102 CHIP CERAMIC CAP 1608 0 1 FI25V or CHD1EZ30F104 CAP 1608 X7R K 1000pF 50V CHD1020YF069 CHIP CERAMIC CAP 1605 YSVIZI0 1uFIGOV _ 1040 102 C524 CHIP CERAMIC CAP CH J 330pF 50V or CHD1JJ3CH331 C476 CHIP CERAMIC CAP 1608 F Z CHD1JZ30F 104 __ CHIP CERAM
16. HOLOW 4 MS V H 9 0 21 1 28080181 1 3 362 oo 890 6 ai ms 1 H O3H d 1NO2 O 02 LNOO 9 8 5 LINOHIO yolon 20020 vas 608 21 NYLSdYO M M gt Oo 40078 ASL NO d olanv H o 1 ___ 195 508 01 vas 509 011 90SMS HOLOMN NV 1SdV2 455 eae H ainiev CHELAN e 19 ASH 49018 e 10S 508 01 2 LNIOd Ms vas ESSEN 105 20521 3 106 4 Se ols OSNO 1 A18W3SsSv D 68 thors A18W3SSV xo3a vo 2 1asau 13538 7334 8 Lm 1 2 16 80 2 6 815 1080 20954 090 90841 7 V82 HOSN3S 1399 5 62 D 1334 1 8 P 5
17. 1 11 5 warn 2 6 TU VIDEO 4 6 VIDEO IN1 worm 9 es mere 9 VIDEO IN F MATN 6 6 4575 3 Main 4 6 8 Jack Schematic Diagram REC VIDEO SIGNAL 2 PB VIDEO SIGNAL REC AUDIO SIGNAL PB AUDIO SIGNAL EINEN e NATN 3 7 eri E A a a 1 03 151 101 prse dra cd MAIN 3 7 m Ue E 2 1 0154 MTZJT 7711A VIDEO OUT2 un 2 VUA lt AUDIOIRI IN1 5 1 QUIS 6e iie o qe 10 CONTINUE MAIN 1 7 SC2 IN NI AUDIO L IN2 AUDIO R IN F dm AUDIO L IN F qa gt 47075 3V J 0010 0 REAR OUT Me ro m FLN 9 Co 0102 4 756 gt L VIDEO IN 4 757 AUDIO L 5 4 758 756 C757 2725 2 1 AUDIO R ui t 1 1 l 1 11 6 HM457SCM4 Main 5 6 Schematic Diagram CAUTION For continued protection against fire hazard replace only with the same type fuse HOT CIACUIT BE CAREFUL 0052 lt lt lt l
18. CARBON FILM 1608 ROJBSTPAKOOT RESCARBONFLMTVAWJGRn 4 SCREW P TIGHT M3 10 WASHERHEAD JACK BOARD U27 21P BLACK HM214BD RGB CONNECTOR MRC 021V 01 ABS B110 SENSOR CBA Ret Ne Description SENSOR CBA 1VSA28864 Consists of the following TRANSISTORS PHOTOTRANSSTORMIDGONZF NPWZIDaDAzOF PHOTO TRANSISTOR MDa HM457EL fm D50Y 100M HM457ED 2011 08 25 Ver 1
19. Signal Video Envelope Comparator Signal Key Scan Input Signal 1 Key Scan Input Signal 2 IN Deck Mode Position Detector Signal Tape Start Position 9 Detector Signal Not Used ES Not Used OUT D V SYNC Dummy V sync OUT 5 2 2 U U U A A A i lt 0 U D D D D 00 Z Z GI Output H Hi z Remote Control Sensor Color Phase Rotary Changeover Slgnal Video Head Amp Switching Pulse Head Amp Comparator Signal i Video Head Switching Pulse H Hi Fi Audio Head Switching Pulse Not Used Not Used Not Used gt J OUT OUT L H L A SW H L L L L OUT Hi Fi H SW H t Zi 21 2 1 4 XE 1 14 1 mame OUT Level 24 NU Not Used 25 Not Used Not Used Not Used IN U U Recording Safety SW Detect With Record tab L REC SAF W With out Record Hi Fi Tape Detection Signal Delayed Record OUT D REC H Signal System Reset Signal Reset L Sub Clock Sub Clock Not Used IN CLKSEL Clock Select GND Clock Input for letter Clock Output for 45 OUT letter size Ground LP 4 43MHz Clock Input OSDVss OSD Video Signal Input Ground HM457PIN 1 Signal Active OUT Level OSD V O
20. 41 N 8 SO NN wre ya Pry f 3 07 lt 7 0 1723 12 7 Uf AN Y wA 4 t amp NK e 7 Wi Y X AS Wey 70 2 7 2 cs S amp 2 22 SY s 52257 67 9 Ln 2 V NY m A D A SJ W fA Y gt P on gt 7 52 j ly HM457DC 1 5 2 7 Shield Cylinder Cylinder Assembly FE Head S 8 ACE Head 5 Deck Assembly 8 Jack VIEW Capstan Motor From Assembly Cylinder Assembly From ACE Head Assembly Lead with blue stripe Printing side From FE Head UU U Lead with Lead with blue stripe white stripe Desolder from bottom Lead connections of Deck Assembly and Main CBA Note When removing FFC of Capstan Motor from Main CBA be sure to replace it with a new FFC Don t solder FFC which was once removed again 1 5 3 6 Main CBA 5 Deck Assembly eee Gear LD SW i A6 Main CBA Fig D6 HM457DC ELECTRICAL ADJUSTMENT INSTRUCTIONS Note 1 Electrical adjustments are required after replacing circuit Components and certain mechanical parts It is important to do these adjustments only after all repairs and replacements have been completed Also do not attempt these adjust
21. LM FWD REV BR24LO2F WE2 E4 8 0 MEMORY CONTINUE 1 04 DRV STB 2 2 15 DRV CLK 5 2 00 79 78 77 75 75 74 re 74 70 68 68 67 59 84 62 81 57 5 55 gt gt lt 241 lt E gt gt L gt Cc gt 2 LL 2 2 1 0 2 2 2 2 22 586 8 8 8 CONTINUE E4 E 7 9 2 6 m o co b d e ALTSV nm it LM FWD REV OSD V IN CONTINUE 10 1 6 6 10 59 ST S OSDVss FSC IN 4 43MHz oro fo eoo 2 IIC BUS SDA IIC BUS SCL LINE MUTE 8 B1 ALA mim gt OSCout 40 D1 13 4 05 re MAIN 2 6 IIC BUS SCL 4 IIC BUS SDA Ec 12 A1 B8 CLKSEL IC501 M3776AMCH AD6GP 0552 0551 10255 2SC5343SFL 14 E4 SWITCHING D PFG MICROCONTROLLER 8BIT SWITCHING SERVO SYSTEM CONTROL AMPVREF OUT AMPVREF in Xout CONTINUE 19 HEAD Xin MAIN 4 6 ASSEMBLY CN504 JK1 BP OUT ur ve CTL 45 81 3110 0888 p NN Xcout AMPC l
22. RESCHPiEYIONJidkG RESCHPieeviONJ1XG Pesch mowia resche vow 1 7 iow ARXASsovroce RESCHPisEYIONJzKG PES CARBON FIM _ vewJ1000 7 RESCARBONFLMIAWJ8zGo RGIPIPAKI __ RESCHIP 1608 iow seek RESCARBONFLMTUANJSn _ esce vows nexwowrxe 0 7 1608 7 iow J tek RESCHPiXEYiONJikG 2 _ PRXAZ73YFo02 2011 08 22 1 18 7 HM457EL fm Description Panno RESCHPISE RRXAGMNERE RESCHPiseViONJG4G __________ C RRXATWEXE RESCHPISEViONJTXG
23. 1608 CH J 470pF 50V or OAPCHIPIGOBCHJATFSOV OHDa7iov CHIP CERAMIC 1608 CH J 22pF 50V CHIP CERAMIC CAP 1608 NPOJ 22pF 50V C852 CHIP CERAMIC CAP 1608 CH J 22pF 50V CHD1JJ3CH220 x x 2011 08 22 1 18 4 Description Panno CHIP CERAMIC 1608 22 50 CHIP CERAMIC OAP 1606 XTFIKI47OOpFISOV CHDAT2OYFOSS CHIP CERAMIC 1608 B K 0 01uF 50V CHP CERAMIC OAP 1606 X7RIKIDOIuFISOV CHDTOBOYFOSS CHPOERAMICOAP IG0 FZOuF2SVor CHD1EZ30F104 CHPCERAMICOAP 1606 YSVIZO INFISOV OAPCHPe0SNPOUTSFSOV OHD1810YF020 _ 160602560 _ ELECTROLYTIC 47guF 6 3V M H7 CEOKMAVSL470 CHIP CERAMIC 1608 0 01uF 50V CHD1JK30B103 CHIP CERAMIC CAP 1608 X7R K 0 014F 50V CHD1030YF069 N RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1 4005 RECTIFIER DIODE BA159 or DIODE FAST RECOVERY BA159 RECTIFIER DIODE BA159 or DIODE FAST RECOVERY BA159 SCHOTTKY BARRIER DIODE 5 140 or DIODE SCHOTTKY 58140 DIODE ZENER 27BSB T26 or DIODE ZENER HZS27NB2TE EQ or DIODE ZENER DO 34 MTZJ27B or
24. AE H FE H 5 CTLAMPout RESET i 7 MN D REC H 0501 9 CONTINUE RESerT 8514 B20 1 2 A MODE 1 CONTINE 3 6 AUDIO PB REC CE 287 2 5 AE T aoa PB 5 222222206252 2 NND D V SYNC FE H GND lt D V SYNC 2 EN 2 2 2 IIC BUS SDA IIC BUS SCL H A SW RF SW A MUTE H OSD V IN OSD V OUT 85501 KSM 602LG2S 2 8 2 REMOTE SENSOR FE HEAD 501 FE H GND ji n JE UJ UJ jes gt AD cm EL ba D 30 Ol gt OD N mou us ON D UJ ii 1 CONTINUE MATN 5 6 V ENV POW SAF C50 4 POW SAF gt C504 AL 12V 20 5V 1 0503 REEL PT204 6B 12 SENSOR C POW SW 1 2 P DOWN L ALt12v 2 SEES ALt 12V 1 0503 54506 1554005 50 1830 REC SAFETY SENSOR L UJ C U T T 1 11 3 4575 1 Main 2 6 8 Sensor Schematic Diagram MAIN CBA 1 6 DRV DATA MR 7 43 L562 L561 CONTINUE 8584 FCC32321ADTP 680 68UH MAIN 5 6 ALt5V 2 ALt5V 1 CONTINUE WAIN 5 6 e 505 MATN 3 6 TU VIDEO 1112 4 6 R702
25. E 1 9 1 919 I TEE CEU ae cee yee 1 10 1 Schematic Diagrams CBA and Test 5 1 11 1 WV AW CIOFIING EET ieee Ss ID 1 12 1 Winnog EVO 1 13 1 icu i i iot e Ae Kerk oe 1 14 1 Lead 1 15 1 VIEWS sane 255 20 a don neto boe eser 0 ie dO pea e ded soar ee 1 16 1 Mechanical PANS S ae Bote ICI ewes 1 17 1 Pars See deat 1 18 1 SPECIFICATIONS Description 1 Video Mode HOMME 1 rewersie d m um me are ______ ____ ow ____ m ____ D NENNEN RR RN NN ewen e Hwe o
26. FUNAI SERVICE MANUAL Main Section When servicing the deck mechanism refer to 14 Deck Preparation for Servicing Adjustment Procedures Mechanism Section Schematic Diagrams 1 CBA s Deck Mechanism Part Exploded views N25E1FL Parts List VIDEO CASSETTE RECORDER D50Y 100M MAIN SECTION VIDEO CASSETTE RECORDER D50Y 100M Sec 1 Main Section Specifications Preparation for Servicing Adjustment Procedures Schematic Diagrams CBA s Exploded Views Parts List TABLE OF CONTENTS eee AR See ea eo qux Se te ees 1 1 1 Important Salely 5 ad Coa de da Che eae d 1 2 1 Standard Notes for Servicing 1 3 1 Preparation 1 4 1 Cabinet Disassembly 5 eee eee eee rn 1 5 1 Electrical Adjustment 1 6 1 How to Initialize the VOR 2 322233 6214 bene Wiel n 1 7 1 F ncHon Indicator SVImbolS s 1 8 1
