Kenwood-DPC793-dm-sm 维修电路原理图.pdf
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1、SPECIFICATIONSIllust is DPC-395.* Refer to parts list on page 13.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. 21 CFR 1040. 10, Chapter 1,
2、 Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.PORTABLE CD PLAYERDPC-193/392/393/395/DPC-692/792/793/993SERVICE MANUAL 1998-7/B51-5451-00 (K/K) 3314FormatSystem . Compact disc digital audio systemLaser .Semiconductor laserAudioFrequency respons
3、e .20 Hz to 20 kHz, 3 dBPHONES outpuyt 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 or NB-130) x 2 or 4 .DC 2.4 VCommercially-available alkaline batteries (LR6/AA) x 2 or 4 .DC 3 VBattery life (contin
4、uous 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. 12 (9.5) HoursCommercially-available alkaline batteries (LR6/AA) x 4 . Approx. 25 (20) HoursRechargeable batteries (NB-88) x 2 . Approx. 5.5
5、 (4.5) HoursAlkaline batteries (LR6/AA) x 2 and rechargeable batteries (NB-88) x 2 . Approx. 18 (15) HoursDimensions (W x H x D) (DPC-395/792/795) . 132 mm x 32.5 mm x 153 mm(5 - 3/16 x 1 - 1/4 x 6)Dimensions (W x H x D) (DPC-193/392/393/793) . 132 mm x 29.5 mm x 153 mm(5 - 3/16 x 1 - 3/16 x 6)Weigh
6、t (net) (DPC-395/792/795) . 272 g (9.6 oz)Weight (net) (DPC-193/392/393/793) . 260 g (9.2 oz)VOLUME PHONESLINE OUTDC-INTop cabinet *(A02-)DC jack(E03-0356-08)Line out phone jack(E11-0354-08)Phone jack(E11-0372-08)Variable resistor(R31-0086-08)Knob (DOOR OPEN)(K27-2322-08)CD door ASSY * (A52-)DPC-193
7、/383(k) COVER( 98.12.14 10:49 yW 2RadioFans.CN 收音机爱 好者资料库SPECIFICATIONS .Top coverCONTENTS / ACCESSORIES .2CIRCUIT DESCRIPTION.3PC BOARD .5SCHEMATIC DIAGRAM .7EXPLODED VIEW .12PARTS LIST.13DPC-193/392/393/395/692/792/793/9932CONTENTS / ACCESSORIESContentsModel feature listAC adapter.(1)(W08-0657-08)
8、 : K5K6K9P5P9P6(W08-0658-08) : E2E7E3(W08-0659-08) : T3(W08-0660-08) : X6(W08-0675-05) : M2M3M4S3Innerphone.(1)(W01-0925-05) : E2E3M1M2M3T3X1X6(W01-0923-05) : E7M4S3AC plug .(1)(E03-0115-05) : M1M2M3M4S3Rechargeable battery (NB-88) .(1)(W09-1240-05) : E7M1M2M4M3S3T3X1X6Car battery adapter.(1)(W01-09
9、21-05) : E2M2K5K6P5P6X6Car cassette adapter.(1)(W01-0922-05) : E2K5K6M2P5P6X6Remote control.(1)(A70-1190-05) : S3Remote control.(1)(A70-1111-08) :E7M4Headphone .(1)(W01-0924-05) : K5P5(W01-0943-05) : K6P6(W01-0947-05) : K9P912345679DPC-193DPC-392DPC-393DPC-395DPC-692DPC-792DPC-793DPC-993MXMEMM2TEMKP
10、KPXEKPBASE BOOST SWTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTTACTDASCIC7-YESYESYESYESYESYESYES-DASCIC6-YESYESYESYESYESYESYESYESDIGITAL OPT OUT(J104)-YES-LINE OUT(J105)YESYESYESYESYESYESYESYESYESYESYESYESYESYES-YESYESREMOCON JACK(J103)-YES-YES-YES-CAR BATTERY ADP.-YESYES-YESYESY
11、ESYESYES-CAR CASETTE ADP.-YESYES-YESYESYESYESYES-RECHARGEABLE BATT.NB-88NB-88NB-88-NB-88NB-88NB-88-NB-88-NB-88NB-88-INNER HEADPHONE(SHORT)-YES-YES-YES-INNER HEADPHONE(LONG)YESYESYESYESYES-YESYES-YES-OPEN HEADPHONE(LOW)-YESYES-OPEN HEADPHONE(HI/LONG)-YESYES-NOISE CANCEL HP(LONG)-YESYESREMOCON WIRED-L
12、CD-3KEY-3 KEY-AccessoriesDPC-193/383(k) COVER( 98.12.14 10:49 yW 3RadioFans.CN 收音机爱 好者资料库DPC-193/392/393/395/692/792/793/9933CIRCUIT DESCRIPTIONPin No.NameI/ODescriptionRemarks1-4COM1-4OLCD common signal5VLC3GND6,7VLC1,2LCD driving bias control8VDDPower supply(+2.8V)9OSC2No use10SMCKIExternal system
13、 clock(4.2336MHz)11VSSGND12X1GND13X0No use14,15MMOD,VREFGND16KEY1IKey input17KEY2IRemocon key input port18RECHARGE OUTORechargeable detection port19BATTNo use20HOLDIKey hold on/off controlON=H21DOORIDoor switch detection portOPEN=H22DA SCSTI/ODASC switch detection port(ST)23DA SCHIIDASC switch detec
