JVC-DRM10BE-dvd-sm 维修电路原理图.pdf

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1、SERVICE MANUALCOPYRIGHT 2004 VICTOR COMPANY OF JAPAN, LIMITEDNo.XA0202004/4DVD VIDEO RECORDERXA02020043DR-M10SEF, DR-M10SEKDR-M10SE, DR-M10SER DR-M10BETABLE OF CONTENTS1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2、 . . . . . . . . . . . . 1-32SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-53DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、. . . . . . . . . . . . 1-64ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-95TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4、 . . . . . . . . . . . . . . . . 1-10CABLE/DBSDVDTVDVDCHTIMERREC LINKPROG/CHECKVCR Plus+NEXTPREVIOUSPAUSERECREC MODE LIVE CHECKSET UPDISPLAYON SCREENOPEN/CLOSEAUDIOSUBTITLEANGLEPROGRESSIVESCANSLOWSLOWPLAY/SELECTSTOP/CLEARNAVIGATIONTOP MENURETURNENTERMENUTV/CBL/DBSSTANDBY/ONTVMUTINGTV/VIDEOTV VOLUMEA

5、BCJKLGHIMNOTUVPQRSWXYZAUXCANCELMEMO/MARKDBSDEFArea SuffixEK - U.K.EF - FranceER - Russian FederationE - Continental Europe Northern EuropeSince the whole mechanism assembly unit is replaced, the DVD recordermechanism of this unit need not be adjusted. STANDBY/ONS-VIDEOVIDEOL(MONO)-AUDIO-RDVDV INF1RE

6、C MODEPULL - OPENSATRadioFans.CN 收音机爱 好者资料库1-2 (No.XA020)SPECIFICATIONSpecifications shown are for SP mode unless otherwise specified.E.& O.E. Design and specifications subject to change without notice.GENERALPower requirement AC 220 V - 240 Vd, 50 Hz/60 HzPower consumption Power on : 33 WPower off

7、: 17.6 WTemperature Operating : 5C to 40CStorage : -20C to 60COperating position Horizontal onlyDimensions (W H D) 435 mm 70 mm 346 mmWeight 4.5 kgVIDEO/AUDIORecordable disc DVD-RAM12 cm : (4.7 GB/9.4 GB)DVD-RAM8 cm : (1.4 GB/2.8 GB)DVD-R12 cm:( 4.7 GB, 8 cm: 1.4 GB for General Ver. 2.0)DVD-RW4.7 GB

8、 for Ver. 1.0/1.1Recording format DVD-RAMDVD Video Recording formatDVD-RDVD-Video formatDVD-RWDVD-Video format, DVD Video Recording formatRecording time Maximum 8 hours (with 4.7 GB disc)(XP) : Approx. 1 hour, (SP) : Approx. 2 hours, (LP) : Approx. 4 hours, (EP) : Approx. 6 hours, (FR) : Approx. 1 h

9、our - 8 hoursPlayable disc DVD-RAM12 cm : (4.7 GB/9.4 GB)DVD-RAM8 cm : (1.4 GB/2.8 GB)DVD-R12 cm:( 4.7 GB, 8 cm: 1.4 GB for General Ver. 2.0)DVD VIDEO, DVD-RW4.7 GBMusic CD (CD-DA)Video CDCD-R/RW (CD-DA, Video CD/SVCD formatted discs)Audio recording system Dolby Digital (2 ch)Linear PCM (XP mode onl

10、y)Video recording compression system MPEG2 (CBR/VBR)Input/OutputS-video input Y : 0.8 - 1.2 Vp-p, 75 C : 0.2 - 0.4 Vp-p, 75 S-video output Y : 1.0 Vp-p, 75 C : 0.3 Vp-p, 75 Video input 0.5 - 2.0 Vp-p, 75 (pin jack)Video output 1.0 Vp-p, 75 (pin jack)Audio input -8 dB, 50 k (pin jack) Corresponding t

11、o mono (left)Audio output -8 dB, 1 k (pin jack)i.Link 4-pin for DV inputComponent video output Y : 1.0 Vp-p, 75 PB/PR : 0.7 Vp-p, 75 Corresponding to copy protectionOptical -18 dBm, 660 nmCoaxial 0.5Vp-p,75ohms Corresponding to Dolby Digital and DTS Digital SurroundBit streamSelectable in digital au

