Integra-DPC5_2-cd-sm 维修电路原理图.pdf

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1、DPC-5.2SERVICE MANUALSERVICE MANUALDVD CHANGERBlack modelMODEL DPC-5.2120V AC, 60HzBMDDRef. No. 3705Nov, 2001RC-472DVSchematic diagram & Printed circuit board view onlySAFETY-RELATED COMPONENT WARNING!THE MARK FOUND ON SOME COMPONENT PARTS INDICATES THE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.W

2、HEN REPLACING, BE SURE TO USE PARTS OF IDENTICAL DESIGNATION.MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMERRadioFans.CN 收音机爱 好者资料库DPC-5.2SERVICE NOTE1. Replacing the fuses

3、2. Safety-check out(Only U.S.A. model)After correcting the original service problem perform thefollowing safety check before releasing the set to the customerConnect the insulating-resistance tester between the plug ofpower supply cord and terminal GND on the back panel.Specifications: More than 10M

4、 ohm at 500VREF.NO.PART NO.DESCRIPTIONF1 2521592A-UL/T-237 This symbol located near the fuse indicates that thefuse used is show operating type, For continued protection againstfire hazard, replace with same type fuse , For fuse rating, refer to the marking adjust to the symbol. Ce symbole indique q

5、ue le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre. TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. DANGEROUS HIGH VOLTAGES ARE PRESENT IN

6、SIDE THE ENCLOSURE. DO NOT OPEN THE CABINET. REFER SERVICING TO QUALIFIED PERSONNEL ONLY. TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. POUR EVITER LES CHOCS ELECTRIQUE, INTRODUIRE LA LAME LA PLUS LARGE DA LA FICHE DANS LA BORNE CORRESPONDANTE DA LA PRISE ET POUSSER

7、 JUSQU AU FOND.WARNING :CAUTION :ATTENTION :The lightning flash with arrowhead symbol, within an equilateral triangle, isintended to alert the user to the presence of uninsulated dangerous voltagewithin the products enclosure that may be of sufficient magnitude to constitutea risk of electric shock

8、to persons.The exclamation point within an equilateral triangle is intended to alert the userto the presence of important operating and maintenance (servicing) instructionin the literature accompanying the appliance.1. Ground for the work-desk.Place a conductive sheet such as a sheet of copper (with

9、 impedance lower than 10Mohm) on the work-desk and place the set on the conductive sheet so that the chassis.2. Grounding for the test equipments and tools.Test equipments and toolings should be grounded in order that their ground level is the same the ground of the power source.3. Grounding for the

10、 human body.Be sure to put on a wrist-strap for grounding whose other end is grounded.Be particularly careful when the workers wear synthetic fiber clothes, or air is dry.4. Select a soldering iron that permits no leakage and have the tip of the iron well-grounded.5. Do not check the laser diode ter

11、minals with the probe of a circuit tester or oscilloscope.PRECAUTIONSLASER CAUTION Initialization of setup1. Press the DISC 4 and CDPLAY key to the same timing. The DISC 4 key is pushed previously. Then, light off the FL tube.2. Push the power RadioFans.CN 收音机爱 好者资料库DPC-5.2SPECIFICATIONSSpecificatio

12、ns and features are subject to change without notice.DVD ChangerPower supplyAC 120 V, 60 HzPower consumption20 WWeight15.0 lbsExternal dimensions17 1/8 x 5 1/16 x 16 15/16 (W/H/D)Signal systemNTSCFrequency range (digital audio)48 kHz sampling 4 Hz to 22 kHz96 kHz sampling 4 Hz to 42 kHzSignal-to-noi

13、se ratio (digital audio)More than 98 dBAudio dynamic range (digital audio)More than 95 dBHarmonic distortion (digital audio)Less than 0.005 %Wow and flutterBelow measurable levelOperating conditionsTemperature: 41 F to 95 F, Operation status: HorizontalOutputsVideo output1.0 V (p-p), 75 ohm , negati

