Kenwood-DPCX-802-Service-Manual 电路图 维修手册.pdf

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1、PORTABLE CD PLAYER DPC-X707/X802 SERVICE MANUAL 1999-6/B51-5526-00 (K/K) 2510 SPECIFICATIONS * Refer to parts list on page 12. In compliance with Federal Regulations, following are repro- ductions of labels on, or inside the product relating to laser product safety. KENWOOD-Corp. certifies this equi

2、pment conforms to DHHS Regulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM. Format System . Compact disc digital audio system Laser .Semiconductor laser Audio Frequency response.20 Hz to 20 kHz, 3 dB PHONE

3、S output level (16, 1 kHz ) . 10 mW + 10 mW Line output/impedance .0.55 Vrms/1 k Power supply External DC supply . 4.5V to 6 V DC Rechargeable batteries (NB-88) x 2 or 4 .DC 2.4 V Commercially-available alkaline batteries (LR6/AA) x 2 or 4.DC 3 V Battery life (continuous repeat playback) (Figures in

4、side parentheses show the performance when the D.A.S.C. is ON.) Commercially-available alkaline batteries (LR6/AA) x 2 . Approx. 12 (9.5) Hours Commercially-available alkaline batteries (LR6/AA) x 4 . Approx. 29 (20) Hours Rechargeable batteries (NB-88) x 2 . Approx. 5.5 (4.5) Hours Alkaline batteri

5、es (LR6/AA) x 2 and rechargeable batteries (NB-88) x 2 . Approx. 18 (15) Hours Dimensions (W x H x D) . 129 mm x 29.5 mm x 151 mm (5 - 1/16 x 1 - 3/16 x 5-15/16) Weight (net). 272 g (9.6 oz) Note: KENWOOD follows a policy of continuous advancements in development. For this reason specifications may

6、be changed without notice. Top cabinet (A02-2923-08) DC jack (E03-0356-08) Phone jack or OPT out * CD door assy (A53-2169-08) Phone jack (E11-0372-08) Potentionmeter (R31-0086-08) Knob (REPEAT/P.MODE) (K27-2381-08) Knob (OPEN) (K27-2379-08) 70% DPC-X802(K) COVER1,1P( 99.10.29 7:19 PM yW 2 RadioFans.

7、CN 收音机爱 好者资料库 DPC-X707/X802 2 CONTENTS / ACCESSORIES SPECIFICATIONS .Top cover CONTENTS / ACCESSORIES .2 CIRCUIT DESCRIPTION.3 PC BOARD .5 SCHEMATIC DIAGRAM .7 EXPLODED VIEW .11 PARTS LIST.12 Contents Car cassette adapter (1) (W01-0922-05): X802 Model Car battery adapter (1) (W01-0921-05): X802 Mode

8、l AC adapter (1) (W08-0658-08): E8E7 (W08-0675-08): M7M8 (W08-0679-08): X8X7 (W09-1251-05): K8P8 (W08-0678-08): T7T8 AC plug adaptor (1) (E03-0115-05): M7M8 Rechargeable battery (2) (W09-1240-05): M7E7X7 M8T7T8 Innerphone (1) (W01-0923-05): M7X7 (W01-0925-05): X8E8E7M8 (W01-0975-08): T7T8 Headphone

9、(1) (W01-0924-05): K8P8 LCD remocon (1) (A70-1171-05): M7X7 Accessories DPC-X802(K) COVER1,1P( 99.10.29 7:19 PM yW 3 RadioFans.CN 收音机爱 好者资料库 DPC-X707/X802 3 CIRCUIT DESCRIPTION Pin No.NameI/ODescription 1BEEPONOT USED 2PE6-NOT USED 3SENS2ISENSITIVITY INPUT 4FOKIFOCUS OK SIGNALL: FOCUS DOWNH:FOCUS OK

10、 5SQCKOSUB Q SIGNAL READ TIMING CLOCK (TO CXD3009Q) 6SQSOICD SUB CODE INPUT (FROM CXD3009Q) 7DATAODATA TO CXD3009Q 8YMCLKOSIGNAL OUTPUT (TO SM5903AF) 9ZSENSEISENSITIVE SIGNAL INPUT(FROM SM5903AF) 10YMDATAODATA SIGNAL OUTPUT (TO SM5903AF) 11AMUTEOAUDIO MUTEL: MUTE OFFH: MUTE ON 12MIXONOT USED 13SOUND