27. is lower than or equal to the specified value in the table below Measuring Method Power ON AC Voltmeter High Impedance Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fig 2 and the following table 4 One side of Power Cord Plug Prongs Table 2 Leakage current ratings for selected areas AC Line Voltage Leakage Current i One EB plug lt 0 7 AC Peak RF or i lt 2mA DC Antenna terminals parallel 50kQ RES Connected in 22 A V Input Output parallel Note This table is unofficial and for reference only Be sure to confirm the precise values 122 U31P_ISP STANDARD NOTES FOR SERVICING Circuit Board Indications q The output pin of the 3 pin Regulator ICs is indicated as shown Bottom View Input wr foo Top View For other ICs pin 1 and every fifth pin are indicated as shown Pin 1 OR LEA 111111 5 10 The 1st pin of every male connector is indicated as shown Pin O LCR RR RR 1 3 1 Pb Lead Free Solder When soldering be sure to use the Pb free solder How to Remove Install Flat Pack IC 1 Removal With Hot Air Flat Pack IC Desoldering Machine 1 Prepare the hot air flat pack IC desoldering machine then apply hot air to the Flat Pack IC about 5 to 6 seconds Fig S 1 1 Remove the flat pack IC with t
28. No 00789012 Front 8 D4 Desorden 5 5 6 5 7 Desolder hem G 7 8 Jack Board 1 2 3 4 5 1 5 1 Note 1 Identification location No of parts in the figures 2 Name of the part 3 Figure Number for reference 4 Identification of parts to be removed unhooked unlocked released unplugged unclamped or desoldered P Spring L Locking Tab S Screw CN Connector e g 2 S 2 two Screws of S 2 2 L 2 two Locking Tabs of L 2 5 Refer to Reference Notes Reference Notes CAUTION Locking Tabs L 1 and L 2 are fragile Be careful not to break them 1 Remove five Screws S 2 two Screws S 3 and Screw S 4 Then slowly lift the VCR Chassis Unit Deck Assembly Jack CBA and Main CBA up When reassembling solder wire jumpers as shown in Fig D5 Before installing the Deck Assembly be sure to place the pin of LD SW on Main CBA as shown in Fig D6 Then install the Deck Assembly while aligning the hole of Cam Gear with the pin of LD SW the shaft of Cam Gear with the hole of LD SW as shown in Fig D6 HM457DC 74 ry 0 E 67 22 0 S 7 0 SN O 2 7 6 007 E N 0 o 2 5 2 2721 V 1 e 2 4 Jack CBA Desolder 92 NS ERN NY SN TA OS
29. ZENER DIODE MTZJT 7727B RECTIFIER DIODE FR202 B P or DIODE FAST FR202 RECTIFIER DIODE FR203 B P or DIODE FAST FR203 RECTIFIER DIODE FR302 or DIODE FAST RECOVERY FR302 SCHOTTKY BARRIER DIODE 5 40 or DIODE SCHOTTKY SB340 DIODE ZENER 24BSB T26 or DIODE ZENER HZS24NB2TE EQ or DIODE ZENER DO 34 MTZJ24B or ZENER DIODE MTZJT 7724B DIODE ZENER 27BSB T26 or DIODE ZENER HZS27NB2TE EQ or DIODE ZENER DO 34 MTZJ27B or ZENER DIODE MTZJT 7727B IC SHUNT REGULATOR KIA431 AT P or IC SHUNT REGULATOR SL431A AT or IC SHUNT REGULATOR AS431BZTR E1 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 RECTIFIER DIODE 1N4005 or DIODE RECTIFIER 1N4005 or RECTIFIER DIODE 1N4005 DIODE ZENER 5V6BSB T26 or NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 7000 159 NDLZOOBA159S 7000 159 NDLZOOBA159S NDQZOOOSB140 NDLZOOSB140S NDTBO27BST26 QDTBHZS27NB2 NDTBOOMTZJ27 QDTBOOMTZJ27 NDQZOOOFR202 NDLZOOFR202S NDQZOOOFR203 NDLZOOFR203S NDWZOOOFR302 NDLZOOFR302S NDQZ000SB340 NDLZOOSBS340S NDTBO24BST26 QDTBHZS24NB2 NDTBOOMTZJ24 QDTBOOMTZJ24 NDTBO27BST26 QDTBHZS27NB2 NDTBOOMTZJ27 QDTBOOMTZJ27 NSZBAOTJY036 NSZBAOTAUKO1 NSZBAOTBCD0O1 NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 NDQZ001N4005 NDLZ01N4005S NDWZ001N4005 NDQZ00
30. y ui 5 jddns Oy 9104 JOU Ajddns ui sjueuoduuoo yey 995 s 2004 9514 UIEN un SIU ui pesn si Ajddns 10 uouJuJoo 10 si 109 sued 10 941 i euues y 1 8 uonoejoud 104 i HM457BLP 1 10 5 SCHEMATIC DIAGRAMS CBA AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage wattage etc Replacement parts that have these special safety characteristics are identified in this manual and its supplements electrical components having such features are identified by the mark A in the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts that do not have the same safety characteristics as specified in
31. 1608 X7R K 0 022uF CHD2230YF069 50V ELECTROTICOARSSNFGSVMH7 CEKMASSUSI CHIP CERAMIC CAP 1608 CH J 100pF 50V or CHPOERAMICCAPNPOUAO OV CHD1010YF020 _ CHIP CERAMIC CAP 1608 Z 0 1uF 25V or CHPPCERAMICCAP Ie08 YEVIZI0 FISOV CHDTOAOYF100 CHIP CERAMIC CAP 1608 0 047uF 25V or CHIP CERAMIC CAP 1608 X7R K 0 047uF CHD4730YF069 50V 6 FZ 0 uF25V or _ CHDIEZSOFI08 CHIP CERAMIC CAP 1608 Y5V Z 0 1 F 50V ELECTROLYTIC GAP ToouFi6svH7 OE0KMAvSLIOT __ CAPCHIP 1608 X7RIK IG000F 50V CHD1520YF069 CHIP CERAMIC CAP 1608 F Z or 6 FZ 0 uF25V or CHIP CERAMIC CAP 1608 Y5V Z 0 1uF 50V CHIP CERAMIC CAP 1608 X7P K 0 01uF 50V RECTONTCCAPTUMFGSVH OEDKMAVSLIOT OHP CERAMIC 1606 20145254 or _ CHDIEZSOFI08 CERAMIC CAP 1608 Y5V Z 0 1uF 50V 606 _ CHD1030YF069 CHIP CERAMIC CAR BK 2200pF 60V or CHD1JK30B222 _ CHIP CERAMIC CAP 1608 X7R K 2200pF 50V __ GHIP CERAMIC CAP BK 2200pFI50V or CHD1JK30B222 CHIP CERAMIC CAP 1608 X7R K 2200pF 50V CHIP CERAMIC CAP 1608 CH J 470pF 50V or OHDA710YF020 _ CHIP CERAMIC
32. 1K IIC BUS SCL IIC BUS SDA AFC 1 6 6 TU AUDIO R TU AUDIO L C715 0 22 FP562 60612 LED DISPLAY 1 4 I 10701 TUNER UNIT ANALOG B SIF OUT 10561 s DISPLAY DRIVE A S 1 11 4 6958 1 VIDEO SIGNAL REC AUDIO SIGNAL 1 C538 0505 0 022 PT204 6B 12 1 5 0 1 SENSOR TP506 O 079 eL edi Q 4 9 0504 Ks 204 68 12 ST S 2 0 E 8541 A540 SENSOR gt 390KU 390K 2 D 1 2 6 1 12 14 H3 H3 1 16540 22 I 54507 555 53 1 LD SW A534 3 6K 2 A538 1 5K CONTINUE 2 SWITCHES ARE 5 0614 9571 0 9547 9548 8549 1 1K 1 OK i 54509 mato Susi STOP REW PLAY EJECT A542 A543 8544 9545 R546 1 1K 2 7K 2 2K 12K SW501 54502 SW503 5504 51505 D POWER CH DOWN CH UP A RETURN REC OTR TP507 SENS INH CN701 CN1001 5 TU AUDIOIL 2 P ONISV 4 2 s uz sor Q FP562 MATRIX CHART 4575 2 Main 3 6 Schematic Diagram 4 VIDEO SIGNAL lt 1 PB VIDEO SIGNAL REC AUDIO SIGNAL 42 PB AUDIO SIGNAL
33. 2 0 14 50 CHIP CERAMIC CAP 1608 XTRKIA7OOpFISOV _______ _ 0 _100 _ ELECTRODTOOARZAFIOVMH 6 0 __ ELECTROLYTICCAP1uFISOV MH CHP CERAMIC CAP T608 XTRIKO OTuFIEOV cHD1osovro CETAMAISUO 0463 _ CHIP CERAMIC CAP 1609 B or CHP CERAMIC GAP 1608 XTRKOOTuFISOV EECTROYTCCAP IXMFISSVH7 CEOXWAVSLIOT 6512 CHIP CERAMIC CAP 1608 F 20115507 0 00 __ CHIP CERAMIC GAP 1608 F ZO uFI25V or CHIP CERAMIC OAP 1609 2011 50 o 6 6 YSVIZO IgFISOV _ CHIP CERAMIC CAP 1609 F 20 0 28 or 608 5 204 50 OAPCHIPiGOSNPOUTSFISQV _ ELECTROTTICOARZRFIGSVMH7 608 NPOUIZOpFISOV EEECTROTICOARZALFOVMHT _ OEIAMAVSUZO CAPCHPIGOBNPOUMEFBOV OHD1800vFo2o CHPPCERAMICOAP IeO cHDarzovrueo OAPCHIP1eosNPOUBEISOV onD1ta00vFo20 _ 0517 CHIP CERAMIC CAP 1606 4700pFISOV o CHIP CERAMIC CAP 1608 X7R K 0 01uF 50V CHIP CERAMIC CAP 1608 X7R K 4700pF 50V CHIP CERAMIC 1606 BK 0 0474 500 or a7uFRsvVMH7 _____ CHIP CERAMIC CAP 1609 B K 0 0471 F 25V or en
34. 25196088 62 1608 RESOHIP 1608 OW Fa000 BESCARBONFIMIAWJiSKGo RESCARBONFLMTVAWJTSKO ROXMSETIT PNP TRANSISTOR DIGITAL SMD 5 22025 NQ1ZSRA2202S SSC Eee 14732 SRA2202S S0F23 or a 7 RESOARBONFLMTIAWJSkQ 2 100 CHPTRANSSTORFMGAATHMB QQgZO00FMOHA NN TRANSISTOR SMD 2S05 49SFYor 2 EA OHP TRANSISTOR ____ 3 __ TRANSISTOR SAC1208SF or 3 _ __ TRANSISTOR KTOS SS 8LRTKIP_ Nai8KTOs 758_ 832 RRXASXYFO ___ PHOTOTRANSISTOR MID seAz2F_ NPWziDe2A22F_ L NN TRANSISTOR 25 8049SL 0__ 002805485 RES CHIP 1606 VOW 062 NPN TRANSISTOR 10258 or TRES CARBON FILM Tw 16208 __ NPN TRANSISTOR RES IN SRC1202SF or RES CARBON FILMT 14018200 RCXaeaTTi001 RESISTORS RESOARBONFLM RGINDPAQU R002 METAL OXIDE FILM RES 1W
