JVC-XVN420-cd-sm 维修电路原理图.pdf

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1、SERVICE MANUALCOPYRIGHT 2006 Victor Company of Japan, LimitedNo.YD067B2006/2DVD PLAYERYD067B20062XV-N420BUJ2,XV-N422SAA2,XV-N422SAC2,XV-N422SAG2,XV-N422SAH2,XV-N422SAS2,XV-N422SAX2,XV-N422SKR2,XV-N422STW2,XV-N422SUA2,XV-N422SUM2TABLE OF CONTENTS1PRECAUTION. . . . . . . . . . . . . . . . . . . . . .

2、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-42SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-43DISASSEMBLY . . . . . . . . . . . . . . . . . . . . .

3、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-44ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-45TROUBLESHOOTING . . . . . . . . . .

4、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4XV-N420BUJ2C,XV-N422SAA2C,XV-N422SAC2C,XV-N422SAG2C,XV-N422SAH2C,XV-N422SAS2CXV-N422SAX2C,XV-N422SKR2C,XV-N422STW2C,XV-N422SUA2C,XV-N422SUM2CV I D E OOPEN/CLOSELISTSET UPCLEAR SLOW+DISP

5、LAY ON SCREENENTERSTANDBY/ONVFPI/PCANCELRETURNSOUNDEFFECTTITLE/GROUPDIMMERAUDIOSUBTITLEANGLESLIDE EFFECTZOOM1234567890THUMBNAIL/TOPMENUMENUNEXTPREVIOUSSELECTArea Suffix (XV-N420B)UJ - U.S.A MilitalyArea Suffix (XV-N422S)AA - AustraliaAC - ChinaAG - Universal AsiaAH - Hong KongAS - Saudi ArabiaAX - M

6、iddle EastKR - KoreaTW - TaiwanUA - ArgentinaUM - Latin AmericaExcept ver.UJThis model is a model to which Pick up of XV-N420B,XV-N422S that has alreadybeen put on the market and Circumference circuit of pick up are changed. Please see page 1-3 for details.RadioFans.CN 收音机爱 好者资料库1-2 (No.YD067B)SPECI

7、FICATION Manufactured under license from Dolby Laboratories. “Dolby” and the double-D symbol are trademarks of Dolby Laboratories. “DTS” and “DTS Digital Out” are trademarks of Digital Theater Systems, Inc. “Official DivX CertifiedTM product”“Plays DivXR 5, DivXR 4, DivXR 3, and DivXR VOD video cont

8、ent (in compliance with DivX CertifiedTM technical requirements)” “Di-vX, DivX Certified, and associated logos are trademarks of DivXNetworks, Inc. and are used under license.” This product incorporates copyright protection technology that is protected by U.S. patents and other intellectual property

9、 rights. Useof this copyright protection technology must be authorized by Macrovision, and is intended for home and other limited viewing usesonly unless otherwise authorized by Macrovision. Reverse engineering or disassembly is prohibited. “CONSUMERS SHOULD NOTE THAT NOT ALL HIGH DEFINITION TELEVIS

10、ION SETS ARE FULLY COMPATIBLE WITH THISPRODUCT AND MAY CAUSE ARTIFACTS TO BE DISPLAYED IN THE PICTURE. IN CASE OF 525 OR 625 PROGRESSIVESCAN PICTURE PROBLEMS, IT IS RECOMMENDED THAT THE USER SWITCH THE CONNECTION TO THE “STANDARDDEFINITION” OUTPUT. IF THERE ARE QUESTIONS REGARDING OUR TV SET COMPATI

11、BILITY WITH THIS MODEL 525pAND 625p DVD PLAYER, PLEASE CONTACT OUR CUSTOMER SERVICE CENTER.”XV-N420SUJ2XV-N422SAA2,XV-N422SAC2,XV-N422SAG2,XV-N422SAH2,XV-N422SAS2,XV-N422SAX2,XV-N422STW2,XV-N422SUA2,XV-N422SUM2XV-N422SKR2GeneralReadable discsDVD VIDEO, DVD-R (Video for-mat), DVD-RW (Video format),SV

12、CD, Video CD, Audio CD (CD-DA), CD-R/RW (CD-DA, SVCD,Video CD, MP3/WMA format,JPEG) DVD VIDEO, DVD-R (Video format), DVD-RW (Video format), SVCD,Video CD, Audio CD (CD-DA), CD-R/RW (CD-DA, SVCD, Video CD,MP3/WMA format, JPEG, DivX) Video formatNTSC, 480i/480p selectable NTSC : 525i/525pPAL : 625i/62

