Marantz-CD-7300-Service-Manual(1) 电路图 维修手册.pdf

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1、Part no. 05AK855020 First Issue 2003.07 ecm CD Player CD7300 TABLE OF CONTENTS SECTION.PAGE 1. TECHNICAL SPECIFICATIONS . 1 2. SERVICE PROCEDURE. 2 3. SERVICE MODE. 6 4. BLOCK DIAGRAM . 7 5. SCHEMATIC DIAGRAM. 9 6. PARTS LOCATION. 23 7. IC DATA. 27 8. EXPLODED VIEW AND PARTS LIST. 33 9. ELECTRICAL P

2、ARTS LIST. 37 CD7300 /F1N/K1G/S1G/C1G /N1G/N1B R CD7300CD7300 Printed in Japan Please use this service manual with referring to the user guide ( D.F.U. ) without fail. Service Manual Printed on 100% Recycled Paper DISPLAY OFF PLAY/PAUSE + OPEN/CLOSE STOP EASY JOG - PHONES DISPLAY LEVELQUICK REPLAY P

3、OWER ON/OFF CD PLAYER CD7300 1234567890 / TIMER DISC TEXT123 45 67 89 1011 1213 1415 1617 1819 20 TTLTRKINDXTTLTIME MP3 RNDMPROGA BRPT1S.PLAY RadioFans.CN 收音机爱 好者资料库 MARANTZ DESIGN AND SERVICE Using superior design and selected high grade components, MARANTZ company has created the ultimate in stere

4、o sound. Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifi cations for which it is famous. Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail

5、 or by Fax. In both cases, the correct part number has to be specifi ed. The following information must be supplied to eliminate delays in processing your order : 1. Complete address 2. Complete part numbers and quantities required 3. Description of parts 4. Model number for which part is required 5

6、. Way of shipment 6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void. SHOCK, FIRE HAZARD SERVICE TEST : CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC cord

7、connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and controls and chassis bottom. Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and verifi ed before it is

8、return to the user/customer. Ref. UL Standard No. 1492. In case of diffi culties, do not hesitate to contact the Technical Department at above mentioned address. 030307MIT SUPERSCOPE TECHNOLOGIES, INC. USA MARANTZ AMERICA, INC 1100 MAPLEWOOD DRIVE ITASCA, IL. 60143 USA PHONE : 630 - 741 - 0300 FAX :

9、 630 - 741 - 0301 BRAZIL PHILIPS DA AMAZONIA IND. ELET. ITDA CENTRO DE INFORMACOES AO CEP 04698-970 SAO PAULO, SP, BRAZIL PHONE : 0800 - 123123 (Discagem Direta Gratuita) FAX : +55 11 534. 8988 JAPANTechnical MARANTZ JAPAN, INC. 35- 1, 7- CHOME, SAGAMIONO SAGAMIHARA - SHI, KANAGAWA JAPAN 228-8505 PH

10、ONE : +81 42 748 1013 FAX : +81 42 741 9190 EUROPE / TRADING MARANTZ EUROPE B.V. P. O. BOX 8744, BUILDING SILVERPOINT BEEMDSTRAAT 11, 5653 MA EINDHOVEN THE NETHERLANDS PHONE : +31 - 40 - 2507844 FAX : +31 - 40 - 2507860 TECHNICAL AUDIO GROUP PTY, LTD 558 DARLING STREET, BALMAIN, NSW 2041, AUSTRALIA

11、PHONE : 61 - 2 - 9810 - 5300 FAX : 61 - 2 - 9810 - 5355 CANADA LENBROOK INDUSTRIES LIMITED 633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA PHONE : 905 - 831 - 6333 FAX : 905 - 831 - 6936 AUSTRALIA QualiFi Pty Ltd, 24 LIONEL ROAD, MT. WAVERLEY VIC 3149 AUSTRALIA PHONE : +61 - (0)3 - 9543 - 1522

12、FAX : +61 - (0)3 - 9543 - 3677 NEW ZEALAND WILDASH AUDIO SYSTEMS NZ 14 MALVERN ROAD MT ALBERT AUCKLAND NEW ZEALAND PHONE : +64 - 9 - 8451958 FAX : +64 - 9 - 8463554 THAILAND MRZ STANDARD CO., LTD 746 - 754 MAHACHAI ROAD., WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILAND PHONE : +66 - 2 - 222 918

13、1 FAX : +66 - 2 - 224 6795 TAIWAN PAI- YUING CO., LTD. 6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C. PHONE : +886 - 2 - 25221304 FAX : +886 - 2 - 25630415 MALAYSIA WO KEE HONG ELECTRONICS SDN. BHD. SUITE 8.1, LEVEL 8, MENARA GENESIS, NO. 33, JALAN SULTAN ISMAIL, 50250 KUALA LUMPUR, M

