Marantz-PMD-660-Service-Manual(1) 电路图 维修手册.pdf

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1、Part no. 90M20BS855010 First Issue 2005.03 MJI Solid State Recorder PMD660 TABLE OF CONTENTS SECTION PAGE 1. TECHNICAL SPECIFICATIONS . 1 2. SERVICE MODE. 2 3. HOW TO DISASSEMBLE. 3 4. MAIN MICROPROCESSOR (Q120) UPDATE PROCEDURE . 8 5. WIRING DIAGRAM. 11 6. BLOCK DIAGRAM . 13 7. SCHEMATIC DIAGRAM. 1

2、5 8. PARTS LOCATION. 25 9. EXPLODED VIEW AND PARTS LIST. 33 10. MICROPROCESSOR AND IC DATA. 36 11. ELECTRICAL PARTS LIST. 46 PMD660 /F B/N1B/U1B PMD660PMD660 Please use this service manual with referring to the user guide ( D.F.U. ) without fail. Service Manual RadioFans.CN 收音机爱 好者资料库 SHOCK, FIRE HA

3、ZARD SERVICE TEST : CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC 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 botto

4、m. 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 return to the user/customer. Ref. UL Standard No. 60950. In case of diffi culties, do not hesitate to contact the Technical Department at above menti

5、oned address. 030307MIT The exchange of the lithium battery(Z001 : CR2025). CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type. ? (Z001 : CR2025) ? ? ? ? RadioFans.CN 收音机爱 好者资料库 1 1. TECHNICAL SPECIFICATIONS Digital audio system System .Soli

6、d State Recorder Usable media . CF memory cards Microdrive Recording and media methods .mp3 . MPEG1 Layer III compression PCM . 16 bit linear PCM Recording bit rate MP3 mono . 64 kbps MP3 stereo . 128 kbps Sampling frequency .44.1, 48 kHz Number of channels . 2 (stereo), 1 (mono) Frequency response

7、.16,000 Hz (-0.5dB) Signal-to-Noise Ratio IEC-A weighted .LINE 80 dB MIC 60 dB Total harmonic distortion at 0 VU (PCM) .LINE 0.06% MIC 0.15% Dynamic range .80 dB Inputs MIC IN L/R Type .XLR (1:GND, 2:HOT, 3:COLD) Input sensitivity (MIC) .1.2 mVrms/6.5 kohms LINE IN Type .mini jack Input sensitivity

8、.300 mVrms/20 kohms Outputs LINE OUT Type .mini jack Standard level . 2 Vrms max./2 kohms General Headphone output power .8 mW/ 16 ohms Speaker output power .150 mW/ 8 ohms Phantom power .+48V, 5mA Power consumption Recording/Playback .4.0 W (DC) Battery life (Alkaline) . 4 hours (typical) Dimension

9、s Width . 113 mm (4.5) Height . 47 mm (1.9) Depth . 183.5 mm (7.2) Weight . 0.5 kg (1.1 lbs.) Included accessories CF card (64MB) (US only) .1 AC adapter .1 USB cable .1 Audio cable .1 Carry strap .1 Screws (ISO 3x10 mm) .2 Plastic pin and retainer .1 CD-ROM .1 User Guide .1 Optional accessories* (S

10、ee www.d- for description and/or ordering information) Wired remote .RC600PMD RadioFans.CN 收音机爱 好者资料库 2 2. SERVICE MODE 1. Micro-Processor(Q120) Version check 1) Slide POWER switch to turn on the unit. 2) Press MENU/STORE/EDIT button. 3) Preset-1 is displayed on LCD. 4) Press PLAY/PAUSE/ENTER button

11、. 5) Input is displayed on LCD. 6) Press button. 7) VERSION is displayed on LCD. 8) Press PLAY/PAUSE/ENTER button. 9) Version number is displayed on LCD. Example: A-1.00 10) Turn off power to quit Service mode. 2. SERVICE? 1. Micro-Processor(Q120) VERSION? 1) POWER? 2) MENU/STORE/EDIT? 3) DISPLAY?Pr