12、dio output setting menuTUNER/TIMERSignal system PAL-type colour signal and CCIR monochrome signal, 625 lines 50 fieldsTV channel storage capacity 99 positions (+AUX position)Tuning system Frequency synthesized tunerChannel coverage VHF 47 MHz - 89 MHz/104 MHz - 300 MHz/302MHz-470MHzUHF 470 MHz - 862

13、 MHzMemory backup time Approx. 60 min.ACCESSORIESProvided accessories RF cable, 21-pin SCART cable, Satellite Controller, Infrared remote control unit, R6 battery 2RadioFans.CN 收音机爱 好者资料库1-4 (No.XA020)1.5Important for laser products1.CLASS 1 LASER PRODUCT2.DANGER : Invisible laser radiation when ope

14、n and inter lock failed or defeated. Avoid direct exposure to beam.3.CAUTION : There are no serviceable parts inside theLaser Unit. Do not disassemble the Laser Unit. Replace the complete Laser Unit if it malfunctions.4.CAUTION : The CD,MD and DVD player uses invisible laser radiation and is equippe

15、d with safety switches which prevent emission of radiation when the drawer is open and the safety interlocks have failed or are defeated. It is dangerous to defeat the safety switches.5.CAUTION : If safety switches malfunction, the laser is able to function.6.CAUTION : Use of controls, adjustments o

16、r performance of procedures other than those specified here in may result in hazardous radiation exposure.!Please use enough caution not to see the beam directly or touch it in case of an adjustment or operationcheck.REPRODUCTION AND POSITION OF LABEL and PRINTWARNING LABEL and PRINTOn mechaism asse

17、mbly1-6 (No.XA020)SECTION 3DISASSEMBLY3.1Main body section3.1.1Remove the top cover (See figure 1)(1) Remove the four screws A attaching the top cover on bothsides of the main body.(2) Remove the five screws B attaching the top cover on theback of the main body.(3) Raise the both sides and lower par

18、t of the rear of the topcover, with opening them slightly in an outward direction.And the top cover will be removed.Fig.13.1.2Remove the front panel assembly (See figure 2, figure 3, and figure 4) Prior to performing the following procedure, remove the topcover. There is no need to remove the mechan

19、ism assembly.(1) Disconnect the card wires from connector CN3001,CN3002, CN4001 on the main board.(2) Hooks a and b are removed respectively, and the frontpanel assembly is removed.NOTE:In case of attach a front panel assembly, please let acard wire pass in the hole in the front part of a chassis,re

20、spectively, and connect.Fig.2Fig.3Fig.4BBA x 2TOP COVERTOP COVERTOP COVERBA x 2BBCN3002CN4001CN3001Main boardHook aHook aHook bHook bFront panelassemblyFront panel assemblyCard wireCard wireChassis of front partCard wire(No.XA020)1-73.1.3Remove the mechanism assembly (See figure 5) Prior to performi

21、ng the following procedure, remove the topcover. There is no need to remove the front panel assembly.(1) Disconnect the socket wire from connector CN5303 on thepower supply board.(2) Disconnect the card wire from connector CN2201 on themodule board.(3) Remove the four screws C attaching the mechanis

22、m as-sembly.Fig.53.1.4Remove the module board (See figure 6, figure 7) Prior to performing the following procedure, remove the topcover.(1) Disconnect the card wire from connector CN2201 on themodule board.(2) Remove the four screws D and E attaching the moduleboard.(3) Remove the one screw F attach

23、ing the DV terminal board.(4) Lift the module board up, and remove it. Then, the moduleboard is removed from the connectors CN4101, CN4102on the main board. In attaching the module board, insertthe connector on the module board in these connectors se-curely.Fig.6Fig.7CMechanism assemblyCCN2201 CCCN5

24、303Module boardEFDDCN2201EModule boardDV terminalboardModule boardMain boardCN4101CN41021-8 (No.XA020)3.1.5Remove the power supply board (See figure 8) Prior to performing the following procedure, remove the topcover.(1) Disconnect the card wire from connector CN5301 on thepower supply board.(2) Dis

25、connect the socket wire from connector CN5302,CN5303, CN5305 on the power supply board.(3) Disconnect the power cord from connector CN5001 on thepower supply board.(4) Remove the two screws G attaching the power supplyboard.(5) Four fasteners are removed.Fig.83.1.6Remove the main board (See figure 9