13、5pOtherPower requirementsAC 110V - 240 V, 50 Hz/60 Hz (Only for the Australia model: AC 220 V - 240 V,50Hz)AC 220V , 60 Hz Power consumption11.0 W (POWER ON), 1.0 W (STANDBY mode) Mass1.5 kg Dimensions (W H D)435mm 44mm 203.5 mmVideo outputsCOMPONENT (pin jacks) Y Output: 1.0 Vp-p (75 )Pb/Pr Output:

14、 0.7Vp-p (75 )VIDEO (pin jack)1.0 Vp-p (75 )S-VIDEO (S jacks)Y Output: 1.0 Vp-p (75 )C Output: 286mVp-p (75 )Horizontal resolution500 lines or moreAudio outputsANALOG OUT (pin jack)2.0 Vrms (10 k)DIGITAL OUT (COAXIAL) 0.5 Vp-p (75 termination)Audio characteristicsFrequency responseCD (sampling frequ

15、ency 44.1 kHz):2 Hz to 20 kHzDVD (sampling frequency 48 kHz):2 Hz to 22 kHz(4 Hz to 20 kHz for DTS and Dolby Digital bitstream signals)DVD (sampling frequency 96 kHz):2 Hz to 44 kHzWow and flutterUnmeasurable (less than +- 0.002%)Total harmonic distortionless than 0.009%RadioFans.CN 收音机爱 好者资料库(No.YD

16、067B)1-3For this service manualThis model is a model to which Pick up of XV-N420B,XV-N422S that has already been put on themarket and Circumference circuit of pick up are changed.The circumference circuit of pick up and pick up is different from the model to whom the label is notpasted by the same m

17、odel name, and use this manual, please. Please already refer to the issued service manual when the label is not pasted.The already published service manual* ISSUE No.YD067 2005/5 XV-N420B, XV-N422S for AsiaorOutside of rear panelInside of rear panelUsed only service dealerPlease refer to service man

18、ual of an applicable model MK2.GN30080-001A0786insideThe position of the label might be somewhat different. 1-4 (No.YD067B)SECTION 1PRECAUTIONPlease refer to XV-N420B, XV-N422S for Asia (issue number : YD067) about this section.SECTION 2SPECIFIC SERVICE INSTRUCTIONSPlease refer to XV-N420B, XV-N422S

19、 for US,UC (issue number : YD054) about this section.SECTION 3DISASSEMBLYPlease refer to XV-N420B, XV-N422S for US,UC (issue number : YD054) about this section.SECTION 4ADJUSTMENTPlease refer to XV-N420B, XV-N422S for US,UC (issue number : YD054) about this section.SECTION 5TROUBLESHOOTINGPlease ref

20、er to XV-N420B, XV-N422S for US,UC (issue number : YD054) about this section.(No.YD067B)1-5(No.YD067B)DIGITAL VIDEO STORAGE CATEGORY 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, JapanVictor Company of Japan, LimitedVPTPrinted in JapanSCHEMATIC DIAGRAMSDVD PLAYERNo.Y

21、D067BSCH2006/2COPYRIGHT 2006 Victor Company of Japan, LimitedXV-N420BUJ2,XV-N422SAA2,XV-N422SAC2,XV-N422SAG2,XV-N422SAH2,XV-N422SAS2,XV-N422SAX2,XV-N422SKR2,XV-N422STW2,XV-N422SUA2,XV-N422SUM2CD-ROM No.SML200602XV-N420BUJ2C,XV-N422SAA2C,XV-N422SAC2C,XV-N422SAG2C,XV-N422SAH2C,XV-N422SAS2CXV-N422SAX2C

22、,XV-N422SKR2C,XV-N422STW2C,XV-N422SUA2C,XV-N422SUM2CV I D E OOPEN/CLOSELISTSET UPCLEAR SLOW+DISPLAY ON SCREENENTERSTANDBY/ONVFPI/PCANCELRETURNSOUNDEFFECTTITLE/GROUPDIMMERAUDIOSUBTITLEANGLESLIDE EFFECTZOOM1234567890THUMBNAIL/TOPMENUMENUNEXTPREVIOUSSELECTArea Suffix (XV-N420B)UJ - U.S.A MilitalyArea S

