Marantz-DR-4050-Service-Manual(1) 电路图 维修手册.pdf

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1、DJ MODEREPEATSCROLLDISPLAYSHUFFLEPROG STANDBY ON/OFF CD RECORDER DR4050 OPEN/CLOSE PHONES PLAY/PAUSEOPEN/CLOSESTOPSTOP REC TYPE PLAY/PAUSE RECFINALIZEERASESOURCECD-RCD EASY JOG PUSH ENTER /DELETE CANCEL + /MENU STORE Service Manual Please use this service manual with referring to the user guide (D.F

2、.U) without fail. 435W855010 AO 3120 785 22470 First Issue:2000.12 DR4050/F1N, /N1G, /N1B, /U1B CD Recorder DR4050 Printed in Japan TABLE OF CONTENTS 1.TECHNICAL SPECIFICATIONS .1 2.WARNINGS AND SERVICING HINTS .2 3.MECHANICAL INSTRUCTIONS.5 4.ELECTRICAL AND CIRCUIT DIAGRAMS .10 5.DIAGNOSTIC SOFTWAR

3、E .25 6.FAULTFINDING TREES .29 7.FAULTFINDING GUIDE .35 8.LIST OF ADDREVIATIONS.51 9.ELECTRICAL PARTS LIST.57 REMARK : This service manual explains them by extracting specifications designed for the model DR4050 only. The explanation for CD-R module (Loader : CDL4009 + CD-R Main board) is not mentio

4、ned on this service manual. The CD-R module information is described in the service manual of CD-R modules . DR4050DR4050 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 stereo sound. Only origin

5、al MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications 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 or by Fax. In both c

6、ases, the correct part number has to be specified. 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. Way of shipment 6. S

7、ignature : 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 connector pins ( with

8、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 verified before it is return to the user/cust

9、omer. Ref. UL Standard No. 1492. In case of difficulties, do not hesitate to contact the Technical Department at above mentioned address. 001120 A.O USAUSA MARANTZ AMERICA, INCMARANTZ AMERICA, INC. 440 MEDINAH ROAD ROSELLE, ILLINOIS 60172 USA PHONE : 630 - 307 - 3100 FAX : 630 - 307 - 2687 BRAZILBRA

10、ZIL PHILIPS DA AMAZONIA IND. ELET. ITDAPHILIPS 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 JAPANJAPAN Technical MARANTZ JAPAN, INC.MARANTZ JAPAN, INC. 35- 1, 7- CHOME, SAGAMIONO SAGAMI

11、HARA - SHI, KANAGAWA JAPAN 228-8505 PHONE : +81 42 748 1013 FAX : +81 42 741 9190 EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ EUROPE B.V. P.O.BOX 80002, BUILDING SFF2 5600 JB EINDHOVEN THE NETHERLANDS PHONE : +31 - 40 - 2732241 FAX : +31 - 40 - 2735578 TECHNICAL AUDIO GROUP PTY, LTD

12、TECHNICAL AUDIO GROUP PTY, LTD 558 DARLING STREET, BALMAIN, NSW 2041, AUSTRALIA PHONE : 61 - 2 - 9810 - 5300 FAX : 61 - 2 - 9810 - 5355 CANADACANADA LENBROOK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED 633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA PHONE : 905 - 831 - 6333 FAX : 905 - 831 -

13、6936 AUSTRALIAAUSTRALIA QualiFi Pty Ltd,QualiFi Pty Ltd, 24 LIONEL ROAD, MT. WAVERLEY VIC 3149 AUSTRALIA PHONE : +61 - (0)3 - 9543 - 1522 FAX : +61 - (0)3 - 9543 - 3677 NEW ZEALANDNEW ZEALAND WILDASH AUDIO SYSTEMS NZWILDASH AUDIO SYSTEMS NZ 14 MALVERN ROAD MT ALBERT AUCKLAND NEW ZEALAND PHONE : +64

14、- 9 - 8451958 FAX : +64 - 9 - 8463554 THAILANDTHAILAND MRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD 746 - 754 MAHACHAI ROAD., WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILAND PHONE : +66 - 2 - 222 9181 FAX : +66 - 2 - 224 6795 TAIWANTAIWAN PAI- YUING CO., LTD.PAI- YUING CO., LTD. 6 TH FL NO, 148 SUN

