Marantz-PMD-670-Service-Manual 电路图 维修手册.pdf

《Marantz-PMD-670-Service-Manual 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Marantz-PMD-670-Service-Manual 电路图 维修手册.pdf（57页珍藏版）》请在收音机爱好者资料库上搜索。

1、Part no. 04AS855010 First Issue 2003.06 ecm Solid State Recorder PMD670 TABLE OF CONTENTS SECTION PAGE 1. TECHNICAL SPECIFICATIONS . 1 2. FACTORY/SERVICE MODE . 2 3. LCD CONTRAST ADJUSTMENT. 3 4. HOW TO DISASSEMBLE. 3 5. DSP(QD01) FIRMWARE UPDATE PROCEDURE. 7 6. MAIN MICROPROCESSOR (QU01) UPDATE PRO

2、CEDURE. 9 7. WIRING DIAGRAM. 15 8. BLOCK DIAGRAM . 17 9. SCHEMATIC DIAGRAM. 19 10. PARTS LOCATION. 43 11. MICROPROCESSOR AND IC DATA. 49 12. EXPLODED VIEW AND PARTS LIST. 63 13. ELECTRICAL PARTS LIST. 65 PMD670 /W1B/U1B/F1B PMD670PMD670 Printed in Japan Please use this service manual with referring

3、to the user guide ( D.F.U. ) without fail. Service Manual Printed on 100% Recycled Paper PHONES R L POWER MARGIN RESET INPUTA-B REPEAT EDL PLAYLEVEL CONT.INPUT LOCK ANCREPEAT PRE REC ALCMANUAL ALL ANALOG OUT OFF STEREO R AUTO MARK MARK 645 3210 LR ON OFF / MIC HP/SPK VOLUME REC LEVEL PHANTOM +48V MI

4、C IN 1 GND 2 HOT 3 COLD LINE OUT LINE IN L REMOTE R LIMITER MIC ATTEN -20dB0dB OFFON OFFON ONOFF OFFON L SINGLE ENTERCANCEL PLAY/PAUSESTOP REC UNDO FLAT DC IN 13V CHARGE DIGITAL IN OUT MENU/STORE EDIT -/REWFWD/+ SOLID STATE RECORDER PMD670 3 12 PUSH 3 12 PUSH REC KEY LOCKLIGHTDISPLAY REC PAUSE DC IN

5、 13V CHARGE DIGITAL IN OUT + - + - TRACK JUMP TOTAL TRACK TIME RECREMAIN kbps A-B TRACK MARK kHz AM PM L -dB R INT MIC LINE S.SKIP -dB 402012620OVER 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 i

6、n stereo 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

7、by mail 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 req

8、uired 5. 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 A

9、C cord 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

10、 it is 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 - 030

11、0 FAX : 630 - 741 - 0301 JAPANTechnical MARANTZ JAPAN, INC. 35- 1, 7- CHOME, SAGAMIONO SAGAMIHARA - SHI, KANAGAWA JAPAN 228-8505 PHONE : +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 P

12、HONE : +31 - 40 - 2507844 FAX : +31 - 40 - 2507860 AUSTRALIA QualiFi Pty Ltd, 24 LIONEL ROAD, MT. WAVERLEY VIC 3149 AUSTRALIA PHONE : +61 - (0)3 - 9543 - 1522 FAX : +61 - (0)3 - 9543 - 3677 NEW ZEALAND WILDASH AUDIO SYSTEMS NZ 14 MALVERN ROAD MT ALBERT AUCKLAND NEW ZEALAND PHONE : +64 - 9 - 8451958

13、FAX : +64 - 9 - 8463554 THAILAND MRZ STANDARD CO., LTD 746 - 754 MAHACHAI ROAD., WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILAND PHONE : +66 - 2 - 222 9181 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 - 25221

