Kenwood-CD-323-M-Service-Manual(1) 电路图 维修手册.pdf

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1、MULTIPLE COMPACT DISC PLAYER CD-323M/324M DPF-J5020 SERVICE MANUAL 1998-11/B51-5496-00 (K/K) 2945 MULTIPLE COMPACT DISC PLAYER STANDBY POWER DISPLAY DISC SKIP 0 PUSH OPEN RANDOM CONFIRM REPEAT 6 7 4 200 DISC LOADING WITH TWIN PICK UP MECHANISM TIMER PLAY OFFON L R OUTPUTSYSTEM CONTROL DIGITAL OUT DI

2、GITAL OUT COAXIAL OPTICAL SL16 XS 8 KENWOOD 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) : T1E1 Power cord bushing (J42-0083-05) Slide switch (S31-2132-05) Phono jack * (E6

3、3-1079-05) : KP1K1P2Y1 Phono jack (E63-1078-05) Front 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 it

4、ems in detail. 1) Mechanism operation description. 2) Disassembly for repair. Illustration is CD-324M/DPF-J5020. In compliance with Federal Regulations, following are reproductions of labels on, or inside the product relating to laser product safety. KENWOOD-Corp. certifies this equipment conforms t

5、o DHHS Regulation No.21 CFR 1040.10, Chapter 1, Sub- chapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. CD-323M(K) COVER1,1p( 98.11.26 5:00 PM yW 2 RadioFans.CN 收音机爱 好者资料库 CD-323M/324M/DPF-J5020 2 CONTENTS/ACCESSORIES/EXTERNAL VIEW Contents Audio cor

6、d (1) (E30-0505-05) System control cord (1) (E30-2816-05) Batteries (R6/AA) (2) Remote control unit (1) (A70-1257-08) : CD-324M/DPF-J5020 Battery cover : (A09-0374-08) ? MULTIPLE COMPACT DISC PLAYER STANDBY POWER BEST SELECTION DISC SKIP RANDOM MODE CONFIRM REPEAT DISPLAY/INSERT 6 7 4 1 P.MODE/CHARA

7、. ENTER CHECK/ SPACE CLEAR/ DELETE SET 200 DISC LOADING WITH TWIN PICK UP MECHANISM TIMER PLAY OFFON KENWOOD badge (B43-0302-04) 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) Pan

8、el (A60-1261-28) Illustration is CD-323M. * Refer to parts list on page 17. CONTENTS/ACCESSORIES/EXTERNAL VIEW .2 CIRCUIT DESCRIPTION.3 ADJUSTMENT.8 PC BOARD .9 SCHEMATIC DIAGRAM .11 EXPLODED VIEW .15 PARTS LIST.17 SPECIFICATIONS .Back cover Accessories External view CD-323M(K) COVER1,1p( 98.11.26 5

9、:01 PM yW 3 RadioFans.CN 收音机爱 好者资料库 CD-323M/324M/DPF-J5020 3 CIRCUIT DESCRIPTION LOAD_P1 UNLOAD_SW1SQCK75 SQCK LOADM+1 LOADM-1LOAD_M1 SO SI DOT/QDATA 72 67 X32, IC14 STB1 74 71 47 55 56 uPD784215GF541 PERIPHERY IC RESET JOG IC RESET ENCODE_B ENCODE_A X32, IC9 HM62256BLFP-8T LDC70LASER ON/OFF ON/STAN

10、DBY MON RMUTE 31 48ANALOG MUTE SPINDLE MOTOR ON/OFF 8491 (AD0AD7) 7683, 9299 12 (A0A17) 8/16 A/D053 548BIT/16BIT MODEL DISCRIMINATION CS CE SERIAL COMMUNICATION WE OE IC2X32, IC8 S1_SW CLOCK34 CDM-31 MECHA3 4 7 S3_SW S2_SW S1_SW S3_SW S2_SW DATA XLAT 36 35 DATA XLAT CLOK CLK SO SI STB 7P 4P CXD2587Q

11、 (DSP) uPD780204 (DOT DRIVER) POWER ON PLAY ON/OFF DISC SW D_PWM ROTARY+ 23 10 D_SENS 24 25 28 29 26 27 D_PWM SCLK SENS MUTEG 33 45 32SCLK SYSM SENS ROTARY- LOAD SW1 UNLOAD_SW1 LOAD SW1 ROTALY_CW ROTALY_CCWSCOR SUBQ73 44 SQSO SCOR 8 5 6 30 49 50SBUSY SDATA ASTB RD WR CS 1. Main microprocessor : uPD7

