Kenwood-DPSG7-cd-sm 维修电路原理图.pdf

COMPACT DISC PLAYERDP-SG7/SG7GSERVICE MANUAL 1999-7/B51-5542-00 (K/K) 229970%60repeat7?41?timespace compact disc playerD.R.I.V.E.with 24bit D/A converteron/standby24bit Fine D.R.I.V.E.603616617651606604650OPTICALSYSTEMCONTROLDIGITAL OUTPLAY OUTRLAC power cord *(E30-)Oscillating module(W02-1114-05)Phono jack(E63-0122-05)Metallic cabinet(A01-3313-01)Power cord bushing(J42-0083-05)Rectangular receptacle(E08-0312-05)Illustration is DP-SG7.* Refer to parts list on page 15.In compliance with Federal Regulations, following are repro-ductions of labels on, or inside the product relating to laserproduct safety.KENWOOD-Crop. certifies this equipment conforms toDHHS Regulations No. 21 DFR 1040. 10, Chapter 1, Sub-chapter J.DANGER : Laser radiation when open and interlockdefeated.AVOID DIRECT EXPOSURE TO BEAMRefer to DP-SE7 service manual (B51-5371-00),if require the circuit description.Indicator(B12-0318-04)Panel (A60-1671-03)Panel(A29-1058-03)Knob (POWER)(K29-6741-04)Front glass(B10-2372-03)Knob(K29-7571-03)SUB panel (A22-1778-31)RadioFans.CN 收音机爱 好者资料库DP-SG7/SG7G2CONTENTS / CAUTIONSCONTENTS / CAUTIONS. 2DISASSEMBLY FOR REPAIR.3ADJUSTMENT.4PC BOARD . 5SCHEMATIC DIAGRAM . 7EXPLODED VIEW .13PARTS LIST.15SPECIFICATIONS .Back coverContentsOperation to resetThe microcomputer may fall into malfunction (impos-sibility to operate, erroneous display, etc.) when thepower cord is unplugged while power is ON or dueto an external factor. In this case, execute the follow-ing procedure to reset the microcomputer and returnit to normal condition.DP-SG7Pull the power plug from the receptacle, and thenplug it in again.?Please note that resetting the microcomputer clearsthe contents stored in it returns it to condition when itleft the factory.CautionsRadioFans.CN 收音机爱 好者资料库DP-SG7/SG7G3DISASSEMBLY FOR REPAIRHow to open tray if not comes out.1. Insert screwdriver to hole on bottom plate and turn screwclockwisely about 100 (1).2. Pull tray out by hand if tray comes out (2).DP-SG7/SG7G4ADJUSTMENTFIG.VCCN3L.P.F.+L.P.F.VTVMVTVM12345671.2 kHz50 mVrmsRFFE1FE2VCTE2TE1S.S+_(a)No.ITEMINPUTSETTINGSOUTPUTSETTINGSALIGNMENTPOINTSALIGNFORPLAYERSETTINGS1LASER POWERApply the sensor sectionof optical power meteron the pickup lens.On the power from0.08 to 0.15 mW,when the diffractiongrating is correctlyaligned with the RFlevel of 0.6 Vp-p ormore.Press thePLAY/PAUSE key,then confirm that theLED is 03.ALIGNMENT POINTSPickup3FOCUS ERRORBIASTest discType 4Connect an oscilloscopeas follows.CH1 : RF (CN3 pin 1)CH2 : TE (CN3 pin 6)FE BIASVR2Optimum eye patternPress thePLAY/PAUSEkey,then confirm that theLED is 05.Note:Type 4 disc : SONY YEDS-18 Test Disc or equivalent.