Hitachi-DVPF4E-cd-sm维修电路原理图.pdf

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1、SERVICE MANUALSERVICE MANUAL SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT SM0411SM0411 2004Digital Media Division, TokaiApril DO NOT RESELL OR DIVERT IMPROPERLY.DO NOT RESELL OR DIVERT IMPROPERLY. DVD PLAYER PR/PB: chrominance signals), degrading of image will be reduced. DDolby AC

2、3Audio coding format developed by Dolby Laboratories in U.S, also simply referred to as AC3 format: Supports 5-channel full-range sound and one channel for sub-woofer sound playback. D terminalThis terminal, specified by EIAJ (currently JEITA), can automatically switch digital hi- vision programs of

3、 BS digital broadcast, and digital standard broadcast of current image quality. A tuner and TV can easily be connected to the D terminal. There are 5 types of D terminal, depending on the different format of video signal passing thorough the D terminal. DTSDigital Theater System: Sound system as for

4、 movie theaters developed by US Digital Theater Systems, Inc. The number of channels provided by DTS is the same for Dolby AC3. DVDDigital Versatile Disc. A huge amount of digital data for video (movie) and audio can be recorded on this disc, whose size is the same as CD. DVD-AudioOne type of DVD st

5、andard disc, on which high-quality audio can be recorded DVD-ROne type of DVD standard disc, to which writing once is possible (recordable type) DVD-RAMOne type of DVD standard disc, to which writing up to 100,000 times is possible DVD-ROMOne type of DVD standard disc, to which data for computer can

6、 be recorded DVD-RWOne type of DVD standard disc, to which writing up to 1000 times is possible DVD-VideoOne type of DVD standard disc, on which high-quality video and audio can be recorded DVD Video FormatVideo recording/playback standard that applies to DVD-Video, DVD-R and DVD-RW DVD Video Record

7、ing Format Video recording/playback standard that applies to DVD-RAM and DVD-RW: This allows versatile editing functions, differing from the DVD Video Format. DVD ForumInternational organization that formulates the technical standards of DVD EEIAJElectronic Industries Association of Japan: An organi

8、zation of manufacturers of consumer electronic devices, industrial electronic devices and electronic components, established in April 1948. EIAJ merged with JEIDA (Japan Electronic Industry Development Association) in November 2000 to become JEITA (Japan Electronics and Information Technology Indust

9、ries Association). JJPEGJoint Photographic Expert Group: International standard format for compressing still images. LLinear PCMLinear Pulse Code Modulation: LPCM is a format that digitizes analog audio signal during recording and converts it back to analog signal during playback. MMPEGMoving Pictur

10、e Experts Group: Standard related to compression of digital video and audio. MPEG2 is a higher standard of MPEG and is applied to video (movie) requiring higher quality. MPEG Audio Layer 2One of three audio compression standards (layers 1-3) defined by MPEG MP3MPEG1 Audio Layer-3: Audio data digital

11、 compression technology. PProgressive playback function This function converts interlaced images to non-interlaced images and displays them. It can play back 24-frame/second images included in DVD movie software, etc. SSDMISecure Digital Music Initiative: This conference was established by hardware

12、makers, the Recording Industry Association of America (RIAA) and music industry companies, to protect copyrights of musical compositions. VVirtual surroundThis technology localizes sound at any position using only two front speakers, by subjecting the L and R signals to matrix operation. It uses the

13、 four transfer functions from L/R speakers located at specified positions to both ears of listener located in a specified position, taking into account the shape of head and the effect of earlobes, and the two transfer functions from any position to both ears. 2-6 2-5 FUNCTION INDICATOR SYMBOLS Note

14、: The following symbols will appear on the indicator panel to indicate the current mode or operation of the VCR. On-screen modes will also be momentarily displayed on the tv screen when you press the operation buttons. TV screen Note: OSD for mechanical error will be displayed for 5 sec. after the m

15、echanical error occurs. When reel and capstan mechanism is not functioning correctly When tape loading mechanism is not functioning cor- rectly When cassette loading mechanism is not functioning correctly When the drum is not working properly P-ON Power safety detection MODEINDICATOR ACTIVE When ree

16、l and capstan mechanism is not functioning correctly “A R” is displayed on a TV screen. (Refer to Fig. 1.) When tape loading mechanism is not functioning correctly “A T” is displayed on a TV screen. (Refer to Fig. 2.) When cassette loading mechanism is not functioning correctly “A C” is displayed on