35. CARTON HM457ED STYROFOAM HG470ED UNIT BAG V4010PA ACCESSORIES REMOTE CONTROL UNIT NA977ED DRY BATTERY ES GR6M C or MANGANESE DRY BATTERY R6UWC 2STA RF CORD PAL 1 2M or RF CABLE CC1001020012010 ACCESSORY BAG E5795ED OWNERS MANUAL EN HM457ED 1VMN31593 OWNERS MANUAL CS HM457ED 1VMN31733 OWNERS MANUAL HU HM457ED 1VMN31734 OWNERS MANUAL PL HM457ED 1VMN31735 OWNERS MANUAL NL HM457ED 1VMN31736 OWNERS MANUAL DE HM457ED 1VMN31737 WARRANTY SHEET 1VMN29433B 1VM338141 0 204516 0 406453 977 XBOM571GLP01 XBOM311MS003 WPZ0122LG001 WPZ0122LW001 OVM416059 2011 08 22 1 17 1 457 ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE Products marked with a Ref PartNo have special characteristics important to safety ELECTROLYTIC 470uF S5V IW 105 CEEA7IENWO76 Before replacing any of these components read carefully the product safety notice in this service ELECTROLYTIC CAP 47uF 25VMH7 CETEMAVSLA7O manual Don t degrade the safety of the product CHIP CERAMIC CAP 1608 0 014F 50V through improper servicing CHIP CERAMIC 1608 X R KO O1uFISOV NOTES ELECTROLYTIC CAP 470 16 105 or 1 Parts that are not assigned part numbers ELECTROLYTIC CAP CEC471ENWO76 _ not available ELECTROLYTIC GAP OMFeVMor CEICMASDLIOI 2 Tolerance of Capacitors a
36. Iron To Solid Mounting Point Fig S 1 5 Fine Tip e Soldering Iron 2 Flat Pack IC Tweezers 1 3 3 N Installation 1 Using desoldering braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more easily 2 The mark on the flat pack IC indicates pin 1 See Fig S 1 7 Be sure this mark matches the 1 on the PCB when positioning for installation Then presolder the four corners of the flat pack IC See Fig S 1 8 3 Solder all pins of the flat pack IC Be sure that none of the pins have solder bridges Pin 1 of the Flat Pack IC is indicated by a e mark Presolder Flat Pack IC VCHP SN Instructions for Handling Semi conductors Electrostatic breakdown of the semi conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1 MQ that is properly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting se
37. SCT1 6A LED DISPLAY G0612M BEAD CORE B16 RH 3 5X10X1 3 304573 WAE0172LW006 172 12005 WAE172ZHNO08 1 232156 LLEFOSOXMOO2 LLBFOOZTU021 LLEFOSOXMOO2 LLBFOOZTU021 PDGSLBONG162 PDG21B0WS162 PDGACB08S162 NPW2Z00G0612M XL03010XM001 Q O N cln gt e 2011 08 22 1 18 9 HM457EL fm Reto Panno RCA JACK 2P MSP 282V 12 NILF B11 RCA JACK MSP 281V42 B B110 RCA JACK 281 40 110 RCA JACK 1P MSP 281V31 A B110 RS501 SENSOR REMOTE RECEIVER KSM 602LQ2S USESJRSKK054 or REMOTEREGEMERPICGUWAGo USESIRSKKUS REMOTERECENERMMaENSDKFo USESURSUNTOS SENSOR REMOTE RECEIVER MINESS SKGF USESURSUNTIO TRANS POWER BCK 28 9867 or wmEcPcPoss WmEcPcPoss ooo MEN VOLUME ROTARY CARBON VZ066L1 B104 104 17 PB F _ GQUARTZCHYSTALAASSIMR PXCMSLCHEDI CRYSTAL T2000000Nzor PXDTAGLCHED QUARTZ CRYSTAL 12 000 2 910A012000 FHX126XGE003 1230300 X502 RESONATOR XTAL 32 768kHz QTF38 FXC323LQUA03 32 768K125P15L or XTAL DT 26 32 768kHz FXC323LDS003 AFV CBA RefNo Description AFV CBA MCV B Consists of the following CAPACITORS CHIP CERAMIC CAP 1608 Z 0 1uF 50V or CHIP CERAMIC CAP 1608 Z0 1uF 25V OAPCHPISENPOUSRFSUV
38. a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 lt Soldering Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 Release the flat pack IC from the CBA using tweezers Fig S 1 6 VCHP SN With Iron Wire 1 Using desoldering braid remove the solder from all pins of the flat pack IC When you use solder flux which is applied to all pins of the flat pack IC you can remove it easily Fig S 1 3 2 Affix the wire to a workbench or solid mounting point as shown in Fig S 1 5 3 While heating the pins using a fine tip soldering iron or hot air blower pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig S 1 5 4 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 5 Release the flat from the CBA using tweezers Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may be damaged if force is applied Hot Air Blower Iron Wire Soldering
39. on a TV screen Refer to Fig 4 P ON Power safety detection is displayed on a TV screen Refer to Fig 5 When reel or capstan mechanism is not functioning When the drum is not working properly correctly Fig 1 Fig 4 When tape loading mechanism is not functioning P ON Power safety detection rectly T A p Fig 2 Fig 5 When cassette loading mechanism is not functioning correctly A Fig 3 1 8 2 TROUBLESHOOTING FLOW CHART NO 1 The power cannot be turned on No Is the fuse normal See FLOW CHART No 2 lt The fuse blows out gt Yes Is normal state restored when once unplugged No power cord is plugged again after several seconds Check for lead or short circuiting of primary circuit component and service it if defective Yes Is the AL 5V 2 line voltage normal Yes Check each rectifying circuit of secondary circuit and service it if defective No 002 0001 0002 0001 0002 0003 0004 010 FLOW CHART 2 The fuse blows out Check the presence that the rectifying diode or circuit is shorted in each rectifying circuit of secondary side and service it if defective After servicing replace the fuse FLOW CHART NO 3 When the output voltage fluctuates Check the presence that the primary component is leaking or shorted and service it if defective Check the circuit and service it if defectiv
40. 0614 SSTO101HH013 jRESCARBONFILMT1 4WJ8200 RCX4821T10001 TACT SWITCH SKQSAFOO1A or SSTO101AL041 TACT SWITCH TC 1104 H 9 5 SST0101DNGO1 RRXAJR5Z0103 TACT SWITCH KSM0614B or SSTO101HH013 jRESCHIP1608110WJ10kO RRXA103YFOO2 TACT SWITCH SKQSAF001A or SSTO101AL041 TACT SWITCH 1104 9 5 SSTO101DNGO1 RESCHIP 1608 140WJ10k RRXA103YF002 TACT SWITCH 5 0614 or SSTO101HH013 TACT SWITCH SKQSAFOO1A or SSTO101AL041 1608 140WJ56k RRXAS63YFO02 TACT SWITCH 1104 9 5 SSTO101DNGO1 CHIP RES 1608 1 10W RRXAZR5Z0000 MISCELLANEOUS 2 JJ 010100 Oi Oi Oi Qi A 2 o e o Oi 05 R601 CHIP RES 1 10W J 10k Q or RRXAJR5Z0103 2B7 SHIELD ASSEMBLY HG470ED OVM416072 22 RESCHP 1608 1 10W J 10k Q RRXA103YF002 288 BUSH LED F H3700UD OVM409508 RES CARBON FILM VAWJiOkGo RJTOQPAKOOT RESCARBONFLMVAWJiOkGo RCHOPAKOO ROHM HOLDER H7770JD AC CORD PE8B2CG980A 057 or CORD WITH A GND WIRE LOA0280 040 or CORD WITH GND WIRE 51105089 ACK BOARD HM457ED BEAD INDUCTOR B29 RID 2 3X7 5X7 5T BEAD INDUCTOR FBRO7HA121TB 00 BEAD INDUCTOR B29 RID 2 3X7 5X7 5T BEAD INDUCTOR FBRO7HA121TB 00 2 N TIME LAG FUSE SLT250V1 6A or FUSE TIME RAG 2010T1 6A1 or FUSE TIME LAG
41. 1N4005 NDLZ01N4005S NDWZ001N4005 NDTB5R6BST26 0006 0008 0011 0012 0013 0014 5 e Ol Q Q O O N c HM457EL fm Decio BODEZENERHZSSSNEETEEQu ODTEOHZSSREN DODEZENERDOSAMTZESBo ODTBNMITZERG PHOICCOUPLERESHBo PHOTOCOURIERLIVST BFG NPEBGENSUF DIODEZENERDO 34MTZJ0Bor PHOTOCOUPLER PS25614 1 V A Q QPEQPS2561A1 ZENERDIODEMTZJT 7710B_ PHOTOCOUPLER PS2561A 1 V A W QPEWPS2561A1 IC002 SWITCHING FA5640N SOP 8 8PIN QSCAOTOFDO06 DIODE ZENERHZS16NB3TE EQor QDTCHZSI6NBES IC301 IC Y C A LA71750EM MPB E QSZBAORSY020 DIODEZENERDO 34MTZJ16C or 451 IC HIFI LA72648M MPB E QSZBAORSY033 ZENER DIODE MTZJT 7716C QDTCOOMTZJ16 SYSCON IC M3776AMCH AD6GP QSAAOROHT063 0061 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST IC BR24LO2F WE QSZBAOTRMO68 Or SWITCHING DIODE KDS160E RTK P ND1ZKDS160EP NSZBAOTG2008 LED DRIVER IC SC16458G NSZBAOTQ0002 SWITCHING DIODE 155400 TE61 001200199400 4 DIODE SWITCHING HSC119 TRF E QD1Z00HSC11
42. 24F 16V RECTRONTICOAP IFSOVMH7 OEMMAVSLIRO CHIP CERAMIC CAP 1608 B K 1000pF 50V or CHIP CERAMIC CAP 1608 7 1000 50 ELECTROTICCAR OUFISVMH7 CEICMAVSLID CHIP CERAMIC CAP 1608 B K 1000pF 50V or CHIP CERAMIC CAP 1608 7 1000 50 RECTROLTICOAP OEMMAVSLIRO CHIP CERAMIC CAP 1608 Z 0 1uF 25V or OHPCERAMIC CAR 1608 CHDIOAOYFO2 CAP 1608 0 022uF 50V or CHIP CERAMIC CAP 1608 X7R K 0 022uF 2230 69 50V MPOVMHT CEMMAVSLIRO ELECTROTICOAR INFSOVMH7 OERMAVSLIFO teosF 20226467 CHDe24ovFo94 _ CHIP CERAMIC CAP 1608 0 047uF 50V or 222 CHIP CERAMIC CAP 1608 0 047uF 25V or MAIN CBA Ret No Panno _ Consists of the following CAPACITORS ___ CAPELECTROLYTICS3uFM40OVM __ POLYESTER PEN220K2GL7PLL__ CTK 20EURO02 ELECTROLYTIC GAP 4 8 OE1GMASDLATO ELECTROLYTIC GAP 47585445 OEEATRENWUTS CHP CERAMIC CAP T608 NPOWGSPFIEOV _ CHDGS00YFO20 CHIP CERAMIC 1608 Z or CHPCERAMCCAP G09FZOi amp FPSVor CHD1EZ30F104 _ CHP CERAMIC CAP 1608 5 201 50 CHDIDAOYFIO2 CHIP CERAMIC CAP 1608 0 012uF 50V or CERAMIC CAP 1608 0 012uF 50V ELECTROLYTIC GAP TO FEOVMHT OEMMAVSLI
