Kenwood-DPFJ5020-cd-sm 维修电路原理图.pdf

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1、MULTIPLE COMPACT DISC PLAYERCD-323M/324MDPF-J5020SERVICE MANUAL 1998-11/B51-5496-00 (K/K) 2945MULTIPLE COMPACT DISC PLAYERSTANDBYPOWERDISPLAYDISC SKIP0PUSH OPENRANDOMCONFIRMREPEAT674 200 DISC LOADING WITH TWIN PICK UP MECHANISMTIMER PLAYOFFONLROUTPUTSYSTEMCONTROLDIGITALOUTDIGITALOUTCOAXIALOPTICALSL1

2、6 XS 8KENWOOD badge(B43-0302-04)Knob(K29-6885-38)Panel *(A29-)Metallic cabinet(A01-3501-08)AC power cord *(E30-)Mini phone jack(E11-0293-05)Oscillating module *(W02-1114-05) : T1E1Power cord bushing(J42-0083-05)Slide switch(S31-2132-05)Phono jack *(E63-1079-05) : KP1K1P2Y1Phono jack(E63-1078-05)Fron

3、t glass(B10-2395-08)Front glass(B10-2396-18)Dressing panel *(A21-)Dressing panel *(A21-)Knob(K29-6824-18)Panel *(A60-)* Refer to parts list on page 17.Refer to CD-223M/DPF-J3010 service manual (B51-5409-00) if require the following items in detail.1) Mechanism operation description.2) Disassembly fo

4、r repair.Illustration is CD-324M/DPF-J5020.In compliance with Federal Regulations, following arereproductions of labels on, or inside the product relating tolaser product safety.KENWOOD-Corp. certifies this equipment conforms toDHHS Regulation No.21 CFR 1040.10, Chapter 1, Sub-chapter J.DANGER : Las

5、er radiation when open and interlockdefeated.AVOID DIRECT EXPOSURE TO BEAM.CD-323M(K) COVER1,1p( 98.11.26 5:00 PM yW 2RadioFans.CN 收音机爱 好者资料库CD-323M/324M/DPF-J50202CONTENTS/ACCESSORIES/EXTERNAL VIEWContentsAudio cord (1)(E30-0505-05)System control cord (1)(E30-2816-05)Batteries (R6/AA) (2)Remote con

6、trol unit (1)(A70-1257-08) : CD-324M/DPF-J5020Battery cover : (A09-0374-08)?MULTIPLE COMPACT DISC PLAYERSTANDBYPOWERBEST SELECTIONDISC SKIPRANDOMMODECONFIRMREPEATDISPLAY/INSERT674 1P.MODE/CHARA.ENTERCHECK/SPACECLEAR/DELETESET200 DISC LOADING WITH TWIN PICK UP MECHANISMTIMER PLAYOFFONKENWOOD badge(B4

7、3-0302-04)Knob(K29-6885-08)Panel(A29-0886-28)Front glass(B10-2485-08)Front glass(B10-2456-08)Dressing panel(A21-3749-08)Dressing panel(A21-3732-08)Knob(K29-6824-18)Panel(A60-1261-28)Illustration is CD-323M.* Refer to parts list on page 17.CONTENTS/ACCESSORIES/EXTERNAL VIEW .2CIRCUIT DESCRIPTION.3ADJ

8、USTMENT.8PC BOARD .9SCHEMATIC DIAGRAM .11EXPLODED VIEW .15PARTS LIST.17SPECIFICATIONS .Back coverAccessoriesExternal viewCD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 3RadioFans.CN 收音机爱 好者资料库CD-323M/324M/DPF-J50203CIRCUIT DESCRIPTIONLOAD_P1UNLOAD_SW1SQCK75SQCKLOADM+1LOADM-1LOAD_M1SOSIDOT/QDATA7267X32, I

9、C14STB17471475556uPD784215GF541PERIPHERY IC RESETJOGIC RESETENCODE_BENCODE_AX32, IC9HM62256BLFP-8TLDC70LASER ON/OFFON/STANDBYMONRMUTE3148ANALOG MUTESPINDLE MOTOR ON/OFF8491(AD0AD7)7683, 929912(A0A17)8/16A/D053548BIT/16BITMODEL DISCRIMINATIONCSCESERIALCOMMUNICATIONWEOEIC2X32, IC8S1_SWCLOCK34CDM-31MEC