17、 a TV screen. (Refer to Fig. 3.) When the drum is not working properly “A D” is displayed on a TV screen. (Refer to Fig. 4.) P-ON Power safety detection “A P” is displayed on a TV screen. (Refer to Fig. 5.) A R Fig. 1 A T Fig. 2 A C Fig. 3 Fig. 4 A D A P Fig. 5 2-7 2-6 OPERATING CONTROLS AND FUNCTIO

18、NS 1 101113 141617154327 85 6 91218 FUNCTIONAL OVERVIEW FRONT PANEL 1./I (POWER/STANDBY) Press to turn the power on and off. 2. VIDEO In Jack Connect a video cable coming from the video out jack of a camcorder, another VCR, or a video source (laser disc player, camcorder, etc.) here. 3. AUDIO In Jac

19、ks Connect audio cables coming from the audio out jacks of a camcorder, another VCR, or an audio source here. 4.(REW) VCR Press to rewind the tape, or to view the picture rapidly in reverse during the playback mode (Rewind Search). 5.(F.FWD) VCR Press to rapidly advance the tape, or view the picture

20、 rapidly in forward during playback. (Forward Search). 6./(STOP/EJECT) VCR STOP Press to stop the tape motion. EJECT Press to remove the tape from the VCR. 7.(PLAY) VCR Press to begin playback. 8.(REC) VCR Press once to start a recording. Press repeatedly to start a One Touch Recording. 9. CASSETTE

21、COMPARTMENT 10. Display, Remote Sensor Window 11. PROGRAM (/) Buttons In VCR mode, press to change TV programmes on the VCR; press to adjust the tracking during normal or slow motion playback; press to remove vertical jitter in a Still picture. 12.(OPEN/CLOSE) DVD Press to insert discs into or remov

22、e them from the tray. 13. VCR OUTPUT Light This light appears when the VCR output mode is select- ed. You can only watch tapes when the green VCR OUTPUT light is on. To make the green VCR OUTPUT light come on, VCR on the remote control or OUTPUT on the front panel. 14. OUTPUT Press to select DVD mod

23、e or VCR mode. You can switch the output mode either by pressing OUTPUT on the front panel, or by pressing DVD or VCR on the remote control. However, if you press OUTPUT on the front panel first, you need to re- select the corresponding mode by pressing DVD or VCR on the remote control. 15. DVD OUTP

24、UT Light This light appears when the DVD output mode is select- ed. You can only watch DVDs when the green DVD OUTPUT Light is on. To make the green DVD OUTPUT light come on, press DVD on the remote control or OUTPUT on the front panel. 16.(STOP) DVD Stops operation of the disc. 17.(PLAY) DVD Press

25、to begin playback. 18. Disc loading tray DVD / VCR SWITCHING Since this product comprises DVD and VCR players, it is necessary to select the correct output mode. Press VCR on the remote control. (Verify that the VCR OUTPUT Light is lit.) SWITCHING TO VCR MODE NOTE Pressing only OUTPUT on the front p

26、anel does not switch the mode of the remote control. You always need to select the correct mode on the remote control too. Press DVD on the remote control. (Verify that the DVD OUTPUT Light is lit.) SWITCHING TO DVD MODE OUTPUTVCRDVD OUTPUT buttonVCR OUTPUT Light DVD OUTPUT Light + 123 56 789 010 AU

27、DIO SKIP/PROG SKIP/PROG SLOW CLEAR C.RESET DAILY /WEEKLY VIDEO Plus+ REC/OTRDISPLAY RETURNTOP MENU MENU SETUP QUICK-FINDZOOMMODE A-BREPEATANGLE SEARCH MODE REPEAT SUBTITLE TIMER VCRDVD SURROUND SPEED OPEN/CLOSE EJECT 4 DISC NAVIGATION ENTER DV-RMPF4E(UK) VCR button DVD button 2-8 Displays During Ope

28、ration Tray open Tray closed When a disc is being played back DVD Loading the Disc No disc inserted or cannot read 1. MAIN (AC Power Cord) Connect to a standard AC plug. 2. DIGITAL AUDIO OUT JACKS Use a coaxial digital cable to connect to a compatible Dolby Digital receiver. Use to connect to a Dolb

