Kenwood-DPC381-dm-sm 维修电路原理图.pdf
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1、PORTABLE CD PLAYERDPC-181/183/381/382/383SERVICE MANUAL 1997-7/B51-5331-00 (K/K) 3188VOLUME PHONESLINE OUTDC-INREPEATP.MODEOPENVOLUMEPHONESLINE OUTOFFKnob (P. MODE)(K27-2252-08)Knob(K27-2244-08)Display lens(B10-2416-08)CD door *(A52-)Top cabinet*(A02-)Knob (K27-2245-08)Knob (OPEN)(K27-2243-08)Knob (
2、SKIP/SEARCH)(K27-2246-08)Knob (PLAY/STOP)(K27-2247-08)Variable resistor(R31-0086-08) Display lens *(B10-)CD door lens *(B10-)CD door *(A52-)Variable resistor(R31-0086-08)Knob (REPEAT)(K27-2253-08)Knob (SKIP/SEARCH)(K27-2256-08)Knob (OPEN)(K27-2251-08)Knob (PLAY/STOP)(K27-2255-08)Knob (SKIP/SEARCH)(K
3、27-2257-08)Illust is DPC-183/383.* Refer to parts list on page 13.Illust is DPC-181/381/382.In compliance with Federal Regulations, following are reproduc-tions of labels on, or inside the product relating to laser productsafety.KENWOOD-Corp. certifies this equipment conforms to DHHSRegulations No.
4、21 CFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.DPC-183/383(k)1P 98.4.24 3:25 PM yW 2RadioFans.CN 收音机爱 好者资料库DPC-181/183/381/382/3832CONTENTS / ACCESSORIESMODELFEATUREContentsCONTENTS / ACCESSORIES .2CIRCUIT DESCRIPTION
5、.3PC BOARD .5SCHEMATIC DIAGRAM .9EXPLODED VIEW .13PARTS LIST.15SPECIFICATIONS .19Model feature listKPETM M2 XKPETMXKPETM M2 KPETMXKPETM M2OPTICALOUTLINE OUTREMOTETERMINALDASCKNOBB.B KNOBB.BOOSTP.MODEP.MODEDPC-181DPC-183DPC-381DPC-382DPC-383AccessoriesAC adapter(110120V /220-240V 50/60Hz) .(1)(W08-06
6、57-08) : KP(W08-0658-08) : E(W08-0659-08) : T(W08-0660-08) : X(W08-0667-05) : M,M2Innerphone.(1)(W01-0925-05) : DPC-181(MXTE)DPC-183(X)DPC-381(TE)(W01-0923-05) : DPC-181(M2)DPC-183(M)DPC-381(M,M2)DPC-383(M2)AC plug .(1)(E03-0115-05) : M,M2Rechargeable battery.(1)(W09-1239-05) : KP(W09-1240-05) : ETM
7、XM2Audio cable .(1)(E30-2782-05) : DPC-381(E.T)Car battery adapter.(1)(W01-0921-05) : DPC-382Car cassette adapter.(1)(W01-0922-05) : DPC-382Remote control.(1)(A70-1190-05) : DPC-381/383 (M,M2)Remote control.(1)(A70-1111-08) :DPC-181 (M2)DPC-183 (M)Headphone .(1)(W01-0924-05) : DPC-181(KP)(W01-0943-0