26、, figure 10) Prior to performing the following procedure, remove the topcover, mechanism assembly, module board.(1) Disconnect the card wire from connector CN3001,CN3002, CN4001, CN5101, CN7301 on the main board(2) Disconnect the socket wire from connector CN5302 on thepower supply board.(3) Remove

27、the two screws H attaching the main board.(4) Remove the seven screws I attaching the rear panel withmain board.Fig.9Fig.10Power supply boardCN5001CN5305GGCN5303Power cordFastenerFastenerCN5301FastenerCN5302Power supply boardCN5302CN3001HCN5101CN3002CN4001Main boardH CN7301IRear panel(No.XA020)1-9SE

28、CTION 4ADJUSTMENT4.1Timer clock adjustment (for only ver.E)If an error comes to arise for a clock, the following procedure will adjust.(1) Connect the frequency counter to the measuring point (D1).(2) Connect the short wire between the short point (D2) and Vcc (5V).(3) Short the leads of capacitor (

29、D3) once in order to reset the microprocessor of the system controller.(4) Disconnect the short wire between the short point (D2) and Vcc then connect it again.(5) Adjust the Adjustment part (F) so that the output frequency becomes the specified value (G).Signal(A1)No signalMode(B)EEEquipment(C)Freq

30、uency counterMeasuring point(D1)(D2)(D3)IC3001 pin 61IC3001 pin 17C3026 + and -Adjustment part(F)C3025 (TIMER CLOCK)Specified value(G1) 1024.008 0.001 Hz(976.5549 0.0010 usec)1-10 (No.XA020)SECTION 5TROUBLESHOOTING5.1JIG ModeThe following remote control units are required to set and cancel JIG mode.

31、 For setting : a remote control unit attached to product.For cancellation : JIG remote control unit (part number : PTU94023B)When the main body is set to JIG mode and when the main body is under JIG mode, the remote control unit attached to product op-erates only in Remote Control Code 1. Since main

32、 body is in Remote Control Code 3 when it is shipped and just after its batteriesare changed, Remote Control Code 3 needs to be changed to Remote Control Code 1.(1) Switch TV/CABLE/DBS/DVD Switch to DVD(2) Press the numeric button 1 of the remote control unit while pressing the SET UP button of the

33、remote control unit. Then,press the ENTER button, and then release the SET UP button.(3) Press the PLAY button of the main body for five seconds or longer while the main body is in stand-by mode, and a currentremote control code of the main body is displayed in FL indicator of the main body. (4) Whi

34、le keeping the state of (3), press the STOP button of the remote control unit toward the main body.(5) When FL indicator displays DVD1, it means that the Remote Control Code has been changed to 1.Custom code43:A Code53:B Code6F:C Code7F:D CodeData codeInitial modeRemote control unitattached to produ

35、ctJIG remote control unit3JIG remote control unitData transmissionSet the data code,and then press the button.CABLE/DBSDVDTVDVDCHTIMERREC LINKPROG/CHECKVCR Plus+NEXTPREVIOUSPAUSERECREC MODE LIVE CHECKSET UPDISPLAYON SCREENOPEN/CLOSEAUDIOSUBTITLEANGLEPROGRESSIVESCANSLOWSLOWPLAY/SELECTSTOP/CLEARNAVIGA

36、TIONTOP MENURETURNENTERMENUTV/CBL/DBSSTANDBY/ONTVMUTINGTV/VIDEOTV VOLUMEABCJKLGHIMNOTUVPQRSWXYZAUXCANCELMEMO/MARKDBSDEFCABLE/DBSDVDTVDVDCHTIMERREC LINKPROG/CHECKVCR Plus+NEXTPREVIOUSPAUSERECREC MODE LIVE CHECKSET UPDISPLAYON SCREENOPEN/CLOSEAUDIOSUBTITLEANGLEPROGRESSIVESCANSLOWSLOWPLAY/SELECTSTOP/CL

37、EARNAVIGATIONTOP MENURETURNENTERMENUTV/CBL/DBSSTANDBY/ONTVMUTINGTV/VIDEOTV VOLUMEABCJKLGHIMNOTUVPQRSWXYZAUXCANCELMEMO/MARKDBSDEF STANDBY/ONS-VIDEOVIDEOL(MONO)-AUDIO-RDVDV INF1REC MODEPULL - OPENSAT(1)(2)b(2)c(2)a(4)(3)(3),(5)(2) a-c shows the order of pressing the buttons.DVD 1 *This product has rem