12、eset-1? 4) PLAY/PAUSE/ENTER? 5) DISPLAY?Input? 6) ? 7) DISPLAY?Version? 8) PLAY/PAUSE/ENTER? 9) DISPLAY?Micro-Processor Version? ?A-1.00 10) SERVCICE ? MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LOCK ALC 44.1K 48K Pr ese t - 1 MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LOCK ALC 44.1K 4

13、8K I npu t MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LOCK ALC 44.1K 48K Ve r s i on MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LOCK ALC 44.1K 48K A - 1 . 00 P - 1 3 3. HOW TO DISASSEMBLE 1) Remove 6 screws of the bottom side. 2) Remove the battery cover and remove a screw. 3) Remove E

14、scutcheon (The plastic board is stuck on the case with adhesives.) 3. ? 1? 6 ? 2? 1 ? 3) ? ? 4 4) The bottom case of the rear panel side is raised, and the bottom case is pulled for a little in the direction of an ar- row. Cautions : When removing the bottom case, take care not damage the cable and

15、connectors. 5) Remove 2 shafts on right and left. 6) The bottom case is reversed. 4? ? ?FPC? ? 5? 6? 5 Disassemble of the P204 Power Supply PCB Remove 7 screws and disconnect 2 connector (J501). Then remove the PCB. Disassemble of the P101 Main PCB 1) Insert a thin rod to the hole at the Front panel

16、 and push the REC LEVEL Knob. 2) Remove a hexagon nut and disconnect a connector (J851). Then remove the P202 Input VR PCB. 3) Remove 2 screws. P204 Power Supply PCB? ?7?2? P101 Main PCB? 1?REC LEVEL? ? 2?1?1?P202(INPUT VR PCB)? 3) ?2? 6 4) Remove 2 screws and disconnect 4 connectors (J108, J110, J1

17、11, J113). 5) Disconnect a connector (J803). Then remove the PCB. Disassemble of the P201 Lcd / Sw PCB Remove 8 screws. Then remove the PCB. 4) ?2?4? 5) ?1? P201 Lcd / Sw PCB? ?8? 7 Disassemble of the Front Panel. 1) Remove INPUT VR PCB on the Front panel and All the PCB on the Top case. 2) The Fron

18、t panel is locked by 2 hooks (A and B). 3) Hook A and B are raised with fi ngers. The front panel can be removed, ? 1) INPUT VR PCB? ? 2) ?A?B? ? A B 8 4. MAIN MICROPROCESSOR (Q120) UPDATE PROCEDURE Necessary Equipment Windows PC (Windows2000 or WindowsXP) USB cable (Series A - Series B) AC adapter

19、CompactFlash (with format) Update Disc (90M-PMD660CDR) Connection 1. Connect Windows PC and PMD660 with USB cable 2. Insert the CompactFlash Writing procedure When you have already written the update fi le in CompactFlash, please go to No9. NOTICE : Do not turn off the power during the update. When

20、turn off the power, you must change Flash Rom (Q120). 1. While pressing COPY/USB button, Slide POWER switch to turn on the unit. 2. USB is displayed on LCD. 3. It confi rms that it was recognized as Removable Disk (CompactFlash) by a PC. 4. MAIN MICROPROCESSOR (Q120)? ? ? Windows PC (Windows2000?Win

21、dowsXP) USB? (Series A - Series B) AC ? ? CompactFlash (?) ? (90M-PMD660CDR) ? 1. Windows PC?PMD660?USB? 2. ?PMD660? ? ?CompactFlash? ?9? ?) ? ?(Q120)? 1. PMD660?COPY/USB?POWER? ? 2. PMD660?USB? 3. Windows PC?(CompactFlash)? ? USB COPY OFFON POWER MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LO