23、uffix (XV-N422S)AA - AustraliaAC - ChinaAG - Universal AsiaAH - Hong KongAS - Saudi ArabiaAX - Middle EastKR - KoreaTW - TaiwanUA - ArgentinaUM - Latin AmericaExcept ver.UJThis model is a model to which Pick up of XV-N420B,XV-N422S that has alreadybeen put on the market and Circumference circuit of

24、pick up are changed. Please see page 1-3 for details.!CHARTS AND DIAGRAMSNOTES OF SCHEMATIC DIAGRAMSafety precautionsThe Components indentified by the symbolarecritical for safety. For continued safety, replace safetycritical components only with manufacturers recom-mended parts.1. Units of componen

25、ts on the schematic diagramUnless otherwise specified.1) All resistance values are in ohm. 1/6 W, 1/8 W (refer toparts list).Chip resistors are 1/16 W.K: K(1000), M: M (1000K)2) All capacitance values are in F, (P: PF).3) All inductance values are in H, (m: mH).4) All diodes are 1SS133, MA165 or 1N4

26、148M (refer to partslist).2. Indications of control voltageAUX : Active at high.AUX or AUX(L) : Active at low.3. Interpreting Connector indicationsNote: If the voltages are not indicated on the schematicdiagram, refer to the voltage charts.1232.5(5.0)1.8PB and REC modes(Voltage of PB and REC modesar

27、e the same)PB modeREC mode4. Voltage measurement1) Regulator (DC/DC CONV) circuitsREC : Colour bar signal.PB : Alignment tape (Colour bar).: Unmeasurable or unnecessary to measure.2) Indication on schematic diagramVoltage indications for REC and PB mode on the sche-matic diagram are as shown below.6

28、. Indication of the parts for adjustmentsThe parts for the adjustments are surrounded with the circleas shown below.7. Indication of the parts not mounted on the circuit board“OPEN” is indicated by the parts not mounted on the circuitboard.R216OPEN1231231231423Removable connectorWire soldered direct

29、ly on boardNon-removable Board connectorBoard to BoardConnected pattern on boardThe arrows indicate signal pathNote: The Parts Number, value and rated voltage etc. in the Schematic Diagram are for references only. When replacing the parts, refer to the Parts List. A12345BCDEFGFEP(Front end processor

30、) IC1014CH DriverIC201SODC(Super optical disc controller)andAV DecoderIC301CN101A B C D E F RFCDPD DVDPDSVREFT+ T-F+ F-FODRVTRDRVTRSDRVOPENFG SPDRVRPBCAMPSTBYDFCTBSUMFE CEMINTRSCLKSDATASDENINB INTESPDIFAOUTL-AOUTR-YOUTCb/PbCr/PrCOUTC/Cv/YAVC64M SDRAMIC302Loading motorTray switchS1Tray illuminationD1

31、 D2Flash ROMIC303CN302FROMPick-upUnitFROMSpindle motorassemblyCN201CN202WOUTVOUTUOUTCOMFM+FM-LM+LM-CLOSESW OPENSWTRVSWREMOFLDINCLKSTBSTBYX301LA0 to LA20LWRL LOELCS3 LD0 to LD7VID_XOVID_XIJ602J601S-VIDEO outputCoaxial digitaloutputComponentvideo outputCompositevideo outputAnalogaudio outputCSPDIFAVCJ

32、901AUDIOL/RYYPbPrPbOUTPrOUTC/Cv/YL702L706L730L709L701OP.AmplifierIC701AOUTL+/- AOUTR+/-Block diagramCN501FL DisplayDI501FL Display driverIC501Remote controllerIC502F+ F-K1 K2 SG1 to SG4 -VDISP STB FLDIN CLKGR1 to GR7SG1 to SG9REMOL707IC704AC INLine filterL901AC-DCD903PowertransformerT901Switchingreg

33、ulatorIC901AC-DCD906C909AC-DCD952,C982AC-DCD955,C954,L952AC-DCD953,C983,L951AC-DCD954,C955,L953AC-DCD956,L954,C957,C985AC-DCD957,L955,C956,C966FEED BACKPC901AC-DCD951,C950Q9512CH DACIC403Operation switchS501 to S508-VDISP+12V-12VCN901CN902CN903B5.7VM9VB3.3VF-STBYF+K1,K2SG1 to SG4B3.3VREMOFLDINCLKSTB

