Kenwood-DPC492-dm-sm 维修电路原理图.pdf

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1、FormatSystem . Compact disc digital audio systemLaser . Semiconductor laserAudioFrequency response . 20 Hz to 20 kHz, 3 dBPHONES output level (16, 1 kHz ).10 mW + 10 mWLine output/impedance. 0.6 Vrms/1 kPower supplyExternal DC supply . 4.5V to 6 V DCRechargeable batteries (NB-88) x 2 or 4 .DC 2.4 VC

2、ommercially-available alkaline batteries (LR6/AA) x 2 or 4.DC 3 VBattery life (continuous repeat playback)(Figures inside parentheses show the performance when the D.A.S.C. is ON.)Commercially-available alkaline batteries (LR6/AA) x 2 .Approx. 10 (8) Hours (DPC-391/492)Commercially-available alkalin

3、e batteries (LR6/AA) x 2 .Approx. 10 Hours (DPC-191)Commercially-available alkaline batteries (LR6/AA) x 4 .Approx. 22 (17.5) Hours (DPC-391/492)Commercially-available alkaline batteries (LR6/AA) x 4 .Approx. 22 Hours (DPC-191)Rechargeable batteries (NB-88) x 2 .Approx. 4 (3) Hours (DPC-391/492)Rech

4、argeable batteries (NB-88) x 2. Approx. 4 Hours (DPC-191)Rechargeable batteries (NB-88) x 4 .Approx. 9 (6) Hours (DPC-391/492)Rechargeable batteries (NB-88) x 4. Approx. 9 Hours (DPC-191)Dimensions (W x H x D) .138 mm x 30 mm x 157 mm(5 - 7/16 x 1 - 3/16 x 6 - 3/16)Weight (net).270 g (9.5 oz)Note:KE

5、NWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.VOLUME PHONESLINE OUTDC-INREPEATP.MODEOPENPORTABLE CD PLAYERDPC-191/391/492SERVICE MANUAL 1998-5/B51-5427-00 (K/K) 2664Display lens(B10-3429-08)Inner display lens(B10-2417-0

6、8)CD door *(A52-)Top cabinet *(A02-)DC jack(E03-0356-08)Line out jack(E11-0354-08)Phone jack(E11-0372-08)Variable resistor(R31-0086-08)Knob (K27-2316-08)Knob (K27-2317-08)Knob(K27-2315-08)Knob (K27-2319-08)Knob (K27-2318-08)* Refer to parts list on page 12.In compliance with Federal Regulations, fol

7、lowing are reproduc-tions of labels on, or inside the product relating to laser productsafety.KENWOOD-Corp. certifies this equipment conforms to DHHSRegulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.SPECI

8、FICATIONSDPC-191 98.11.30 3:25 PM y W 2RadioFans.CN 收音机爱 好者资料库2CONTENTS / ACCESSORIESDPC-191/391/492DPC-391ContentsCONTENTS / ACCESSORIES.2CIRCUIT DESCRIPTION.3PC BOARD.5SCHEMATIC DIAGRAM.7EXPLODED VIEW.11PARTS LIST .12SPECIFICATIONS.Top coverModel feature listKPETMM2XKPKPXLINE OUTREMOTE TERMINALDAS

9、C KNOBB.B KNOBB.BOOST P.MODE (TACT SW)P.MODE (TACT SW)DPC-191DPC-492AccessoriesAC adapter .(1)(W08-0657-08) : K1,K3,K4,P1,P3,P4(W08-0658-08) : E(W08-0675-08) : MInnerphone(LONG).(1)(W01-0925-05) : E, MAC plug adapter.(1)(E03-0115-05) : MRechargeable battery .(1)(W09-1240-05) : MCar battery adapter.(

10、1)(W01-0921-05) : DPC-492(K4,P4)Car cassette adapter .(1)(W01-0922-05) : DPC-492(K4,P4)Headphone.(1)(W01-0924-05) : K1,K3,P1,P3(W01-0943-05) : K4,P4MMODELFEATUREDPC-191 98.11.30 3:25 PM y W 3RadioFans.CN 收音机爱 好者资料库3DPC-191/391/492DCIRCUIT DESCRIPTION1. Microprocessor : (MN171603 HFJ1)11 Pin descript

