Marantz-PMD340-cd-sm 维修电路原理图.pdf

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1、CD PlayerPMD330 / 331 / 340371K855010 MIT3120 785 22250First Issue 1999.12ServiceManualPMD330 /N1M, /U1B, /F1BPMD331 /N1M, /U1B, /F1BPMD340 /N1M, /U1B, /F1MRPMD330/331/340PMD330/331/340Please use this service manual with referring to the user guide ( D.F.U. ) without fail.IRCD PLAYERA-BPITCHMODE-CLE

2、AREXITENTERCONTRASTON/OFFINDEXPITCHENDTIMETEXT216347895PROGPRESET0POWERLEVELHEADPHONEMAXMIN+-+IRCD PLAYERLEVELHEADPHONEA-BPITCHMODE- -CLEAREXITENTERCONTRASTPITCH / SEARCHON/OFFINDEXPITCHBENDEND216TIMETEXT3478950PROGPRESETPOWERMAXMIN+ +- -+ +TABLE OF CONTENTSSECTIONPAGE 1. TECHNICAL SPECIFICATIONS .

3、1 2. SERVICE HINTS. 2 3. SERVICE TOOLS . 2 4. ADJUSTMENT AND SERVICE MODE . 3 5. MICROPROCESSOR AND IC DATA . 5 6. WIRING DIAGRAM . 13 7. BLOCK DIAGRAM . 15 8. SCHEMATIC DIAGRAM. 17 9. PARTS LOCATIONS . 2410. EXPLODED VIEW AND MECHANISM PARTS LIST. 2811. TECHNICAL DESCRIPTION. 3112. ELECTRICAL PARTS

4、 LIST . 33PMD330PMD331 / 340RadioFans.CN 收音机爱 好者资料库MARANTZ DESIGN AND SERVICEUsing superior design and selected high grade components, MARANTZ company has created the ultimate in stereo sound.Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specificati

5、ons for whichit 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 cases, the correct part number has to be specified.The following information must be supplied to elimi

6、nate delays in processing your order :1. Complete address2. Complete part numbers and quantities required3. Description of parts4. Model number for which part is required5. Way of shipment6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and v

7、oid.SHOCK, FIRE HAZARD SERVICE TEST :CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary ACcord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product andcontrols an

8、d chassis bottom.Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, andverified before it is return to the user/customer.Ref. UL Standard No. 813.In case of difficulties, do not hesitate to contact the TechnicalDepartment at above

9、 mentioned address.991207MITUSAUSAMARANTZ AMERICA, INCMARANTZ AMERICA, INC.440 MEDINAH ROADROSELLE, ILLINOIS 60172USAPHONE : 630 - 307 - 3100FAX : 630 - 307 - 2687 BRAZILBRAZILPHILIP DA AMAZONIA IND. ELET. ITDAPHILIP DA AMAZONIA IND. ELET. ITDACENTRO DE INFORMACOES AOCEP 04698-970SAO PAULO, SP, BRAZ

10、ILPHONE : 0800 - 123123(Discagem Direta Gratuita)FAX : +55 11 534. 8988JAPANJAPAN Technical MARANTZ JAPAN, INC.MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ

11、 EUROPE B.V.P.O.BOX 80002, BUILDING SFF25600 JB EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2732241FAX : +31 - 40 - 2735578TECHNICAL AUDIO GROUP PTY, LTDTECHNICAL AUDIO GROUP PTY, LTD558 DARLING STREET, BALMAIN, NSW 2041,AUSTRALIAPHONE : 61 - 2 - 9810 - 5300FAX : 61 - 2 - 9810 - 5355AUSTRALIAAUSTRALI

12、AJAMO AUSTRALIA PTY LTDJAMO AUSTRALIA PTY LTD1 EXPO COURT, P.O. BOX 350 MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - 3 - 9543 - 1522FAX : +61 - 3 - 9543 - 3677THAILANDTHAILANDMRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +

13、66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANTAIWANPAI- YUING CO., LTD.PAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAMALAYSIAWO KEE HONG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD.SUITE 8.1, L

14、EVEL 8, MENARA GENESIS,NO. 33, JALAN SULTAN ISMAIL,50250 KUALA LUMPUR, MALAYSIA PHONE : +60 3 - 2457677 FAX : +60 3 - 2458180 AMERICAS AMERICASSUPERSCOPE TECHNOLOGIES, INC.SUPERSCOPE TECHNOLOGIES, INC.MARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 -

15、820 - 4800FAX : 630 - 820 - 8103KOREAKOREAMK ENTERPRISES LTD.MK ENTERPRISES LTD.ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPORESINGAPOREWO KEE HONG (S) PTE LTDWO KEE HONG (S) PTE LTDWO KEE HONG CENTRE NO.23, LOR

16、ONG 8, TOA PAYOH SINGAPORE 319257PHONE : +65 2544555FAX : +65 2502213WILDASH AUDIO SYSTEMS NZWILDASH AUDIO SYSTEMS NZ14 MALVERN ROAD MT ALBERTAUCKLAND NEW ZEALANDPHONE : +64 - 9 - 8451958FAX : +64 - 9 - 8463554NEW ZEALANDNEW ZEALANDCANADACANADALENBROOK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED63

17、3 GRANITE COURT, PICKERING, ONTARIO L1W 3K1CANADAPHONE : 905 - 831 - 6333FAX : 905 - 831 - 6936AUSTRALIAAUSTRALIARadioFans.CN 收音机爱 好者资料库121. TECHNICAL SPECIFICATIONS2. SERVICE HINTS3. SERVICE TOOLSAudio signals disc4822 397 30184Disc without errors (SBC444)+Disc with DO errors, black spots and finge

18、rprints (SBC444A)4822 397 30245Disc (65 min 1kHz) without no pause4822 397 30155Max. diameter disc (58.0 mm)4822 397 60141Torx screwdriversSet (straight)4822 395 50145Set (square)4822 395 5013213th order filter4822 395 30204 PMD330 PMD331 / PMD340 General specificationsSystemCompact Disc - Digital A

19、udioNumber of channels 2Compatible discs CD-DA, CD-R, CD-RW (12 cm, 8 cm) Audio characteristicsChannels 2 channelsFrequency characteristics 20 Hz to 20 kHz +/- 0.3 dBDynamic range 90 dB (1 kHz)S/N ratio 100 dB (1 kHz)Total harmonic distortion (THD) 0.005 % (1 kHz)Wow and flutter Quartz precisionErro

20、r correction methodCross-interleave Read-Solomon code (CIRC)Analog output Pin jack,unbalanced (RCA) 2.0V RMS Stereo XLR jack,balanced (XLR) +16 dBu /600 , 0 dB FS (variable range) (-11 dBu to +21 dBu, variable)Digital output Pin jack (SPDIF) 0.5 Vp-p/75 XLR jack (SPDIF)3.5 Vp-p/110 optical connector

21、 -19 dBmSearch precision 1 framePitch controlMaximum: +/-12% in 0.1% stepsPitch bend control +/- 8 %Strat timing 20 ms Remote controlInfrared remote control input IN (IR sensor)RC5 remote control input/outputRCA IN (INT/EXT switch)/OUTRemote control input/output D-SUB 25-Pin female Optical anning me

22、thodLaser AlGaAs semiconductorWavelength 780 nm Signal systemSampling frequency 44.1 kHzQuantization 16-bit linear/channel Power supply sectionAC power supply /F : 100V, AC 50/60Hz, /N : 230V, AC 50Hz, /U : 120V, AC 60HzPower consumption 12 W 17 W Cabinet, etc.External dimensions (W x H x D) 483 x 1