14、304 FAX : +886 - 2 - 25630415 MALAYSIA WO KEE HONG ELECTRONICS SDN. BHD. 2ND FLOOR BANGUNAN INFINITE CENTRE LOT 1, JALAN 13/6, 46200 PETALING JAYA SELANGOR DARUL EHSAN, MALAYSIA PHONE : +60 - 3 - 7954 8088 FAX : +60 - 3 - 7954 7088 AMERICAS MARANTZ PROFESSIONAL PRODUCTS 2640 WHITE OAK CIRCLE, SUITE

15、A AURORA, ILLINOIS 60504 USA PHONE : 630 - 820 - 4800 FAX : 630 - 820 - 8103 KOREA MK ENTERPRISES LTD. ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOUL KOREA PHONE : +822 - 3232 - 155 FAX : +822 - 3232 - 154 SINGAPORE WO KEE HONG DISTRIBUTION PTE LTD 130 JOO SENG ROAD #03-0

16、2 OLIVINE BUILDING SINGAPORE 368357 PHONE : +65 6858 5535 / +65 6381 8621 FAX : +65 6858 6078 HONG KONG Jolly ProAudio Broadcast Engineering Ltd. UNIT 2, 10F, WAH HUNG CENTRE, 41 HUNG TO ROAD, KWUN TONG, KLN., HONG KONG PHONE : 852 - 21913660 FAX : 852 - 21913990 CANADA LENBROOK INDUSTRIES LIMITED 6

17、33 GRANITE COURT, PICKERING, ONTARIO L1W 3K1 CANADA PHONE : 905 - 831 - 6333 FAX : 905 - 831 - 6936 TECHNICAL AUDIO GROUP PTY, LTD 43-53 Bridge Rd., STANMORE NSW 2048 AUSTRALIA PHONE : +61 - (0)2 - 9519 - 0900 FAX : +61 - (0)2 - 9519 - 0600 AUSTRALIA RadioFans.CN 收音机爱 好者资料库 1 1. TECHNICAL SPECIFICAT

18、IONS Digital audio system System Solid State recorder Usable Media IC memory cards and HDD(Micro Drive) cards Recording and reading method MPEG1 Layer 2/3 compression 16 bit linear PCM Recording Bit rate (Selectable by preset) MONO/STEREO 768 kbps (PCM), 192, 128, 96, 64, 48, 32 kbps (MPEG2/MPEG3) 1

19、92, 128, 96, 64 kbps (MPEG, Joint Stereo) The amount of memory required per hour of recording: Example : 64MB IC memory Card Bit Rate (kbps) STEREO(minit) PCMMP2/MP3 3228280 4821210 6414140 96 10.5105 128 7 70 192 5.25 52.5 256 3.535 512 1.75 17.5 Sampling frequency Analog 48 kHz/44.1 kHz/32 kHz/22.

20、14 kHz/16 kHz Digital 48 kHz/44.1 kHz Number of channels 2/1 (stereo/mono) Frequency Response 20,000 Hz 3.0 dB (at digital) Signal - to - Noise Ratio ( IEC - Aweighted) 80 dB Total Harmonic Distortion (at 0 VU) 0.03 % Dynamic Range 85dB Inputs MIC/LINE IN L/R Type: XLR (1:GND, 2:HOT, 3:COLD) Input S

21、ensitivity (MIC): -68 dBu/9 kohms Input Sensitivity (LINE): -20 dBu/47 kohms LINE OUT L/R Type: RCA jack Input Sensitivity (LINE): -20 dBu/47 kohms Outputs LINE OUT L/R Type: RCA jack Standard level: 2 Vrms max./2 kohms DIGITAL OUT Type: RCA jack Output impedance: 75 ohms Standard output level: 0.5

22、Vp-p Sampling frequency: 44.1/48 kHz Format: SPDIF (IEC-958 Type II) GENERAL Headphone Output power 15 mW/32 ohms Speaker Output Power 200 mW Phantom Power +48V, 5mA Power Requirement 13 V, 1.0 A Power Consumption Recording: 5.2 W Charging: 12 W Power off: 3.5 W (Battery mode : 2 mW) Dimensions (W x