22、CK ALC 44.1K 48K USB 9 4. pmd660up.bin of the update disk is copied to the route of Removable Disk (CompactFlash). 5. Click the Unplug or Eject Hardware on the task bar at Windows PC, and Click the Stop USB Mass Storage Device. 6. Slide POWER switch to turn off the unit. 7. Disconnect USB cable from

23、 the unit. 8. Disconnect AC adapter cable from the unit. 9. Keep inserting (or insert) the CompactFlash, connect AC adapter cable to unit. 10. Slide POWER switch to turn on the unit. 11. Update OK? is displayed on LCD. NOTICE : In the case of the same fi rmware version, no dis- plays appear on LCD.

24、Please check the fi rmware version. 12. Press the PLAY/PAUSE/ENTER button. 4. ?pmd660up.bin? ?(CompactFlash)? 5. Windows PC?Unplug or Eject Hardware ?Stop USB Mass Storage Device? ? 6. PMD660? 7. PMD660?USB? 8. PMD660?AC? 9.?(?) PMD660?AC? 10. POWER? 11. PMD660?Update OK? ?) ? ? 12.PLAY/PAUSE/ENTER?

25、 MARK IN - REMAIN S.SKIP STEREO MP3 ATT I.MIC LINE LOCK ALC 44.1K 48K U dpa t eOK? 10 13. MPU Firmware updating will be done automatically. 14. During the updating, Update is displayed on LCD with blink. 15. Uploading takes about 30 seconds. 16. After Firmware rewriting is completed, the display wil

26、l show the information display of initial automatically. 17. The fi rmware has been Updated. 18. Check the version number of the fi rmware. Refer to 2-page 2. SERVICE MODE for Micro-Processor (Q120) Version check confi rmation. 13.? fi rmware? 14.?PMD660?Update? ? 15. ?30? 16. ? 17. VERSION? 2 ?2. S

27、ERVICE?1. Micro-Processor (Q120) VERSION? 18.? fi rmware? ? 1112 30PFFC J851J109 J108 J702 JJ02 J112 FFC CN J502 FFCCN J111 FFCCN J703 FFC CN J110 J501 SENSE UNIT (P205) JJ06 J107 J803 J704J705 3P 4P 6P 4P 22P FFC 22P FFC3P BATTERY CASE 3P SPEAKER 10P 6P MAIN UNIT (P101) INPUT VR UNIT (P202) INTERNA

28、L MIC L MIC INPUT UNIT (P203) POWER UNIT (P204) LED SW UNIT P201 LCD UNIT INTERNAL MIC R 5. WIRING DIAGRAM 1413 CPU uPD703111GM-15 Q120 STATIC RAM uPD444012AGY Q115 CPLD (Complex Programmable Logic Device) XCR3256XLTQ144 Q111 CF SOCKET JJ09 LED BUFF NJU3718AM Q706 LED KEY LCD J105 DSP uPD77115GK-9EU

29、 Q113 FLASH ROM LH28F800BJE PBTL90 Q114 RTC NJU6350B Q119 R J 0 1 AMP POWER CIRCUITBATTERY XLR MIC MIC XLR ATTENUATOR /PHANTOM MUTE SP AMP AMP AMP AMP AMP LINE IN MIC/LINE SW BUF BUF 12.288MHz H.P. JACK LINE OUT 48MHz OSC MIC REMOTE PHANTOM POWER(48V) RJ01 HP/SPK VOL TR A/D S W INT/EXT SW S W S W AU

30、TO/MANU SW CODEC AK4537 Q112 R J 0 1 S W S W INPUT VR S W S W AMP AMP AMP AMP MUTE DC IN DC5V DC+2.5V DC+3.3V DC-3.3V DC+48V DC+1.5V MUTE 32.768 kHz18.75MHz DC+3.3V PHANTOM POWER ANALOG - ANALOG + DIGITAL DSP CPU S101 POWER ON/OFF S801 PHANTOM ON/OFF POWER LOGIC Q501/Q503/Q504/Q518 CF memory cards I