43. 457TR FLOW CHART NO 16 Capstan Motor does not rotate Is 5V voltage supplied to Pin 2 of CN502 Yes Is over approximately 2 6V voltage supplied to No Pin 5 of CN502 Yes Is 12V voltage supplied to Pin 1 of CN502 Yes Replace the Capstan Motor 2 FLOW CHART 17 Drum Motor does not rotate Is 5V voltage supplied to Pin 2 of CN502 Yes Is over approximately 2 6V voltage supplied to No Pin 8 of CN502 Yes Is 12V voltage supplied at Pin 11 of CN502 2 d Replace the Capstan Motor the Cylinder Assembly Drum Motor rotates only for a few seconds 2 gt JJ lt Is the D PFG signal inputted to Pin 90 of IC501 d 2 Is RF SW signal outputted to Pin 18 of 501 Yes Is 12V voltage supplied Pin 11 of CN502 2 d Replace the Capstan Motor or the Cylinder Assembly 7 2 L gt 2 Z O RF SW signal is not outputted Is the Drum Motor rotating Yes Is the D PFG signal inputted to Pin 90 of IC501 Yes Replace 1 501 1 9 5 Check the P ON 5V line and service it if defective Check the line between Pin 5 of CN502 and Pin 76 of IC501 and service it if defective Check the AL 12V 20 5V line and service it if defective Check the P ON 5V line and service it if defective Check the line between Pin 8 of CN502 and Pin 77 of IC501 and service it if defectiv
44. 9 0062 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST or SWITCHING DIODE KDS160E RTK P or ND1ZKDS160EP SWITCHING DIODE 155400 61 or 001200159400 DIODE SWITCHING HSC119 TRF E QD1Z00HSC119 0063 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST or SWITCHING DIODE KDS160E RTK P or ND1ZKDS160EP SWITCHING DIODE 155400 61 or 001200159400 DIODE SWITCHING 19 TRF E QD1Z00HSC119 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST E Or SWITCHING DIODE KDS160E RTK P or ND1ZKDS160EP SWITCHING DIODE 156400 1 or 001200155400 DIODE SWITCHING HSC119 TRF E QD1Z00HSC119 0065 DIODE SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST or SWITCHING DIODE KOSTGOE ATKP NDTZKDSTGDEP SWICHNGDIODEiSSAYTEBo OD1Z00185400 DIODE SWITCHING HSCTIOTAF E 01 DODEZENERHZSHNBITEEQo ODTAFZSTINBI DODEZENERDOSAMTZIiAo 22 9 TRANSISTORS DODEZENERHZSHNBIEEQo QDTAMZSHNGI DODEZENERDOGAMTZIHAo NDTAXMTZIT 2 2 QDTAOOMTZ11 Q002 PNP TRANSISTOR SMD MMBTSA1504Y or DIODE ZeNERHZSIINBITEEOor ___ QDTAHZST1NGT_ ESTE DODEZENERDOGAMTZIiAo NDTAXMTZII ZENERDIODEMTZ FZ24A QDTAOOMTZ11 0051 NPN TRANSISTOR SMD MMBTSC3875Y or DODEZENERHZSHNBITEEQo ODTAFZSTINBI ee DODEZENERDOGAMTZI
45. AOSP3005 LLAXKATTUTOO LLAXKATTUIEO LLAXKATTUTOO R1005 CHIP RES 1608 1 10W or RRXAZR5Z0000 QUARTZ CRYSTAL 18 432 2 910 018432 FHX186XGE001 1035200 JACK CBA Consists of the following 2 0 or OHD1JK30B222 CHIP CERAMIC CAP 1608 X7R K 2200pF 50V BK 20000F760V or CHD1JK30B222 CHIP CERAMIC CAP 1608 X7R K 2200pF 50V 125 zo ET oO oO 99 z 2 J2 5 2 8 5 8 CHIP CERAMIC CAP 1608 CH J 470pF 50V or __ CAPCHIP 1606 4700660 20 CHIP CERAMIC CAP 1608 CH J 470pF 50V or 1606 4700660 CHDATIOYFOS _ CHIP CERAMIC CAP 1608 Z 0 1uF 25V or CAP 1608 Z 0 1uF 50V EECTRONTICCAPTuFSVMH CENMAVSLIRO CHIP CERAMIC CAP 1608 B 1000pF 50V HM457EL fm Description CHIP CERAMIC CAP 1608 X7R K 1000pF 50V CERAWIG BK2200pFI50V or _ CHIP CERAMIC 1608 X7R K 2200pF 50V CHIP CERAWIGGAP BK 2200pFI50V or _ CHIP CERAMIC 1608 X7R K 2200pF 50V CHIP CERAMIC CAP 1608 CH J 470pF 50V or OAPCHPIROSCHJATpFSOV CHIP CERAMIC CAP 1608 CH J 470pF 50V or
46. CCAP i600 00224 FOV or PERC CAP C328 CHIP CERAMIC 1608 ZO 1uF 50V or CHD1JZ30F104 CERAMIC CAP 1608 CHD1040YF102 CHIPCERAMICCAP 1608 NPOU 33pF SV 20 1608 NPOU GBpF 5OV CHD6800YF020 __ CHIP CERAMIC 1608 X7R K 4700pF 50V CHD4720YF069 C331 CHIP CERAMIC CAP 1608 F Z0 1uF 50Vor CHD1JZ30F104 0421 CAP ELECTROLYTIC S3uF 6 3V M H7 10 CHIP CERAMIC 1608 20 10 25 CHD1EZ30F104 ELECTROLYTIC CAP 6 M H7 CEOKMAVSL330 C332 CHIP CERAMIC CAP 1608 Z0 1uF 50V CHD1JZ30F104 ELECTROLYTIC CAP 4 7uF 25V MH7 CETEMAVSLAR7 CERAMIC CAP 1608 Y5V Z 0 1uF 50V CHD1040YF102 ELECTROLYTIC 22uF 6 3V CEOKMAVSL220 ELECTROLYTIC CAP 0 47uF 50V M H7 CE1JMAVSLR47 __ CHIP CERAMIC 1608 20 2 CHD1EZ30F 104 CAP ELECTROLYTIC 4 7 F 25V M H7 NP CA1E4R7ENEO7 _ CHIP CERAMIC CAP 1608 CHD1040VF 102 x x x x x x 2011 08 22 1 18 2 HM457EL fm Ret No CHP CERAMIC CAP 1606 NPOUIZZOpFISOV ELECTRODTICOARATMFPSVMHT CEEMAVSLART 0280 GHIP CERAMIC CAP 1608 F 20115507 0
47. E JESEN C1007 1008 04 1005 1006 ZN 23 1 11 9 HM457SCAFV circuit an isolation transformer must be used when repairing Also in order to have the ability to increase the input slowly when troubleshooting this type of power supply circuit Because a hot chassis ground is present in the power supply a variable isolation transformer is required Sensor CBA Top View If Main Fuse 2 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Fixed voltage or Auto voltage selectable power supply circuit is used in this unit Otherwise it may cause some components in the power supply circuit to fail CAUTION The voltage for parts in hot circuit is measured using hot GND as a common terminal For continued protection against fire hazard NOTE replace only with the same type fuse CAUTION Main CBA Jack CBA amp AFV CBA Top View 5 wits dd 2 ri 2 E 2 is 10 SZ 227 7j ALE E c s CE 4 i 967 SN SENS INE 4 m A AC dte HAS Tania 12 Li 2 9x B
48. HAo NDTAOoMTZIT1 ZENERDIODEMTZ F7Z24A QDTAOOMTZ11 Q052 NPN TRANSISTOR MMBTRC102SS or DIODE SWITCHING SwrcHGDiDEiSSispz _____ 20188153 DIODE SWITCHING ODTZOHSS4148 7 7 _ ____ OPOPSIRSSST URGE ONSTAGE psmewemra D503 s SWITCHING SMD 1SS400ST SOD 523 ND1Z1SS400ST PNP TRANSISTOR SMD 2SA1980SEG or SWCHNGDIODEKDSIG RTKPor NDIZKDSIGUEP SWITCHING DIODE 1SS400 TEST or _____ 001200155400 PODESWTCHNGHSCHSTRF E 002088 19 Zu UA PNP TRANSISTOR DIGITAL SMD SRA2202SF BODESWTOHNGHSSM4STE Eor 00120 864148 _____ 15513807 007200159183 _ 91819 BEAD CORE B16 3 5X10X1 3 BEAD CORE B16 RH 3 5X10X1 3 BA COIL LINE FILTER STO703FT20 036 53MH or COIL LINE FILTER 8902 RADIAL TYPE CHOKE COIL CW68 470K XL03010XM001 XL03010XM001 LLEGOZOY2025 LLEGOZOKTOO6 LLBDOOPKVO23 N CHOKE COIL 47 RADIAL TYPE CHOKE COIL CW68 470K 841040NP or CHOKE COIL 47 INDUCTOR 100uH J 5FT LLARJCSTU101 INDUCTOR 5 6 26 LLAXKATTUSRG INDUCTOR 100LH LAPO2TA101K LLAXKATTU101 INDUCTOR 474
49. HF300F01012B de HE uA 2213 BHF300F01012A ww Li T 5 A i 4 O x 9 1 60 117 3 0 a ae OG 0 L2 am OS 27 WE 4 D w EM _ rz 8 17 5 JD S um UD TEI 5 2 S d B 2 V VR501 SW POINT 457 01011 1 11 10 DTP502 Main CBA Jack 4 CBA Bottom View CAUTION For continued protection against fire hazard replace only with the same type fuse NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Main CBA F002 F001 BROWN 001 03 R005 1 00 2 6 987654321 CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse 2 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail AFV CBA Jack CBA Because a hot chassis ground is present in the power supply circuit an isolation transformer must be used when repairing Also in order to have the ability to incre
50. IC CAP 1608 CH J 330pF 50V CHD3310YF020 __ CERAMIC CAP 1608 F Z0 1uF 25Vor CHDIEZGOF104 C526 CHIP CERAMIC CAP 1608 B K 4700pF 50V or CHD1JK30B472 CHIP CERAMIC CAP 1608 CHD1040YF102 CHIP CERAMIC CAP 1608 X7R K 4700pF 50V CHD4720YF069 C477 CAP ELECTROLYTIC 10uF 16V WH7 or CA1C100ENE10 Euer a 2 ELECTROLYTIC CAP 104 16 MH7 CE1CMAVSL100 ELECTROLYTIC CAP 22uF 6 3V M H7 CEOKMASSL220 WES CAP ELECTROLYTIC 4 7uF 25VIMIHT or 528 CHIP CERAMIC 1608 B K 0 01uF 50V CHD1JK30B103 __ ELECTROLYTIC 7 H7 CEIEMAVSLAR7 CHIP CERAMIC CAP 1608 X7R K 0 014F 50V CHD1030YF069 x 2011 08 22 1 18 3 HM457EL fm OERAMICOAP AFZOOEAFDSV COMEZTEZZS ELECTROTTICOARZAMFBGVMH CEOKMASSUDO CHIPCERAMICCAP Ie05 FZOnFPSVor CHDIEZSOFIO4 CHPPCERAMICCAP Ie08 YEVIzI0 FIS0V CHDTOAOYF100 CHPPCERAMICCAP 1605 7 CHIP CERAMIC CAP 1608 B 0 0224 F 25V or CHIP CERAMIC CAP 1608 B KOO22uFISOV 13 808223 CHIP CERAMIC CAP 1608 X7R K 0 022uF CHD2230YF069 50V ELECTRODTTCOARA7FGSVMor CEOKMASDLATI ELECTROLYTIC CAP STOLFIGSVIMTOS CEMTIENWOTS CHIP CERAMIC CAP 1608 B 0 0224 F 25V or CERAMIC CAP 1608 B 0 022uF 50V MEN CHIP CERAMIC CAP
