Marantz-PMD-511-Service-Manual(1) 电路图 维修手册.pdf

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1、Printed in Japan Fully Independent Double Cassette Deck model PMD511 TABLE OF CONTENTS SECTIONPAGE 1. TECHNICAL SPECIFICATIONS . 1 2. BLOCK DIAGRAM . 2 3. WIRING DIAGRAM AND ADJUSTMENT POINTS . 3 4. SCHEMATIC DIAGRAM AND PARTS LOCATION (Pattern Side). 5 5. EXPLODED VIEW AND PARTS LIST. 15 6. DISASSE

2、MBLY . 20 7. TEST EQUIPMENT REQUIRED FOR SERVICING . 21 8. ELECTRICAL ADJUSTMENTS . 22 9. MICROPROCESSOR AND IC DATA . 27 10. ELECTRICAL PARTS LIST . 28 11. XLR511PMD Kit. 37 Service Manual PMD511 /N1B PMD511 U,F Please use this service manual with referring to the user guide (D.F.U) without fail. O

3、FFBCMEMORESET QMS RESET DOLBY NR CASCADE /CD SYNC FULLY INDEPENDENT DOUBLE CASETTE DECK PMD511 L 03+6dB36101520- R L 03+6dB36101520- R AB A+B HP SELECT HP LEVEL HEADPHONE PLAY EJECT POWER STOPPLAY PITCH RECPLAY EJECT STOPPLAYREC 5 4 3 2 1 010 9 8 7 6 REC BALANCE 5 4 3 2 1 010 9 8 7 6 PITCH OFFBC DOL

4、BY NR CONT.A+B MIC MIXALC (LINE) HIGHNORM TAPE SPEED MEMO LEVEL 010 DOLBY B C NR HX PRO 479T855010 AO 3120 785 22230 First lssue 1999.11 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 sou

5、nd. Only original 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

6、 Fax. In both cases, 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 o

7、f 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 connect

8、or 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 verified before it is return t

9、o the user/customer. Ref. UL Standard No. 813. In case of difficulties, do not hesitate to contact the Technical Department at above mentioned address. 991101A.O USAUSA MARANTZ AMERICA, INCMARANTZ AMERICA, INC. 440 MEDINAH ROAD ROSELLE, ILLINOIS 60172 USA PHONE : 630 - 307 - 3100 FAX : 630 - 307 - 2

10、687 BRAZILBRAZIL PHILIP DA AMAZONIA IND. ELET. ITDAPHILIP 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, SAGAM

11、IONO SAGAMIHARA - SHI, KANAGAWA JAPAN 228-8505 PHONE : +81 42 748 1013 FAX : +81 42 748 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 CANADACANADA LENBRO

12、OK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED 633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA PHONE : 905 - 831 - 6333 FAX : 905 - 831 - 6936 AUSTRALIAAUSTRALIA JAMO AUSTRALIA PTY LTDJAMO AUSTRALIA PTY LTD 1 EXPO COURT, P.O. BOX 350 MT. WAVERLEY VIC 3149 AUSTRALIA PHONE : +61 - 3 - 9543 - 15

13、22 FAX : +61 - 3 - 9543 - 3677 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 SUNG KIANG

14、 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 FAX : +6

15、0 3 - 2458180 AMERICASAMERICAS 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 KOREAKOREA MK ENTERPRISES LTD.MK ENTERPRISES LTD. ROOM 604/605, ELECTRO-OF

16、FICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOUL KOREA PHONE : +822 - 3232 - 155 FAX : +822 - 3232 - 154 SINGAPORESINGAPORE WO KEE HONG (S) PTE LTDWO KEE HONG (S) PTE LTD WO KEE HONG CENTRE NO.23, LORONG 8, TOA PAYOH SINGAPORE 319257 PHONE : +65 2544555 FAX : +65 2502213 NEW ZEALANDNEW ZEALAND WIL

17、DASH AUDIO SYSTEMS NZ WILDASH AUDIO SYSTEMS NZ 14 MALVERN ROAD MT ALBERT AUCKLAND NEW ZEALAND PHONE : +64 - 9 - 8451958 FAX : +64 - 9 - 8463554 RadioFans.CN 收音机爱 好者资料库 12 - OFF ON ALC - - REC PB REC PB REC PB REC PB MIC MIX MIC MIX - - - - TRAP TRAP MPX FIL MPX FIL OFF ONALC TRAP TRAP MPX FIL MPX FI

18、L IN IN OUT OUT REC OUT LINE OUT REC OUT LINE OUT NR REC IN IN OUT NR PB IN NR PB IN OUT IN OUT IN OUT IN NR REC IN MERTER2 MERTER1 SPEED NR SW REC/PB B EQ REC BAL REC VOL CXA1878C REC EQ PB EQ B-C NR DOLBY VOLUME REC EQ PB EQ B-C NR DOLBY VOLUME IN IN OUT OUT REC OUT LINE OUT REC OUT LINE OUT NR RE