14、ve sync., pin jack 1S-video output(Y) 1.0 V (p-p), 75 ohm , negative sync.(C) 0.286 V (p-p), 75 ohm , Mini DIN 4-pin 1Component video output(Y) 1.0 V (p-p), 75 ohm , negative sync., pin jack 1(PB)/(PR) 0.7 V (p-p), 75 ohm, pin jack 2Audio output (digital output Optical)Optical connecter 1Audio outpu

15、t (digital output Coaxial)0.5 V (p-p), 75 ohm , pin jack 1Audio output (analog output)2.0 V (rms), 320 ohm , pin jack (L, R) S2U2H50H52DPC-5.2DPC-5.2EXPLODEDVIEWCHASSISA1234BCDES5H1H13H4H3H2S2H43S2H5S4S5H7H8H10H12H21H47H47U2H15H14S2H20S2H22H49H48H47H22H23S2U3S2H44S2S2S6S3S6H45S2S1S2H47H41S2H46H27H24

16、U1H26H27S2H38S2H37H35S3H34S2H6F1CN01S3S3S6S4S4S2S2S2S2S2S2S2H26H26S2S1S1S2S2S6S2S2S2CC201CC202H52FL tubeH47H47H42S2H42S1S2U2U2H53S2S2H27HDPC-5.2EXPLODED VIEW PARTS LISTEXPLODED VIEW PARTS LISTNOPARTS No DESCRIPTIONH155221510Badge, DVDH255184480Drawer panelH355223420Clear plateH455204210Logo badge, I

17、NTEGRAH555186710HolderH655204250Standby buttonH755244620Power buttonH855184600ShaftH1055244670Button CD PLAYH1255164930FL HolderH1355204180Font panelH1455204260Button OPEN/CLOSEH1555244680Button, 9 KeysH2055236110Front chassisH2155201610Rubber spacer 14.5 x 14.5 x 22H2255125120LegH2355196510Sponge,

18、chassis 15 x 16 x 30H2455174580Bracket groundH2655186640Bracket, main boardH2755178960Spring, fingerH3555222240Power cordH3755204300Rear panelH3855174610Bracket R smallH4155186600Top coverH4355184690Power supply board unitH4455202510Shield coverH4555186670Bracket L frameH4655186680Bracket R frameH46

19、55174680Bracket roulette RH4755174550Cushion, 12 x 8 x 20H4855186620Main chassisH4955190690Rubber sheet, down loadH5055222010AC Inlet terminalH5255222020Bracket, AC inletH5355259110Cover, Standby buttonU155203110Main circuit PC board assyU255203100Display PC board assy ( Included Standby LED PCB +Co

20、nnection PCB + Open/ Close switch PCB +Inlet terminal PCB)U355203120Output terminal PC board assyU455186040Mechanism PC board assy (Included sensor PCB +roulette motor PCB)NOPARTS No DESCRIPTIONNOTE: THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WIT

21、H PART NUMBER SPECIFIEDDPC-5 2DPC 5.220710180 GEARM1820710180 GEARpp-DPC2DPC-5.2M1820710180GEARM18 20710180 GEAR pp-DPC-5.2BLOCK DIAGRAMA12345BCDEFGHIC201STI5519MPEGTVM MECHAF/E & MECHA+12V ANALOG VCC+8V ANALOG VCC-8V ANALOG VCC+5V DIGITAL VCC+3.3V DIGITAL VCC+8V MOTOR VCC+12V MOTOR VCC5V DISPLAYPOW

22、ER SUPPLY UNITAC120V 60HzRS-232 JACKCN701L-CH MIXDR-CH MIXDCVBS-VIDEOS-VIDEOJK804RCA 3VMUTEComponentVideo outputRS-232C connectorCOAXIALOPTICALDPC-5.2SCHEMATIC DIAGRAMOutput terminal PC boardA1234BCDEFrom Main PC boardFrom Main PC A12345BCDDPC-5.2SCHEMATICDIAGRAMTo Down load JIGTo Mecha. control PC