11、ionPin No.Pin nameI/OFunction descriptionActive1, 2INOT USED3AVSSGND4BBSOBBS CONTROL SIGNAL OUTPUTON = H5DATAOREMOTE CONTROL SIGNAL OUTPUT6, 7NOT USED8KEYIKEY INPUT9HOLDIHOLD ON/OFF CONTROLON = H10ESPIESP ON/OFF CONTROLON = L11LOW BATTERYIBATTERY VOLTAGE DETECTIONLOW BATT. = H12AVDDSUPPLY VOLTAGE131

12、5VLC1VLC3LCD DRIVER BIAS CONTROL1619COM1COM4OLCD COMMON SIGNAL OUTPUT (COMMON14)2033SEG0SEG13OLCD SEGMENT SIGNAL OUTPUT (SEG0SEG13)34, 35SEG14, 15ONOT USED36MODE-MIMEMORY SELECT4M = H OTHER = L37D-CNTINOT USEDOUT = H (ESP OFF)38MODE-AIUSE CUE/REV MODE39MODE-BINOT USED40STDBYONOT USED4144NOT USED45DO

13、OR OPENIDOOR SWITCH DETECTIONOPEN = H46PSETIPICKUP INITIAL POSITION47BTCHKIBATT. VOLTAGE DIRECTION. 4851INOT USED52POWEROPOWER SUPPLY CONTROL.53BATOBATTERY CONTROL OUTPUTCHARGING = H54D MUTEOMUTE CONTROL ON = H55SBCKOSUB CODE READ TIMING CLOCK FOR MN662740RE56FCLKIFRAME CLOCK SIGNAL from MN662740RE5

14、7FLAGIFLAG SIGNAL INPUT from MN662740RE58IPFLAGICORRECTION = H59IGND60STATISTATUS SIGNAL from DSP61SENSEISENSITIVE SIGNAL from DSP62TLOCKITRACKING SERVOIN = L63FLOCKIFOCUSING SERVOIN = L64MCLKOCOMMAND CLOCK for MN662740RE65MDATAOCOMMAND DATA for MN662740RE66MLDOCOMMAND DATA LATCH (LOAD) for MN662740

15、RE67ONOT USED68RSTISYSTEM RESET INPUT69X1IGND70X2ONOT USED71VssGND72ONOT USED73SMCKIEXTERNAL SYSTEM CLOCK = 4.2336MHzDPC-191 98.11.30 3:25 PM y W 44DPC-191/391/492CIRCUIT DESCRIPTIONPin No.Pin nameI/OFunction descriptionActive74VDDSUPPLY VOLTAGE (ESP ON = 4.2V / OFF = 3.2V)75LRSTORESET SIGNAL for MN

16、662740RE, SM5859AF76SQCKOSUBQ READ TIMING CLOCK to MN662740RE77SUBQISUBQ DATA from MN 662740RE78ONOT USED79YMLDOCOMMAND DATA LATCH (LOAD) for SM5859AF80YMCLKOCOMMAND CLOCK for SM5859AF81ZSENSEISENSITIVE SIGNAL from SM5859AF82YMDATAOCOMMAND DATA for SM5859AF83BLKCKISUBQ READ REQUEST SIGNAL IN.84IGND1

17、-2 Voltage of pin No. 8 (IC3) / Key function.KEYVKey of unit (Remocon)0.00PLAY/PAUSE (6)0.75STOP (7)1.00UP ()1.23B. BOOST / P. MODE1.43DOWN (4)1.69REPEAT2.13MUTE (Only Remocon)2.55KEY OFF3.01-3 Microprocessor periphery block diagramIC5 SHOCKPLOOFSM5859AFIC6DRAMMN171603HFJ1AN8819NFB-MEXCEPT FOR DPC-1