23、00 x 325 mm (19 x 3-15/16 x 12- 13/16 inches)Weight 4.8 kg (10.6 lbs) 4.9 kg (10.8 lbs)Operating temperature range + 5C to + 35COperating humidity range 5% to 90% (without dew)Due to our continuing efforts to improve our products, the specifications and appearance of this product are subject to chan

24、ge withoutprior notice.344. ADJUSTMENT AND SERVICE MODE1.1. Digital Output (Coaxial) CheckOn the preset menu, set D.OUT to ON.(PMD331/PMD340)Do waveform observation with the oscilloscope, and confirmthe digital output level of JT01 to be 0.5Vp-p, square wavewithin 20% .1.2. Balanced Output Adjustmen

25、t (PMD331/PMD340)1kHz, 0 dB are played back by using TEST disc.Turn RB01 on the rear panel, and adjust the output of JB53(Balanced Out L-CH).Turn RB02 on the rear panel, and adjust the output of JB54(Balanced Out R-CH).Adjust each output level to 16 dBu, within 0.5dB.1.3. Service Mode1) With power o

26、ff, simultaneously press the PLAY/PAUSE,MODE and TIME buttons, and at the same time, press thepower button. At this time the LCD shows the model nameand firmware version.2) Next, press CUE button.3) At this time the LCD shows Test : Version . (TEST MODEselect menu)4) The NEXT and PREVIOUS buttons ch

27、ange the TESTMODE(refer to the chart below). The PLAY button selects it.5) Pressing the CUE button returns to the TEST MODE selectmenu.6) Press the STOP button to exit the service mode.MPU firmware version checkLCD&LED testConfirmation of Buttons, GPI Control I/O and RC5Check of EEPROM Read/WriteMan

28、ual moving of the pickupCONTENTSTEST MODEINDEX* It is not usually necessary to confirm.1.3.1. Model name and firmware version checkWhen the LCD shows Test : Version, press the PLAY button,to see the model name and the MPU firmware version.Pressing the CUE button returns to the TEST MODE selectmenu.1

29、.3.2. LCD and LED test1) Set the LCD panel contrast adjustment screw to mechani-cal center. (you will feel a click.)2) When the LCD shows Test : Display, press the PLAY button.3) The LCD and LED lights as the chart below.4) Each time the PLAY/PAUSE button is pressed the LCD andLED change as shown in

30、 the chart below.5) Pressing the CUE button returns to the TEST MODE selectmenu. : Light X : Not Light PATTERN 1PATTERN 2All light upNone light upFUNCTIONSWInputGPI *InputRC5InputFUNCTIONSWInputGPI *InputRC5InputOpen/Close28-29Preset33-34Time29-30Index +17818CD-Text30-31Index -18919Mode31-3201-2Stop

31、 *-12-3Cue *-23-4Play/Pause11-34-5Play-11245-6Cue + Play134-56-7Pause-21367-8Next15101678-9Previous16111789-10FF19620910-11REW20721Pitch Bend +*26-27END22-23Pitch Bend - *27-28A-B Repeat21-22Pitch +24 *1325Service-35Pitch -25 *1426Program32-33Fader(Normal)-FaderInput-Pitch On/Off231524Fader(Invert)-

32、FaderInput-PATTERN 1PATTERN 21.3.3. Confirmation of Buttons, GPI Control I/O and RC51) When the LCD shows Test : Key&GPI, press the PLAYbutton.2) The LCD shows No Signal.3) Press a button, GPI Control I/O and RC5 are input, and theLCD changes as shown in the chart below.* : PMD331, PMD340 only. * :

33、PMD330 only.* : The service mode is exited.* : The TEST MODE select menu is returned.1.3.4. Check of EEPROM Read/Write1) When the LCD shows Test : EE-PROM, press the PLAYbutton.2) Check of EEPROM Read/Write begins. The check takesabout 1 minute. During the check pressing any button hasno effect.3) A