11、ONOT USED 14BBSONOT USED 15REM-DATAOREMOCON DATA OUTPUT 16OPTONOT USED 17LIGHTOBACK LIGHT SIGNAL OUTPUTL: ONH: OFF 18POWEROPOWER OUTPUTL: OFFH: ON 19DIG-OUTIDIGITAL OUTPUT ON/OFF CONTROLL: OFFH: ON 20BATTIBATTERY POWER SUPPLY MONITOR 1.4V3.0V :OUTSIDE P.S 0V1.4V :INSIDE BATT. 21RECHGI RECHARGEABLE M

12、ONITOR 1.5V3.0V :NON RECHARGEABLE 0V1.5V :EXIST RECHARGEABLE 22KEYIKEY INPUT 23REKEYIREMOCON KEY INPUT 24HOLDIHOLD SW INPUT 25DRAMIDRAM SET UP INPUT 26,27DASC1,2IDASC SW1(HI)/SW2(ST) INPUTL: HIH: OFF H: ST 28NRESETISYSTEM RESET 29EXTAL-SYSTEM CLOCK 30XTAL-SYSTEM CLOCK 31VSS-GND 32VL-LCD POWER SUPPLY

13、 3335VLC31-LCD POWER SUPPLY 3639COM03OCOMMON SIGNAL(03) TO LCD 4054L SEG014OSEGMENT SIGNAL (SEG014) TO LCD 55L SEG15ONOT USED 56PDOONOT USED 57CHG-OUTORECHARGEABLE ACTIVE OUTPUTL: OFF H: ON 58B.B/P.GEONOT USED 59TIMERONOT USED 60PD4ONOT USED 61DBBODBB SIGNAL OUTPUTH: DSP B.B OFFL: DSP B.B MID or MAX

14、 62REM-LGHONOT USED 63REM-DATOREMOCON DATA OUTPUTL: OUTPUT DATAH: OFF 64PFOOEMPHASIS TO CXD3009QL: OFFH: ON 65PF1OLATCH TO CXD3009Q 66YMLDOLATCH TO SM5902 67YDMUTEOMUTE TO SM5902L: OFFH: ON 68RESETORESET TO CXD3009Q/CXA2542/SM5903AFL: RESET 69PF5ONOT USED 70VDD-POWER SUPPLY 71TX-NOT USED 72TEX-NOT U

15、SED 73NC-NOT USED 74PF6-NOT USED 75PF7-NOT USED 76SCORISUB CODE SYNCHRO INPUT FROM CXD3009Q 77DOORICD DOOR OPEN DETECT INPUT/OUTPUTL: CLOSEH: OPEN 78EMPIDECREASE VOLTAGE DETECTL: EMPH: FULL 79SENSEISENSITIVITY SIGNAL INPUT FROM CXD3009Q 80BB/P.GEINICONNECT TO GND 1. Microprocessor:CXP83517Q(IC3) 1-1

16、Pin Description DPC-X802(K) COVER1,1P( 99.10.29 7:19 PM yW 6 RadioFans.CN 收音机爱 好者资料库 DPC-X707/X802 4 CIRCUIT DESCRIPTION SSP/CXA2542AQ SENS SENS2 FOK XRST XLT DATA DATA SENS XLAT CLOK SCOR SQSO SQCK XRST EMPHI ZSENSE NRESET YDMUTE YMLD YMDATA YMCLK PB6/SI1 PB4/SO0 RST Power ON OUTPUT INPUT 4MHz INT

17、EMP RST CLK PB2/SCK0 PE0/INT0 PB3/SI0 PB7/SO1 PB5/SCK1 XLON SPOA CLK C.OUT IC101 IC201 16.9MHz (DASC on/off) SERVO GAIN SELECT LIMIT SW on/off CHECK DSP/CXD3009Q SEIN CNIN FOK Back light power supply OPT output on/off Power supply monitor Rechargeable battery check HOLD/NORMAL/TEST mode DOOR SW open

18、/close check DRAM DASC ON/OFF or HI/OFF/ST Operation key Remocon key Recharge on/off OPT power supply Remote control data Mute BEEP ATT Remocon Back light power supply IC401 D.RAM cout./ SM5903AF TRV DRIVER/ BA5901K IC301 uCOMIC3 V(IC3,22PIN)KEY 0.000.74PLAY/PAUSE 0.750.98STOP 0.991.21UP 1.221.42B.B

19、OOST V(IC3,22PIN)KEY 1.431.68DOWN 1.692.11REPEAT/P.MODE 2.122.53MUTE 2.543.00KEY OFF 1-2 VOLTAGE of A/D KEY 1-3 Microprocessor periphery block diagram DPC-X802(K) COVER1,1P( 99.10.29 7:19 PM yW 7 ACEGIBDFHJ 2 1 3 5 7 4 6 1 12 11 1 23 22 44 34 37 48 24 13 121 120 6041 40 21 61 80 1 20 60 41 4021 6180