18、91(KSM-542AAA)/ / / / / / /FROM IC4 (Rch)J105LINE OUTJ102RchLchH. P JACKNJM2073MVOLUMEJ103REMOTEDPC-191 (M2 TYPE)DPC-391 (M TYPE)LMT.SWAN8806SBLchIC7DPC-191 98.11.30 3:25 PM y W 5ACEGIBDFHJ2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)(F

19、oil side view)56DPC-191(K) PCB/SD-4P( 98.11.30 4:34 PM y W 2ABDFHJCEGI2135746()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()XX0V0V2221201918171615141312343536373839404

20、1424344TRV STOPIN TVPCIN SPLDONIN TRIN FOVREFDRVCCAVDDCRIPTBRESETMRSTEMPCLKSTARTPOWERCTPWMCCOMPOCCMP123242526272829303132331110987654321TR-TR+FO-FO+PGNDRGNDSP+SP-TV+TV-VOSVCCVSENBSELSPROSGNDDRGNDINFBOUTDEDPVCC20191817161514131211109876543214142434445464748495051525354555657585960PMCKSMCKRSTSTATD MUT

21、ESUBQSQCKBLKCKTLOCKFLOCKSENSEMLDMDATAMCLKTXDVSS1DVDD1SRDATALRCKBCLKTESPLAYWVELARFIREFDRFDSLFPLLFVCOFAVDD2AVSS2EFHPCKTOFSSUBCSBCKVSSX1X2VDD21222324252627282930313233343536373839408079787776757473727170696867666564636261TRVTVDPCECMECSKICKTRDFODVREFFBALTBALFETERFENVV DETOFTTRCRSRF DETBOOLDONSSELMSELPSE

22、LCSELRSELOUTRAVSS1OUTLAVDD1TESTIOSELRESYDEMPHCRGCLVSFLAGIPFLAGFCLKCLDCKBYTCK2120194344SEG1SEG0COM4NEXT222324252627282930313233343536373839404142SEG2SEG3SEG4SEG5SEG6SEG7SEG8SEG9SEG10SEG11SEG12SEG13SEG14SEG15MODE MD CNTMODE AMODE BSTDBY1234567891013151412111512141311107986524312120191716V DETC SBAT16O

23、FTALD OFF131415BDOTEBPFC SBDOCAOSS101112C FNVC EVTE-TEOUTARFFE OUT47FBALRF INC AGC9FE-RF OUT8TBALPDERVCCRF_6PDFRLDP5PDELDON3PDFPDLD2PDACPDBO1212322242527263330282931323435361817NRF DETVREFGNDENV1920R4A 33KR5A 33KR99A 150KR6A 91C103A0.1C104AR110A120K31303233373534150P47KR114A0.047C106AR113A C107AC108

24、AR1160.1C115A2PC116C113AC112AC111AC110A2200P393638393837363534333231308200P1.2KR174A6.8KR172AR171AR170AR169AR167AR168A21201917161918171514131211109872318079786963100K1M220u6.3+0.022C165A 10.022C164A 0.122KR401A1C169AR182AS1S0C4C1350.1100u6.3+22u16R140A+4.7u50R123A0.10.0224.7KC138C139R119A353611C128A

25、C502A168KR501A390PR121AC13022KC13147PR122AR502A100KC124AC123A0.1C121AC125A 147u10C127+100u6.3C126+-+-+PD2PD1EPDLDVRGNDLDVCCVCFNCTRK-TRK+FCS-FCS+R115A150KC159AR100A820KR7A820KR8A+F.CT.C656463R201A1100u6.3+R40AC129470K33uHL1020.10.1C1343.9KC137220KR184A100u6.3C117+R125A22K22u16+14.7KR180A 47KC114AR112

26、AC105A100KR111A470PC510AR22AR177A 47K52C203R202A4.7u50+47KC301 2700PC302300PR320A 5.6KC201 2700PC202R220A 5.6K300P+C3034.7u5047KR302ASP+SP-SL+SL-161314151011124798653211817C1C2C3C4S0S1S2S3S4S5S6S7S8S9S10S11S12S13C118AR46A101KR166AR301A1C177A1110R47A1000PC161AR178AR179AC163A6.8K15KX133.8688MHzC1660.0

