sony_DCM-M1_service_manual 维修电路图.pdf

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1、MICROFILM SERVICE MANUAL Ver 1.3 2000. 08 With SUPPLEMENT-1 (9-927-635-81) With SUPPLEMENT-2 (9-927-635-82) With SUPPLEMENT-3 (9-927-635-83) MINIDISC AV RECORDER US Model Canadian Model E Model SPECIFICATIONS DCM-M1 Model Name Using Similar MechanismNEW Mechanism TypeCT-DCMM1-164 Model Name Using Si

2、milar MechanismNEW Mechanism TypeMT-DCMM1-163 MD Section Lens Section Continued on next page 收音机爱好者资料库 Ra d i o Fa n s .CN 2 1.Check the area of your repair for unsoldered or poorly-sol- dered connections. Check the entire board surface for solder splashes and bridges. 2.Check the interboard wiring

3、to ensure that no wires are “pinched” or contact high-wattage resistors. 3.Look for unauthorized replacement parts, particularly transis- tors, that were installed during a previous repair. Point them out to the customer and recommend their replacement. SAFETY CHECK-OUT After correcting the original

4、 service problem, perform the following safety checks before releasing the set to the customer. 4.Look for parts which, though functioning, show obvious signs of deterioration. Point them out to the customer and recom- mend their replacement. 5.Check the B+ voltage to see it is at the values specifi

5、ed. 6.Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing. Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). Be careful not to apply force on the conductor when sol- dering or unsoldering. SAFETY-RELATED

6、 COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY. ATTENTION A

7、U COMPOSANT AYANT RAPPORT LA SCURIT! LES COMPOSANTS IDENTIFIS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHMATIQUES ET LA LISTE DES PICES SONT CRITIQUES POUR LA SCURIT DE FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS QUE PAR DES PICES SONY DONT LES NUMROS SONT DONNS DANS CE MANUEL OU DANS LES SUPPLMENTS P

8、UBLIS PAR SONY. 收音机爱好者资料库 Ra d i o Fa n s .CN 3 SERVICE NOTE .4 1.GENERAL Getting Started . 1-1 Recording Basics . 1-5 Playback Basics . 1-7 Advanced Recording Operations . 1-8 Advanced Playback Operations . 1-11 Editing . 1-14 Drawing/Effect . 1-19 Customing Your Camcorder . 1-21 Using with Other E

9、quipment . 1-23 Additional Information. 1-26 Quick Reference . 1-28 2.DISASSEMBLY 2-1.Main Control Switch Unit. 2-3 2-2.Cabinet (R) Section . 2-3 2-3.Zoom Switch Unit . 2-3 2-4.Power Board . 2-4 2-5.Ether Board . 2-4 2-6.Jack Board. 2-4 2-7.Remote Terminal Unit. 2-5 2-8.Battery Case Assembly. 2-5 2-

10、9.Microphone Block . 2-5 2-10. Main Board . 2-6 2-11. Lens Block (CT-DCMM1-164) . 2-6 2-12. Hinge Cover. 2-6 2-13. LCD Block. 2-7 2-14. LCD Cabinet Assembly (U) . 2-7 2-15. LCD Board. 2-7 2-16. Fluorescent Tube . 2-8 2-17. Touch Panel, LCD Module (LCD4301) . 2-8 2-18. EVF Block . 2-8 2-19. VF Board

11、. 2-9 2-20. VF Lens Assembly . 2-9 2-21. BL Board. 2-9 2-22. Upper Panel Assembly. 2-9 2-23. Mechanism Deck (MT-DCMM1-163). 2-10 2-24. CLV Board . 2-10 2-25. Stepper Block Assembly (M5811). 2-11 2-26. Holder Assembly . 2-11 2-27. Service Position. 2-12 2-28. Circuit Boards Location . 2-14 2-29. Flex

12、ible Boards Location . 2-16 3.BLOCK DIAGRAMS 3-1.Overall Block Diagram. 3-1 3-2.Camera Signal Process Block Diagram. 3-3 3-3.Camera Control Block Diagram . 3-5 3-4.A/V Data Control, Video Out Block Diagram . 3-7 3-5.MPEG Encode Block Diagram . 3-9 3-6.MD Signal Process Block Diagram . 3-11 3-7.MD Se

13、rvo Block Diagram . 3-13 3-8.System Control Block Diagram . 3-15 3-9.Audio Block Diagram . 3-17 3-10. LCD Block Diagram . 3-19 3-11. EVF Block Diagram . 3-21 3-12. Mode Control Block Diagram . 3-23 3-13. Ether Interface Block Diagram . 3-25 3-14. Power 1 Block Diagram . 3-27 3-15. Power 2 Block Diag