51. ILMRES 1WJ0750 7 0 NPN TRANSISTOR RESIN 2023 or _JNGIZSRCT2028_ RESCARBONFILMVAWJ56Q0r ROISGOPAKOO _ TRANSISTOR KRCIO2S ATK P PESCARBONFLMTMAWJSSQ ______ _ TRANSISTOR SMD 28A18805 Y or Namgoammo PRA oe eee ee 2 _ PNP TRANSISTOR SMD 28A1080SV ____ RESCHIP 1606 1710WJ102_____ RXATOOYFO02 _ RESCHIP 1608 ENE Tans HSMP PNP TRANSISTOR 28A1980SGor_INGXG2SA19008_ A RESCARBONFIM _____ _ __ NPN TRANSISTOR 12028 or__ NOTZSACT2028_ TRESGARBONFILMT V4WJ22k0 12121 7 RESCHIP 1608 vow 220 RRXA22avFo02 __ PNP TRANSISTOR SMD 28 10008 28 1 08 8200 LLL E 0 _ LL 28052438 _ 25053435 RESCHIP teo vows 10K _ eee __ PNP TRANSISTOR SMD
52. IP CERAMIC CAP 1608 X7R K 0 047uF CHD4730YF069 ELECTROLYTIC CAP 100 6 3 H7 CEOKMAVSL101 eHIP CERAMIC CAP 608 K 0 082uFIG0V 223 _ ELECTROLYTICCAP uFSOVMH7 CENMAVSEIRO 50V REOS CERAMIC CAP 1608 NPO 120pF 50V 1608 0 CHD8220vF069 SG CHIP CERAMIC 1608 2 014 or OHP CERAMIC 2 CEUMAISUIRO CHP CERAMIC s14 CHP CERAMIC BK COTAFSOV CHP CERAMIC CAP 1608 FZ0 1AFB5V or CHD1EZ30F104 CAP T608 XTRKIDOTAFIOV CHIP CERAMIC 608 6 20 0 CHP CERAMIC CAP 1608 CH 1689 5019 2 CHDIEZSOFi CHDGEDYFUOO CHIP CERAMIC CAP 1608 2 014 50 CHIP CERAMIC CAP 1608 CH J 68pF 50V _______ 1608 NPaweaprisov CHIP CERAMIC CAP 1608 014 50 CHIP CERAMIC CAP 1608 CH D 10pF 50V 4 __ CEKMAVSLETO 22 62 7 CEOKMAVSL20
53. J 150k Q or RNO1154ZU001 po RES CARBON FILM T 1 AW J 27k RCX4272T1001 METAL OXIDE FILM RES 1W J 150k RNO1154KE009 R061 CHIP RES 1 10W J 22k or RRXAJR5Z0223 R003 CHIP RES 1 4W J 56k Q or RRX4JR7Z0563 7 CHIP 1608 11001 J 20K 0 000 3216 1 4 56 RRX4563Y F004 RO62 CARBON RES 1 4W J 10k or RCX4JATZ0103 2011 08 22 1 18 6 HM457EL fm Description Ret No RescAmoNriM VAWJiOKno Romosw or 21 0 RESCARBONFLMTVAWJIXG ROXHOSTDi Jaa RESCARBONFLM AWJ IX Qo RESCARBONFLMTIAWJixn RESCHPiseYIONJSdkG RESCARBONFLM VAWJizkno _ RESCARBONFLMTIAWJizkQ RRXMNFNE MEmLOXDERESAWJoz n RESCHPISVIONJIXG RRXAIXNEXE 7 RRXAavaveo0e 7 608 FILM RESCARBONFLMT VawJee00 7 ___ RESCARBON FILM vaW J680 RGu6aTPAKOOT RESCARBONFLMT Vawsee00 Rexem
54. LLARKBSTU470 INDUCTOR 474 H K 5FT LLARKBSTU470 INDUCTOR 274 H K 5FT LLARKBSTU270 INDUCTOR 100uH 2 101 LLAXKATTU101 INDUCTOR 68uH K 26T LLAXKATTU680 INDUCTOR 56 26 LLAXKATTUS560 INDUCTOR 47 H K 26T 470 WIRE STP S 0 60 240 02 WIRE CP 56 XZ40FOXRCO001 LLBDOOPKTOO 1 LLBDOOPKVO23 LLBDOOPKTOO 1 2 U Q r r r 5 e 2 2 2 2 S gt QFQZSK3566QM QFWZO2SK3566 NQ1YBTSA1504 25 19805 25 19805 15045 NQ1YBTSC3875 1 25 53435 25 53435 8755 NQ1ZTRC102SS NQ1ZSRC1202S NQ1ZKRC102SP NQ1YBTSC3875 1 25 53435 25 53435 NQ1YKTC3875S NQSYKTC3205P NQSYSTD1862L NQ1GBTSA1504 NQ1G2SA1980S NQXG2SA1980S NQ14KTA1504S NQ1ZTRA102SS NQ1ZSRA2202S PNP TRANSISTOR DIGITAL SMD NQ1ZOSRA2202 SRA2202S SOT 23 or 2011 08 22 1 18 5 HM457EL fm retno Reto Description PNP TRANSISTOR DIGITAL SMD KRA102S NQ1ZKRA102SP R004 CHIP RES 1 4W J 56k Q RRX4JR7Z0563 RTK P RES CHIP 3216 1 4W J 56k Q RRX4563YF004 Q057 TRANSISTOR KTA1281 Y AT P 1281 EXE ANIE C REsp wska _ malu _ TRANSISTORKRCIO2S ATKP__ NQTZKACTO2SP_ METAL OXIDE F
55. O CAP BK 2200pF 50V or CHD1JK30B222 1608 X7R K 2200pF 50V ELECTROLYTIC 47055857 CEIGMASDLATI 2011 08 22 1 18 1 HM457EL fm Retno Panno CHIP CERAMIC CAP 1608 X7R K 0 047uF 47 69 ELECTROLYTIC CAP 4 7uF 25V M NP H7 CP1bEMAVSBAR7 50V C335 CAP ELECTROLYTIC 10uF 16V M H7 or CA1C100ENE10 C308 CHIP CERAMIC 1608 0 0224 F 25V or CHD1EK30B223 ELECTROLYTIC 10uF 16V M H7 CE1CMAVSL100 ________ CAP 1608 B 22 or CHD1JK30B223 C336 CHIP CERAMIC CAP 1608 CH J 1000 50 1 48 102 CHIP CERAMIC CAP 1608 X7R K 0 022uF CHD2230YF069 or CH J 1000pF 25V CHD1EJ3CH102 C309 CHIP CERAMIC 1608 Z0 1uF 50V or CHD1JZ30F 104 CAP CHIP 1608 CH J 1000 50 CHD1020YF020 _ CHIP CERAMIC CAP 1608 F 2 01 8257 CHD1EZ30F 104 C337 CHIP CERAMIC 1608 FZ0 1uF 50V CHD1JZ30F 104 __ CHIP CERAMIC 1608 Y5V Z 0 1uF 50V__ CHD1040VF 102 1608 FZ0 1uF 25V or CHD1EZ30F 104 C310 CHIP CERAMIC 1608 0 0474 F 50V or CHD1JK30B473 p CHIP CERAMIC CAP 1608 Y5V Z 0 1uF 50V 1040 102 ________ CHIP CERAMIC CAP 1608 K 0 047uF 25V or CHD1EK30B473 C338 CAP ELECTROLYTIC 100uF 6 3V MM7 or CH
56. Pulse AMPVREF V Ref for CTL AMP 931 P80 C Terminal y Playback Record D Control Signal Playback Record CTL Control Signal CTL AMP Connected Terminal EZ CTLAMP Monitor for CTL AMP Output PULSE AMPVcc A D Converter Power Input ii Standard Voltage Input 100 Not Used NI Notes Abbreviation for Active Level PWM Pulse Wide Modulation A D Analog Digital Converter HM457PIN LEAD IDENTIFICATIONS KTA1281Y AT P 2SA1980S G Y PT6958 FN TP L KTC3205 Y AT P 2SA1980SF G Y SC16458G STD1862LY AT 28C5343S L Y 28C5343SF L Y 25 53445 KRA102S RTK P KRC102S RTK P KRC103S RTK P KRC3875S BL RTK P KTA1504S GR Y RTK P KTC3875S Y RTK P 10255 10255 MMBTRC103SS MMBTSA1504 G Y MMBTSC3875Y SRA2202S SOT 23 SRC1202SF SRC1203SF 22 89 MID 32A22F 2SK3566 Q M BR24L02F WE2 FA5640N SOP 8 8PIN PT204 6B 12 2SK3566 Q LA71750EM MPB E E M3776AMCH AD6GP 80 51 RN1511 TE85R F LTV 817B F FMG4A 148 PS2561A 1 V A Q W 81 50 EL817 A B C1 C2 1 4 1 4 C d Rh I 1 B1 E B2 2 Cathode 100 HHHHHHHHHHHHHHH 31 3 Emitter O 4 Collector 1 30 LA72648M MPB E MSP3417G QG B8 V3 60 41 33 23 Note Anode Cathode Emitter Collector Ba
57. Q 94 02 RES CHIP 1608 1 10W J 1 0k Q RRXA102YF002 SWITCHES RESCHIP 16081 10 1 4 0 RRXA182YFO02 TACT SWITCH 5 0614 or 55 0101 013 TACT SWITCH SKQSAFOO1A or SSTO101AL041 RES CHIP 1608 1 0WJ1 0k RRXA102YF002 TACT SWITCH TC 1104 H 9 5 SSTO101DNGO1 TACT SWITCH 5 0614 or SSTO101HH013 RESCHIP1608140WJ27kO RRXA272YF002 TACT SWITCH or SSTO101AL041 TACT SWITCH TC 1104 H 9 5 SSTO101DNGO1 jRESCHIP1608110WJ22kO RRXA222YF002 TACT SWITCH 5 0614 or SSTO101HH013 TACT SWITCH SKQSAFOO1A SSTO101AL041 RESCHIP 1608 140WJ12k RRXA123YF002 TACT SWITCH TC 1104 H 9 5 SSTO101DNGO1 TACT SWITCH 5 0614 SSTO101HH013 RESCHIP1608140WJ1 8kO _________ 182 002 TACT SWITCH SSTO101AL041 TACT SWITCH TC 1104 H 9 5 SST0101DNGO1 RESCHIP1608140WJ10kO RRXA102YF002 TACT SWITCH 5 0614 or 55 0101 013 TACT SWITCH 5 SSTO101AL041 RES CHIP 1608 1 10WJ1 2kQ RRXA122YF002 TACT SWITCH TC 1104 H 9 5 SSTO101DNGO RRXAJR5Z0101 LEAF SWITCH MXS01830MVPO SSC0101MCE03 jRESCHIP1608110WJ1000 2 SWITCH ROTARY SSS 53MD 1 SSRO106KB004 TACT SWITCH KSM0614B or SSTO101HH013 RES CHIP 1608 140WJ10k amp RRXA103YFOO2 TACT SWITCH SKQSAF001A or SSTO101AL041 TACT SWITCH 1104 9 5 SSTO101DNGO1 RES CARBON FILM 1 4WJ820Qor RCJB21PAKO0 _ TACT SWITCH 5
58. SD Video Signal M MC RN ws mw LPF Connected SECAM or MESECAM Chroma 55 COLOR IN Video Input Signal ZIL at Super Impose wow ewe wow em IN Composite Synchronized Pulse SCART 18Pin Output Control H L 0 7 m 59 OUT 8POUT 1 Signal Capstan Power QUT Gr PN Switching Signal Power On Signal at High LED Clock Driver IC RV DATA Control Data LED Clock Driver IC Chip Select Signal LED Clock Driver IC OUT SD 79 Z 2 o Z Z 5 O N NI N N N N O O N N OUT P ON H OUT 70 OUT DRV CLK Control Clock IIC BUS I C BUS Control IN IIC BUS I C BUS Control OUT SDA Data Not Used Not Used Not Used Capstan Motor P Control Signal U U U H L H H L H L H L H L H L WM OUT C CONT Drum Motor Control 77 OUT D CONT Signal 0 lt Capstan Motor FWD REV Control 78 OUT C F R H L Signal FWD L 2 Z 0 9 1 14 2 Signal Active OUT Name Level 79 IN S REEL Reel PULSE Rotation Signal Take Up Reel Dc Rotation Signal PULSE LM FWD Loading Motor H L Audio Mute Control w awe Power Voltage IN P DOWN L Down Detector L Signal Capstan Motor 87 IN Rotation Detection Pulse ww wow ewe Drum Motor