34、Q952CN905CN303CN301AOUTL+ AOUTR+AVCOMPULINKCN503CN1CN42-12-2A12345BCDEFGSHEET 1gns10037001a1_rev0R102IC101CN302R103C325IC201C402IC401C329C314IC302R139C405C324CN201C326C423C365C401C127C370C375R361R311C262CN310C422R104C965C108K101TP151C261C260C203C353C274C273C264C204C205R206R204C374Q302R213C211C275K37

35、1C978C113TP312R207C206TP310TP311K372C141C140C102K373Q103K374C173IC301TP301R101K375K376K377C101C311TP308K378C103C385TP307TP346TP306C358TP153R399C327C312TP302TP303C961C322C392K307CN303C143TP56C323C373C349TP305C313C943C344C315TP100TP304C971C355R403C380C328TP309C350C343R137C144C149R402Q131Q132TP150R136C

36、330C342R135R134C369C146C332C333CN101R138R132C381C182C341C277C112R271C181R175C111K333C334C110C109C122R273D271R174R126C339K332R130R217Q130IC403R351C331C336R412R413C337R414R415R352R417C382R418R419R420C421TP47TP48C352C403C321CN404C145R215R384C208TP49R404TP50K306C363C364TP93C209IC304Q301C371D301C372R360C

37、376C377R216C131C379R362R363R385R421C132C133 C134C135 C136R367R371R372R373R374R375R376R377CN202K102K103R307TP132TP131R378R379C340C391R125IC961TP94C153C152C154C155C156C915R317R318R320C406CN301R321R142Q101Q102R107R106R110C106R109C107R105R108C318C115C119C121C362C118C125C129C116C126C180C123R336C117C120C1

38、30C128C114C366R365K304R350C124R393R251R252C263C217C271C272R219C256C290R221R214C251C257C258C259C210R220R205R275R291R140R141C104R112C183TP16TP18C367TP19K303R342C368R322TP20TP21TP22TP23K331R347R301R334R308K321IC303R316X301R312R332R343C440TP1R345TP2C351C317C305R348R339R338R341R344R346R337R349R333TP3TP4C

39、304C306C307TP5C148TP6TP11TP7TP8TP9R326C308C147C309R381TP10TP55R340TP24TP14TP15C105C137R133R111C319C357C320C201C335R274R127K305R128R391R394R392R395C418C417R315R131K401R423R406K311C151R383C202R208R209R225R212C207R211R327C361R114R113R118R117R116R115R255R355R356R357R358TP97R330TP98R366R422R329R328R335C1

40、38D103D102R124R331C913C912C914C916R314R319C310R210100ES6602QGF1016F2-23WNI0.1LA6502-X0.1/16RT9164A-PG-X0.10.1K4S641632H-UC750.13.3KB1.8VM9V0.1/16NIQGF1007C2-08XD3.3V0.1D5V0470p100/40.22B3.3V0.1DGND0.014.7KDGND330.022NI0.110K0.1NINQR0022-005X0.0220.022NIB5.7V470PDGND560PM9VAGND560PB5.7VNI0.1120P62K22

41、K0.01NI10K0.022NINQR0360-002X0.1MGND100P47KNINQR0251-001X680P680P0.1NQR0360-002XNINQR0251-001X47/6.3B3.3VES6820FFDGND100NQR0251-001XNQR0251-001XNQR0251-001X0.10.1NINQR0251-001XB3.3V0.10.10.1/16NID5V0.10.1DGND1.012PNI0D3.3VQGF1045F1-07XNI12P0.10.1/160.1147/4NAX0770-001X0.1D3.3V0.11.0NIDGNDNI0.10.10.1

42、0.1/16D3.3VNI1000P1000P10NINIDGND33NI0.1333333P470P33P33PDGND470PNIQGF0536C1-24W3.3K3.3K0.110.0330.1NIB3.3V680P36K0.0330680PNQR0251-001X0.1680P680P0.1NI3.3K1SS355-X0NI100/4NQR0251-001XB5.7VNI4.7KNIMGNDD3.3VAK4385ET-XNID5VB1.8VB3.3V0.10.1DGND4704700.1470470NI330.13333D5V100470PDGND0.1AGND47/4DGND1000

43、PNIB5.7VB3.3VDGNDDGNDNININININIDGNDNINQR0502-001X0.10.1NINIB3.3VDGNDDGNDUN2214-X330P1SS355-XNI3900.10.1DGNDNI470pNINININI120NINININININI1KNI1KNI1KNI1KB3.3VDGNDQGF1007C2-05X004.7KNINI0.1DGND470p0MM1688BHBE-X0.10.10.10.10.10.1NINI4.7K0.1QGF1045F1-13XNI02SB1424/R/-W2SB1424/R/-W010047/6.31047/6.333K33K0