14、tion port(HI)24VREF+Power supply(+2.8V)25P00No use26SUBQISub-Q data input signal port(to MN662746RPK1)27SQCKISub-Q data read timing clock port(to MN662746RPK1)28MDATAOData signal port(to MN662746RPK1)29P04No use30MCLKOClock signal port(to MN662746RPK1)31P06No use32RESETISystem reset port33-37P10-14N
15、o use38BLKCKISub-Q signal read require port39P21No use40REM INI Remocon data input port41,42P23,24No use43YMCLKOClock signal port(to SM5859AF/5902AF)44YMDATAOAudio signal port(to SM5859AF/5902AF)45YMLDOLatch signal port(to SM5859AF/5902AF)46YD MUTEOAudio signal mute control portON=H47ZSENSEOSensitiv
16、e signal port(to SM5859AF/5902AF)48NRESETOSystem reset port(to SM5859AF/5902AF)49,50P53,54No use51POWEROPower supply control port52REM DATAORemocon data output port53CONTODASC control output port(HI/ST)ON=H54BBSOBBS controlON=L55LMTILimit switch detection port56EMPOBattery level detection portLOW BA
17、TT=H1. Microprocessor : MN101C1671-1 Pin descriptionDPC-193/383(k) COVER( 98.12.14 10:49 yW 7IC5 SHOCKPLOOFSM5859AFIC6,7DRAMAN8889(KSM-542AAA)/ / / / / / /FROM IC4 (Rch)J105LINE OUTJ102J104RchLchH. P JACKOPT.OUTNJM2073MVOLUMEJ103REMOTELMT.SWAN8838SBLchIC9MM662746RPK1DPC-193/392/393/395/692/792/793/9
18、934CIRCUIT DESCRIPTIONPin No.NameI/ODescriptionRemarks57-59P66,67,70No use60RECHARGEIRechargeable battery detection port61LIGHT OUTNo use62MLDOLatch signal port(to MN662746RPK1)63SENSEISensitive signal port64FLOCKIFocus servoIN=L65TLOCKITracking servoIN=L66STATIStatus signal port67RSTOReset signal p
19、ort(to MN662746RPK1)68-71P83-86No use72DIGITAL OUTODigital output control73P81IMemory selectorNO=H,4M=H,16M=L74P80IMemory selectorNO=L,4M=H,16M=L75-85SEG15-25LCD segment signal86-100SEG0-14OLCD segment signal1-2 Microprocessor periphery block diagramDPC-193/383(k) COVER( 98.12.14 10:49 yW 8415IC9822
20、1214125151751007626506041122123444111142613123332040216180152834441IC2IC1IC3IC4IC5IC6113323REPEATREMOTEVOLUMELINE OUTPHONESOPT OUTDC INDOORSWP.MODEB.B119ON OFFHOLDON OFFESP SWIC71261314415IC98221214125151751007626506041122123444111142613123332040216180152834441IC2IC1IC3IC4IC5IC6113323REPEATREMOTEVOL
21、UMELINE OUTPHONESOPT OUTDC INDOORSWP.MODEB.B119ON OFFHOLDON OFFESP SWIC71261314ACEGIBDFHJ2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side view)(Foil side view)56DPC-193/393(K) PCB/SD( 98.12.14 10:42 y W 1ABDFHJCEGI2135746( () )()()2827262524232
22、221201918171615PDFPDEVREFTEOUTTENTBALFBALFENFE OUTENVLDONOFTRPDWREDET1234567891011121314VCCPDAPDCPDBPDDFBRFRFINLPDLDCSBRTCEABDOGND10099989796959493929190898887868584838281807978777626272829303132333435363738394041424344454647484950SEG0SUBQSQCKMDATAPO4MCLKPO6RESETPI0PI1PI2PI3PI4BLKCKP21REM INP23P24YM
23、CLKYMDATAYMLDYD MUTEZSENSENRESETP53P541234567891011121314151617181920212223242575747372717069686766656463626160595857565554535251COM4COM3COM2COM1VLC3VLC2VLC1VDDOSC2SMCKX1X0MMODOVREF-VSSKEY1KEY2RECHARGE OUTBATT.HOLDDOORDASC ST.DASC HIVREF+PODSEG25P80P81DIGITAL OUTP83P84P85P86RSTSTATTLOCKFLOCKSENSEMLD
24、LIGHT OUTRECHARGEP70P67P66EMPLMTBBSCONT.REM DATAPOWERSEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8SEG9SEG10SEG11SEG12SEG13SEG14SEG15SEG16SEG17SEG18SEG19SEG20SEG21SEG22SEG23SEG24123456789COM1SEG013111012141516171819COM2COM3COM4SEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8SEG9SEG10SEG11SEG12SEG13SEG1443211009998979695949392919
25、08988878619181716151413121110987654321No.PIN No.L6L7L4L56a5a4aB.BOOST3aREPEAT2aPGM1aCOM1COM1DASCL8L36b6f5b5f4b4f3b3f2b2f1b1fCOM2COM2STL9L26c6g5c5g4c4g3c3g2c2g1c1gCOM3COM3HIL10L16d6e5d5e4d4e3d3e2d2e1d1eCOM4COM4PINu-COM22212019181716151413123435363738394041424344IN TVPCIN SPLDONIN TRIN FOVREFDRVCCAVDD
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