59. Terminal voltage of 1 501 7 8 if defective 4 30 3 60 2 90 2 39 A RETURN STOP iE FLOW CHART NO 12 No operation is possible from the remote control Operation is possible from the unit 1 98 1 61 1 27 0 92 0 51 V Is 5V voltage supplied to the Pin 3 terminal of No Check 5 1 line and service it if defective the 5501 remote control receiver Yes No Is the L pulse sent out from Pin 1 terminal of Replace 5501 remote control receiver or the remote the RS501 remote control receiver when the control unit remote control is activated Yes No Is the L pulse signal supplied to Pin 14 of IC501 Check the line between the RS501 remote Yes control receiver and Pin 14 of IC501 and service it if defective Check 1 501 and their periphery and service it if defective 1 9 3 HM457TR FLOW CHART 13 Cassette tape can not be loaded When loading a cassette tape on Pin 10 of No 501 does the L pulse switch to the H pulse Yes When loading a cassette tape is the specified voltage approximately 13V outputted to the No terminal of the Loading Motor Unit Yes Replace the Loading Motor Unit FLOW CHART NO 14 Cassette tape is ejected right after the loading When loading a cassette tape on Pin 10 of No 501 does the L pulse switch to the H pulse Yes When loading a cassette t
60. XE 7 7 vow 7 iow RRXAISEXE RESCHPIGSVIONJGXG RRXAXXNENE RES CHIP 608 2011 08 22 1 18 8 HM457EL fm RESCARBONFLMTWGSSK o ROGREPAKOOT RES CARBONFILMT HW FM rawa ROJIOOPAKOOT RES CARBON FINT wa iUo aeeoo 87 CHPRESCION vow o0 RESORBONFLMTVAWGiUKn RES CHIP RRXENFXS FES CARBON FLM awe aoao RCGATIPAKQU ovant 7 RES 1608 RES CARBON RRKAT0vFO02 47 RRKAATOVFO02 RES CARBON FLT WG RESCHEIS tow RESOAREONFLMYAWGATKGG ROGATOPAKOOT RES CARBON FMT emonsa 222 5 1608 1 10WJ390KQ RRXA394YF002 RES CHIP 1608 1 10W J 1 0k RXA102YF002 CHIP RES 1 10W J 1k Q or RRXAJR5Z0102 RES CHIP 1608 1 10WJ390K
61. ape on Pin 4 of No 501 does the L pulse switch to the H pulse Yes operate normally Yes FLOW CHART NO 15 Cassette tape can not be ejected When pressing the eject button does the Capstan No Yes While the Capstan Motor is rotating is the Takeup No Reel rotating Yes While the Takeup Reel is rotating is the reel pulse No signal inputted to Pin 80 of IC501 Yes While the reel pulse signal is inputting is L pulse inputted to Pin 81 of IC501 Yes Is the specified voltage approximately 13 No outputted to the terminal of the Loading Motor Unit Yes Is the Loading Motor rotating Yes Check the Cassette Cam or Cassette Gear etc and service it if defective 1 9 4 Check the line between the start sensor and Pin 10 501 and service it if defective Replace the Capstan Motor Unit Check the line between the start sensor and Pin 10 501 and service it if defective Check the line between the end sensor and Pin 4 of 1 501 and service it if defective Check the line between the LD SW SW507 and Pin 9 of IC501 and service it if defective Refer to FLOW CHART NO 16 lt The Capstan Motor does not rotate gt Check the Reel Disc or Reel Drive Unit and service it if defective Check the line between the Takeup Reel sensor and Pin 80 of IC501 and service it if defective Replace 501 Replace the Capstan Motor Replace the Loading Motor HM
62. ase the input slowly when troubleshooting this type of power supply circuit a variable isolation transformer is required 1 11 11 5142 114 457 01011 WAVEFORMS NOTE Input VCR COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 UPPER TP301 ower TP502 UPPER J23 LOWER TP502 1048 50mV 10 1 12 1 U31PWF WIRING DIAGRAM V82 HOSN3S HOSN3S 0 0 01 6 6 8 2 00 1 0 8 2084 9 4 0 04 1 9 84 __ z L V82 Mover LE 01 6 6 s ____ 9 S 1 9 v z ___ L LOOM 201 101 vas 8 6 195 508 91 8 2 21 VOIGNV NL 9 WOIdNvV NL v z 4818 ____ AAV cOLNO c00Mf 9 LSLNO LNO LNV 8 O3GIA
63. de E E mode is normal NO Check the line between Pin 78 of IC451 and 5 Is the audio signal inputted into 13 15 17 of IC301 Pin 13 15 17 of IC301 and service it if defective Yes No Does the Bias oscillation circuit operate normally Check the Bias oscillation circuit Q401 Q402 Q403 Q404 Q406 and service it if defective Yes Is the audio signal outputted to Pin 11 of 301 Replace IC301 Yes No Is the audio signal outputted to Pin 100 of IC301 Replace IC301 Yes Replace ACE Head Assembly FLOW CHART NO 25 Audio can not be playbacked normally in the linear audio mode E E mode is normal Yes Is the audio signal supplied to Pin 5 of I1C301 Is the audio signal outputted to Pin 11 of IC301 No Yes Check the line between 11 Replace 1 301 of IC301 and Pin 80 of IC451 and service it if defective Is there no dirt on the surface of ACE head assembly Clean the surface of ACE head assembly Yes No Is the height of ACE head assembly appropriate Readjust the height of the ACE head assembly Yes Replace ACE Head Assembly 1 9 8 HM457TR BLOCK DIAGRAMS Servo System Control Block Diagram Wvuovia gt TNMOG d 4 Alddns o 85 ONAS O MS MOd O 09 0 H3MOd MS MOd O OL gt 5 2
64. e 1001 0022 Does the secondary side photo coupler circuit operate normally Yes Check the circuit and service it if defective 001 0006 0008 0009 0018 0021 FLOW CHART 4 When buzz sound can be heard in the vicinity of power circuit Check if there is short circuit on the rectifying diode and the circuit in each rectifying circuit of secondary side and service it if defective 0011 0012 0013 0014 0051 Q053 0054 0055 0057 0062 FLOW CHART NO 5 P ON 15V is not outputted Check 0011 C012 and their periphery and service it if defective Is 16V voltage supplied to the collector of 00512 Is the H pulse approximately 16V inputted to the Check Q052 0061 0058 0062 P ON H line and base of Q051 their periphery and service it if defective Yes Replace 0051 1 9 1 457 FLOW CHART NO 6 AL 12V 1 2 is not outputted Is the supply voltage 14V fed to the cathode of 0013 No Yes Is the H pulse approximately 14V inputted to No the base of Q062 Yes Replace 0062 FLOW CHART 7 AL 9V is not outputted Is 14V voltage supplied to the collector of Q053 Is the H pulse approximately 10V inputted to the base of Q053 Replace 0053 2 L JJ AL 5V 1 2 is not outputted Is the supply voltage 5V fed to the cathode of D014 Yes Check for short circuiting or leak on the load circuit and service it if de
65. e Check the AL 12V 2 line and service it if defective Replace the Capstan Motor or the Cylinder Assembly Replace 501 Check the AL 12V 2 line and service it if defective D PG 5Vp p D FG D FG 1 2 5vp p Refer to FLOW CHART NO 17 lt Drum Motor does not rotate gt and FLOW CHART NO 18 lt Drum Motor rotates only for a few seconds gt Replace the Capstan Motor or the Cylinder Assembly HM457TR FLOW CHART 20 Video E E does not appear normally Are the video signals inputted to each pin of Check the line between video input terminal and IC301 each pin of IC301 and service it if defective 50PIN VIDEO IN 1 AV1 50PIN JK101 VIDEO IN 1 AV1 54PIN VIDEO IN FRONT 54PIN JK756 VIDEO IN FRONT 52PIN VIDEO IN 2 AV2 52PIN JK102 VIDEO IN 2 AV2 48PIN TUNER VIDEO 48PIN TU701 TUNER VIDEO Is the C SYNC signal outputted to Pin 67 of IC301 Yes Is the C SYNC signal inputted to Pin 58 of IC501 Is 5V voltage supplied to Pin 18 24 42 55 72 91 Ves No of IC301 Yes Check the line between 67 01 and 58 of IC501 Check the 5 line AL 5V line and service it if defective and service it if defective Yes Replace IC301 Is the serial data and clock signal supplied to Pin 68 69 of IC301 NO Check the line between Pin 68 69 of IC301 and Pin 71 72 of IC501 and service it if defect