27、2747KR109220K22K0.0220.112K12200P0.027100P150K0.1C122ATR-TR+FO-FO+FO+FO-TR+TR-47460.01R136A10100u10C152+C13627KR124A100u6.3C133+0.1C132147K10K33K5.6KR173AR175A1K1KC171C172A470S13S12S11S10S9S8S7S6S5S4S3S2VCCVC410.1C109A1C120AC5015241C160A4700P100KC162A680R181A5613R183A100JP14JP16+3.2V B+3.2V B+3.2V B

28、+3.2V B+3.2V B+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.2V B+3.2V B+3.2V B+3.2V B+3.4V+3.4V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+3.2V B+3.2V B+3.2V B+6.2V+3.4V+6.2V+3.2V C+3.4V+3.4V+3.2V A+3.2V A+3.2V A+3.2V A+3.2V A+3.2V A+3.4V+3.4VR189A10+3.4V+3.4V10K+3.4V0V0V1.6V1.6V1.6V1.6V1.6V1.6V1.2V1.6V0V0V0V1.6V0.

29、2V2.0V3.2V3.2V1.6V0.2V1.6V1.9V1.5V1.4V2.1V1.8V1.8V0V0V0V0V6.2V0.7V1.1V0.9V6.2V3.4V0.2V0.4V3.1V3.1V3.4V1.6V0V1.6V1.6V3.2V1.6V1.6V0V1.5V0V0V0V0.3V0.2V0.6V0.2V0V3.4V6.1V1.6V3.3V6.1V0.7V3.3V0.2V6.2V1.0V6.2V2.8V1.8V2.0V0V0V0V3.2V0V3.2V1.6V1.6V3.2V1.6V1.1V1.7V1.6V1.6V1.6V3.4V2.0V0V1.9V3.3V0.2V0V0V0V3.3V0V

30、1.3V1.6V0V1.6V1.6V1.6V3.2V1.6V1.6V1.6V1.5V1.6V1.6V1.6V1.6V0V1.6V1.9V3.2V0V0V1.2V0V0V1.6V1.6V1.6V0V1.6V1.1V3.2V1.6V1.6V1.4V1.3V0V3.4V1.6V1.6V3.2V3.2V1.7V1.7V0VMMIC2IC4IC1LC101MECHA. ASSY(KSM-524AAA)RF AMPD104SWLMT.FEEDMOTORMOTORDISCLDPDD102ADAD & DSPBTL DRIVERCN4SP1SL1Q102Q6Q104EADBCPICKUPFNO.COM.1CO

31、M.2COM.3COM.4L4L3L2L11L5L6L7L821a1f1g1e3D.A.S.C1b1c1d42a2f2g2e5P.MODE2b2c2d63a3f3g3e7REPEAT3b3c3d84a4f4g4e9:4b4c4d105a5f5g5e11B.BOOST5b5c5d126a6f6g6e13C6b6c6d14COM.415COM.316COM.217COM.118P.MODED.A.S.C.B.BOOSTREPEATC123456L1L8L2L3L4L5L6L7abcdefgDPC-191(K) PCB/SD-4P( 98.11.30 4:34 PM y W 3TKMOQSLNPRY

32、22-7660-00DPC-191/391/492)()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()XXXXX()()()()()()()()()()()X)(0V0V0V0V44434241403938373635341213141516171819202122A3A2A1A0A4A5A6A7A8A9NRASYLRCKYSCKZSCKZLRCKDATA2YFLAGTFCLKYBLKCLKNRESETZS

33、ENSEUC612345678910113332313029282726252423VDDUG1UG2UG3UG4UG5NTEST1NTEST2CLKVSSYSR DATANWED1D0D3D2NCASNOEYMCLKYMDATAYMLDYDMUTE18171615141312111098765432145464748495051525354555657585960616263COM3COM2COM1VLC3VLC2VLC1AVDDLOW BATTERYESPHOLDKEYDATABBSAVSSDOOR OPENP SETBTCHKPOWER ON/OFFBATD MUTESBCKFCLKFL