(KTD-08)LPF: Around 47 k+ 390 pF or so.Step 14 are in Test Mode.0.080.15 mWOptical power meter2TRACKING ERRORBALANCETest discType 4Connect an oscilloscopeas follows.CH1 : RF (CN3 pin 1)CH2 : TE (CN3 pin 6)TE BALANCEVR1Symmetry betweenupper and lower pat-ternsPress thePLAY/PAUSE key,then confirm that theLED is 03.(e)4TRACKING GAINTest discType 4Apply signal of1.2 kHz,50mVrms toCN3 pin 5-6.Connect a LPF to CN3pin 5-6 to which youconnect an oscilloscopeor AC voltmeters.TRACKINGGAINVR3Two VTVMs shouldread the same value.Press thePLAY/PAUSE key,then confirm that theLED is 05.While pressing the REPEAT key, turn the AC ON. Refer to test mode (MODE 0 0) (e) Tracking gain(a) Laser powerT-GAINVR3VR1VR2CN1TE-BFE-BACEGIBDFHJ2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)56CD PLAYER UNIT(X32-3600-00)ELECTRIC UNIT(X25-6100-01)DISPLAY UNIT(X14-4760-21)ABDFHJCEGI2135746VCC0.047C2748TRK+TEIVCC3C6 2200P29FOCUSING COILTRACKING COILR13 68K3.9K47uH47uHOPEN SW345+LMGND21CLOSE SW-LM16151413VCCVCDEVCCVCCQ147u4C210R14+R420K18PC33.3KR15GND8TRK(-)21FCS(-)TRK(+)43FCS(+)SHORTLAND65PDVR7LD101211BAC10uHL113C910FAB1112+5V+2.5VD1514EVCC16VC98GNDF6574-VPDLDFCS+PD0.0229.1K33KR11 68K1MR8VR2R54.7KC1220KR10 68KR12 68KC5 0.01R16 24KR17R9343536C43P3233303162K47K75K100K20KR3R2R7R6R1VR139FE.BPD1PD2EF3837RFMLDPDRFIRF041VEEEI40LRFITEO4342VDDR52 470R51 470470VCC1K1000PR44C3522VDDC40C7 0.01C827282526XRSTC.OUTSENSCC2CBCPFOKCC155542324CLKXLTDATA205721225919C280.1+22u6.3AVDD2734MNTOXTAIC361000P33RFCKC2POXROFMNT3MNT13031322829XTAOXTSLFSTTC4M36100KR4535100373818BCKGTOPXUGFXPCKVDDGFS242526212223LRCKPCMD20WDCKASYEVDD19ASYOASYI1716BIASRF151443DOUTEMPHWFCKVSSSCORR55403940434142SBSOEXCKSUBQSQCKMUTE464445474647PCO12CLTV13AVSSVSS1110FILIFILO98TESTLOCK7653300PC41VDD0.47100KR50R491M1500PC390.013.3KC3810KR48R473.3KR46+7V21FCS-TRK-TE2576TE1S.S432FE2VCFE1C13 0.47330KR191K100R18330KR20R22 47KC12 47P47KVR30.01C9R214700P+47u4C10C1147TZCATSC4544TDFCT46FDFCTFEIFEOVC48321SRCHEFMFEOFLBFGD654873.9K100R256.8KR24R23R26 1.5MC17 10u41C151C1422KR270.1C16R28 680K+1RFMOTORSLEDMOTORSPINDLEC20220P1MR291000PC19R32 1.5MR31120KR30120KC210.0472827262523242122+7V20181917TRK-TRK+TRK(10K)TRK(NC)FCS(10K)FCS-GNDFCS+1234+5(IN)REGMUTEDM(NC)GNDDM(IN)DM+DM-FCS(NC)VCVCCSLD+SLD(NC)VCCSLD(10K)SLD-+7V658791110120.1C3222u6.3C33SL+SL-SLOISETR39 