14、ALAYSIA PHONE : +60 3 - 21457677 FAX : +60 3 - 21458180 AMERICAS MARANTZ PROFESSIONAL PRODUCTS 2640 WHITE OAK CIRCLE, SUITE A AURORA, ILLINOIS 60504 USA PHONE : 630 - 820 - 4800 FAX : 630 - 820 - 8103 AUSTRALIA KOREA MK ENTERPRISES LTD. ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSA

15、N-KU, SEOUL KOREA PHONE : +822 - 3232 - 155 FAX : +822 - 3232 - 154 SINGAPORE WO KEE HONG DISTRIBUTION PTE LTD 130 JOO SENG ROAD #03-02 OLIVINE BUILDING SINGAPORE 368357 PHONE : +65 6858 5535 / +65 6381 8621 FAX : +65 6858 6078 RadioFans.CN 收音机爱 好者资料库 1 1. TECHNICAL SPECIFICATIONS Audio characterist

16、ics Channels .2 channels Frequency response. 2 Hz to 20 kHz Dynamic range .100 dB Signal-to-noise ratio.110 dB Channel separation .100 dB (1 kHz) Harmonic distortion . 0.0025% (1 kHz) Wow this pin should be tied LOW CL162616.9344 MHz system clock output DATA27serial data output (3-state) WCLK28word

17、clock output (3-state) SCLK29serial bit clock output (3-state) EF30C2 error flag output (3-state) TEST231test control input 2; this pin should be tied LOW KILL32kill output (programmable; open-drain) VSSD133(1)digital ground 2 V2/V334versatile I/O: input versatile pin 2 or output versatile pin 3 (op

18、en-drain) WCLI35word clock input (for data loopback to DAC) SDI36serial data input (for data loopback to DAC) SCLI37serial bit clock input (for data loopback to DAC) RESET38power-on reset input (active LOW) SDA39microcontroller interface data I/O line (open-drain output) SCL40microcontroller interfa

19、ce clock line input ) Note 1.All supply pins must be connected to the same external power supply voltage RAB41microcontroller interface R/W and load control line input (4-wire bus mode) SILD42microcontroller interface R/W and load control line input (4-wire bus mode) STATUS43servo interrupt request

20、line/decoder status register output (open-drain) TEST344test control input 3; this pin should be tied LOW RCK45subcode clock input SUB46P-to-W subcode bits output (3-state) SFSY47subcode frame sync output (3-state) SBSY48subcode block sync output (3-state) CL11/44911.2896 MHz or 4.2336 MHz (for micr

21、ocontroller) clock output VSSD250(1)digital ground 3 DOBM51bi-phase mark output (externally buffered; 3-state) VDDD1(P)52(1)digital supply voltage 2 for periphery CFLG53correction flag output (open-drain) RA54radial actuator output FO55focus actuator output SL56sledge control output VDDD2(C)57(1)dig

22、ital supply voltage 3 for core VSSD358(1)digital ground 4 MOTO159motor output 1; versatile (3-state) MOTO260motor output 2; versatile (3-state) V461versatile output pin 4 V562versatile output pin 5 V163versatile input pin 1 LDON64laser drive on output (open-drain) Pin Description 3132 QY01:PD784216A

23、 Pin No. Port Name I/O Signal Name Pull up InitialRemarks 1 P120/RTP0 O n.c. L n.c. 2 P121/RTP1 O n.c. L n.c. 3 P122/RTP2 O n.c. L n.c. 4 P123/RTP3 O n.c. L n.c. 5 P124/RTP4 O n.c. L n.c. 6 P125/RTP5 O n.c. L n.c. 7 P126/RTP6 O n.c. L n.c. 8 P127/RTP7 O n.c. L n.c. 9 VDD +3.3V Power +3.3V 10 X2 I 5M

24、Hz Main system clock 5MHz 11 X1 I 5MHz Main system clock 5MHz 12 VSS GND GND 13 XT2 n.c. n.c. 14 XT1 GND GND 15 /RESET I CPU_RES Reset active low 16 P00/INTP0 I IR int. RC-5 signal in 17 P01/INTP1 I MP_RQST int. from STA016T 18 P02/INTP2/NMI I HFD int. from HF Detector 19 P03/INTP3 I TXT_REQ int. fr

25、om LC89170M 20 P04/INTP4 I ENC_A int. Rotary Encoder A signal(C.W) 21 P05/INTP5 I ENC_B int. Rotary Encoder B signal(C.C.W) 22 P06/INTP6 I n.c. int. 23 AVDD +3.3V Power +3.3V 24 AVREF0 +3.3V A/D reference 25 P10/ANI0 I KIN_1 ext. A/D 4-key input 26 P11/ANI1 I KIN_2 ext. A/D 4-key input 27 P12/ANI2 I