14、ram . 3-29 3-16. Power 3 Block Diagram . 3-31 4.PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS 4-1.Frame Schematic Diagram. 4-5 4-2.Printed Wiring Boards and Schematic Diagrams . 4-9 VC-216 Printed Wiring Board. 4-9 VC-216 (LENS MOTOR DRIVE, CCD IMAGER) Schematic Diagram . 4-13 VC-216 (CAMERA SIGNAL P

15、ROCESS) Schematic Diagram . 4-17 MAIN Printed Wiring Board . 4-21 MAIN (AUDIO/VIDEO DATA CONTROL) Schematic Diagram . 4-29 MAIN (MPEG ENCODER/DECODER) Schematic Diagram . 4-33 MAIN (RF AMP/DRIVE) Schematic Diagram . 4-39 MAIN (DIGITAL SIGNAL PROCESSOR) Schematic Diagram . 4-43 MAIN (SYSTEM CONTROL)

16、Schematic Diagram . 4-48 MAIN (VIDEO) Schematic Diagram . 4-53 MAIN (AUDIO) Schematic Diagram . 4-56 MAIN (SWITCHING REGULATOR) Schematic Diagram . 4-59 MAIN CONTROL SWITCH UNIT, ZOOM SWITCH UNIT Schematic Diagram . 4-62 UPPER CONTROL SW SUB ASSY, REMOCON RAY-CATCHER BLOCK UNIT, LCD DETECTION SW FLE

17、XIBLE Board Schematic Diagram . 4-65 CLV Printed Wiring Board . 4-68 CLV Schematic Diagram . 4-75 REC Printed Wiring Board and Schematic Diagram . 4-79 VF Printed Wiring Board . 4-83 VF Schematic Diagram . 4-87 BL Printed Wiring Board . 4-93 BL Schematic Diagram . 4-97 LCD Printed Wiring Board. 4-10

18、1 LCD Schematic Diagram. 4-106 ETHER Printed Wiring Board. 4-109 ETHER Schematic Diagram. 4-116 JACK Schematic Diagram. 4-119 JACK Printed Wiring Board. 4-121 POWER Printed Wiring Board . 4-125 POWER Schematic Diagram . 4-130 4-3.Waveforms. 4-133 5.EXPLODED VIEWS 5-1.Main Section. 5-1 5-2.Cabinet (R

19、) Section . 5-2 5-3.Microphone Block Section . 5-3 5-4.Cabinet (L) Section . 5-4 5-5.LCD Block Section . 5-5 5-6.EVF Block Section. 5-6 5-7.Lens Block Section (CT-DCMM1-164) . 5-7 5-8.Mechanism Deck Section-1 (MT-DCMM1-163). 5-8 5-9.Mechanism Deck Section-2 (MT-DCMM1-163). 5-9 6.ELECTRICAL PARTS LIS

20、T .6-1 TABLE OF CONTENTS SectionTitlePageSectionTitlePage * The color reproduction frame is shown after the page of ELECTRICAL PARTS LIST. 收音机爱好者资料库 Ra d i o Fa n s .CN 4 SERVICE NOTE NOTE FOR REPAIR Make sure that the flat cable and flexible board are not cracked of bent at the terminal. Do not ins

21、ert the cable insufficiently nor crookedly. When remove a connector, dont pull at wire of connector. Be in danger of the snapping of a wire. Cut and remove the part of gilt which comes off at the point. (Take care that there are some pieces of gilt left inside) When installing a connector, dont pres

22、s down at wire of connector. Be in danger of the snapping of a wire. When repairing this device with the power on, if you remove the MAIN board or open the upper panel assy, this device stops working. In this case, you can work without the device stopping by fas- tening the hook of the open/close de

23、tect switch (S8003) on the MAIN Board with tape. S8003 1-1 SECTION 1 GENERAL This section is extracted from in- struction manual. (3-866-152-11) DCM-M1 1-2 1-3 1-4 1-5 1-6 1-7 1-8 1-9 1-10 1-11 1-12 1-13 1-14 1-15 1-16 1-17 1-18 1-19 1-20 1-21 1-22 1-23 1-24 1-25 1-26 1-27 1-28 1-29 1-301-30 E 2-1 S

24、ECTION 2 DISASSEMBLY This set can be disassembled in the order shown below. DCM-M1 Holder Assembly (Page 2-11) Main Control Switch Unit (Page 2-3) DCM-M1 Cabinet (R) Section (Page 2-3) Zoom Switch Unit (Page 2-3) Microphone Unit (Page 2-5) EVF Block (Page 2-8) Upper Panel Assembly (Page 2-9) VF Boar