240K1718141516TAOTAMFSETTG2TGU1110912C25 0.01R36 22KR35 100K13100KVDDC26R380.01100PC2382KR34C22 0.01R33 510KC18 0.033R37 18KC24 10u4+VCC6.8R564.7KD+5V57SENSXRSTDATA0.1494950C345151CLOKXLATDATOCNINSEIN535256555452535554SPODCLKOVDDXLTOSPOCSPOBSPOAMONMDSMDP43FOKXLON21VDD605958636261595764C44 0.01VDDC430.1R544.7KC4222u6.3+R57120D+5VC31R43R40R425.6K0.033R414.7K180K+7V1516C37VDD22340212054BCKEMPHMCKLRCKPCMD5110+R586.8464776525398D+5V49431112DATASUBQSQCKLATCLKSENSESCOR1513141617D+5V1819+7V20RSTMONC4MDOUTDGNDD+5VMGND+7VC3010u10GNDOUT+IN-IN+7V13140.1C29+7V+7V0.033R53VDD20(BOTTOM VIEW)MOTORLOADINGLDCBFPDADELMOPEN/CLOSE SWLAZER DIODEON/OFFAPCQ2OFF-SETQ3FOCUSD1FE-BIASQ1TE-BALANCERF/SERVOCONTROLFOCUSOFF-SETD3D2Q4(BOTTOM VIEW)DSPFEEDDISCMOTORMOTORDMFMCN1ADJUSTMENTT-GAINS1CN3D5(BOTTOM VIEW)4CH BTLDRIVERD4CN2: DTA124EUA or UN5112: 2SA1576A(R,S) or 2SB1218A(Q,R): 2SC4081(R,S): CXD2507AQ 1: CXA1782BQ 1: DA204U: MA111D1-4D5Q2Q3,4: BA6398FPIC3Q1IC1IC2IC2PICKUP (KSS-213C)(D40-1571-05)MECHA. ASSY(KSL-213CGN)IC1(X32-3600-00)CD PLAYER UNITIC33.3V3.4V2.4V7.1V2.4V3.5V3.2V2.5V7.1V2.5V3.5V3.6V2.3V3.1V3.6V2.4V2.4V2.4V2.5V2.4V2.6V2.4V2.4V0.8V2.4V2.4V2.4V2.4V2.4V2.4V2.4V2.2V2.4V2.4V0V0.6V2.4V2.4V0.2V3.6V2.4V3.2V2.4V0.2V1.8V4.2V0.9V1.0V2.4V2.4V2.4V2.5V1.1V4.5V4.5V4.4V0V0V2.2V4.7V2.4V3.6V2.1V4.3V4.2V4.7V4.5V0V0V4.4V4.5VON:0VOFF:4.5V4.5V4.6V4.5V4.7V7.1V4.2V2.4V2.4V2.4V0.9V2.4V2.4V4.6V0.2V2.3V4.0V4.5V4.6V4.5V4.7V0V0V4.2V2.2V2.3V2.3V2.4V2.4V2.4V2.4VON:0V OFF:4.5V4.2V4.6VTKMOQSLNPR15PR703048DS8FSBCKO8FSRDATAO8FSLDATAO8FSLRCKOTEST1TEST0BCKODATAOLRCKONRSTOR50 470VDD10KR180.01C17VDDGND1716VDDR52 470R51 470NC201918232221NC262524NC292827LRCKPCMDBCKEMPHMCK1820191617DATALATCLKSUBQSQCK3713119151439381211NRAMRS25SDATA15148FSSDAC26271312SGATESCK0.01C6091110P/SNNODR87DRONNFRNT333PC5065LRCKI4DATAIBCKIVDDNCGND21MCKTHNC585960MCKOHCKOMMOD0MMOD1LRLHNMUTENC555657525354XOVDX5051XI4934C4MMONSCORSENSE401093487DGNDRST65+7VMGNDD+5VDOUT4321+7VC56VDD100u10100PR17100VDDR57 1M16.93MHzR16C13C160.1+51C19X1C1815P+B+7VGNDTM+54TM-OPN SWCLS SW13227+B2324+5VR72R7147K47K272625SDATANCNCSCKSGATE2526C4710K0.1R80+5V47KR81+BR74XT247KR7347K29NCAVDD28REFDEFECT3031100K34VSSX13233X2RMUTER753536OUT2IN212VCC3NC4GNDOUT1VREF756VS89IN14040383937LATCLK37DATASENS3839+5V41+5VVDDR47C26R30 