8、5) : DPC-381(KP)(T17-0015-08) : DPC-383(M)(T17-0016-08) : DPC-383(KPETX)DPC-183/383(k)1P 98.4.24 3:26 PM yW 3RadioFans.CN 收音机爱 好者资料库DPC-181/183/381/382/3833CIRCUIT DESCRIPTION1. Microprocessor : (MN171603 H3)11 Pin descriptionPin No.Pin nameI/OFunction descriptionActive1, 2INOT USED3AVSSGND4BBSOBBS
9、CONTROL SIGNAL OUTPUTON = H5DATAOREMOTE CONTROL SIGNAL OUTPUT6, 7NOT USED8KEYIKEY INPUT9HOLDIHOLD ON/OFF CONTROLON = H10ESPIESP ON/OFF CONTROLON = L11LOW BATTERYIBATTERY VOLTAGE DETECTIONLOW BATT. = H12AVDDSUPPLY VOLTAGE1315VLC1VLC3LCD DRIVER BIAS CONTROL1619COM1COM4OLCD COMMON SIGNAL OUTPUT (COMMON
10、14)2033SEG0SEG13OLCD SEGMENT SIGNAL OUTPUT (SEG0SEG13)34, 35SEG14, 15ONOT USED36MODE-MIMEMORY SELECT4M = H OTHER = L37D-CNTIDIGITAL OUT CONTROLOUT = H (ESP OFF)38MODE-AIUSE CUE/REV MODE39MODE-BINOT USED40STDBYONOT USED4144NOT USED45DOOR OPENIDOOR SWITCH DETECTIONOPEN = H46PSETIPICKUP INITIAL POSITIO
11、N47BTCHKIBATT. VOLTAGE DIRECTION. 4851INOT USED52POWEROPOWER SUPPLY CONTROL.53BATOBATTERY CONTROL OUTPUTCHARGING = H54D MUTEOMUTE CONTROL ON = H55SBCKOSUB CODE READ TIMING CLOCK FOR MN662740RE56FCLKIFRAME CLOCK SIGNAL from MN662740RE57FLAGIFLAG SIGNAL INPUT from MN662740RE58IPFLAGICORRECTION = H59IG
12、ND60STATISTATUS SIGNAL from DSP61SENSEISENSITIVE SIGNAL from DSP62TLOCKITRACKING SERVOIN = L63FLOCKIFOCUSING SERVOIN = L64MCLKOCOMMAND CLOCK for MN662740RE65MDATAOCOMMAND DATA for MN662740RE66MLDOCOMMAND DATA LATCH (LOAD) for MN662740RE67ONOT USED68RSTISYSTEM RESET INPUT69X1IGND70X2ONOT USED71VssGND
13、72ONOT USED73SMCKIEXTERNAL SYSTEM CLOCK = 4.2336MHzDPC-183/383(k)1P 98.4.24 3:26 PM yW 6DPC-181/183/381/382/3834CIRCUIT DESCRIPTIONPin No.Pin nameI/OFunction descriptionActive74VDDSUPPLY VOLTAGE (ESP ON = 4.2V / OFF = 3.2V)75LRSTORESET SIGNAL for MN662740RE, SM5859AF76SQCKOSUBQ READ TIMING CLOCK to
14、MN662740RE77SUBQISUBQ DATA from MN 662740RE78ONOT USED79YMLDOCOMMAND DATA LATCH (LOAD) for SM5859AF80YMCLKOCOMMAND CLOCK for SM5859AF81ZSENSEISENSITIVE SIGNAL from SM5859AF82YMDATAOCOMMAND DATA for SM5859AF83BLKCKISUBQ READ REQUEST SIGNAL IN.84IGND1-2 Voltage of pin No. 8 (IC3) / Key function.KEYVKe
15、y 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 diagram(KSM-542AAA)/ / / / / / /IC5 SHOCKPLOOFSM5859AFIC6DRAMFROM IC4 (Rch)J105EXCEPTDPC-381/383 (M2 TYPE)LINE OUTJ102RchLchH.