15、G KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C. PHONE : +886 - 2 - 25221304 FAX : +886 - 2 - 25630415 MALAYSIAMALAYSIA WO KEE HONG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD. SUITE 8.1, LEVEL 8, MENARA GENESIS, NO. 33, JALAN SULTAN ISMAIL, 50250 KUALA LUMPUR, MALAYSIA PHONE : +60 3 - 2457677 F

16、AX : +60 3 - 2458180 AMERICAS AMERICAS SUPERSCOPE TECHNOLOGIES, INC.SUPERSCOPE TECHNOLOGIES, INC. MARANTZ PROFESSIONAL PRODUCTS 2640 WHITE OAK CIRCLE, SUITE A AURORA, ILLINOIS 60504 USA PHONE : 630 - 820 - 4800 FAX : 630 - 820 - 8103 AUSTRALIA AUSTRALIA KOREAKOREA MK ENTERPRISES LTD.MK ENTERPRISES L

17、TD. ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOUL KOREA PHONE : +822 - 3232 - 155 FAX : +822 - 3232 - 154 SINGAPORESINGAPORE WO KEE HONG DISTRIBUTION PTE LTDWO KEE HONG DISTRIBUTION PTE LTD 130 JOO SENG ROAD #03-02 OLIVINE BUILDING SINGAPORE 368357 PHONE : +65 858 5535 /

18、 +65 381 8621 FAX : +65 858 6078 RadioFans.CN 收音机爱 好者资料库 GB 11. 1.Technical Specifications 1.1General Mains voltage: 220 - 240V/60Hz (/N1B,/N1G) : 100V/50-60Hz : 120V/60Hz (/U1B) Power consumption: 20W 1.2Input/output 1.2.1Line output (CDR external address latch strobe line, freeze address when low

19、ALPHA0IC7270 - IC7010analog voltage mode output from OPC D/A converter ALSIC7008 - IC7010Alpha Loop Switch (to AEGER) ASTROBEIC7008 - IC7010Alpha STROBE (to AEGER) ATIPAbsolute Time In Pre-groove (sync signal) ATIPSYNCIC7300 - IC7270ATIP SYNC signal ATTIC7270 - R3717, R3722IC7270 - IC7701 ATTenuatio

20、n request from MACE2 to audio DAC, active low; means that the output can be attenuated in case of search activities B1LF, B2LFCONN1000 - IC7010satellite photo diodes B1, B2 current output BCLKIC7701 - R3898A - IC7300I2S1 BitCLocK from DASP to CDR60 (playback and record) BE_RESETIC7701 - R3261 - IC72

21、70IC7701 - R3716 Basic Engine RESET, active high BIASCIC7008 - R3056BIAS Current switch CDRW output BKPTCONN1819, R3907 - IC7701JTAG mode select / debug mode BreaKPoinT C1LF, . , C4LFCONN1000 - IC7010Central photo diodes C1, C2, C3, C4 current output CAGAINR3016,R3115 - IC7010set-point laser power o

22、n disc, current input CAHFCONN1000 - C2374Central Aperture (central photo diodes) High Frequency current output (C1+C2+C3+C4) CALFIC7010 - IC7270Central Aperture (central photo diodes) Low-pass Filtered signal (DC coupled EFM signal), voltage output, OPC input CAS0IC7701 - IC7702Column Address Strob

23、e DRAM for upper byte CAS1IC7701 - IC7702Column Address Strobe DRAM for lower byte CDRIC7008 - IC7355CDR strategy detected output (active high) CDR60CFLGIC7300 - R3382B - CONN1812serial output of error corrector status information of the CDR60- decoder, to be measured at test connector CDR60CL1IC730

24、0 - R3382C - CONN1812output of CLock signal for testing system clock of IC CDR60 at test connector CDR60CSIC7270 - R3235B - R3702, IC7300CDR60 Chip Select, active high CDR60INTIC7300 - IC7270CDR60 INTerrupt line, active low CDR60LWRTIC7300 - R3048CDR60 Laser WRiTe control output GB 528. CDR60MEAS1IC

25、7300 - R3382A - CONN1812serial output of information about jitter, PLL frequency and asymmetry of bit recovery block in CDR60, to be measured at test connector CDR60PLLIC7270 - R3305 - IC7300CDR60 clock multiplier enable, active high CDRWIC7355D - IC7355CIC7355D - CONN1000 inverted CDR-strategy-dete

26、cted signal CLK_OUTIC7701 - R3771 - CONN1819system CLocK OUT CLK_SYSIC7701 - R3727, R3731oscillator output COS-CONN1220 - IC7225BHall feedback signal from sledge motor COS+CONN1220 - IC7225BHall feedback signal from sledge motor CSFLASHIC7701 - IC7703Chip Select for FLASH or boot device CSRAMIC7270