12、84215GF541 (IC8) 1-1 Microprocessor periphery block diagram CD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 6 RadioFans.CN 收音机爱 好者资料库 CD-323M/324M/DPF-J5020 4 CIRCUIT DESCRIPTION Pin No.Pin NameI/ODescription 1A16ONo connection. 2A17ONo connection. 2NCNo connection. 3S3-SWIMechanism address detector switc

13、h. 4S2-SWIMechanism address detector switch. 5RDOSRAM read strobe. 6WROSRAM write strobe 7S1-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 connec

14、tion. 22TESTGND. 23DISC-SWIDisc sensor. 24ROTARY-CWOMechanism rotary motor (+).H : CCW 25ROTARY-CCWOMechanism rotary motor (-).H : CW 26LOADM+1OLoading motor (+) for main pickup. 27LOADM-1OLoading motor (-) for main pickup. 28LOAD-SW1ILoading switch for main pickup. 29UNLOAD-SW1IUnloading switch for

15、 main pickup. 30CSOSRAM 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

16、. 42XT1IGND. 43RESETISystem reset signal 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). 52AVR

17、EFA/D reference power supply. 53A/D0IModel selector. 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 7 CD-323M/324M/DPF-J5020 5 CIRCUIT DESCRIPTION Pin No.Pin NameI/ODescription 56JOG1IEncoder s

18、ignal B input. 57DOOR-SWIDoor open/close detector switch. 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

19、: DSP.” 68RXD SUBINo connection. 69TXD SUBONo connection. 70LDCOLaser 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 ou

20、tput to SRAM. 84-91D07I/OSRAM data buss. 92-98A06OAddress output to SRAM. 99A15ONo connection. 100VSSGND. 1-3 Key matrix( ) : IC14 Pin No. VOLTAGEKEY RETURN 0 (33)KEY RETURN 1 (32)KEY RETURN 2 (31) 4.166V323MCHECK/SPACE323MMODE 323MBEST SEL. 324M/J5020DISPLAY 3.333V323M CLEAR/DELETE323MSETRANDOM 2.5

21、V323MFB323MENTERCONFIRM 1.666V323MFFREPEAT323MDISP/INS 0.833VDOWNPLAY/PAUSE 0VUPPOWERSTOP 323MP.MODE/CHARA CD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 10 CD-323M/324M/DPF-J5020 6 CIRCUIT DESCRIPTION Pin No.Pin NameI/ODescription 1VDDPower supply (+5V) 2, 3NCNo connection. 4STANDBYOStandby LED control

22、5LED-AONo connection. 6LED-BONo connection. 7POW-PI/OTimer sw on input. 8, 9NCNo connection. 10RESETI System reset input 11, 12X1, 2Main system clock. (5MHz). 13VSSGND. 14XT2No connection. 15XT1I GND. 16VDDPower supply (+5V) 17SCKI Serial clock. 18SOOData output. 19SII Data input. 20-24NCNo connecti

23、on. 25AVSSGND. 2630A/D7A/D3GND. 3133A/D2A/D0I Key return signal input (20). 34AVDDA/D analog power supply. 35AVREFA/D reference power supply. 36, 37VSSGND. 38REMI Remote control input. (Except for CD-323M.) 39STB1I Strobe signal input. 40VSSGND. 4145NCNo connection. 46VDDPower supply (+5V) 47NCNo co

24、nnection. 4852P15OFL control output. 1G (38), 2G16G (1- 1 to 5- 1). 5357P610OFL control output. 2G16G (1- 2 to 5- 2). 5862P1115OFL 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 outp

25、ut. 2G16G (5- 6 to 1- 6). 7578P2522OFL control output. 2G16G (5-5 to 2-5). 79VLOADNegative power supply (-37.5V). 80P21OFL control output. 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. 931

26、008G1GOFL control output. 8G1G. 2. FL Microprocessor : UPD780204-038 (X32, IC14) Pin description CD-323M(K) COVER1,1p( 98.11.26 5:01 PM yW 9 CD-323M/324M/DPF-J5020 CIRCUIT DESCRIPTION 7 INPUT KEYPROCEDUREDISPLAY Insert the AC plug toINITIAL CONDITIONINITIAL OK! the wall outlet with Disc No.1 moves t

27、o the center and clamp it.MECH. INITIAL pressing the SKIP- Clear the memory of the SRAM. DOWN key. Door opens.INITIAL NG Set the switch of TIMER ON PLAY to ON.TIMER, NG Set the switch of SYSTEM CONTROL to XS8.SER, NG Insert the AC plug toCIRCUIT ADJUSTMENTTEST ON the wall outlet with Open the door a

28、nd 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 the mode 05(tracking-on) and 03 (tracking-off) 05 1 : 23 03 2 : 34 alternately by the PLAY key. STOPStop the function.00 UPThe pickup travels outwar