16、 P JACKNJM2073MVOLUMEDIGITAL OUTPUTJ104OPT. OUTDPC-381/383 (M2 TYPE)J103REMOTEDPC-181 (M2 TYPE)DPC-183 (M TYPE)DPC-381/383 (M/M2 TYPE)MN171603HFCAN8819NFB-MLMT.SWAN8806SBDPC-381/382/383 ONLYLchDPC-183/383(k)1P 98.4.24 3:26 PM yW 75ACEBD2135746Refer to the schematic diagram for the value of resistors
17、 and capacitors.PC BOARD(Component side view) : DPC-181/381/382DPC-183/383(k) COVER( 98.4.24 5:22 PM yW 106FGIHJ2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Foil side view) : DPC-181/381/382DPC-183/383(k) COVER( 98.4.24 5:23 PM yW 11KMOQSLNPRT2135746Refer
18、to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view) : DPC-183/383PC BOARD(Foil side view) : DPC-183/38378DPC-183/383(K) PCB/SD( 98.4.24 5:12 PM y W 2ABDFHJCEGI2135746()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()(
19、)()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()0V0V22212019181716151413123435363738394041424344TRV STOPIN TVPCIN SPLDONIN TRIN FOVREFDRVCCAVDDCRIPTBRESETMRSTEMPCLKSTARTPOWERCTPWMCCOMPOCCMP123242526272829303132331110987654321TR-TR+FO-FO+PGNDRGNDSP+SP-TV+TV-
20、VOSVCCVSENBSELSPROSGNDDRGNDINFBOUTDEDPVCC20191817161514131211109876543214142434445464748495051525354555657585960PMCKSMCKRSTSTATD MUTESUBQSQCKBLKCKTLOCKFLOCKSENSEMLDMDATAMCLKTXDVSS1DVDD1SRDATALRCKBCLKTESPLAYWVELARFIREFDRFDSLFPLLFVCOFAVDD2AVSS2EFHPCKTOFSSUBCSBCKVSSX1X2VDD212223242526272829303132333435
21、36373839408079787776757473727170696867666564636261TRVTVDPCECMECSKICKTRDFODVREFFBALTBALFETERFENVV DETOFTTRCRSRF DETBOOLDONSSELMSELPSELCSELRSELOUTRAVSS1OUTLAVDD1TESTIOSELRESYDEMPHCRGCLVSFLAGIPFLAGFCLKCLDCKBYTCK2120194344SEG1SEG0COM4NEXT222324252627282930313233343536373839404142SEG2SEG3SEG4SEG5SEG6SEG7
22、SEG8SEG9SEG10SEG11SEG12SEG13SEG14SEG15MODE MD CNTMODE AMODE BSTDBY1234567891013151412111512141311107986524312120191716V DETC SBAT16OFTALD OFF131415BDOTEBPFC SBDOCAOSS101112C FNVC EVTE-TEOUTARFFE OUT47FBALRF INC AGC9FE-RF OUT8TBALPDERVCCRF_6PDFRLDP5PDELDON3PDFPDLD2PDACPDBO1212322242527263330282931323
23、435361817NRF DETVREFGNDENV1920R4A 33KR5A 33KR99A 150KR6A 91C103A0.1C104AR110A120K31303233373534150P47KR114A0.047C106AR113A C107AC108AR1160.1C115A2PC116C113AC112AC111AC110A2200P393638393837363534333231308200P1.2KR174A6.8KR172AR171AR170AR169AR167AR168A21201917161918171514131211109872318079786963100K1M
24、220u6.3+0.022C165A 10.022C164A 0.122KR401A1C169AR182AS1S0C4C1350.1100u6.3+22u16R140A+4.7u50R123A0.10.0224.7KC138C139R119A353611C128AC502A168KR501A390PR121AC13022KC13147PR122AR502A100KC124AC123A0.1C121AC125A 147u10C127+100u6.3C126+-+-+PD2PD1EPDLDVRGNDLDVCCVCFNCTRK-TRK+FCS-FCS+R115A150KC159AR100A820KR
25、7A820KR8A+F.CT.C656463R201A1100u6.3+R40AC129470K33uHL1020.10.1C1343.9KC137220KR184A100u6.3C117+R125A22K22u16+14.7KR180A 47KC114AR112AC105A100KR111A470PC510AR22AR177A 47K52C203R202A4.7u50+47KC301 2700PC302300PR320A 5.6KC201 2700PC202R220A 5.6K300P+C3034.7u5047KR302ASP+SP-SL+SL-16131415101112479865321
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