10、HA347S3_SWS2_SWS1_SWS3_SWS2_SWDATAXLAT3635DATAXLATCLOKCLKSOSISTB7P 4PCXD2587Q (DSP)uPD780204(DOT DRIVER)POWER ONPLAY ON/OFFDISC SWD_PWMROTARY+2310D_SENS242528292627D_PWMSCLKSENSMUTEG334532SCLKSYSMSENSROTARY-LOAD SW1UNLOAD_SW1LOAD SW1ROTALY_CWROTALY_CCWSCORSUBQ7344SQSOSCOR856304950SBUSYSDATAASTBRDWRC

11、S1. Main microprocessor : uPD784215GF541 (IC8)1-1 Microprocessor periphery block diagramCD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 6CD-323M/324M/DPF-J50204CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription1A16ONo connection.2A17ONo connection.2NCNo connection.3S3-SWIMechanism address detector switch.4S

12、2-SWIMechanism address detector switch.5RDOSRAM read strobe.6WROSRAM write strobe7S1-SWIMechanism address detector switch.8ASTB(CE)ONo connection.9VDDPower supply (+5V).10+5VPULODisc sensor PWM output.11RTRNONo connection.12RWRONo connection.13RWRRONo connection.14-21L-D0-D7ONo connection.22TESTGND.

13、23DISC-SWIDisc sensor.24ROTARY-CWOMechanism rotary motor (+).H : CCW25ROTARY-CCWOMechanism rotary motor (-).H : CW26LOADM+1OLoading motor (+) for main pickup.27LOADM-1OLoading motor (-) for main pickup.28LOAD-SW1ILoading switch for main pickup.29UNLOAD-SW1IUnloading switch for main pickup.30CSOSRAM

14、CS.31MONOControl port of poor focus works.32SCLKOSens serial data read clock.33SENSISENS signal input.34CLOCKOSerial data clock.35XLATOCXD2587Q latch.36DATAOSerial data output.37VDDPower supply (+5V).38, 39X1, 2Main system clock (12.5MHz).40VSSGND.41XT2No connection.42XT1IGND.43RESETISystem reset si

15、gnal input.44SCORISub code synchro detection.45MUTEGOMuting control output.H : MUTE ON.46STB2ONo connection.47IC RESETOIC reset.48RMUTEOAnalog mute.L : MUTE ON.49SDATAI/OSerial data signal I/O.50SBUSYI/OSerial busy signal I/O.51AVDDPower supply(+5V).52AVREFA/D reference power supply.53A/D0IModel sel

16、ector.548/16I8/16 bit selector. H:16bit.55JOG2IEncoder signal A input.1-2 Microprocessor pin description (X32, IC8)CD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 7CD-323M/324M/DPF-J50205CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription56JOG1IEncoder signal B input.57DOOR-SWIDoor open/close detector switch

17、.58LOAD-SW2IGND.59UNLOAD-SW2IGND.60DISC-SW2IDisc2 sensor.61AVSSGND.62LOADM-2ONo connection.63LOADM+2ONo connection.64AVREF1D/A reference power supply.65RXD-RINo connection.66TXD-RONo connection.67SQCK/SCK-SWO“SQCK,SCK(DOT/DSP clock).L: DSP.”68RXD SUBINo connection.69TXD SUBONo connection.70LDCOLaser

18、 on/off.L: Laser diode ON.71STB1OStrobe signal output to dot driver.72S0IData input from dot driver.73SQS1ISub code read data input.74S1OData output to dot driver.75SCK/SQCKODot driver/sub code read clock.76-83A147OAddress output to SRAM.84-91D07I/OSRAM data buss.92-98A06OAddress output to SRAM.99A1

19、5ONo connection.100VSSGND.1-3 Key matrix( ) : IC14 Pin No.VOLTAGEKEY RETURN 0 (33)KEY RETURN 1 (32)KEY RETURN 2 (31)4.166V323MCHECK/SPACE323MMODE323MBEST SEL.324M/J5020DISPLAY3.333V323M CLEAR/DELETE323MSETRANDOM2.5V323MFB323MENTERCONFIRM1.666V323MFFREPEAT323MDISP/INS0.833VDOWNPLAY/PAUSE0VUPPOWERSTOP

20、323MP.MODE/CHARACD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 10CD-323M/324M/DPF-J50206CIRCUIT DESCRIPTIONPin No.Pin NameI/ODescription1VDDPower supply (+5V)2, 3NCNo connection.4STANDBYOStandby LED control5LED-AONo connection.6LED-BONo connection.7POW-PI/OTimer sw on input.8, 9NCNo connection.10RESETI S

21、ystem reset input11, 12X1, 2Main system clock. (5MHz).13VSSGND.14XT2No connection.15XT1I GND.16VDDPower supply (+5V)17SCKI Serial clock.18SOOData output.19SII Data input.20-24NCNo connection.25AVSSGND.2630A/D7A/D3GND.3133A/D2A/D0I Key return signal input (20).34AVDDA/D analog power supply.35AVREFA/D