29、ds.MOTOR FORWARD DOWNThe pickup travels inwards.MOTOR REVERSE RANDOMShows the result of self-adjustment. 07 EF/FB 07 XXX:XXX 08 TG/FG08 XXX:XXX 09 FE/RF09 XXX:XXX 10 TE/VC 10 XXX:XXX Mode changes alternately by the RANDOM key.NG : blinking DISPLAYshows niagara mode POWERCheck the transmission signal

30、 (Disc No.1 and Track No.99) of the remote controller. *DPF-J5020, CD-324M only. REPEATPlayback PGM signal of the Track No.7,13,23,30,34 and 41 in the order. And release CONFIRMRelease the test mode. (TIMER PLAY SW)Check the switch position.TIMER ON, TIMER OFF (SL16/XS8 SW)Check the switch position.

31、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 No1,2,100,50,200 and 199 in pressing the UP key.the order. Insert the AC plug to the wallTHE MECHANISM TEST MODE. outlet wi

32、th pressing theDisplay shows NIAGARA until pressing any key. RANDOM key. PLAY/PAUSE Change the mode 05 (tracking-on) and05 1 : 23 03 2 : 34 03 (tracking-off) alternately by the PLAY key. STOPStop the function. Shows the result of self-adjustment. 07 EF/FB 07 XXX:XXX 08 TG/FG08 XXX:XXX 09 FE/RF09 XXX

33、:XXX 10 TE/VC 10 XXX:XXX Mode changes alternately by the STOP key.NG : blinking UPArm Motor Load operation.MOTOR LOAD DOWNArm Motor Unload operation.MOTOR UNLOAD RANDOMRotary Motor Clockwise turning.MOTOR CW DISPLAYRotary Motor Counterclockwise turning.MOTOR CCW 3. TEST MODE CD-323M(K) COVER1,1p( 98

34、.11.26 5:01 PM yW 12 CD-323M/324M/DPF-J5020 8 CIRCUIT DESCRIPTION/ADJUSTMENT DISPLAYERROR CONTENTS MECHA ERROR 01No input of S3. The original position error of Disc Number. MECHA ERROR 02No input of S2. The turning direction error to counterclockwise MECHA ERROR 03No input of S1. The turning directi

35、on error to clockwise MECHA ERROR 04No input of main load sw. MECHA ERROR 05No input of main unload sw. INPUT KEYPROCEDUREDISPLAY POWERCheck the transmission signal(Disc No.1 and Track No.99) of the remote controller. *DPF-J5020, CD-324M only REPEATPlayback PGM signal of the Track No.7,13,23,30,34 a

36、nd 41 in the order.And release he 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-TEXT port. TxD : H RxD : L, TxD : L RxD : H 4. ERROR CODE S1-3:Mechanism address detect

37、or switch. There are load and unload switches in the main pickup. S3 S2 SENSOR PCB S1 DISC 19 S2 DISC 1099 S3 DISC 100200 S1 ADJUSTMENT CIRCUIT DESCRIPTION No. 1 ITEM FOCUS ERROR BIAS INPUT SETTING Test disc Type4 /KTD-02 OUTPUT SETTING Connect an oscillo- scope as follows. CH1:RF (CN2-1) PLAYER SET

38、TING Press the PLAY /PAUSE key . Confirm that the display is 05. ALIGNMENT POINT FE BIAS VR1 ALIGN FOR Optimum eye pattern FIG. (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 the power on to enter the test mode. 2.

39、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 into one point on the display. The crossing points above and below the center shall also be looked clearly. (FE BIAS) RF signal FIG. (d) CD-323M(K) COVER1,1p( 98.

40、11.26 5:01 PM yW 11 IC9 IC1 IC8 IC13 IC10 Q28 Q29 IC7 IC14 IC2 1 100 81 80 5150 31 14 15 28 1 10 1 1120 1 2120 41 40 80 60 1 5 6 5 8 41 61 58 41 30 10 C17 C61 C60 C23 R131 R4 R8 R8 C4 R2 R5 R1 R6 R14 R12 . R13 R34 C24 C9 C10 C11 C8 R47 R125 R137 R9 C19 C29 R51 R55R53 R56R54 R52 R128 R124 C27 R45 R12

41、1R123 R126 R127 R46 R40 C28 R23 C16 C15 R25 R24 R17 R18 R19 C22 C12 C13 R22 R21R20 C14 C20 R27 R44 C51 C30 R43 R39 R42 R41 C33 C34 C52 C53 C54 C35 C40 C43 C21 C105 C106 C55 C102 FE-B R50 R48 R122 EB EB C91 C90 C89 100 8180 1 51 50 C63 3031C64 C68 R49 Q25 D33 Q9 Q21 Q11 D24 D4 D1 Q2 Q13 Q1 Q22 Q26 Q2