23、boardMain circuit PC boardFrom Display PC boardFrom Pick A12345BCDDPC-5.2To Down load JIGSCHEMATIC DIAGRAMGRID(00:11)Display circuit PC boardConnection boardStandby LED PC boardOpen/Close PC boardFrom Power supply unitDPC-5.2SCHEMATIC DIAGRAMA12345BCDEFGHMechanism circuit PC boardRoulette motor PC b

24、oardTo Mecha. control PC boardTo P003To Main control PC boardCN206DPC-5.2SCHEMATIC DIAGRAMA1234BCDEPower supply circuit PC boardMain circuit PC boardDVD Mecha.F/E PC boardB08Mechanism control PC boardDisplay circuit PC boardOPEN/ CLOSE switch PC boardMOTOROutput terminal PC boardConnection PC boardC

25、N904CP904Standby switch PC boardPower switchDPC-5.2PC BOARD CONNECTION DIAGRAMDPC-5.2A1234BCDEAC 120V 60HDPC-5.2PRINTED CIRCUIT BOARD PARTS LISTDisplay PC board assy (PART NO. 55203100)CIRCUIT NO.PART NO.DESCRIPTIONCIRCUIT NO.PART NO.DESCRIPTIONICsCapacitorsIC90155183040NRCXP82324C901203420603047uF,

26、+/-20%, 16V, ElectIC90255191090NRKIA7045C903-C905,20288040910.1uF, +80-0%,ChipTransistorC908,C911Q9015513318092DTC114YKAC9062025205030100uF,+/-20%, 6.3V, ElectRemote sensorC9072026862041470uF,+/-20%, 6.3V, ElectRM90155156010NRNJL63H38C90920268840301uF,+/-20%, 50V, ElectFL tubeSwitchesFL90155183030NR

27、HNA-12SM17SW901,SW903, 55145270NRDiodesSW905,SW907,D90470436540161N4148SW911,SW913,D90555125510NRLEDSW915,SW917,D9065517787088RB501V-40SW921,SW924,CoilsSW927,SW930,L901140393609122uH, ChipSW931L902,L90510328750910 ohm, ChipSpringL903,L90420538660914.7 ohm, ChipFINGE55178960Finger typeL909,L912,55126

28、67050ChokeL913,L914ResonatorX90155126140NR10MHzSocket ASCN90155191010NRCN90255182990NRCN90355199600NRCN904,551233202.0MM 5 MA STCN905CN90655199610NRSocketCP90355090070CPDPC-5.2PRINTED CIRCUIT BOARD PARTS LISTMAIN CIRCUIT PC BOARD ASSY (PART NO. 55203110)CIRCUIT NO.PART NO.DESCRIPTIONCIRCUIT NO.PART

29、NO.DESCRIPTIONICsCapacitorsIC20155130350NRSTI55, C201P,C204,C206,2026894030100uF, +/-20%,10V,Video processorC210,C221,C232,ElectIC20220940740NRM24C02WM,C311,C406 EEPROMC220B,C220C,2025267030470uF, +/-20%,10V,IC30155156290NRHY57V65162, C220G,C220Y,ElectDRAMC220R,C220SIC30255156030NRPCM1748 KE, C223B,

30、C223C,2025265030220uF, +/-20%,16V, D/A converterC223G,C223R,ElectIC30355128990NRBA4560F,C223S,C223Y Ope. Amp.C228-C230,202678303047uF, +/-20%,16V,IC40155177660NRSST39V,C301L,C301R,ElectFlash memoryC305L,C305R,IC50155133310NRM74HCU04MC306L,C306R,IC21P20361320NR7806AP, RegulatorC323TransistorsC2332026

31、86203047uF, +/-20%,6.3V,Q201-Q2032097046092KTC3875YC325 ElectQ220B,Q220C,5513869056KTN2907AC33120269180AM1uF, +/-20%,6.3V,Q220G,Q220R, ElectQ220S,Q220YC327150021303010uF, +/-20%,16V,Q221B,Q221C,5513871092KTD1304 ElectQ221G,Q221R,C5052026862030470uF, +/-20%,6.3V,Q221S,Q221Y ElectQ3015513318092DTC114Y