22、 reference power supply.36, 37VSSGND.38REMI Remote control input. (Except for CD-323M.)39STB1I Strobe signal input.40VSSGND.4145NCNo connection.46VDDPower supply (+5V)47NCNo connection.4852P15OFL control output. 1G (38), 2G16G (1- 1 to 5- 1).5357P610OFL control output. 2G16G (1- 2 to 5- 2).5862P1115

23、OFL control output. 2G16G (1- 3 to 5- 3).63, 64P16, 17OFL control output. 2G16G (1- 4 to 2- 4).6569P3531OFL control output. 2G16G (5- 7 to 1- 7).7074P3026OFL control output. 2G16G (5- 6 to 1- 6).7578P2522OFL control output. 2G16G (5-5 to 2-5).79VLOADNegative power supply (-37.5V).80P21OFL control ou

24、tput. 2G16G (1-5).81, 82P20, 19OFL control output. 2G16G (5-4 , 4-4).83NCNo connection.84P18OFL control output. 2G16G (3-4).85929G16GOFL control output. 9G16G.931008G1GOFL control output. 8G1G.2. FL Microprocessor : UPD780204-038 (X32, IC14)Pin descriptionCD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 9C

25、D-323M/324M/DPF-J5020CIRCUIT DESCRIPTION7INPUT KEYPROCEDUREDISPLAYInsert the AC plug toINITIAL CONDITIONINITIAL OK!the wall outlet with Disc No.1 moves to the center and clamp it.MECH. INITIALpressing the SKIP- Clear the memory of the SRAM.DOWN key. Door opens.INITIAL NG Set the switch of TIMER ON P

26、LAY to ON.TIMER, NG Set the switch of SYSTEM CONTROL to XS8.SER, NGInsert the AC plug toCIRCUIT ADJUSTMENTTEST ONthe wall outlet with Open the door and load the disc to the Disc pressing the REPEATNo.1.key Close the door. The unit chances to test mode”05” after clamping the disc.PLAY/PAUSE Change th

27、e mode 05(tracking-on) and 03 (tracking-off) 05 1 : 23 03 2 : 34alternately by the PLAY key.STOPStop the function.00UPThe pickup travels outwards.MOTOR FORWARDDOWNThe pickup travels inwards.MOTOR REVERSERANDOMShows the result of self-adjustment.07 EF/FB 07 XXX:XXX08 TG/FG08 XXX:XXX09 FE/RF09 XXX:XXX

28、10 TE/VC 10 XXX:XXXMode changes alternately by the RANDOM key.NG : blinkingDISPLAYshows niagara modePOWERCheck the transmission signal (Disc No.1 and TrackNo.99) of the remote controller.*DPF-J5020, CD-324M only.REPEATPlayback PGM signal of the TrackNo.7,13,23,30,34 and 41 in the order. And releaseC

29、ONFIRMRelease the test mode.(TIMER PLAY SW)Check the switch position.TIMER ON, TIMER OFF(SL16/XS8 SW)Check the switch position.16BIT, 8BIT(TxD port)Check the SL16-TEXT port.“TxD : H - RxD:L, TxD:L - RxD:H”Insert the AC plug toCHECK THE MECHANISM JAMMING. the order.the wall outlet withClamp the Disc

30、No1,2,100,50,200 and 199 inpressing the UP key.the order.Insert the AC plug to the wallTHE MECHANISM TEST MODE.outlet with pressing theDisplay shows NIAGARA until pressing any key.RANDOM key.PLAY/PAUSE Change the mode 05 (tracking-on) and05 1 : 23 03 2 : 3403 (tracking-off) alternately by the PLAY k

31、ey.STOPStop the function.Shows the result of self-adjustment.07 EF/FB 07 XXX:XXX08 TG/FG08 XXX:XXX09 FE/RF09 XXX:XXX10 TE/VC 10 XXX:XXXMode changes alternately by the STOP key.NG : blinkingUPArm Motor Load operation.MOTOR LOADDOWNArm Motor Unload operation.MOTOR UNLOAD RANDOMRotary Motor Clockwise t

32、urning.MOTOR CWDISPLAYRotary Motor Counterclockwise turning.MOTOR CCW3. TEST MODECD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 12CD-323M/324M/DPF-J50208CIRCUIT DESCRIPTION/ADJUSTMENTDISPLAYERROR CONTENTSMECHA ERROR 01No input of S3. The original position error of Disc Number.MECHA ERROR 02No input of S2