20、 111 33 34 44 22 12 23 1 13 26 14 2536 33 4 85 DC IN LINE OUT PHONES CONTROL VOLUME REPEAT STOP P.MODE SW P.GE B B DOOR OFFON HOLD STOFFHI DASC REMOTE 1 12 11 1 23 22 44 34 37 48 24 13 121 120 6041 40 21 61 80 1 20 60 41 4021 6180 111 33 34 44 22 12 23 1 13 26 14 2536 33 4 8 5 DC IN LINE OUT PHONES

21、CONTROL VOLUME REPEAT STOP P.MODE SW P.GE B B DOOR OFFON HOLD STOFFHI DASC REMOTE Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view)PC BOARD(Foil side view) 56 DPC-X802(K) PCB/SD2,2P( 99.10.30 9:26 AM y W 2 ABDFHJCEGI 2 1 3 5 7 4 6 80 79 78 77 76

22、75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 VDD3 XRST AVSS4 AVDD2 AOUT2 AIN2 LOUT2 AVSS3 XVSS XTAI XVDD AVSS2 LOUT1 AIN1 AOUT1 A

23、VDD1 AVSS1 SYSM VDD2 VSS3 EXCK S8SO SCOR WFCK EMPHI EMPH DOUT C4M XTSL C2PO GFS XPCK XUGF VDD1 VSS2 BCKI BCK PCNDI PCND MDP PWMI TEST TES1 VPCO VCKI V16M VCTL PCO FILO FILI AVSS CLTV AVDD RF BIAS ASYI ASYO LRCK LRCKI VSS LMUT RMUT SQCK SQSD SENS DATA XLAT CLOK SEIN CNIN DAT0 XLT0 CLK0 SPOA SPOB XLON

24、 FOK VDD VSS1 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 BATT DIG-OUT POWER LIGHT OPT REM-DATA BBS SOUND MIX AMU

25、TE YMDATA ZSENSE YMCLK DATA SQSO SQCK FOK SENS2 PE6 BEEP BB/P.GEIN SENSE EMP DOOR SCOR PF7 PF6 NC TEX TX VDD PF5 RESET YDMUTE YMLD PF1 PF0 REM-DAT REM-LGT DBB TIMER LSEG1 LSEG2 LSEG3 LSEG4 LSEG5 LSEG6 LSEG7 LSEG8 LSEG9 LSEG10 LSEG11 LSEG12 LSEG13 LSEG14 LSEG15 PDO CHG-OUT BB/P.GE PD4 RECHG KEY REMKE

26、Y HOLD DRAM DASC1 DASC2 NRESET EXTAL XTAL VSS VL VLC3 VLC2 VLC1 COM0 COM1 COM2 COM3 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 37 38 39 40 41 42 43 44 45 46 47 48 PD1 PD LO RFTC RF M RF O RF I CP CB CC1 CC2 FOK SENS2 SENS1 C.OUT XRST DATA XLT C

27、LK VCC XSET SL O SL M SL P FEI FDFCT FGD FLD FE O FE M SRCH TGU TG2 FSET TA N TA O F E VEE TEO LPFI ATSC TZC TDFCT VC FZC FEO 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 1 2 3 4 5 6 7 8 9 10 11 34 35 36 37 38 39 40 41 42 43 44 RCHG OUT1R OUT1F OUT2R OUT2F POWGND OUT3F OUT3R OUT

28、4F OUT4R BREAK1 IN1 MUTE2 IN2 MUTE34 IN4 IN3 VREF VSYS2 OP+ OPOUT VSYS1 BSEN BATT RESET DEAD SW EO EI SPRT CT NC OP- AMUTE EMP HVCC PSW CLK START OFF CHGVCC SEL PREGND PD2 XTA0 PWMFIL 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 AL F PDIC VC PDIC VCC LD LD PDIC LD GND VR LD PD E PDIC PD1 PDIC PD2 NC TRK-

29、FCS+ FCS- TRK+ 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 AL F PDIC VC PDIC VSS LD LD PDIC LD GND VR LD PD E PDIC PD1 PDIC PD2 NC TRK- FCS+ FCS- TRK+ 6 5 4 3 2 1 SPINDLE- SPINDLE+ PU-IN GND SLED- SLED+ R130A 39K R131A 39K R133A 820K R134A 820K 120K R132A 120K R135A 100K 150K 0.1 0.1 C124A C126A R124A R1