3.3KVDDVDD4.7K5.1KR56C52R94220P+-56DVDDDVSSCKSMCLKBICKSDATASMUTELRCKDFSDEM1DEMO5VDAR3435DACTEST1DACTEST0NC3132GNDALLZ3334LO+LO-3637VDAL38+C12330u6.3C150.1111291087C430.016PD4341RO-RO+3940GNDARRZ42VDDNCGNDXRESETNDACTEST244454647100R48C5722P0.1C4234100u10+C41224R491+5VC400.114DIF0DIF113AOR-DIF21615AOL+AOL-AOR+1718AVSS2019+220P3.3KR28R544.7K5.1KR92DZFLAVDDC39330u6.322AVDDVREF21DZFR23242.2AVDDAVDD220P3.3KR27C51220PR554.7KR935.1K4.7KR535.1KR91-+23C3247u16R364310K34C30R324.7K7R341.5K390P-+65+7Q9-12R401KR42100C35 0.01R382700P100K1KC36 0.01R5822KR4522KR59R37C3147u162700P4R314.7K18R331.5K+4+8-3211.2K100KR44R431.2K1KQ7,8R46+BQ13,141KR39C34470PC33470P100R41SB6C1100u50C310U50666813SD+7V+5VC14 0.1C11 100u1010R14+R15220+5V+5V+B+7V+5V3.3KC25R29+5V+5V+BVDD1516171819202122R6947K47KR67R6847K47K0.01C46R6547KR6647KNCNCNCAVSSRSTNCNCNC1011121314R614.7KR62R6447KR6347K1347KR604.7K12911R84100R83100NCKR0KR1SQCKSTBYSUBQ89788056723413G2G1G5676G5G4G2348G7G18079NCNC0.01C58C59P10.0177C4810.0132SLF2F17269737475767770SH7776SLSK7574SJSI717372SGVLOAD7069SFSESG7287374757654SJSK76SHSI67686970109SESF1211SCSD10KC29R35390PC10330u6.3+5V100u10IC7,8+5V+5VQ5+R13100+5V+B+5V+5V+C49+5V+B+B+5V+5VGND3SGNDC55 0.01R89 100K100KR90R88100KC53 220PC54 220PD. OUT12GND+5V0.047OUTGNDC9100u10IN+BGNDVREFR114.3K+BOUTC6220u10R12+7V+5V10K+5V+5V+7V+7V+5VC81u50R1012K+C7R9180R210K+7VC20.01SDATASBUSY100KR86330R87R85330VREFGND4.3KR8+BOUT+B+7VC5R7 20K1u50+220R5GND2+B1+B3GND54VFLF2F1REMMONSCORSBUSYSDATA424344NC474645CLS. MOPN. MVDDOPN. SWCLS. SWVPP504948NC535251+5VNCNC565554NCNCNC595857R82100R7647KR7747K+5V656667666867SCSB65SA63NCNCNC626160NCNC6465801514G8SA211716G6G77+5VG3520431918G4G562122G1G2+5V1213+5V252324KR1KR02726GNDREMR4180R3180+4.7KR1+4.7KR784.7KR79+5V+5V+5VC200.1100u10C44+R101100100R102100R103100R104100PC62C61100P1R1061/4W2.2R1051/4W22R107R1082230V30V30V30V30V30V43220P220PC23C24C28C27+5VD6INVERTER(EMPH CONT.)Q4CN2WH1DRIVERLOADING MOTORD/A CONVERTERQ12(1/2)(1/2)IC8Q11MUTE CONT.IC7Q14Q10Q8MUTEIC7(2/2)(2/2)IC8Q9R MUTECONT.Q13Q71RchJ12LchWH1D3(BOTTOM VIEW)u-COMCONSTANTPOST AMPL.P.F.CURRENTBUFFER+2.5VD5Q5(OPTICAL)D10DIGITAL OUTA1CONTROLSYSTEMRESET+5.0V AVRQ3D2D9D8J2+7.0V AVRQ2D7CN3-30V AVRD4Q1D1CN1IC5(X25-6100-01)ELECTRIC UNITIC9IC6IC4IC3IC2IC10.5VTRAYOPEN: 4.4VCLOSE: 0.7V0.5V3.8V0.5V10.0V4.7V4.7VOPEN: 4.7VCLOSE: 0VOPEN: 0VCLOSE: 4.7V4.5V4.5V4.7V4.6V2.3V4.7V2.3V0V0V4.7V4.7V4.7V-24.3V-24.3V-24.3V-24.3V-24.3V-24.3V-24.3V4.7V4.7V0V4.6V-5.7V-2.2V-2.2V-5.7V-5.7V-5.7V-24.1V-24.1V-20.5V-27.7V-24.1V-27.7V-24.3V7.1V4.7V4.7V4.7V2.2V2.3V2.2V1.1V1.4V4.6V4.6V4.7V0V2.8V1.8V2.0V4.4V1.5V1.2V4.7V4.6V4.0V0.6V4.6V4.6V4.6V4.6V0V4.6V4.6V0.6V4.0VMUTEON: 