66. ent the following precautions when a set is being serviced Precautions during Servicing A Parts identified by the A symbol are critical for safety Replace only with part number specified In addition to safety other parts and assemblies are specified for conformance with regulations applying to spurious radiation These must also be replaced only with specified replacements Examples RF converters RF cables noise blocking capacitors and noise blocking filters etc Use specified internal wiring Note especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for transistors When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before soldering Observe that the wires do not contact heat producing parts heatsinks oxide metal film resistors fusible resistors etc Check that replaced wires do not contact sharp edges or pointed parts When a power cord has been replaced check that 5 6 kg of force in any direction will not loosen it I Also check areas surrounding repaired locations J Becareful that foreign objects screws solder droplets etc do not remain inside the set 1 2 1 K M When connecting or disconnecting the internal connectors fir
67. fective P ON 5V is not outputted No 2 L 2 Z O Is 5V voltage supplied to collector of Q054 Yes Is the H pulse approximately 6V inputted to No the base of Q054 Yes Check Q054 and their periphery and service it if defective TIMER 5V is not outputted No 2 L JJ Z O Is 5V voltage supplied to emitter of Q055 Yes Is the H pulse approximately 5V inputted to No the base of Q055 Yes Replace Q055 1 9 2 Check D013 C017 and their periphery and service it if defective Check Q052 D063 P ON H line and their periphery and service it if defective Refer to FLOW CHART NO 6 lt AL 12V 1 2 15 outputted gt Check D057 R062 and their periphery and service it if defective Check D014 C020 C021 L010 R070 and their periphery and service it if defective Refer to FLOW CHART NO 8 lt AL 5V 1 2 is not outputted gt Refer to FLOW CHART NO 5 lt P ON 15V is not outputted gt Refer to FLOW CHART NO 8 lt AL 5V 1 2 is not outputted gt Check Q056 Q059 D056 and their periphery and service it if defective HM457TR FLOW CHART 11 Are the contact point and the installation state of due Re install the key switches correctly or Yes Is the control voltage normally inputted into No Check the key switches and their periphery and Yes Check IC501 and their periphery and service it 1 2
68. inal JK102 1 9 7 Check the line between audio input terminal and each pin of IC451 and service it if defective 451 6 52PIN gt JK101 AUDIO IN1 AV1 451 8 757 AUDIO IN FRONT JK758 451 10 56PIN JK102 AUDIO IN2 AV2 451 4 0701 4PIN TUNER AUDIO Check the circuit of AL 5V 1 P ON 5V and P ON 9V and service it if defective Check the line between Pin 37 38 of 451 and Pin 71 72 of IC501 and service it if defective Replace 451 Check the line between Pin 65 67 of 451 and audio terminal JK102 and service it if defective HM457TR FLOW CHART 22 Hi Fi audio can not be recorded normally E E mode is normal No Is the Hi Fi COM signal outputted to Pin 26 of Replace 1 451 IC451 Yes Is the line between Pin 8 of CN253 and No Check the line between Pin 8 of CN253 and Pin 26 of 1 451 normal Pin 26 IC451 and service it if defective Yes the Cylinder Assembly FLOW CHART NO 23 Hi Fi audio can not be playbacked normally Hi Fi E E mode is normal Is the Playback Envelope signal outputted to No ee P ls the Hi Fi H SW signal inputted into to Pin 39 of 104517 Yes Yes No Replace IC451 Replace the Check the Hi Fi H SW line between Pin 39 of IC451 and Pin 19 of 501 and replace and service it if defective FLOW CHART NO 24 Audio can not be recorded normally in the linear audio mo
69. is set If not reset all timer programming 2 Turn the power off 3 Press the STOP EJECT button and CHANNEL button on the unit simultaneously for at least 2 seconds Upon completion of the initialization of the EEPROM mark on the display turns on light 4 Release the STOP EJECT button and CHANNEL button to complete this mode 1 7 1 HM4410INT FUNCTION INDICATOR SYMBOLS Note The following symbols will appear on the indicator panel to indicate the current mode or operation of the VCR On screen modes will also be momentarily displayed on the tv screen when you press the operation buttons Display panel PWR OO ON OFF REC PAUSE Blinks at 0 8Hz interval T REC OTR RA ON e T REC incomplete Blinks at 0 8Hz interval S INH condition All modes Blinks at 0 8Hz interval lighting mode All characters 1 8 1 HM4NOFIS screen Note OSD for mechanical error will be displayed for 5 sec after the mechanical error occurs Cause Indicator Active When reel or capstan mechanism is not a R is displayed on TV screen Refer to Fig 1 functioning correctly When tape loading mechanism is not a T is displayed on TV screen Refer to Fig 2 functioning correctly When cassette loading mechanism is is displayed on TV screen Refer to Fig 3 functioning correctly When the drum is not working properly a D is displayed
70. ive Is the video signal inputted to Pin 50 of IC501 Check the line between Pin 65 of IC301 and 50 of IC501 and service it if defective Yes No Is the video signal inputted to Pin 56 of IC301 Check the line between Pin 52 of IC501 and Pin 56 Ves of IC301 and service it if defective Are the video signals outputted to the specific output terminal Are the composite video signals outputted to the Check the periphery of JK101 from Pin 61 of IC301 VIDEO OUT terminal JK101 and service it if defective Are the composite video signals outputted to the Check the periphery of JK102 from Pin 63 of IC301 VIDEO OUT terminal JK102 and service it if defective 1 9 6 HM457TR FLOW CHART 21 Hi Fi E E audio does not operate normally Are the audio signals inputted to each pin of 451 451 6 1 1 451 8 AUDIO IN FRONT 451 10 56PIN 2 AV2 451 4 Yes Is the 5V voltage supplied to Pin 16 32 35 36 46 55 of No 451 and the voltage supplied to Pin 69 of 451 Yes Is the serial data and the clock signal supplied to No Pin 37 38 of 10451 Yes Is the audio signal outputted to Pin 65 67 No of IC451 Yes Are the audio signals outputted to the specific output terminal Are the audio signals outputted to the audio terminal JK101 Are the audio signals outputted to the audio term
71. ments unless the proper equipment is available 2 perform these alignment confirmation procedures make sure that the tracking control is set in the center position Press either CHANNEL v or CHANNEL 4 button on the remote control unit first then the PLAY button Front Panel only Test Equipment Required 1 Oscilloscope Dual trace with 10 1 probe V Range 0 001 50V Div DC AC 20MHz 2 Alignment Tape FL6A Head Switching Position Adjustment Purpose To determine the Head Switching position during playback Symptom of Misadjustment May cause Head Switching noise or vertical jitter in the picture Test point Mode input J23 V OUT VR501 PLAY TP502 RF SW Switching Point GND MAIN CBA Measurement FL6A Oscilloscope Connections of Measurement Equipment Oscilloscope 3423 GND 9 4 EXT Syncronize Trigger Point CH1 1 0H 0 5H 6 5H 1H 416 64 MES Switching Pulse Reference Notes Playback the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video output waveform is at the 6 55 1 416us 64us delayed position from the rising edge of the CH2 head switching pulse waveform 1 6 1 FEGVCREA HOW INITIALIZE THE VCR To put the program back at the factory default initialize the VCR as the following procedure 1 Make sure that no timer programming
72. mi conductors with your clothing lt Incorrect gt lt Correct gt Grounding Band Conductive Sheet or Copper Plate 1 3 4 VCHP SN PREPARATION FOR SERVICING How to Enter the Service Mode About Optical Sensors Caution An optical sensor system is used for the Tape Start and End Sensors on this equipment Carefully read and follow the instructions below Otherwise the unit may operate erratically What to do for preparation Insert a tape into the Deck Mechanism Assembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP507 S INH to GND This will stop the function of Tape Start Sensor Tape End Sensor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors are inactive do not run a tape all the way to the start or the end of the tape to avoid tape damage 1 4 1 457 5 CABINET DISASSEMBLY INSTRUCTIONS 1 Disassembly Flowchart This flowchart indicates the disassembly steps to gain access to items to be serviced When reassembling follow the steps in reverse order Bend route and dress the cables as they were originally 1 Top Case 2 Front Assembly 3 VCR Chassis Unit 4 Jack CBA 5 Deck Assembly 6 Main CBA 7 Shield Cylinder 8 Jack Board 2 Disassembly Method ID Loc Part Removal Note