34、t this time the LCD shows as the following order. ADDR (LOW)-WRITE (LOW)-WRITE (HIGH) -PAGE WRITE-EEPROM OK!4) If there is an error in the EEPROM, the LCD showsEEPROM NG!.5) Pressing the CUE button returns to the TEST MODE se-lect menu.1.3.5. Manual moving of Pick up1) When the LCD shows Test : Pick

35、up, press the PLAY button.2) The LCD shows Laser power. The laser diode turns on.3) Press the NEXT button. The sled will move to the outside.4) Press the PREVIOUS button. The sled will move to the inside.5) Pressing the CUE button returns to the TEST MODE selectmenu.Test mode*56 1IN1-negative input

36、1 2IN1+positive input 1 3n.c.not connected 4n.c.not connected 5VPpositive supply voltage 6IN2+positive input 2 7IN2-negative input 2 8n.c.not connected 9OUT2+positive output 210GND2ground 211n.c.not connected12OUT2-negative output 213OUT1-negative output 114GND1ground 115n.c.not connected16OUT1+posi

37、tive output 1PINSYMBOLDESCRIPTIONQ201/Q202 : TDA7073AQU01 : H8/3062PINNo.PORT NAMEDEVICEI/OI/OACTIVEINITIALPULLUP/DOWNSIGNAL NAMECONNECTDEVICENAMECONNECTDEVICEPORT NAMEFUNCTION1Vccsys-VCCConnected to the system power supply (+5V).2PB0/TP8/TMO0I/OO-Low-LCD_RSHD66712RSLCD driver register select.Instru

38、ction “L”, Data register “H”3PB1/TP9/TMIO1I/OO-High-LCD_RWHD66712RWLCD driver READ/WRITE.READ “H”, WRITE “L”4PB2/TP10/TMO2I/OO-Low-LCD_EHD66712ELCD driver enable.Data READ/WRITE active signal.5PB3/TP11/TMIO3I/OOLowHigh-LCD_RESETHD66712RESETLCD driver reset.Normal “H”, Reset “L”6PB4/TP12I/OI/O-Low-LC

39、D_DB4HD66712DB4LCD driver data bit 0.7PB5/TP13I/OI/O-Low-LCD_DB5HD66712DB5LCD driver data bit 1.8PB6/TP14I/OI/O-Low-LCD_DB6HD66712DB6LCD driver data bit 2.9PB7/TP15I/OI/O-Low-LCD_DB7HD66712DB7LCD driver data bit 3.10RESO/ /_FWEsysILowLowEXT_DWFEW74HC00FLASH MPU program enable signal.Enabled “H”11Vss

40、sys-VSSConnected to the system power supply (0V).12P90/TxD0OO-Low-DEBUG_TXDTXD for debug mode.13P91/TxD1OO-Low-FLASH_TXDTXD for FLASH MPU program.14P92/RxD0II-Low-DEBUG_RXDRXD debug mode.15P93/RxD1II-HighINT UPCXD_SQSO/FLASH_RXDCXD2585Q/74HC00SQSOSub-Q 80bit/PCM peak level data input &CD-TEXT data i

41、nput./RXD for FLASH MPUprogram.16P94/SCK0/IRQ4I/OI-LowEXT_DWSIF_SO74HC165Parallel to serial IC (74HC165) data input.17P95/SCK1/IRQ5I/OO-HighINT UPCXD_SQCKCXD2585QSQCKRead out clock output for SQSO.18P40I/OO-HighOPENESA_SDTIRL5C357SDTISerial data output for ESA.19P41I/OO-HighOPENESA_SCKRL5C357SCKSeri

42、al clock data output for ESA.20P42I/OO-HighOPENESA_XLTRL5C357XLTSerial latch data output for ESA.21P43I/OOLowHighOPENESA_XSOERL5C357XSOEEnabled signal for ESA serial data.Enable “L”22Vsssys-VSSConnected to the system power supply (0V).23P44I/OOLowHighOPENESA_XRSTRL5C357XRSTSystem reset output for ES