19、C IN IN OUT NR PB IN NR PB IN OUT IN OUT IN OUT IN NR REC IN MERTER2 MERTER1 SPEED NR SW REC/PB B EQ REC BAL REC VOL CXA1878C REC EQ PB EQ B-C NR DOLBY VOLUME REC EQ PB EQ B-C NR DOLBY VOLUME 5V 5V DECK B DECK A OUTPUT SELECT AT CONT. MODE B-DECK A-DECK B-DECK A-DECK DUBB DUBB HX PRO DOLBY REC OSC E

20、RASE HX PRO DOLBY REC OSC ERASE -25V +5V -8V +8V +12V POWER SUPPLY REMOTE EXT RC-5 OUT IN OUT IN HEADPHONE OUT -25V B B DRIVE MOTORTAPE-MECHA FL TAPE COUNTER LEBEL METER A DRIVE MOTOR A TAPE-MECHA RAM 2KB ROM 60KB TMP87CS71F U-COM SWITCH KEY LINE OUT LINE OUT R L R L DECK B R L R/P HEAD R L LINE INP

21、UT DECK A R L R/P HEAD R L LINE INPUT R L/MONO MIC INPUT REC CAL REC CAL REC CAL REC CAL ALC ALC MIX LEVEL ALC ALC 2. BLOCK DIAGRAM1. TECHNICAL SPECIFICATIONS Track System . 4 Track, 2 Channel Head System Rec Play Head .Hard Permalloy Erase Head . Dual Gap Ferrite Approx Head Life.1000H Recording/Er

22、asure System . AC 105 kHz Bias Motor System Capstan . DC Servo Controlled Motor Reel . DC Motor Overall S/N, NR off, ”A” weighted Normal . 57dB High . 58dB Metal. 58dB Overall S/N, Dolby C NR, ”A” weighted Normal . 74dB High . 75dB Metal. 75dB Frequency Response, Rec/Play, NR off Normal . 40Hz16kHz

23、High . 40Hz17kHz Metal. 40Hz18kHz Dolby NR effect, B/C , S/N improvement, CCIR/ARM weighted .B 8dB, C 17dB Output Line. 540mV Headphone . 140mV (8 Loaded) Output Impedance Line. 1k Headphone . 120 Input Sensitivity Line. 100mV Input Impedance Line. 47k MIC input Sensitivity (REC Volume Center) . 0.3

24、mV Input Impedance. 10k Fine Speed Control . 15% Wow 2) After adjustment, replay and check it again. Remarks: In case of drifting output during replay, check that the tape running and the test tape, because they may be defec- tive. FWDRM10RM13RM60 RM63 REVRM09RM12RM59 RM62 A A B B normal highnormal

25、high CH. TEST POINTSEMI-FIXED RES. MECHA. LCK01RJ19A RCK02RJ20A LCK51RJ69B RCK52RJ70B CH. TEST POINTSEMI-FIXED RES. MECHA. LCK01RJ19A RCK02RJ20A LCK51RJ69B RCK52RJ70B FWDRM10RM13RM60 RM63 REVRM09RM12RM59 RM62 A A B B normal highnormal high 25 * May have to connect FREQUENCY COUNTER through AUDIO VOL

26、T METER. TEST POINTCOILMECHA. Q901 10pinL903A Q951 10pinL953B TEST POINTCOILMECHA. J901- 3L901A J901- 1L902A J951 - 3L951B J951 - 1L952B 8.4 LINE OUTPUT LEVEL ADJUSTMENT 1) Connect the audio oscillator to the LINE INPUT jacks. 2) Connect the VTVM to LINE OUTPUT jacks. 3) Set the REC Pause mode. 4) S

27、et the REC volume to the center click position. 5) Supply 100 mV to the LINE INPUT jacks. 6) Adjust the following semi-fixed resistor to set 100 mV from the LINE OUTPUT jacks; 8.5 MPX FILTER ADJUSTMENT 1) Set the REC control to the center click position. 2) Set the REC Pause mode. 3) Put unit in REC

28、 mode with a S.R.L. input. 4) Place the MPX filter switch ON and change the input frequency to 19 kHz (10 Hz). 5) Adjust L601 (L), L602 (R) (Deck A) and L651 (L), L652 (R) (Deck B) for minimum output at the LINE OUTPUT jacks. 8.6 RECORDING BIAS FREQUENCY AND HX COIL ADJUSTMENT 1) Put unit in REC mod

29、e. 2) Adjust the following bias-oscillator coils for 105 kHz bias-oscillator frequency; 3) Next, connect an OSCILLOSCOPE to the HX test point. 4) Adjust the following HX coils for minimum. CH.ADJUSTMENT POINTMECHA. LRE37A RRE38A LRE87B RRE88B CH.ADJUSTMENT POINTMECHA. LRE37A RRE38A LRE87B RRE88B TES