73. nd Resistors are noted ELECTROLYTICCAP 00 5 CECIOIENWOZ6 with the following symbols ELECTROYTICOAP 1000 CEICMASDLIO2 C 40 25 0 5 1 ELECTROLYTIC 10004 76 6 2 4 410 EtECTROLYTICOAPA7OFOVMor CEIAMASDLATI _ 20 30 Z 80 20 __ ELECTROLYTIC 4701 10 105 ____ CEB471ENWO76__ CHIP CERAMIC CAP 1608 0 014F 50V or MCV CBA CAP 1608 X7R K 0 01uF 50V ELECTROWYTIOGARa7uFriovMH _ CETOMAVSLA7O_ OV GBA ETT _ CBA 7 77 ELECTROLYTIC 390 62 105 CEASSIENWO7E JACK CBA MCV C CHIP CERAMIC CAP 1608 K 047 50 SENSOR CBA 1VSA28864 1608 0 047uF 25V or CHD1EK30B473 CHIP CERAMIC CAP 1608 X7R K 0 047uF CHD4730YF069 50V CHIP CERAMIC CAP 1608 CH J 470pF 50V or OAP CHP 10 46 OEICMAVSLID OHPCERAMIC CAR T608 FZOiuFPSVor CHDIEZ30F104 OHP CERAMIC CAP 1609 CHDIOAOYFIO2 CHPCERAMICOAF Te05 FZ 0 uF 25V or OHDIEZSOFIO4 CAP 1608 CHDIOAOYFIO2 CAP CHIP CERAMIC 1608 Z 2
74. ng The correct part number is shown in the parts list and may be slightly different or amended since the drawings were prepared 2 To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Mode SP REC 5 Voltage indications for PLAY and REC modes on the schematics are as shown below PLAY mode Unit Volts 47 p ad N 2 5 The same voltage for both PLAY amp REC modes _ ndicates that the voltage is not consistent here 6 How to read converged lines 1 D3 L Distinction Area Line Number 1 to 3 digits Examples 1 71 03 means that line number 1 goes to the line number 1 of the area D3 2 1 1 means that line number 1 goes to the line number 1 of the area 7 Test Point Information D Indicates a test point with a jumper wire across a hole in the BOARD Used to indicate a test point with a component lead on foil side e Used to indicate a test point with no test pin Used to indicate a test point with a test pin 1 11 2 4575 Main 1 6 Schematic Diagram VIDEO SIGNAL a PB VIDEO SIGNAL a REC AUDIO SIGNAL PB AUDIO SIGNAL CAPSTAN 1 1 CN502 MOTOR P ONtSV 8524 8523 _ c EUNT i 16503 50 421
75. se Referenc Source Gate Drain 61 22 80 OUQDANADWOMASL 12 1 15 1 HM457LE EXPLODED VIEWS Cabinet 2B18 21011 5 See Electrical Parts List for parts with this mark Some Ref Numbers are not in sequence 2L011 re 5 4 172 d 1 8 7 nu MAR ANS _ 5 4 Gey ve 79 SN N NN NS 4 NL CN Jy s CBA MAIN A23 HM457CEX 1 16 1 Packing X20F X20E X20D X20C X20B X20A X1 Some Ref Numbers are not in sequence X4 1 16 2 HM457PEX MECHANICAL PARTS LIST PRODUCT SAFETY NOTE Products marked with a N have special characteristics important to safety Before replacing any of these components read carefully the product safety notice in this service manual Don t degrade the safety of the product through improper servicing NOTE Parts that are not assigned part numbers not available CASE U27 PAL BLACK HM214BD CHASSIS BLACK HM457ED AI RATING LABELHWASTED _ UBELSERALNOHEMODo BARCODELABELEWASED WARNNGLABELHGASED ci WAWNNGLABELIHMASED SCREW P TIGHT M3 10 WASHERHEAD SCREW P TIGHT 8 BIND HEAD GBJP3080 SCREW 5 HEAD BIND S TIGHT GBJS3050 SCREW P TIGHT 8 BIND HEAD GBCP3080 PACKING GIFTBOX
76. st disconnect the AC plug from the AC outlet Be sure to confirm the FAN motor has completely stopped when disconnecting the AC cord for termination processing is activated during inner P on immediately after turning Power off When reassembling be sure to use the original screws or specified screws listed in the parts list U31P ISP Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration Observe that screws parts and wires have been returned to their original positions Afterwards do the following tests and confirm the Chassis or Secondary Conductor specified values to verify compliance with safety standards Primary Circuit 1 Clearance Distance When replacing primary circuit components confirm specified clearance distance d and d between soldered terminals and between terminals and surrounding metallic parts See Fig 1 Table 1 Ratings for selected area AC Line Voltage Clearance Distance d d gt 3 2 mm d 6 0 mm d Note This table is unofficial and for reference only Be sure to confirm the precise values 2 Leakage Current Test Confirm the specified or lower leakage current between B earth ground power cord plug prongs and externally exposed accessible parts RF terminals o Exposed Accessible Part antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc
77. t lt SS 25 8 0 1N4005 F002 1001 10 1 250V BEAD LI 20004 1N4005 C003 2200P 250V 1 002 FA5640N CONTROL 008 47 35V 0002 MMBTSA 1504Y SWITCHING D009 3 2785 26 CAUTION The voltage for parts in hot circuit is measured using Fixed voltage or Auto voltage selectable power supply circuit is used in this unit hot GND as a common terminal If Main Fuse F002 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail Q057 KTA1281Y AT P 8067 8068 680 680 0058 MMBTRC 10255 2 C POW ON ON 1001 POWER TRANS 0054 KTC3875S Y RTK P 45V REG 0051 MMBTSA 1504Y SWITCHING R056 25 3 6 8K 0052 MMBTRC102SS SWITCHING 3 TR 0063 lt MMBTSA1504G CD 0064 10255 5 1504 SWt12V 8 0053 MMBTSC3875Y 49V REG 1 470 10V 5 15040 0054 1935 KTC3205 Y AT SWt5V H070 FCC32321ADTP 9 10255 2 2 0 Par P ON ON Q056 MMBTRA102SS SWITCHING 10052
78. the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these drawings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms 103 106 3 Resistor wattages are 1 4W or 1 6W unless otherwise specified 4 All capacitance values are indicated in 10 9 uF 5 All voltages are DC voltages unless otherwise specified 6 Electrical parts such as capacitors connectors diodes IC s transistors resistors switches and fuses are identified by four digits The first two digits are not shown for each component In each block of the diagram there is a note such as shown below to indicate these abbreviated two digits 1 11 1 4575 LIST OF CAUTION NOTES AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS THE FOLLOWING PAGES 1 CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE FUSE 2 CAUTION Fixed Voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse 2002 is blown first check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail 3 Note Do not use the part number shown on the drawings for orderi
79. weezers while applying the hot air Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat pack IC first apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 Release the flat pack IC from the CBA using tweezers Fig S 1 6 CAUTION 1 Flat shape may differ by models Use an appropriate hot air flat pack IC desoldering machine whose shape matches that of the Flat Pack IC Do not supply hot air to the chip parts around the pack IC for over 6 seconds because damage to the chip parts may occur Put masking tape around the flat pack IC to protect other parts from damage Fig S 1 2 VCHP SN 3 The flat pack IC on the CBA is affixed with glue so be careful not to break or damage the foil of each pin or the solder lands under the IC when removing it Hot air Flat Pack IC Desoldering Machine Masking Tape Tweezers Flat Pack IC a Fig S 1 2 With Soldering Iron 1 1 3 2 Using desoldering braid remove the solder from all pins of the flat When you use solder flux which is applied to all pins of the flat pack IC you can remove it easily Fig S 1 3 Desoldering Braid Flat Pack IC Soldering Fig S 1 3 Lift each lead of the flat pack IC upward one by one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use
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