44、.10.010.047470p0.10.1/168200P0.0147/41000P47/6.30.10.018200P160P4700P470p1K1000.1/16NI0.472.2NI0.1560P560P15K0.10.0156.8K8.2K0.470.010.0150.015115K5.1K22K10K4.7K4.7KNI4.7K470p100470pNINQR0251-001X1004.7K39KNQR0502-001XMBM29LV160TE70NI100K100220/6.31000.1NI100100100100100100NININI82NINI1K100NI1000P01

45、2K0.147/40.110K15KNQR0502-001X15K4.7KNI4.7K4.7K220/6.30.1NININQR0502-001X3.3K0NI1000PNI10K10K6.8K10K2200P18K82470p111001001K1K20KNINININI68NI7568821000P1SS355-X1SS355-XNI3600.10.10.10.11KNI0.1NISTBYLM+LM-OPENLCS3LCS3AVCCESPDRVD5VREMORGBFODRVAOUTR-2TSD0LA17LA0AOUTLAOUTRTRDRVMUTEYOUTS1STBYLCS2DABCERFL

46、CS2LCS2TRSDRVFS1RGBAVCMUTEAOUTR+DBAD5VCDACDENACb/PbC/Cv/YCr/PrCOUTCOMSDENSDATABSUMDFCTSPDIFTRDRVBLANKINGAOUTL+SVREFTEBCUOUTAMPSTBYAMPSTBYFGCLOSESWTRVSWOPENSWLA1F-T+DB14FLDINCLKMINTRLA11STBRFLWRLLFM+FM-WOUTVOUTCOMDACCSDCLKDCOTICLKSTBFLDINBLANKINGSVREFTRVSWCLOSESWOPENSWSCLKLA18MCLKTBCKTSD0DB15LRCLKLA8

47、AOUTL+LA3LA0AOUTR+LD2RESETDACCSDCLKDCOTIFERPBCLA16LA15LA14TEBCINBINLA0LA1LA2LA3INBINTELA4LOELD0LD1LA5LA6LD3LD4LD5LD6LD7LCS3LA7LA8LA9LA10LA11LA17LA2LA12LA4LA5LA6LA7LA13LA14LA15LA19LWRLLLA21LA20LA9LA10LA16LA12LA13LA14LA15LA16LA17LA18LA19LA13LA12LA11LA10LA9LA20LA21RESETLD0LA19LA18LA8LA7LD1LD2LD3LD4LD5L

48、D6LD7LD7LD6LOELD5LD4LD3LD2LD1LCS3LD0LOELWRLLRESETLA6F+T-LA5LA1SCLSDASPDIFLA2LA3LA4LA20SPDIFTSD0TSD1AOUTLCEOPENLM+FGDFCTSVREFAOUTR-2TRSDRVT+T-F-F+FM+RFDCFM-FELM-WOUTVOUTUOUTLDONJRPBCRFODINDIPMIRRFODRVAOUTRDB12DB11AOUTLDB10DB9DB8DB0/RAS1MA4MA5MA6MA8MA9DB1MA3MA2MA1MA0MA10MA11/RAS2DB2/CS0/WEDB3MCLK/CASD

49、B4DB5/DOETSD0DB6TSD1SDENMA7SDATA/RAS0SCLKTEDQMDB7DB13MIRRMA4FEDQM/WE/CASBSUMLDONJDACDENA/RAS0/CS0/RAS1MA10MA0MA1MA2MA3DB4DB15DB14DB13DB12DB11DB10DB9DB8MINTR/RAS2SPDRVCb/PbCr/PrYOUTC/Cv/YCOUTMA11MA9MA8MA7MA6MA5/DOEDB0DB1DB2DB3DB5DB6DB7Standard schematic diagrams Servo control sectionTo pick-upunitTo

50、spindlemotorassemblyTO CN1SHEET 3TO CN901SHEET 2Not useTO CN902SHEET 2TO CN905SHEET 2Refer to the U in a table2-32-4A12345BCDEFGCN905C917C918Q760R756R790CN904C755CN901CN902K901J901C989R965C730L960R964R735C729R734R738C742J601J602C991C743R737C731C756S501D504D505D506D507L952R905C903C904C902L955FC901C90