27、- R3235A - R3703, IC7802Chip Select SRAM, active low D(16:31)IC7701 R3822, R3823, R3824, R3825 IC7703, IC7702 Databus bit 16 to 31 between DASP, flash ROM and DRAM D3V3supply voltage+3,3V supply voltage for Digital part D5Vsupply voltage+5V supply voltage for Digital part D5VSsupply voltage+5V suppl

28、y voltage for Servo part DALPHAIC7010 - R3037ALPHA error signal for laser power control DASPDigital Audio Signal Processor DATAIIC7701 - R3898C - IC7300I2S1 DATA In from DASP to CDR60 (recording) DATAOIC7300 - R3314 - IC7701I2S1 DATA Out from CDR60 to DASP (playback) DEEMPIC7270 - R3719, R3724IC7270

29、 - IC7701 DE-EMphasis control for audio DAC from MACE2, active high; means that de-emphasis is needed in digital filter DELTAPIC7016 - R3126DELTA Power current source drive signal from XDAC DIG_OUT_CIC7701 - R3706 - C2707, CONN1400Common DIGital OUTput (consumer) DISPLAY_INTF934 - R3812, IC7701DISPL

30、AY INTerrupt DMONIC7270 - R3324power save at stop, active low DOBM_CDCONN1708, C2731 - R3757 - R3903 - IC7701 Digital Output (EBU output) from CD player in CDR775 to DASP DOBM_CDRIC7300 - R3382D - C2379, IC7701Digital Output (EBU output) from CDR60 to DASP DRAM_RWIC7701 - IC7702Read/Write strobe for

31、 DRAM DSA_ACK_CDIC7701 R3830 R3831 CONN1708IC7701 R3830 C2735 Data/Strobe/Acknowledge serial communication between DASP and CD-player in CDR775 DSA_ACK_CD R IC7701 - R3729 - IC7270, CONN1830IC7701 - R3729 - R3769 Data/Strobe/Acknowledge serial communication between MACE2 and DASP for CDR; acknowledg

32、e input for MACE2 is strobe output for DASP DSA_DATA_CDIC7701 R3828 R3829 CONN1708IC7701 R3828 C2733 Data/Strobe/Acknowledge serial communication between DASP and CD-player in CDR775 DSA_DATA_CD R IC7270R3246 R3813 IC7701, CONN1830IC7270R3246 R3767 Data/Strobe/Acknowledge serial communication betwee

33、n MACE2 and DASP for CDR DSA_STR_CDIC7701 R3835 R3832 CONN1708IC7701 R3835 C2734 Data/Strobe/Acknowledge serial communication between DASP and CD-player in CDR775 DSA_STR_CD R IC7270 - R3245 - IC7701, CONN1830IC7270 - R3245 - R3768 Data/Strobe/Acknowledge serial communication between MACE2 and DASP

34、for CDR (strobe output for MACE2 is acknowledge input for DASP) DSCLKCONN1819, R3908 - IC7701reset in / Debug Serial CLocK in DSICONN1819, R3909 - IC7701JTAG reset in / Debug Serial clock In EFMEight to Fourteen Modulation = modulation method used for CD storage, also the actual raw CD signal as wri

35、tten or read on or from the CD disc EFMCLKIC7300 - IC7008EFM CLocK output EFMDATAIC7300 - IC7008EFM DATA output EFMTIM3EFM TIMing generator EPONIC7008 - R3010IC7008 - C2010Erase Power ON EPONOIC7008 - R3107Erase Power ON Open drain output EPONRCR3004 - CONN1000Erase Power ON (after RC circuit) GB 53

36、58. ERASECIC7008 - R3087ERASE Current switch CDRW output ERONIC7008 - IC 7010ERror ON (to AEGER) EXT_DIG_IN1CONN1400 - IC7701EXTernal DIGital INput 1 EXT_DIG_IN2CONN1702, C2767, C2721 - R3701 - IC7701 EXTernal DIGital INput 2 (CDR950 only) EXT_OPT_INCONN1400, C2722 - R3708 - IC7701EXTernal OPTical I

37、Nput F_READYIC7703 - R3817 - IC7701CONN1701 - IC7701 Flash READY detection, this line is forced low as long as the flash is busy with erase or program algorithm F_RWIC7701 - IC7708BRead/Write strobe for Flash ROM FENIC7010 - IC7270Focus Error Normalized current output FOC-IC7240 - CONN1000FOCus actu