30、T POINTCOILMECHA. Q901 10pinL903A Q951 10pinL953B TEST POINTCOILMECHA. J901- 3L901A J901- 1L902A J951 - 3L951B J951 - 1L952B 26 8.7 REC/PLAY-BACK FREQUENCY RESPONSE ADJUSTMENT 1) Insert the AC-225 tape in the holder. 2) Set the REC volume to the center position. 3) Supply 1kHz 30mV to the line input

31、 jacks. 4) Record the 400Hz and 12.5kHz signals by turns. 5) Playback the section just recorded, and adjust the fol- lowing semi-fixed resistor so that the level of differ- ences between 400Hz and 12.5kHz are within 1.0dB; 6) HIGH position and METAL tapes the following Semi-fixed resistor so that th

32、e level of differences between 400Hz and 12.5kHz are within 1.0dB. 8.8 REC/PLAY-BACK LEVEL ADJUSTMENT 1) Insert the AC-225 tape in the holder. 2) Set recording level at O.R.L and set a 0 dB. Reference level. Frequency: 400 Hz 3) Play back the section just recorded. and adjust follow- ing semi-fixed

33、resistor so that the 400 Hz level is within 0.5 dB; 4) Only check HIGH POSITION and METAL tapes. 8.9 REC/PLAY-BACK FREQUENCY RESPONSE CHECK DOLBY NR 1) Decrease the audio oscillator to 5.6 mV (-25 dB) from the rated recording condition. Record the following signals at DOLBY-B position. (NORMAL tape/

34、position); 250 Hz, 1 kHz, 3 kHz, 6.3 kHz, 10 kHz, 12.5 kHz 2) Playback the section just recorded, and read differ- ence levels are within the 3dB. 3) Do this same thing to DOLBY-C Position. 4) Do this same thing to HIGH POSITION and METAL tapes. CH.ADJUSTMENT POINTMECHA. LR901A RR902A LR951B RR952B

35、CH.ADJUSTMENT POINTMECHA. LRK05A RRK06A LRK55B RRK56B METAL tape: Check only. MECHAHIGHMETAL AR913- BR963- CH.ADJUSTMENT POINTMECHA. LR901A RR902A LR951B RR952B MECHAHIGHMETAL AR913- BR963- CH.ADJUSTMENT POINTMECHA. LRK05A RRK06A LRK55B RRK56B 27 9. MICROPROCESSOR AND IC DATA 16 6 10 9 8 7 12 14 15

36、13 3 11 1 5 4 2 BINARY TO 1 OF 4 DECODER WITH INHIBIT LEVEL CONVER- TER VDD INH A B X Y VSS VEE X0 X1 X2 X3 Y0 Y1 Y3 Y2 INHIBIT L L L L HX H L H L ABON SWITCH X0 Y0 X1 Y1 X2 Y2 X3 Y3 NONE X : Dont Care L L H H X QU01 : U-COMQM08, QM58 : BU4052BCF Q901, Q951 : UPC1297CA Pin. No. Port NameDescriptionA

37、ctive 1PDP10Power down detectHigh 2EXT.INP11Ext Remote inputLow 3REVBP12Reverse play for B deck.High 4HIGH-AP13High speed mode motor control for A deckHigh 5RECBP14REC mode for B deckHigh 6OSCBP15Bias Oscillator switch for B deckHigh 7RECAP16REC mode for A deckHigh 8OSCAP17Bias Oscillator switch for

38、 A deckHigh 9TESTTest for chip. Always Low. 10CUE MUTE AP21Cue mute output for A deckLow 11CE2 P22GPI input load 12RESETRESET 13XINXINXtal 14XOUTXOUTXtal 15VSSVSSGND 16CUE MUTE BP20Cue mute output for B deck 17RC5INP30RC5 input 18P31Not Used 19SCKP32Serial data clock 20SIP33GPI data input 21DATA(SO)

39、P34Serial data output for QU05, QU06, QU07, QE07. 22CE0P35Chip enable for QU05, QU06, QU07. 23EXT.OUTP36Ext Remote outputLow 24CE1P37Chip enable for QE07. 25REVAP00Reverse play for A deck.High 26HIGH-BP01High speed mode motor control for B deckHigh 27QSAP02Reverse sensor input for A deckLow 28RPA1P0

40、3Reel puls input 1 for A deckHigh/Low 29RPA2P04Reel puls input 2 for A deckHigh/Low 30QSBP05Reverse sensor input for B deckLow 31RPB1P06Reel puls input 1 for B deckHigh/Low 32RPB2P07Reel puls input 2 for B deckHigh/Low 33VDDVDD +5V 34SOLAP60Mecha solenoid control for A deckHigh 35MCAP61Capstan motor control for A deckHigh 36RMA1P62Reel motor direction control for A deck 37RMA2P63Reel motor direction control for A deck 38SOLBP64Mecha solenoid control for B deckHigh 39MCBP65Capstan motor control for B deckHigh 40RMB1P66Reel motor direction control for B deck 41RMB2P67Reel motor directi

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