26、 KIN_3 ext. A/D 4-key input 28 P13/ANI3 I KIN_4 ext. A/D 4-key input 29 P14/ANI4 I KIN_5 ext. A/D 4-key input 30 P15/ANI5 I GND GND 31 P16/ANI6 I GND GND 32 P17/ANI7 I GND GND 33 AVSS GND GND 34 P130/ANO0 I GND GND 35 P131/ANO1 I GND GND 36 AVREF1 +3.3V D/A reference 37 P70/RXD2/SI2 O DIS_CE int. L

27、Latch for LC7571x 38 P71/TXD2/SO2 O DIS_SDA int. L Data for LC7571x 39 P72/ASCK2/SCK2 O DIS_SCL int. L Clock for LC7571x 40 P20/RXD1/SI1 I RXD for PcLink 41 P21/TXD1/SO1 O TXD for PcLink 42 P22/ASCK1/SCK1 O n.c. L 43 P23/PCL O n.c. L 44 P24/BUZ O n.c. L 45 P25/SI0/SDA0 I TXT_SDA int. Data for LC8917

28、0M 46 P26/SO0 O n.c. L 47 P27/SCK0/SCL0 O TXT_SCK int. L Clock for LC89170M 48 P80/A0 O n.c. L n.c. 49 P81/A1 O n.c. L n.c. 50 P82/A2 O n.c. L n.c. 51 P83/A3 O n.c. L n.c. 52 P84/A4 O n.c. L n.c. 53 P85/A5 O n.c. L n.c. Pin No. Port Name I/O Signal Name Pull up InitialRemarks 54 P86/A6 O n.c. L n.c.

29、 55 P87/A7 O n.c. L n.c. 56 P40/AD0 I/O CD_SDA ext. H Data for CD10/MB15U10 57 P41/AD1 O CD_SCL ext. H Clock for CD10/MB15U10 58 P42/AD2 O CD_SILD int. H Latch for CD10 servo part 59 P43/AD3 O CD_RAB int. L Latch for CD10 decoder part 60 P44/AD4 O PLL_CS int. L CS for MB15U10 61 P45/AD5 O CD_RES int

30、. L Reset for CD10/LC89170M 62 P46/AD6 O DIS_RES int. L Reset for LC7571x 63 P47/AD7 O MP_RES int. L Reset for STA016T 64 P50/A8 O MP_STB int. L Strobe for STA016T 65 P51/A9 I/O IIC_SDA ext. L Data for STA016T/AT24C4 66 P52/A10 O IIC_SCL ext. L Clock for STA016T/AT24C4 67 P53/A11 O TRAY_CONT ext. Hi

31、ghZ Tray in/out control 68 P54/A12 I LOAD_SW ext. Tray loading sw Low active 69 P55/A13 O SMUTE int. L Soft mute for DAC 70 P56/A14 O n.c. L n.c. 71 P57/A15 O n.c. L n.c. 72 VSS GND GND 73 P60/A16 O n.c. L n.c. 74 P61/A17 O n.c. L n.c. 75 P62/A18 O n.c. L n.c. 76 P63/A19 O n.c. L n.c. 77 P64/RD O n.

32、c. L n.c. 78 P65/WR O n.c. L n.c. 79 P66/WAIT I MP3_EN int. L MP3 Enable = Open MP3 Disable = LOW 80 P67/ASTB O MOT_SW int. L Spindle Free RUN Active HIGH 81 VDD +3.3V Power +3.3V 82 P100/TI5/TO5 O n.c. L n.c. 83 P101/TI6/TO6 O n.c. L n.c. 84 P102/TI7/TO7 O n.c. L n.c. 85 P103/TI8/TO8 O n.c. L n.c.

33、86 P30/TO0 O n.c. L n.c. 87 P31/TO1 O n.c. L n.c. 88 P32/TO2 O n.c. L n.c. 89 P33/TI1 O n.c. L n.c. 90 P34/TI2 O n.c. L n.c. 91 P35/TI00 O n.c. L n.c. 92 P36/TI01 O n.c. L n.c. 93 P37/EXA O n.c. L n.c. 94 TEST GND GND 95 P90 O S_PLAY ext. H LED L active 96 P91 O FL_OFF ext. H LED L active 97 P92 O n

34、.c. L n.c. 98 P93 O n.c. L n.c. 99 P94 O n.c. L n.c. 100 P95 O n.c. L n.c. 0 0 1 B 0 1 0 B 5 1 2 8 3 X1 0 ( M) x 1 5 1 2 8 3 X8 ( M) x 3 5 1 2 8 3 x 8 ( M) x 5 0 2 6 B 0 3 7 B 0 4 8 B 0 0 9 B 0 2 3 B 0 0 2 B 0 2 0 B 0 2 5 B 5 1 2 6 3 X1 0 ( M) x 1 050B 5 1 2 6 3 x 6 ( M) x 2 PT0 1 009G 5128 3X10( M)