38、ator drive signal negative connection FOC+IC7240 - CONN1000FOCus actuator drive signal positive connection FS30VD6500 - CONN1000Forward Sense diode 30V power supply FSACONN1000 - T7119, T7120Forward Sense photo diode current output FSCLRIC7008 - IC7126Forward Sense signals CLeaR switch FSOFIC7008 -

39、R3052Forward Sense photo diode sampling OFf FSONIC7008 - R3051Forward Sense photo diode sampling ON FSRR3040 - IC7270Forward Sense signal while Reading for read control loop FSRSIC7008 - IC7126DForward Sense photo diode Read Sampling FSWR3050 - IC7270Forward Sense signal while Writing for write cont

40、rol loop FSWSIC7008 - IC7126CForward Sense photo diode Write Sampling FWENIC7270 - IC7208, R3806Flash EPROM Write ENable HALL_U, HALL_V, HALL_W IC7330 - IC7300, CONN1812HALL feedback signals from turn table motor via hall motor driver HFS0IC7270 - R3249 - IC7360select HF circuit I2CInter IC I2C_CLKI

41、C7701, R3711 - R3715 - C2709 - F934IC7701, R3711 - IC7801 I2C CLocK line used for display slave processor and digital potmeter I2C_DATAIC7701, R3712 R3713 C2708, R3714 F934IC7701, R3712 IC7801 I2C DATA line used for display slave processor and digital potmeter I2CLR3248B - IC7207, R3247CI2C CLock li

42、ne I2CSCLIC7207 - IC7008IC7207 - IC7010IC7207 - R3248B I2C Serial CLock line I2CSDAIC7207 IC7008IC7207 IC7010IC7207 R3248A I2C Serial DAta line I2DAR3248A IC7270,R3247DI2C DAta line I2S_BCLK_AIIC7701 - R3814 - IC7406I2S4 Bit CLocK for CODEC (ADC for CDR950) Analog Input (record from analog source) I

43、2S_BCLK_AOIC7701 - R3894A - IC7406I2S2 Bit CLocK for CODEC (DAC for CDR950) Analog Output I2S_BCLK_CDCONN1708, C2739 - R3834 - IC7701I2S3 Bit CLocK from CD player (record n=2) (CDR775 only) I2S_BCLK_MICCONN1708, C2739 - R3834 - IC7701I2S3 Bit CLocK from MICrophone (CDR950 only) I2S_DATA_AIIC7406 - I

44、C7701I2S4 DATA from CODEC (ADC for CDR950) Analog Input (record from analog source) I2S_DATA_AOIC7701 - R3894C - IC7406I2S2 DATA for CODEC (DAC for CDR950) Analog Output I2S_DATA_CDCONN1708, C2738 - R3836 - IC7701I2S3 DATA from CD player (record n=2) (CDR775 only) I2S_DATA_MICCONN1708, C2738 - R3836

45、 - IC7701I2S3 DATA from MICrophone (CDR950 only) I2S_WS_AIIC7701 - R3743 - IC7406I2S4 Word CLocK for CODEC (ADC for CDR950) Analog Input (record from analog source) I2S_WS_AOIC7701 - R3894B - IC7406I2S2 Word CLocK for CODEC (DAC for CDR950) Analog Output I2S_WS_CDCONN1708, C2740 - R3833 - IC7701I2S3

46、 Word CLocK from CD player (record n=2) (CDR775 only) I2S_WS_MICCONN1708, C2740 - R3833 - IC7701I2S3 Word CLocK from MICrophone (CDR950 only) I2S1_MSIC7270 - R3910, IC7701I2S1 Master-Slave interrupt from MACE2 IET7121 - CONN1000laser Erase drive current signal GB 548. INT_COPY_AN A IC7701 - R3721 -

47、IC7401IC7701 - R3721 - R3410 select INTernal COPY ANAlog (in case of copy protected disc or track on CD drive) (CDR775 only) IRT7135 - CONN1000T7135 - R3056T7135 - IC7008 laser Read drive current signal IWT7122 - CONN1000T7122 - D6003laser Write drive current signal KEY_PRESSE D IC7706B - R3816 - IC7701KEY PRESSED interrupt KILLT7560, T7561, R3560 - CONN1400, R3424, R3428 KILL signal from power supply part to audio outputs KILL_OUT