38、ote control codes of 1, 2, 3, and 4. *The remote control codes DVD 1, 2, 3, and 4 of product are the same as the remote control codes A, B, C, and D of video cassette recorders manufactured in JVC.(No.XA020)1-115.1.1Setting JIG modeTo display SYSTEM INFO or to upgrade firmware, the main body needs t

39、o be set to JIG mode.(1) Turn the main body ON.(2) Press the buttons of the remote control unit attached to product in the following order : SET UP 2 8 ENTER(3) When a colon : between hour and minute of a clock in FL indicator blink, it means that the main body has been set to JIGmode properly.(4) T

40、urn the main body OFF, and then turn it ON again.*Once the main body is set to JIG mode, the JIG mode cannot be cancelled even if the power cord is pulled out from the wallsocket.5.1.2Canceling JIG mode(1) Transmit 43-9D to the main body by using JIG remote control unit.(2) A colon : between hour an

41、d minute of a clock in FL indicator light. (3) Turn the main body OFF, and then turn it ON again.NOTE:After repair work, be sure to cancel JIG mode. Before returning product to a user, confirm that a colon : between hour andminute of a clock in FL indicator light.Not in JIG modeIn JIG mode Example 1

42、5 : 0715 07A colon blinks.CABLE/DBSDVDTVDVDCHTIMERREC LINKPROG/CHECKVCR Plus+NEXTPREVIOUSPAUSERECREC MODE LIVE CHECKSET UPDISPLAYON SCREENOPEN/CLOSEAUDIOSUBTITLEANGLEPROGRESSIVESCANSLOWSLOWPLAY/SELECTSTOP/CLEARNAVIGATIONTOP MENURETURNENTERMENUTV/CBL/DBSSTANDBY/ONTVMUTINGTV/VIDEOTV VOLUMEABCJKLGHIMNO

43、TUVPQRSWXYZAUXCANCELMEMO/MARKDBSDEF STANDBY/ONS-VIDEOVIDEOL(MONO)-AUDIO-RDVDV INF1REC MODEPULL - OPENSAT(2)b(2)c(2)d(2)a(3)(1),(4)(2) a-d shows the order of pressing the buttons.15:071-12 (No.XA020)5.1.3Displaying SYSTEM INFOSYSTEM INFO contains information on firmware version of the main body and t

44、he mechanism drive, and an initialize execution menu.(1) Set the main body to JIG mode.(2) Transmit 43-8B to the main body by using JIG remote control unit.(3) SYSTEM INFO menu is displayed in the television screen.(4) To move cursor in SYSTEM INFO, use the ?, ?, ?, and ? buttons of a remote control

45、 unit attached to product.NOTE :Items other than the ones described above are not used in service work.(5) To quit the SYSTEM INFO menu, transmit 43-8B to the main body by using JIG remote control unit.(6) Cancel JIG mode.5.1.4Upgrading firmware of the main body Firmware upgrade disk supports CD-R m

46、edia.(1) Download a compressed file of the latest firmware in optical disc page in JS-NET.(2) Decompress the file, and a file fwupdate.bin is generated.(3) Write fwupdate.bin in CD-R in ISO9660 format.(Dont use Packet Write software. Write in UDF format.)(4) Set the main body to JIG mode.(5) Transmi

47、t 43-70 to the main body by using JIG remote control unit.(6) UPDATE appears in FL indicator. Load disk for upgrade on the tray, and close the tray. (7) Upgrade processing is started automatically.(8) Then, FW UPDATE appears in FL indicator. It takes approx. 6 minutes at maximum to upgrade firmware.

48、(9) The tray is ejected. Then, take out the disk and close the tray.(10) Turn the main body OFF, and pull out the power cord from the wall socket. Then, plug the power cord into the wall socket.(11) LOADING of FL indicator disappears. Then, turn the main body ON.(12) Display the SYSTEM INFO menu, an

49、d check the version of the firmware.(13) Cancel JIG mode.ATTENTION :Firmware may sometimes not be upgraded successfully. If firmware is not upgraded successfully, the tray opens, and ERROR appears in FL indicator. If firmware is upgraded successfully, the tray opens, and OPEN appears in FL indicator

50、.If the power cord is pulled out from the wall socket while ERROR appears, data in the flash memory is destroyed and the mainbody cannot start: the flash memory needs to be replaced. After upgrading procedure, pay enough attention to FL indicator when the tray opens.When ERROR appears, upgrade firmw