0.7VOFF: 0VON: 0.7VOFF: 0VMUTE4.7V4.7VAC4.0VAC4.0V-36.8V-28.4V9.1V10.0V1.2V7.1V6.5V1.2V4.7V4.6V-27.5V (SE7)-29.5V (SE9)0V4.6VUVXZABADWYAAACDP-SG7/SG7GY22-8130-21CAUTION: For continued safety, replace safety critical components onlywith manufacturers recommended parts (refer to parts list). indicatessafety critical components. For continued protection against risk of fire,replace only with same type and rating fuse(s). To reduce the risk of elec-tric shock, leakage-current or resistance measurements shall be carriedout (exposed parts are acceptably insulated from the supply circuit)before the appliance is returned to the customer.The DC voltage is an actual reading measured with a high impedancetype voltmeter. The measurement value may vary depending on the mea-suring instruments used or on the product. Refer to the voltage dur ingPLAY unless otherwise specified; The value shown in ( ) is the voltagemeasured at the moment of STOP.+B1+BGNDGND324C13300u16+B+16170V14154T.F3521121311122(M)(T,E): AC110-120V/50/60Hz: AC230V 50Hz(M)(T,E) : AC230V: AC110V220-240VVFLF2F16COL24+5VREM26GND 27+5VKR1252410u6.3C2KR1+5V3G4G1G2G212GKR01G23223G4G2019KR0SASA 147G8G6G5G5G6G18177G8G1615SESDSBSCSBSC1312SDSE1110F2P3REM3GND21+5VP4P5P6P78G5G7G6GP11G2G4G3GP2SgShSiP10SJSFSGSH7SHSFSG98SISJ6551F252F2SIF2SLSKSKSL43F2F121P8F1P1147NP8G48NP5049455G447G466G1G2G42414G433GNCNC38NC4039P9NC34NCNC35NC373632NC31NC33NCNCNC292830NCNCNC25NC2726P9P11P10P11P12P11P10KR0KR1SjSkSlSbSaSeSdScSfF111NC21NCNC22NC23NC1918NC20NCP2P1161517NCP4P512P31413P9P12P11P108P7P89P61065P97F1NP32NP4F11P3P6P2P5P3P9P6P5P2P8P8P8P9P10P1P4P4P1P7INOUTB+B: UDZ15B: 1SR154-400: UDZ2.7B: UDZ5.1B: MA111: DA204U: 2SB1370 or 2SB1375Q2: 2SA1534A: 2SK246(Y,GR): DTC124EUA or UN5212: 2SA1576A(R,S) or 2SB1218A(Q,R): DTA124EUA or UN5112: 2SC2878(B)Q13,14Q5Q7,8Q11,12Q3Q4,9,10: uPD78044FGF071: PST933D-T: NJM2100M: AK4324-VF: 2SA954(L,K)Q1: TA8409SIC6IC7,8IC9: KAN03IC3IC4IC5: M5237LIC1,2D6,7,10D5D8,9D2,3D4D1D1E1CN1UPFFWH3D9D8gc(8G3G)dSENSORREMOTEeREPEATS11FBS10S9SPACEDOWNS6S5OPEN/CLOSES4S3TIMEfabD7D6D58GCN2ED17G6G5GS8S7PAUSEPLAY/ON/ST-BYS2STOPS1D4D3D24G3G2G1GED1: 8-BT-207GKD2-9: 1SS133 or HSS104: ICP-N25IC1: KBP02ML-6127D1GND LINESIGNAL LINEB LINEB LINEDP-SG7/SG7GIC1(X14-4760-21)DISPLAY UNIT(X14-4760-21)10.7V (ST-BY)10.7V (ON)10.0V (PLAY)4.7VEDIT A B RANDOMPGMSTANDBYCCRSTRACK NO.REPEATP.C.1511141312679810TOATL SPACE214352SA1534A2SA9542SC28782SA1576A2SB1218A2SB13702SB13752SC4081DTA124EUADTC124EUATA8409SDA204UUN52122SK246CXD2507AQ*1CXA1782BQ*1KAN03NJM2100MBA6398FPM5237LICP-N25DP-SG7/SG7GParts