30、25A 0.1 C130A 0.1 C129A 10K R102A 0.1 C102A 10K R101A 2200P C101A R123A 100 C103A 0.1 C104A 0.1680K R103A C105A 0.068 33K R105A 100K R104A C106 4.7u50 + C107A 0.1 R106A 510K C108A 0.01 56k R128A 220K R107A 0.047 C113A 100K R108AR110A 15K22u10 C109 + C110 + 3.3u50 68K R112A 0.015 C111A 8.2K R111A 120

31、K R114A 100u6.3 C112 + 14 13 12 11 10 1000P C133A 47u10 C123 + 4.7 R119A 47u10 C122 + 18K R116A 22K R117A 10K R118A C118A 0.01 C117A 4700P C116A 0.01 C115A 0.068 30 29 31 32 47 R305A L301 33uH 47u10 C311 + 42 18 10P C309A 100K R306A 1000P C310A 0.22 C318 25 26 27 24 C306 0.1 0.022 C305 8.2K R304A 1u

32、50 C304 + 470P C303 6.8K R323A 10K R324A 22K R113A 47K R320A 0.1 C301A 33K R321A 8.2K R301A 32 31 29 30 1 2 3 0.1 C330A 100u16 C313 + C319A 1000P R322A 100 0.1 C314A 10 R311A 47P C315A 1K R312A 330 R315A L304 33uH 220u6.3 C316 + 10K R3A R1A 6.8K R4A 6.8K R5A 47K 47K R2A 47K ST OFFHI X1 4.0MHz 22K R1

33、6A 1K R15A 22K R18A 22K R17A L101 10uH L1 10uH 36 37 38 39 40 53 52 51 49 48 44 45 46 47 43 42 41 50 54 47u10 C5 + 0.01 12K R213A 820P C212A 180P C213A 12K R214A 12K R215A X201 16.93MHz 39P C222A C223A 20P 10P C218A 0.01 C219A 330 R219A 12K R216A C216A 180P 12K R218A 820P C217A 12K R217A R224A 120 1

34、00u6.3 C211 + 470K R202AR201A 1M 0.1 C201A 3.3K R203A C209 100u6.3 + 0.047 C202A 3.3K R204A 3300P C204A R205A 10K1500P C203A R207A 1M 220P C205A 10 R226A 100K R209A 0.01 C206A 10K R208A 0.47u50 C207 + 3 18 PICKUP VCC VC + T.C F.C C210A 40 39 5 7 6 65 7 79 6 18 17 14 13 12 11 10 ONOFF R6A47K R325A 1.

35、5K R327A 10K R211A 68 5 3 4 100K R328A 39 33K R329A 1 C320A 78 34 57 L201 10uH 47K R223A 1 C321A 17 4 26 24 25 27 11 15 17 9 10 8 19 22 23 21 L302 +B 100u6.3 C127 + C120A 15P C134A 0.1 R115A 4.7 R109A 24K 4.7K R319A 10K R326A LSEG0 10K R9A C220 100u6.3 + VCC +3V +3V+3V +2V +2V +6V+6V +6V +6V6.1V +6V

36、+6V +6V +6V +7V +7V+7V +7V+7V +7V +7V +3V +3V+3V +3V+3V +3V +2V +2V +2V +3V+3V+3V +3V +3V +3V +7V +7V+7V +7V +3V +3V+3V +3V +3V +3V +3V+3V +3V+3V +3V+3V +3V+3V +3V +3V +3V +3V+3V +3V +3V +3V +3V+3V +B 220u6.3 C317 + 6.8K R332A 560 R330A 22u10 C322 + 100K R333A R331A 22K R220A 1K C225A 0.01 R227A 10

37、C226A 0.0470.047 C224A + C227 22u10 22 R225A 100K R136A 95uH IC201 IC3 IC101 IC301 CN101 CN300 RF/SERVO Q102 Q101 LD ON/OFF BTL DRIVER D301 D303 Q303 Q305 D302 Q302 D.S.P. u-COM SW108 E B A C D FLD PD MECHA. ASSY KSM-620AAA M M DISC MOTOR SW LMT. FEED MOTOR Q306 Q304 SW107 HOLD Q301 D.D.CON. TRANS.