34、ASIPFLASSTATSENSET LOCKF LOCK848382818079787776757473727170696867666564BLKCKYM DATAZ SENSEYMCLKYMLDSUBQSOCKLRSTVDDSMCKVSSX2X1RSTMLDMDATAMCLKC3C2C111121064656356178281807915141819987134039383736793082802829313233218079786963137581C11A0.022R21A 1KR23A75C3A0.132D4D231D11GNDWERASNC3323456D3CASDE30262928

35、252423222112A0A2A3789A11011A8A7A6A5VCC13A415362019183738391716401447u5050KC3204.7u50C304+R303A100KR322AC305560K0.022R304AR307AR306A82015K+4820R207AR206A78+-15KC306220u4+1R204AC205560K0.022R309A470u1047u5050KC220+220u6.3+35-4+62C20610R209AR49AR67A 10KC307A4.7KR311A680R310A100K1000P0.22C321C221C207A4.

36、7KR55AR222AR66AR211A680R210A100KR69AR41A4.7K0.22100u6.3C1+0.1C2A535246R29A10KR3A10K10KR2A10KR1A54109451.8KR31AR32A1.5K1.2KR30A33089JP15AR34A2.4KR35A3.6KR39A22022Ou6.3C144 22Ou6.3100R134A0.01C146AC9 22u16+R137A 1.5K+C5A 110R138A33uHL105680R64A52100u16VC1501+C151+47u16R63A10K47PC147AC14833KR59AR58A10K

37、L1061/4WR65 220R57A220K1W1WR61 15R60 1522KR54A22KR56AC1451000PVR101AVR101B530.1C64351C182A56K100K4.7u50C8+10K470R321AGND LINESIGNAL LINE368521C180A3524.7u50+C204R203A100KC1841010R221A470GLRGLR451047541232312313211KR73A4710KR43ASW104SW104R33AR38A+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V+6.2V

38、+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+B+B+B+B+B+7.2V+7.2V+7.2V+B+B+B5+3.4V+3.4V+3.4V+3.4V+3.4V+3.4V+BR42A4.7K0.2V2.0V0V3.3V0V3.3V3.3V1.6V3.4V3.3V1.9V3.4V0.2V3.4V0.2V0V3.1V0V0V3.4V2.2V1.1V0V3.4V3.4V3.4V3.4V3.4V3.4V0V0V0V0V3.4V3.4V3.4V3.4V3.4V3.4V3.4V3.4V3.4V1.5V1.6V1.

39、6V1.7V1.1V3.2V3.4V0.2V0V3.4V3.4V0V0V0V3.4V0V0V3.4V2.6V0V6.2V6.5V(DC-IN)5.7V(DC-IN)5.7V7.2V2.4V3.0V3.0V0V1.2V0V0.6V3.4V3.4V0V0V0V2.4V2.4V1.3V1.9V1.3V1.3V1.3V1.9V1.2V0V0.6V6.5V3.4VIC5IC3IC6IC7BIC7ADPC-191/391/492u-COMSHOCK PROOFRchD301ADRIVERHEADPHONESD201ALchD-RAMLINE OUTVOLUMEQ205AQ305AQ201Q301Q302Q

40、202Q5Q303Q4Q203DPC-191P.MODESW101SW102SW103D117D115D118SW104SW106SW105J103REMOTEREPEATOFFSW107HOLDONSW109DOOOR SWONOTHERSDASC SWB.B.SWDPC-191391/492OFFQ106BTD111Q110Q108Q107Q109D112DC-INBATTERYJ101BATTERYBT1Q112Q111J102PHONESJ105IC1: AN8806SB: AN8819NFBIC2: MN171603HFJ1IC3: MN662740REIC4: SM5859AFIC

41、5: MN41V4400SJ-08IC6: NJM2073MIC7: 2SC3330Q4,6,201,301,304: 2SA1317Q5,104.110: 2SB598FQ102: 2SC4481TQ106: 2SC4048Q107: 2SD1805F/2SD1805GQ108: 2SD734FQ109: 2SB926TQ111,112: 2SC3860Q203,303: 2SC3859Q205A,305AD102A,118A,121A,: SB10-03A-BTD104: IN4001D111,112: GMB01-BT(3KEY)D115(BOTTOM VIEW)1.5Vx21.5Vx2