32、KAC302L,C302R10138620912200pF, +/-10%,Q301L,Q301R5503943091DTC323TK ChipQ302L,Q302R5513319092DTA114YKAC221B,C221C,10138670913300pF, +/-10%,CoilsC221G,C221R, ChipL201-L203,1404174091C221S,C221YL209,C501103750909120pF, +/-5%, ChipL204-L206,5512667050Choke, 1uFC215,C217,C218,20288040910.1uF, +80/-0%,L2

33、10,R415,C222B,C222C, ChipL501C222G,C222R,L2081032875091C222S,C222Y,L211,L3015512671050C225,C234,C235,L220B,L220C,1404175091Choke, 2.7uFC504L220G,L220R,C502,C503205065209122pF, +/-5%,L220S,L220Y ChipL3021404174091Choke, 2.2uFC321205065409110pF, +/-0.5pF,Resonator ChipX50155128980NRC237,C238,205065909

34、1100pF, +/-5%,C239,C240, ChipC241,C307L,C307RDPC-5.2PRINTED CIRCUIT BOARD PARTS LISTOUTPUT TERMINAL PC BOARD ASSY (PART NO. 55203120)CIRCUIT NO.PART NO.DESCRIPTIONICsIC70155197900NRuPD4721, RS-232IC80555164740NRGP1F32T, OpticalTransistorsQ8012097046092KTC3875YQ8022097048092KTA1504YCoilsL801,L802,551

35、2662050MT1, ChokeL803TerminalsJK80155164750XXCoaxial outJK80255175260XXRCA-2P outJK80355191220XXRCA-1P outJK80455149420XXComponent outSocketCN0155124610XX1.25mm 21PConnectorCN70167472300XXRS-232, 87204-606DiodeD71170436540161N4148CapacitorsC701-C703,20268840301uF, +20-80%, 50V, ElectC706,C707C705202

36、5205030100uF, +20-80%, 6.3V, ElectC802202678303047uF, +20-80%, 16V, ElectC820-C822,2026862030470uF, +20-80%, 6.3V, ElectC825C823,C8242025265030220uF, +20-80%, 16V, EPC-5.2PARTS LISTMechanism control PC board assy (PART NO. 55183130)CIRCUIT NO.PART NO.DESCRIPTIONICsIC001,IC00220656300NRLB1641DiodesD0

37、01,D00220414280011N5232B, 5.6V, ZenerPhoto diodesPI001-PI00320586840NRITR9606/F2PI00420556130NRGP2S28 20MCoilL00120265120NRLF 39U0H +10% 130MCapacitorsC001,C003804345907122pF,+/-5%, Ceramic (CH)C002,C00420246950AF0.1uF,+/-10%, CeramicC00520268030AM1000uF,+/-20%, 25V, ElectSocketP00320504010XX2.0MM 6

38、 MA STP02720713500NR 06187FP40655183020NRResistorsR001,R0025088295016100 ohm, +/-5%, 1/6WR003,R00420549430012.2 ohm, +/-5%, 1/2WDPC-5.2PRINTED CIRCUIT BOARD PARTS LISTMAIN CIRCUIT PC BOARD ASSY (PART NO. 55203110)CIRCUIT NO.PART NO.DESCRIPTIONCIRCUIT NO.PART NO.DESCRIPTIONDiodesC2162050668091470pF,

39、+/-5%, ChipD3015517107050UDZ 2.2 B, ZenerC303L,C303R2067807091330pF, +/-5%, ChipD30320496510911SS355C224B,C224C,2099397091390pF, +/-5%, ChipFlat cablesC224G,C224R,CC20155191150NR 19X 1.2C224S,C224Y,CC20255182940NR 19X 1.2C225B,C225C,Socket ASC225G,C225R,CN20155182960NRC225S,C225YCN20555182970NRC203,