35、 x 4 0 0 1 G 0 0 5 G 0 0 9 G 0 2 5 G 0 2 6 G 0 3 3 Gx 3 0 1 0 Gx 2 5 1 2 9 3 X8 ( M) x 1 5 1 2 6 3 X8 ( M) x 2 T0 0 1 901G 5126 3X8( M) x 2 5126 3X8( M) x 1 5 1 2 9 3 x 8 ( M) x 2 5 1 2 9 3 x 8 ( M) x 1 9 1 1 G 5 1 2 7 3 x 8 ( M) x 2 KONL Y PM0 1 W001 5 1 2 6 3 x 8 ( M) x 1 L A1 G x 2 5 1 1 0 3 X8 (

36、 M) x 4 5 1 2 6 3 X8 ( M) x 2 0 0 4 Dx 3 5 1 2 9 3 X8 ( M) x 1 0 0 5 D 5 4 0 5 3 ( M) x 1 5 1 2 8 3 x 8 ( M) x 1 0 0 1 D L 0 9 8 0 7 0 G L 0 9 9 0 7 0 G 5 1 2 8 3 x 8 ( M) x 2 PP0 1 5 1 2 9 3 x 8 ( M) x 1 5 1 2 7 3 x 8 ( M) x 3 5 1 2 9 3 x 8 ( M) x 1 5 1 2 8 2 x 6 ( M) x 1 5 1 2 9 3 x 8 ( M) x 2 5 1

37、 2 8 3 x 8 ( M) x 1 0 3 1 B 0 3 0 B 5 1 2 8 3 x 8 ( M) x 1 0 4 0 G 5 1 2 8 3 x 8 ( M) x 2 0 0 2 M TRAVERSE 0 0 1 M L OADERASSY T E XT WZ0 3 MARKMATERIAL /FINISH (M ) STEEL /COPPER SYMBOLSTYLEPARTSNAME 5110+B . H. M. SCREW 5126+B . H. TAPTITE SCREW W/ WASHER 5127+P . H. TAPTITE SCREW(B TYPE) 5128+B .

38、 H. TAPTITE SCREW(B TYPE) 51 29 54 05 +B. H. TA PT ITE SCREW(W /T. L. WASHER ) TOOTHED LOCK WASHERS (U ) STEEL /BLACK T E XT 5 1 2 8 3 X8 ( M) x 2 5 1 2 8 3 x 8 ( M) x 9 0 4 6 B 0 6 5 B PH0 1 0 3 8 B PF0 1 0 4 0 B 0 4 1 Bx 2 VF0 1 0 3 9 B 0 4 4 B A A B B WF0 3 WH0 3 ASSY. PS0 1 5 1 2 9 3 x 6 ( U) x

39、1 0 0 5 M x 2 0 0 5 L 0 0 4 L 0 0 2 L 0 0 1 L 8. EXPLODED VIEW AND PARTS LIST 33 34 NOTE : nsp PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS. 35 POS. NO VERS. COLOR PART NO. (FOR EUR) DESCRIPTION PART NO. (MJI) 001B BLACK 05AK248010 FRONT PANEL AL BLACK 05AK248010 001B GOLD

40、05AK248110 FRONT PANEL AL GOLD 05AK248110 002B 185J251010 MARANTZ BADGE BL PAINTED 185J251010 009B BLACK 383K105020 FRONT CHASSIS PL RIGHT BLACK 383K105020 009B GOLD 05AK105110 FRONT CHASSIS PL RIGHT GOLD 05AK105110 010B BLACK 385K105010 FRONT CHASSIS PL LEFT BLACK 385K105010 010B GOLD 05AK105210 FR

41、ONT CHASSIS PL LEFT GOLD 05AK105210 020B 05AK158010 WINDOW PINK SMOKE 05AK158010 023B 05AK270020 BUTTON 10 KEY 05AK270020 025B BLACK 383K270040 BUTTON PLAY STOP BLACK 383K270040 025B GOLD 05AK270140 BUTTON PLAY STOP GOLD 05AK270140 026B BLACK 383K270020 BUTTON OPEN/CLOSE BLACK 383K270020 026B GOLD 0

42、5AK270130 BUTTON OPEN/CLOSE GOLD 05AK270130 030B BLACK 05AK063010 ESCUTCHEON BLACK 05AK063010 030B GOLD 05AK063110 ESCUTCHEON GOLD 05AK063110 031B 05AK251010 BADGE ESCUTCHEON 05AK251010 037B BLACK 386K154010 JOG KNOB BLACK 386K154010 037B GOLD 05AK154110 JOG KNOB GOLD 05AK154110 048B BLACK 284T154310 KNOB HEADPHONE VOLUME BLACK 284T154310 048B GOLD 284T154250