31、N/OUT USB CONNECTOR 6. BLOCK DIAGRAM 1516 +3.3V_A1 2SC3326(A/B) NJM2122M (2/2) TPF19 NJM2122M (2/2) 2SC3326(A/B) TPF3 +3.3V_A1 GND_A1 NJM2122M (1/2) +3.3V_A1 GND_A1 TPF4 +3.3V_A1 TPF7 HSJ1453 -3.3V_A1 +3.3V_D5 TPF6 TPF5 DTA114EK +3.3V_A1 -3.3V_A1 +3.3V_A1 LINE-R GND_A1 TPF13 -3.3V_A1 DTC114EK TPF23

32、NJM2122M (1/2) LINE-L TPF15 TPF20 -3.3V_A1 NJM2122M (1/2) TPF14 FG_1 +3.3V_A1 GND_A1 NJM2122M (2/2) +3.3V_A1 +3.3V_A1 TPF18 NJM022V (2/2) JACK_IN NJM022V (2/2) TPF11 GND_A1 SP- 2SC3326(A/B) +3.3V_A1 HSJ1456-010320 -3.3V_A1 TPF8 GND_A1 MA152A GND_A1 -3.3V_A1 TPF24 NJM022V (1/2) NJM022V (1/2) 2SC3326(

33、A/B) LIN -3.3V_A1 INPUT_SEL -3.3V_A1 HSJ1453 -3.3V_A1 MIC_INT/EXT 2SC3326(A/B) +3.3V_A1 NJM022V (1/2) 2SC3326(A/B) GND_A1 GND_A1 ALC_ON TPF12 GND_A1 +3.3V_A1 TPF2 -3.3V_A1 +3.3V_A1 TPF21 MUTE HP-R HP-L +48V RIN GND_A1 TC74LVX4052FT NJM022V (2/2) GND_A1 DAN202K S4B-ZR-SM3A-TF GND_A1 TPF22 -3.3V_A1 TP

34、F1 TPF16 TC74LVX4052FT B6P-ZR-SM3A-TF J851(P202) INPUT VR UNIT 2SC3326(A/B) 2SC3326(A/B) SP + GND_A1 FG_1 GND_A1 S3P-ZR-SM3A-TF DAP202K FBM1608HS280NT TPF17 GND_A1 TC74LVX4052FT GND_A1 GND_A1 FG_3 S6B-ZR-SM3A-TF TPF10 TPF145 TPF146 TPF147 BLM11B601S BLM11B601S BLM11B601S BLM11B601S BLM11B601S BLM11B

35、601S BLM11B601S LINE IN H/P SPEAKER INT. MIC J702(P201-1/2) LED SW. UNIT Q112(P101-2/2) Q112(P101-2/2) Q120(P101-2/2) Q120(P101-2/2) Q120(P101-2/2) LINE OUT 0Y 2Y Y_COM 3Y 1Y INH VEE GNDB A 3X 0X X_COM 1X 2X VCC 0Y 2Y Y_COM 3Y 1Y INH VEE GNDB A 3X 0X X_COM 1X 2X VCC 0Y 2Y Y_COM 3Y 1Y INH VEE GNDB A 3X 0X X_COM 1X 2X VCC +48V -3.3V_A1 GND_A1 +3.3V_A1 EXT_L EXT_R 6 5 7 8 4 6 5 7 8 4 2 3 1 1 2 3 2 3 1 2 3 1 6 5 7 8 4 6 5 7 8 4 6 5 7 8 4 1 2 3 4 2 3 1 2 3 1 1 2 3 2 3 1 12345678 910111213141516 6 5 7 8 4 3 2 1 1 2 3 4 12345678 910111213141516 1 2 3 4 5 6 1 2 3