40、C205,C209,10138960910.01uF +/-10%,ChipCN20755199620NRC220SocketC211-C214,205065409110pF +/-0.5pF, ChipCN206551234502.0MM 12 MA RC242-C245,CP201551246801.25MM 19 FEC328,C329CP20255125910NR1.0MM 15 FE SC322,C324,C3261013839091560pF +/-10pF, ChipCP20355125910NR1.0MM 15 FE SC404,C40510138550911000pF +/-

41、10%, ChipCP205551246001.25MM 19 FESpring55178960FDPC-5.2PANEL VIEWFL DISPLAYInserted disc indicatorsIndicate the type of current disc that is loaded.Play/Pause indicatorsIlluminate in play or pause mode.Parental Lock indicatorIlluminates in parental lock mode.TITLE indicatorIlluminates to indicate t

42、he current title number.RESUME indicatorIlluminates when the player is ready for resume playback.CHPTER/TRACK indicatorsIndicate display mode of the current chapter of DVD disc ortrack number of Video CD or CD.RANDOM indicatorIlluminates during random playback.REPEAT indicatorsIlluminate during repe

43、at playback.MEM. indicatorIlluminates during memory playback.PBC indicatorIlluminates when PBC is on for Video CD.INTRO indicatorIlluminates during intro-scan playback.Elapsed time indicatorsIndicate playing time.Search indicatorsIlluminate during search and slow playback mode.Disc number indicator/

44、CD indicatorDisc number indicators indicate the presence of a disc. CDindicator illuminates when the DVD Changer is in CD Playmode.Multifunction indicatorIndicates operating status, messages, etc.12345678910 DPC-5.2DPC-5.2PRINTED CIRCUIT BOARD VIEWA1234BCDEMain circuit boardTop pattern and top DPC-5

45、.2DPC-5.2PRINTED CIRCUIT BOARD VIEWA1234BCDEMain circuit boardBottom pattern and bottom DPC-5.2PRINTED CIRCUIT BOARD VIEWDPC-5.2A1234BCDECN701Output terminal PC boardComponent side viewSoldering side PRINTED CIRCUIT BOARD VIEWDPC-5.2Display circuit PC boardComponent side viewSoldering side viewA1234

46、BCDEP004DV-C503PRINTED CIRCUIT BOARD VIEWMechanism control PC boardRoulette motor PC boardComponent side viewJW15C005L001JW20D001C001D002JW10JW8IC002IC001JW18C002R003R004C003C004JW22JW14P003R002R001JW7JW3JW21JW6JW17JW13P406DV-C503Component side viewA1234BCDESoldering side viewComponent side viewOPEN

47、/CLOSESW930CP903Soldering side viewOpen/Close switch PC boardStandby switch PC boardConnection PC boardCN9041.RESET2.RxD3.TxD4.TV/AUX5.+5V6S1.RESET2.RxD3.TxD4.TV/AUX5.+5V6STo FRONTTo MPEGComponent side viewInlet PC boardDPC-5.2PRINTED CIRCUIT BOARD VIEWCDPC-5.2DISASSEMBLY PROCEDURERemove the roulett

48、e1. Pull out the tray.2. Stops in the position (cut deeply).3. Remove in the direction of arrow. 4. Reassembly is performed by 3 to 1.RouletteCut deepShort LandReplacement of DVD mechanismThe laser diode in the optical pickup block sosensitive to static electricity, surge current andetc.That the com

49、ponents are liable to be broken downor its reliability remarkable deteriorated.During repair, carefully take thefollowing precautions.Do not touch the opticalpickup object lens with thehands.1. Remove the top cover with six screws.2. Remove the tray.3. Remove the roulette assembly.4. Remove the roul

50、ette. (Roulette is removed as written below.)5. Solder the LD output lands on the DVD optical pickup. Please perform right photo to reference.6. Replace the pickup mechanism assembly etc. . After unsolder the laser diodes output lands. DPC-5.2Front sideDPC-5.2RC-472DV567891013222312242930UPCDV-C5032