42、D122AD121ASW108Q202,302: 2SD734FD116,117: GMB01-BTB.B/P.MODE391/492: SB10-03A3-BT(LCD)AQ115: 2SA1317: 1SS355122A,201A,301AD116+B LINE98217AN8806SBCAUTION: For continued safety, replacesafety critical components only withmanufacturers recommended parts (refer toparts list). indicates safety criticalc

43、omponents. For continued protection againstrisk of fire, replace only with same type andrating fuse(s). To reduce the risk of electricshock, leakage-current or resistancemeasurements shall be carried out (exposedparts are acceptably insulated from the supplycircuit) before the appliance is returned

44、to thecustomer.The DC voltage is an actual reading measuredwith a high impedance type voltmeter. Themeasurement value may vary depending onthe measuring instruments used or on theproduct. Refer to the voltage during PLAY withDASC OFF(at the normal speed) unlessotherwise specified; The value shown in

45、 ( ) isthe voltage measured at the moment of STOP.J103(REMOTE)D117NOABBJP16NOYESR38A(100)YESDPC-191DESTINATIONANONONOJP15A R39A(220)COUNTRYK1P1ETXMM2YESYESU.S.A.CANADAEUROPEU.K.AUSTRALIAGENERAL MARKETGENERAL MARKETJ103(REMOTE)D117NOABBNONOR38A(100)JP16YESDPC-391DESTINATIONAYESYESNONOJP15A R39A(220)C

46、OUNTRYK3P3M3YESYESYESU.S.A.CANADAGENERAL MARKETJ103(REMOTE)D117NOABBNONOR38A(100)JP16DPC-492DESTINATIONANONOJP15A R39A(220)COUNTRYK4P4X4U.S.A.CANADAAUSTRALIADPC-191(K) PCB/SD-4P( 98.11.30 4:35 PM y W 4VOLUMEOPENSW109VR101SW108HOLDOFF ONSW107SW105SW106B.B./P.MODEREPEATSW104DPC-191/391/492 SW103SW101S

47、W102DC INJ101LINE OUTJ105PHONESJ102REMOTEJ103D.A.S.COFF ONA 2X10 (BLK) : N09-3363-08B 2X5 (BLK) : N09-3362-08Ax5714Bx2659656655 653654621660613604632611612601643646624627644645617641x2626637622625623602603633633616631642123ABParts with exploded view numbers larger than 700 are not supplied. 11DPC-19

48、1/391/492EXPLODED VIEW (UNIT)DPC-191 98.11.30 5:16 PM y W 812DPC-191/391/492PARTS LISTL : ScandinaviaK : USAP : CanadaR : MexicoC : ChinaI : Malaysia3 : DPC-391Y : PX(Far East, Hawaii)T : EuropeE : EuropeG : GermanyV : China(Shanghai)4 : DPC-492Y : AAFES(Europe)X : AustraliaQ : RussiaH : KoreaM : Ot

49、her Areasindicates safety critical components.L : ScandinaviaK : USAP : CanadaR : MexicoC : ChinaI : Malaysia3 : DPC-391Y : PX(Far East, Hawaii)T : EuropeE : EuropeG : GermanyV : China(Shanghai)4 : DPC-492Y : AAFES(Europe)X : AustraliaQ : RussiaH : KoreaM : Other Areasindicates safety critical compo

50、nents.6011B8A02-2836-08TOP CABIMETK1P1EM6011B8A02-2838-08TOP CABIMETK3P36011B8A02-2838-08TOP CABIMETK4P46023B8A02-2837-08BOTTOM CABINET6033B8A09-1109-08BATTERY DOOR6041B8A52-0343-08CD DOORK1P1EM6041B8A52-0344-08CD DOORK3P36041B8A52-0346-08CD DOORK4P46111B8B10-3429-08DISPLAY LENS6121BB10-2417-08INNER