38、IC3: CXP83517-501Q IC101: CXA2542AQ IC201: CXD3009Q IC301: BA5901K IC401: SM5903AF IC402: MN41V17400CTT6 IC501: TDA1308T Q101,306: 2SC4048-AC Q102,602,113,114,508: 2SA1317 Q109,116,301,304, : 2SC3330 Q302: 2SC4481T Q303: 2SB598F Q305: 2SD1805G Q501,502: 2SD1936T D1-4,112,113,302,303: GMB01-BT D70-73

39、: B30-2561-08 D111,114: 1N4001 DIGITAL LINE GND LINE SIGNAL LINE B LINE 509,601 Q307,503-506: 2SC3860 D305A D304A Q307 Q310Q309 Q308 Q310 Q308,309: : 2SC3400 2SA1497 D304A,305A: 1SS355 D5,301: SB10-03A3-BT DASC 2.9V 1.4V 0V ON : 2.2V 1.5V 1.5V 3.0V 1.4V 1.4V 1.4V 1.5V 1.4V 1.4V 1.4V 1.4V 1.4V 1.4V 1

40、.4V 1.5V 1.5V 1.7V 1.4V 1.7V 1.4V 1.4V 1.4V 0.7V 1.4V 1.4V 1.4V 1.4V 1.4V 2.9V 3.0V 3.0V 3.0V 2.8V 0V 2.8V 0.8V 1.8V 1.4V 2.1V 1.5V 1.8V 1.5V 2.9V 1.8V 2.3V 0V 0.7V 6.1V 6.1V 0.4V 0.8V 3.0V 0.6V 0V 1.2V 3.0V 0V 0V 6.3V 3.3V 1.5V 1.4V 1.4V 1.5V 1.4V 3.0V 0.6V 3.0V 2.9V 3.0V 3.0V 2.9V 3.0V 3.0V 3.0V 2

41、.8V 0V 3.0V 2.9V 1.5V 1.4V 1.5V 0V 0V 0V 1.6V 1.4V 1.5V 1.5V 1.5V 1.5V 1.5V 0.3V 3.0V 0.9V 0.9V 3.0V 0.9V 0.9V 0.9V 0.9V 3.0V 3.0V 0V 3.0V 3.0V 2.6V 2.5V 2.9V 3.0V 2.9V 2.8V 2.4V 3.0V 1.5V 1.5V 1.5V 1.5V 1.5V 2.0V 1.0V 0V 0V 1.4V 1.2V 3.0V ST: 0V HI: 0V 3.0V 3.0V 2.3V ON: 0V OFF: 300V HOLD 1.5V 1.5V

42、 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 1.5V 0V 0V 3.0V 3.0V 0V 3.0V 3.0V 0V 3.0V 0V 3.0V 0V 3.0V 6.5V 3.0V 7.0V 6.3V 2.9V 2.1V 3.0V 1.4V 1.9V 1.5V PLAY :6.0V 6.3V 3.0V 1.6V 1.9V 0V ST/HI :2.3V OFF :0V DASC ON :1.5V DASC DPC-X802(K) PCB/SD2,2P( 99.10.29 7:24 PM y W 4 TKMOQSLNPR DPC-X

43、707/X802 Y22-8160-10 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 34 35 36 37 38 39 40 41 42 43 44 23 24 25 26 27 28 29 30 31 32 33 VDD1 NRESET YBLKCK YFCLK YFLAG ZSRDATA ZLRCK ZSCK YSCK YLRCK YSRDATA VSS CLK NTEST DIT UC5 UC4 UC3 UC2 UC1 VDD2 A9 A8 A7 A6 A5 A4 A0 A1 A2 A3 YMLD YMDATA YM

44、CLK NCAS2 NCAS1 D2 D3 D0 D1 NWE 26 25 24 23 22 21 20 19 18 17 16 15 14 VSS D3 D2 XCAS XOE A9 NC3 A8 A7 A6 A5 A4 VSS1 1 2 3 4 5 6 7 8 9 10 11 12 13 VCC1 D0 D1 WE- RAS- NC1 NC2 A10 A0 A1 A2 A3 VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 47K R8A 47K R7A NRAS ZSENSE YDMUTE 28 30 29 32 31 33 330

45、R402A 330 R401A 49 42 40 44 43 39 57 8 66 10 67 10K R82A 10K R81A 1.5K R31A 1.5K R32A 1.8K R33A 2.2K R34A 5.6K R35A 10K R75A R77A 22K 10K R74A 3.3K R76A R531AC519+ 4.7u50 + 2.2K 1000P C535 2.2K R515A 2.2K R516A 1000P C536 0.1 C505 R514A 22K VR501 50KAx2 5 6 7 8 VCC 4 3 2 1 GND 22K R525A 220u6.3 C501 + 10 R527A R517A 180K 15K R521A 3.3K 22K R526A 3.3K R522A 100u6.3 C532 + R528A + 220u6.3 C502 10 220u6.3 C531 + R524A 15K R518A 180K R523A 10K R530A 10K R529A 10K R60A 100K R533A 4.7K R534A 47K R536A 4.7u50 C508 + 4.7K R535A 4 5 2 3 1 2 3 1 2 3