23、 H x D) 264 x 52 x 185 mm (10.4 x 2.0 x 7.3) Weight 1.3 kg (2 lbs. 14 oz.) Included Accessories AC adaptor: 1 Battery holder: 1 Carrying Strap: 1 User Guide: 1 Optional Accessories Ni-Cad Battery pack (RB1100PMD) Carrying Case (CLC670PMD) Interfce cable RadioFans.CN 收音机爱 好者资料库 2 2. FACTORY/SERVICE M

24、ODE A. FACTORY MODE To reset all settings to default status ,follow the procedure below. 1. When Power Standby mode, While pressing A-B REPEAT and INPUT buttons, Slide POWER switch to turn on the unit. 2. FACTORY name is displayed on LCD. The unit becomes the setup of default automatically. B. SERVI

25、CE MODE 1. Micro-Processor Version check 1) When Power Standby mode, While pressing A-B REPEAT and EDIT buttons, Slide POWER switch to turn on the unit. 2) VIRSION name is displayed on LCD with blink, then press PLAY/PAUSE button, VIRSION is displayed on LCD. Example : DSP 01.20 MPU B0022 3)Turn off

26、 power to quit Service mode. 2. CompactFlash read/write speed check 1) Insert the CompactFlash, While pressing A-B REPEAT and EDIT buttons, Slide POWER switch to turn on the unit. 2) VIRSION name is displayed on LCD with blink, then press FWD/+ or -/REW button. CARD CHECK name is displayed on LCD. 3

27、) Then press PLAY/PAUSE button. CARD CHECK name is displayed on LCD. after Good or No Good is displayed on LCD. If No good is displayed, the CompactFlash is not correct. Insert the correct CompactFlash. Because read/write speed is slow, the unit has the possibility that sound is interrupted and stop

28、 during recording. 4) Turn off power to quit Service mode. DSP XX.XX MPU XX.XX TOTAL TRACK TIME RECREMAIN kbps A-B TRACK MARK kHz AM PM L -dB R INT MIC LINE S.SKIP -dB 402012620OVER 3 3. LCD CONTRAST ADJUSTMENT 1. Connect the TEST POINT (See below) with the tester. 2. Turn the variable resistor RF01

29、(RF09) so that the reading of the tester becomes 7.0 V 0.1 V and conferm the contrast of the LCD becames maximum. 4. HOW TO DISASSEMBLE 1) Remove 7 screws as shown in Fig.1. 2) Remove the battery cover. 3) Remove 4 screws as shown in Fig.2. 4 4) Remove 2 screws from both sides as shown in Fig.3 and

30、Fig.4. 5) Remove the front panel, holding it and pushing down with thumb as shown in Fig.5 and Fig.6. Cautions : When removing the front panel, take care not to damage the cable and connectors. 6) Remove 2 screws as shown in Fig.7. 5 7) Remove 5 connectors as shown in Fig.8. And remove the top case.

31、 8) Remove 4 connectors as shown in Fig.9. 9) Remove 5 screws. Then remove side panel of Audio I/O side. 6 10) Remove 6 screws. Then remove side panel of CompactFlash side. 11) Remove 7 screws. Then remove the PCB. 7 5. DSP(QD01) FIRMWARE UPDATE PROCE- DURE Necessary Equipment Windows PC(Windows20 o

32、r WindowsXP) USB cable (USB 4Pin - mini USB 5pin) CompactFlash (with format) Update Disc (*PMD670CDR) Connection 1. Connect Windows PC and PMD670 with USB cable 2. Insert the CompactFlash Writing procedure NOTICE : Dont turn off the power during the update. When turn off the power, you must change F

33、lash Rom (QD01). 1. While pressing MARGIN RESET button, Slide POWER switch to turn on the unit. 2. USB ONLINE is displayed on LCD. 3. It confi rms that it was recognized as Removable Disk (CompactFlash) by a PC. 4. pmd_prog.binb of the update disk is copied to the route of Removable Disk(CompactFlas