43、A.Reset “L”24P45I/OOLowHighOPENESA_XWRERL5C357XWREWrite enable output for ESA.Enable “L”25P46I/OOLowHighOPENESA_XQOKRL5C357XQOKSub-code Q signal output for ESA.OK “L”26P47I/O!-HighEXT_DWESA_SDTORL5C357SDTOSerial data input from ESA.27P30I/O!LowHighEXT_DWESA_XWIHRL5C357XWIHWrite enable signal from ES

44、A.Disable “L”28P31I/OIHighLowEXT_DWESA_CHDTRL5C357CHDTData monitor input from ESA.Monitoring “H”29P32I/OOHighLow-CXD_RW_SELCXD2585QLOCKRF gain select for CD-RWCD-RW “H”, CD-DA & CD-R “L”30P33I/OOHighLow-CXD_LDONLaser diode ON/OFF control.31P34I/OILow-CXD_FOKCXD2585QFOKFocus lock detect input.PINNo.P

45、ORT NAMEDEVICEI/OI/OACTIVEINITIALPULLUP/DOWNSIGNAL NAMECONNECTDEVICENAMECONNECTDEVICEPORTFUNCTION32P35I/OILowLow-CXD_LOCKCXD2585QLOCKGFS lock input.33P36I/OILow-CXD_SSTPCXD2585QSSTPDisc inside detect input.34P37I/OOLowHigh-CXD_XRSTCXD2585QXRSTSystem reset output.Reset “L”35Vccsys-VCCConnected to the

46、 system power supply(+5V).36P10I/OOHighLow-CXD_DOUT_OFFCXD2585QMD2Digital audio data output ON/OFF.ON “H”37P11I/OOHighHigh-CXD_MUTECXD2585QMUTEMute control output.Mute “H”38P12I/OO-High-CXD_DATACXD2585QDATASerial data output for CXD2585Q.39P13I/OO-High-CXD_XLATCXD2585QXLATSerial latch data output fo

47、r CXD2585Q.40P14I/OO-High-CXD_CLOKCXD2585QCLOKSerial clock data output. For CXD2585Q41P15I/OO-High-CXD_SCLKCXD2585QSCLKClock output for SENS serial data read.42P16I/OI-Low-CXD_SENSCXD2585QSENSSENS signal input.43P17I/OI-LowEXT_DWCXD_EMPHCXD2585QEMPHEmphasis enable/disable input.Enable “H”, Disable “

48、L”44Vsssys-VSSConnected to the system power supply(0V).45P20I/OILowHighEXT_UPSW_DATA0KEY INPUTKey matrix signal input.46P21I/OILowHighEXT_UPSW_DATA1KEY INPUTDitto.47P22I/OILowHighEXT_UPSW_DATA2KEY INPUTDitto.48P23I/OILowHighEXT_UPSW_DATA3KEY INPUTDitto.49P24I/OILowHighEXT_UPSW_DATA4KEY INPUTDitto.50

49、P25I/OILowHighEXT_UPSW_DATA5KEY INPUTDitto.51P26I/OILowHighEXT_UPSW_DATA6KEY INPUTDitto.52P27I/OILowHighEXT_UPSW_DATA7KEY INPUTDitto.53P50I/OO-High-SW_SCAN0KEY SCANKey matrix signal output.54P51I/OO-High-SW_SCAN1KEY SCANDitto.55P52I/OO-High-SW_SCAN2KEY SCANDitto.56P53I/OO-High-SW_SCAN3KEY SCANDitto.

50、57Vsssys-VSSConnected to the system power supply(0V).58P60I/OO-Low-SIF_ST74HC4094STRSerial strobe data output for serial toparallel IC (74HC4094).59P61I/OO-LowOPENSIF_LD74HC165LS/Serial load data output for serial to parallelIC (74HC4094).60P62I/OO-Low-SIF_SI74HC4094DASerial data output for serial t