25、d (Page 2-9) BL Board (Page 2-9) VF Lens Assembly (Page 2-9) CLV Board (Page 2-10) Ether Board (Page 2-4) Power Board (Page 2-4) Jack Board (Page 2-4) Main Board (Page 2-6) Remote Terminal Unit (Page 2-5) Lens Block (CT-DCMM1-164) (Page 2-6) Mechanism Deck (MT-DCMM1-163) (Page 2-10) Stepper Block As

26、sembly (M5811) (Page 2-11) Hinge Cover (Page 2-6) LCD Block (Page 2-7) LCD Cabinet Assembly (U) (Page 2-7) Touch Panel, LCD Module (LCD4301) (Page 2-8) Fluorescent Tube (Page 2-8) LCD Board (Page 2-7) Battery Case Assembly (Page 2-5) 2-2 S1S2S3S4 S5S6S7S8 S9S10S11S12 S13S14S15S16 2 2 4 2.5 5 3 5 3 2

27、 4.5 4 4 4.5 3.5 1.61.3 PAPER BOX FOR SCREW We suggest to make a photo copy of this page before removing the set, put cellophane tape (adhesive tape) in each dotted-line frame for each screw. You can replace these screws without any mistakes after this preparation. (If you use OHP sheet or something

28、 similar, you can use it repeatedly.) unit: mm 2-3 Note: Follow the disassembly procedure in the numerical order given. 2-1.MAIN CONTROL SWITCH UNIT2-3.ZOOM SWITCH UNIT 3 Two screws (S1) (M1.7 3) 5 Two screws (S3) (M1.7 4) 4 Screw (S2) (M1.7 4.5) 8 Flexible board (zoom switch unit) 7 Translation fle

29、xible board 2 Screw (S1) (M1.7 3) 1 Open the LCD panel. 6 Main control switch unit 2-2.CABINET (R) SECTION 3 Screw (S5) (M2.0 4.5) 8 Translation flexible (jack) board (CN3002) 4 Screw (S1) (M1.7 3) 7 Cabinet (R) section 9 Flexible board (ether board) (CN8007) 0 Flexible board (power board) (CN9101)

30、5 Screw (S1) (M1.7 3) 2 Bracket (shoe) 1 Two screws (S4) (K2 4) 6 Screw (S3) (M1.7 4) 2 Zoom switch unit 1 Screw (S6) (M1.7) 4.5 3.5 3 4 4.5 4 S1S4 S2S5 S3S6 2-4 2-6.JACK BOARD2-4.POWER BOARD 2-5.ETHER BOARD 3 Earth lug 1 Connector 4 Two screws (S8) (M1.7) 5 POWER board 2 Two screws (S7) (M1.7 5) 1

31、Screw (S7) (M1.7 5) 3 Insulating sheet 4 Screw (S7) (M1.7 5) 2 Bracket (ether board) 5 Two earth lugs 6 ETHER board 3 Flexible board (remote terminal unit) (CN8004) 2 Translation flexible (jack) board (CN3003) 4 Two screws (S8) (M1.7) 5 Remove the JACK board in the direction of the arrow. 1 Open the

32、 jack cover. 5 3 S7 S8 2-5 2-7.REMOTE TERMINAL UNIT2-9.MICROPHONE BLOCK 2-8.BATTERY CASE ASSEMBLY ETHER 1 Screw (S8) (M1.7) 2 Remove the remote terminal unit in the direction of the arrow. 1 Two screws (S3) (M1.7 4) 2 Screw (S3) (M1.7 4) 4 Battery case assembly 3 Screw (S3) (M1.7 4) 1 Connector (CN3

33、001) 5 Microphone block 2 Flexible board (remocon ray-catcher block unit) (CN8003) 4 Lug 3 Screw (S8) (M1.7) 4 3 S3 S8 2-6 2-10. MAIN BOARD2-12. HINGE COVER 2-11. LENS BLOCK (CT-DCMM1-164) 0 Three screws (S9) (M1.4 2) 4 Flexible board (OP block) (CN5011) 9 Screw (S8) (M1.7) 8 Screw (S7) (M1.7 5) 5 F

34、lexible board (CLV board) (CN5002) 6 Connector (yellow) (CN4312) qs Connector (gray) (CN4313) qa MAIN board 3 VF flexible board (CN4511) 2 Flexible board (upper control switch unit) (CN8002) 1 Flexible board (VC-216 board) (CN8101) 7 LCD detection sw flexible board (CN8006) 1 Acostic isolation (S) material 2 Screw (S1) (M1.7 3) 3Lens block (CT-DCMM1-164) 6 Two screws (S10) (M1.7 2.5) 7 B