34、h). 5. Disconnect USB cable from the unit, then turn off POWER switch. 6. Keep inserting the CompactFlash, turn on POWER switch. 7. DSP Firmware updating will be done automatically. 8. Light up all the LCD dot. 9. Uploading takes about one minute. mini USB 5pin 8 10. When the updatiing is fi nished,

35、 information of Compact- Flash is displayed on LCD. 11. Turn off POWER switch. The fi rmware has been updated. Do the next procedure. 12. Connect Windows PC and PMD670 with USB cable 13. Repeat the same procedure No1., No2. and No3. 14. pmd_prog.bin which wrote it in the Removable Disk(CompactFlash)

36、 is delete from the Windows PC. NOTICE : When pmd_prog.bin isnt delete from the compacFlash, The set becomes the mode of update of fi rmware every time to turn on the unit. 15. Disconnect USB cable from the PMD670, then turn off POWER switch. 16. Check the version number of the fi rmware Refer to 2-

37、page SERVICE MODE for Micro-Processor Version check confi rmation. 9 6. MAIN MICROPROCESSOR (QU01) UPDATE PROCEDURE Necessary Equipment Flash Writer (FLASH2 Disc and Parallel cable are packed together) JIG PCB with the cable(5 pin USB mini cable) RS232C cable (25pin-9Pin ) Update Disc (*PMD670CDR) W

38、indows PC (Windows2000 or WindowsXP) with COM port Connection 1. Connect COM port of Windows PC and Flash Writer with RS232C cable 2. Connect Flash Writer and JIG PCB with Parallel cable 3. Connect 5pin USB mini cable to I/O port of PMD670. Preparation (The installation procedure of the Update softw

39、are) Open FLASH2 Disc , and double click Setup.exe, and writing software is installed in the PC. There is English edition of holder of ForEnglishEnvi- ronme RS232C cable PMD670 I/O port PC COM port Flash Writer JIG PCB FLASH2 Disc 10 Start Installation . Click Next Click Next (when you must change t

40、he installation Folder, Select the Folder ) Click Next 11 The screen becomes the installation condition. Click Close Installation was completed in the PC. The icon of Flash2 is made in the desk-top computer. Confi guration Connect AC adapter to PMD670 and turn off (power standby mode) the unit. Conf

41、i rm the connection of the PMD670, Flash Writer and the PC. Then, double click Flash2 icon. Setup screen appears. Click Set from Menu bar. 12 Select H8/3048B from CPU type Click OK Click Set from Menu bar. Select COMMUNICATION Select Transfer rate in boot-mode : 19200bps Select Max transfer rate : =

42、boot Select Communication port : COMx (Select the same COM Port number that the RS232C cable is connected.) Click OK Click Set from Menu bar. Select VERIFY Select Comparing by check sum of only blocks writing is carried out ) Click OK 13 Click Set from Menu bar. Select Terminal State Select High or

43、Low from Setting Terminal State MD0: High MD1: Low I /O0: High I /O1: High I /O2: High FWE: High Click OK Finish Confi guration, the next process starts uploading. Writing Insert the update disc (part no : *PMD670CDR) in to CD-R drive. Select fi le name of pmd670.mot from the update disc. Click Writ

44、e from Menu bar Select Write 14 The screen becomes the uploading condition. Verifl ing is started when writing is fi nished. Click OK The upload procedure is completed. Disconnect USB cable from the PMD670, then turn off POWER switch. Check the version number of the fi rmware Refer to 2-page SERVICE MODE for Micro-Proces- sor Version check confi rmation. 1516 JF01 QF01 P001 PF01 MIC SPEAKER 7. WIRING DIAGRAM 1817 31 2 31 2 INTERNAL MIC ALC ALC MUTE MUTE ALARM 11.2896MHz12.288MHz COMPAC