33、. The turning direction error to counterclockwiseMECHA ERROR 03No input of S1. The turning direction error to clockwiseMECHA ERROR 04No input of main load sw.MECHA ERROR 05No input of main unload sw.INPUT KEYPROCEDUREDISPLAYPOWERCheck the transmission signal(Disc No.1 and TrackNo.99) of the remote c

34、ontroller.*DPF-J5020, CD-324M onlyREPEATPlayback PGM signal of the Track No.7,13,23,30,34 and 41 in the order.And releasehe test mode. CONFIRMRelease the test mode.(TIMER PLAY SW)Check the switch position.TIMER ON , TIMER OFF(SL16/XS8 SW)Check the switch position.16BIT, 8BIT(TxD port)Check the SL16-

35、TEXT port.TxD : H RxD : L, TxD : L RxD : H4. ERROR CODES1-3:Mechanism address detector switch.There are load and unload switches in the main pickup.S3S2SENSOR PCBS1 DISC 19S2 DISC 1099S3 DISC 100200S1ADJUSTMENTCIRCUIT DESCRIPTIONNo.1ITEMFOCUS ERRORBIASINPUTSETTINGTest discType4/KTD-02OUTPUTSETTINGCo

36、nnect an oscillo-scope as follows.CH1:RF (CN2-1)PLAYERSETTINGPress the PLAY/PAUSE key .Confirm that the display is 05.ALIGNMENTPOINTFE BIASVR1ALIGN FOROptimum eyepatternFIG.(d)Note:Type 4 disc :SONY YEDS-18 Test Disc or equivalent.LPF : Around 47k + 390 pF or so.1. With pressing the RANDOM KEY, turn

37、 the power on to enter the test mode.2. Set the Test disc to Disc NO. 1.3. Close the door.RF signal in test mode (PLAY).Perform the tangential and focusing offset are focused intoone point on the display. The crossing points above andbelow the center shall also be looked clearly. (FE BIAS)RF signalF

38、IG. (d)CD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 11IC9IC1IC8IC13IC10Q28Q29IC7IC14IC21100818051503114152811011120121204140806015658416158413010C17C61C60C23R131R4R8R8C4R2R5R1R6R14R12.R13R34C24C9C10C11C8R47R125R137R9C19C29R51R55R53R56R54R52R128R124C27R45R121R123R126R127R46R40C28R23C16C15R25R24R17R18R19

39、C22C12C13R22R21R20C14C20R27R44C51C30R43R39R42R41C33C34C52C53C54C35C40C43C21C105C106C55C102FE-BR50R48R122EBEBC91C90C89100818015150C633031C64C68R49Q25D33Q9Q21Q11D24D4D1Q2Q13Q1Q22Q26Q27Q14D5D3D2Q12D30D8D9D6D7D23D21D25D26D27D28Q24Q23D34CN3CN11CN12CN10CN13J2CN14P1J3S22J1Q19Q20P2D22D20S23CN9WH4E11CN2CN1CN

40、5CN4IC16IC12S2S3S4S15S16WH3S1S21D13E7E6WH3S20ED1S8S7S5S9S13S14S6S10S18S17S12S11WH4E10A1WH2E9A2X32 C/6OPT OUTX32 F/6X32 E/6COAX OUTCONTROLSYSTEMPRE OUTB/6X32X32 D/6X32-3700-10 A/6RFFE1VCFE2TE2TE1S.SGNDRDOEWRWE+5V-SRAMGND+5V4ch-BTLDM SLDSQSISQCKRMUTERSTGNDGND+5VCLKuCOM-FSDATAFCS-GND-SRAMRESET+5VGNDVCG

41、NDLOADM-1+5VGNDVC+5VuCOM-FRESET+7.5VSCORRESETGNDGNDGNDGND+5VGNDCSCS+5VGNDGNDuCOM-FVPP+7.5VRFRFF+5V+5V+5V+7.5VRMUTEuCOM-F+5VDISC-SW2TRKFCS+5VBTL(ROTLY)BTL(LOAD)+7.5VMONSLT-SW+5V+5V-SRAM+5VGND+5V-PULSEDISC-SW2DISC-SW2GNDGNDDISC-SW2FE-BIASGNDNC+BF-40BGND230V115VT.F0V-40B+BF230V115VGND+7.5VGND+7.5VSQCK/