with exploded numbers larger than 700 are not supplied. FMDM63013LMPUDP-SG7 MECHAAEAEACWASHER HEADAAABAAABABAB x 2ADAEAFAGAFAFAGAC x 2AC x 2630AD x 2123ABEXPLODED VIEW (MECHANISM)13DP-SG7/SG7G3x6(BLK)3x82.6x83x63x8(BLK)M2x5M3x6: N09-1445-05: N09-1522-05: N82-2608-46: N89-3006-46: N89-3008-45: N35-2005-46: N09-1561-05ABCDEFGJ 2SYSTEMCONTROLA 1OPTICALJ 1LINEOUT PUTS 6S 7S10repeatS 2S 5S 3S11S 8S 9spaceS 4timeS 1on/standbyGGF720DDEEEEEEx2Bx2Bx2(X14-476)(A/2)(X32-3600-00)(X25-6100-01)(X14-476)(B/2)ED1DP-SG7/SG7GEDAEx2Cx6765710702766746705767765735601655626648645x2630(16P)629(20P)650603606641651616617642x2604628(27P)640628(27P)629(20P)EEE12CEDParts with exploded numbers larger than 700 are not supplied. EXPLODED VIEW (UNIT)14DP-SG7/SG7G158 New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.Ref. NoAdd-ressNewPartsDescriptionDesti-nationRe-marksParts No.8 New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.Ref. NoAdd-ressNewPartsDescriptionDesti-nationRe-marksParts No.6011C8A01-3313-01METALLIC CABINET6032CA22-1778-31SUB PANELT1E16032C8A22-1828-01SUB PANELM16042C8A29-1058-03PANELT1E16042CA29-1060-03PANELM16062C8A60-1671-03PANELT1E16062C8A60-1680-03PANELM16162CB10-2372-03FRONT GLASS6172CB12-0318-04INDICATOR6261EE30-2592-15AC POWER CORDM1E16261EE30-2721-05AC POWER CORDT16281D,2EE35-1475-05FLAT CABLE 27P6291D,1EE35-1476-05FLAT CABLE 20P6301DE35-1573-05FLAT CABLE 16P6402EG11-2283-04CUSHION6412CG11-2284-04CUSHION6422DG11-2381-04CUSHION-H10-7454-02POLYSTYRENE FOAMED FIXTURE-H10-7455-02POLYSTYRENE FOAMED FIXTURE-H12-2299-14PACKING FIXTURET1-H25-1579-04PROTECTION BAGE1-H25-1581-04PROTECTION BAGT1-H25-1620-04PROTECTION BAGM1-8H50-3419-04ITEM CARTON CASEE1-8H50-3422-14ITEM CARTON CASEM1-8H50-3454-04ITEM CARTON CASET16452EJ02-0370-05FOOT6481EJ42-0083-05POWER CORD BUSHING-J61-0307-05WIRE BAND6502D8K29-7571-03KNOB6512CK29-6741-04KNOB (POWER)6551D8L07-2749-05POWER TRANSFORMERM16551DL07-2750-05POWER TRANSFORMERT1E1S1S74-0065-05LEAF SWITCH (LIMIT)C1CE04KW1C332MELECTRO3300UF16WVC2C90-3209-05ELECTRO10UF6.3WVCN1E40-4632-05PIN ASSYCN2E40-9965-05FLAT CABLE CONNECTOR-J19-5820-03HOLDERS1 -11S70-0031-05TACT SWITCHD1KBP02ML-6127DIODED2 -9HSS104DIODED2 -91SS133DIODEED18-BT-207GKINDICATOR TUBEIC1ICP-N25ANALOGUE ICA1W02-2561-05ELECTRIC CIRCUIT MODULEC1CE04KW1H101MELECTRO100UF50WVC2CK73FB1H103KCHIP C0.010UFKC3CE04KW1H100MELECTRO10UF50WVC5CE04KW1H010MELECTRO1.0UF50