42、7 Q14 D5 D3 D2 Q12 D30 D8 D9 D6 D7 D23 D21 D25 D26 D27 D28 Q24 Q23 D34 CN3 CN11 CN12 CN10 CN13 J2 CN14 P1 J3 S22 J1 Q19 Q20 P2 D22 D20 S23 CN9 WH4 E11 CN2 CN1 CN5 CN4 IC16 IC12 S2 S3S4 S15S16 WH3 S1 S21 D13 E7 E6 WH3 S20 ED1 S8 S7 S5 S9 S13 S14 S6 S10 S18 S17 S12 S11 WH4 E10 A1 WH2 E9 A2 X32 C/6 OPT

43、 OUT X32 F/6 X32 E/6 COAX OUT CONTROL SYSTEM PRE OUT B/6 X32 X32 D/6 X32-3700-10 A/6 RF FE1 VC FE2 TE2 TE1 S.S GND RDOE WRWE +5V-SRAM GND +5V 4ch-BTL DM SLD SQSI SQCK RMUTE RST GND GND +5V CLK uCOM-F SDATA FCS- GND-SRAM RESET +5V GND VC GND LOADM-1 +5V GND VC +5V uCOM-F RESET +7.5V SCOR RESET GND GN

44、D GND GND +5V GND CS CS +5V GND GND uCOM-F VPP +7.5V RF RF F +5V +5V +5V +7.5V RMUTE uCOM-F +5V DISC-SW2 TRKFCS +5V BTL(ROTLY) BTL(LOAD) +7.5V MON SLT-SW +5V +5V-SRAM +5V GND +5V-PULSE DISC-SW2DISC-SW2 GND GND DISC-SW2 FE-BIAS GND NC +B F -40B GND 230V 115V T.F 0V -40B +B F 230V 115V GND +7.5V GND +

45、7.5V SQCK/SCK SO SQSI SI STB1 113 SQCK/SCK-SW uCOM-F SBUSY GNDuCOM-F 3 +7.5V +5V VC 16.9344MH GND +5V VR1 SGND BUSY SDATA GND R63 C31 C59 C3 W46 C47 C48 C46 C18 C44 C1 C50 C26 C2 C25 C5 C45 C36 W22 R62 L1 R61 W1 W96 W3 W95 W94 R116 R79 W76 W78 W79 R7 R38 W18 W17 W2 W87 W86 W85 W66 W67 W64 W63 W42 R1

46、6 W4 W27 R72 W49 W50 W10 R71 R67 R31 R26 W69 W62 R91 W6 W9 W11 W68 W31 R89 R90 W15 W13 W14 W19 R32 R129 W36 R30 R113 W20 W7 W8 R33 R82 W32 W24 W45 R73 R74 W93 R76 R118 W97 W100 W92 W16 W72 W99 W73 W74 W75 W71 W70 R117 W77 W59 R81 C32 W43 R60 R80 W41 W38 R68 R15 W5 R64 W25 L5 W39 W21 R70 W33 R65 R11

47、W29 W37 W44 W61 W57 W48 W52 W53 W35 R10 W12 R59 W98 R84 R87 R88 R57 R58 R83 R138 R140 W101 W65 W47 W51 W60 C37 C38 R86 W30 R29 R114 R115 R77 R78 R75 R85 R139 W26 L6 W34 C103 X2 FE-B W150 C7 C42 1 EB E B 8bit 16bit L4 E B E B SD EB C41 C39 B E BE EB EB 8/16 E B X1 12.5MH EB EB E B C49 CGND MODE R110

48、SET R107 ENTER R104 CLEAR/ DELETE CHECK SPACE R108 R105 R102 R99 DISPLAY BEST SELECTION POWER DOOR-SW F F R112 STANDBY R111 OFF/ON POWER-ONPLAY-SW 4 1 4 1 1 PLAY/PAUSE AM15 RANDOM R109 R106 B A NC DISC SKIP REPEAT R101 S19 CONFIRM R103 CP3 AM30AM30 AM35 CP2 AM25 AM20 R98 CHARA P.MODET R100 INSERT DISPLAY/ R96 R119 R120 STOP R97 W82 CP1 AM10AM10 AM1AM1 AM5AM5 -40V R133 R134 W40 +5VW23 5MH X4 W28 +5V +5V C62 R92 R93 R94 R95 VOUT +5VW84 R135 W80 W83 W81 GND -40VW54 W56 -40V F F