42、SCKSOSQSISISTB1113SQCK/SCK-SWuCOM-FSBUSYGNDuCOM-F3+7.5V+5VVC16.9344MHGND+5VVR1SGNDBUSYSDATAGNDR63C31C59C3W46C47C48C46C18C44C1C50C26C2C25C5C45C36W22R62L1R61W1W96W3W95W94R116R79W76W78W79R7R38W18W17W2W87W86W85W66W67W64W63W42R16W4W27R72W49W50W10R71R67R31R26W69W62R91W6W9W11W68W31R89R90W15W13W14W19R32R129

43、W36R30R113W20W7W8R33R82W32W24W45R73R74W93R76R118W97W100W92W16W72W99W73W74W75W71W70R117W77W59R81C32W43R60R80W41W38R68R15W5R64W25L5W39W21R70W33R65R11W29W37W44W61W57W48W52W53W35R10W12R59W98R84R87R88R57R58R83R138R140W101W65W47W51W60C37C38R86W30R29R114R115R77R78R75R85R139W26L6W34C103X2FE-BW150C7C421EBEB8

44、bit16bitL4EBEBSDEBC41C39BEBEEBEB8/16EBX112.5MHEBEBEBC49CGNDMODER110SETR107ENTERR104CLEAR/DELETECHECKSPACER108R105R102R99DISPLAYBEST SELECTIONPOWERDOOR-SWFFR112STANDBYR111OFF/ONPOWER-ONPLAY-SW41411PLAY/PAUSEAM15RANDOMR109R106BANCDISC SKIPREPEATR101S19CONFIRMR103CP3AM30AM30AM35CP2AM25AM20R98CHARAP.MOD

45、ETR100INSERTDISPLAY/R96R119R120STOPR97W82CP1AM10AM10AM1AM1AM5AM5-40VR133R134W40+5VW235MHX4W28+5V+5VC62R92R93R94R95VOUT+5VW84R135W80W83W81GND-40VW54W56-40VFFW90 A/D0W89 A/D1W88 A/D2W91GND+5VW58W551362R1321VccGND131215G191161719EBBE512118110R130116173291ACEGIBDFHJ2135746Refer to the schematic diagram

46、for the value of resistors and capacitors.PC BOARD(Component side view)910CD-323M(K) INT 1,2P( 98.11.26 5:09 PM y W 1ABDFHJCEGI2135746R21100KC120.4733KR200.1C221500PC15R243.3K10KR23C160.047R253.3KR19C10C9 470PC11 0.1R18R1715KC80.1C7 47u4+0.01C13R22 1M2826293031333273453635343332L544R13047KC210.0110u

47、HTRI-TRI+FCI+FCI-VR-OGNDVR-IFC-CTR-CVCFCO-RSTFCO+TRO-GNDTRO+151614131211910187563422517SM-CSMO-SMO+DMO+DMO-21191820MUTEVCVC23222432DIM-(100K)REG-OREG-BDMI-(10K)SMI+SMI-262827DMI+302931GND30313332R30 100KR29 150K17181920121315142928220PR34100K31123456715KR11100R10100C240.0334.7KR322610u16C46+330u6.3C

48、45+4.7KR671011NCNC47EIVRVC9EOE8TEFEVEEF6FE-BIASPD25RFOPD13RFILDPD2VCCLDON1131219161415171820R915K27KR8R13R1220K5.6KC427PR1418K701234567891016151413111212151413R2 68KR3 68KR5 68KR6 220KR1 220KR710L110uH100u6.3C1+47u4+VR122KR1510KR1610K220u6.3C2+10uHL620R381MR27C19C207P7P100u6.3C18+R263301098765432117

49、1820194.7KR118C25330u6.3+330u6.3C26+215437698IN2VCCOUT2NCGNDVSOUT1VREFIN10.1C60292826274765233474P-GNDS-GNDIN25OUT2IN13NCVCCQ27IC12IC13NC2NCOUT117689102425100.1C61213.3KR8210KR1291234523C28R40 10KC30R42 10KR44 10K150PR43C27R39R41C29150P10K 10K10K820PDM+DM-SLD+SLD-SLT-SW-SWUNLOADLOAD-SWSW-GNDLOADM+LO

50、ADM-S3-SWGND+5VPUL+5VS2-SWS1-SWDISC-SW1ROTALY M+ROTALY M-RFFE1FE2VCTE2TE1S.SFCS-TRK-TRK+FCS+PD-VPDLDGNDFCBADEVCCVC123456789101109876354213151614111275643211212345821/4W12345470470470DM+DM-SLD+SLD-SLT-SWUNLOAD-SWLOAD-SWSW-GNDLOADM+LOAD-LOAD-LOADM+SW-GNDLOAD-SWUNLOAD-SWSLT-SWSLD-SLD+DM-DM+ROTALY M+ROT