29、y Digital decoder or MPEG decoder. 3. AUDIO OUT JACKS (ANALOG Left/Right) Connect to the Audio input jacks of A/V-compatible TV or wide screen TV, Stereo system. 4. S-VIDEO OUT JACK (DVD Only) Use the S-Video cable to connect this jack to the S- Video jack on your A/V-compatible TV or wide screen TV

30、 for a higher quality picture. 5. EURO AV2 (DECODER) JACK Use the Euro Audio/Video cable to connect this jack to the 21 pin scart jack on your decoder. 6. EURO AV1 (TV) JACK Use the Euro Audio/Video cable to connect this jack to the 21 pin scart jack on your A/V-compatible TV or wide screen TV for a

31、 best quality picture. 7. AERIAL Jack Connect your antenna, Cable Box, or Direct Broadcast System. 8. RF OUT Jack Use the supplied aerial cable to connect this jack to the ANTENNA IN Jack on your TV. Caution: Do not touch the inner pins of the jacks on the rear panel. Electrostatic discharge may cau

32、se perma- nent damage to the DVD/VCR. COAXIAL DIGITAL AUDIO OUT S-VIDEO OUT DVD DVD/VCRAV1(TV) AV2(DECODER)VCR ANALOG AUDIO OUT L R AERIAL RF OUT 5 12346 7 8 REAR PANEL Display FUNCTIONAL OVERVIEW Lights up when the inserted disc is being played back. Displays a type of the disc which is inserted on

33、 the tray. DVD: DVD disc CD: Audio CD Lights up when the inserted disc comes to a pause. Lights up when the A-B repeat function is on. Lights up when the repeat function is on. Lights up when playing back in slow mode. (DVD) Displays how long the current title or track has been played back. When a c

34、hapter or track is switched, the number of a new title, chapter or track is displayed. Lights up when the ALL repeat function is on. GROUP DVD CD Works as a tape counter (hour,minute,second). Also displays a channel number, tape speed, remaining time for OTR or current time. REC Lights up when a tap

35、e is in the DVD/VCR. Lights up during a recording. Flashes when a recording is paused. Lights up when the timer recording or an OTR recording has been set. Lights up when the inserted cassette is being played back. Lights up when the playback is in still or slow mode. Lights up during playback when

36、the repeat function is on. DVDVCR 2-9 FUNCTIONAL OVERVIEW Remote Controller 1. Open the battery compartment cover. 2. Insert two AA batteries, with each one oriented correctly. 3. Close the cover. Loading the Batteries Cautions On Batteries Use “AA” (R6P) batteries in this remote control unit. Repla

37、ce the batteries with new ones approximately once a year, though this depends on the frequency with which the remote control unit is used. If the remote control unit does not operate from close to the main unit, replace the batteries with new ones, even if less then a year has passed. included batte

38、ry is only for verifying operation. Replace it with a new battery as soon as possible. When inserting the batteries, be careful to do so in the proper direction, following the and marks in the remote control units battery compartment. To prevent damage or battery fluid leakage: Do not use a new batt

39、ery with an old one. Do not use two different types of batteries such as alkaline and manganese. Do not short-circuit, disassemble, heat or dispose of batteries in flames. Remove the batteries when not planning to use the remote control unit for a long period of time. If the batteries should leak, c

40、arefully wipe off the fluid from the inside of the battery compartment, then insert new batteries. + 123 56 789 010 AUDIO SKIP/PROG SKIP/PROG SLOW CLEAR C.RESET DAILY /WEEKLY VIDEO Plus+ REC/OTRDISPLAY RETURNTOP MENU MENU SETUP QUICK-FINDZOOMMODE A-BREPEATANGLE SEARCH MODE REPEAT SUBTITLE TIMER VCRD

41、VD OPEN/CLOSE EJECT 4 DISC NAVIGATION ENTER DV-RMPF4E(UK) SURROUND SPEED 2 1 3 5 6 7 8 4 9 10 11 13 14 16 15 12 33 28 29 30 32 27 31 26 25 24 22 21 23 18 19 20 17 The 2-10 Buttons on remote control work in different ways for DVD, Audio CD and VCR: Refer to the following table for correct use. 2 3 10

42、 11 12 14 4 5 7 25 8 9 6 1 DVD 13 POWER/STANDBY Button SUBTITLE/TIMER Button SURROUND/ SPEED Button MENU Button VCR 15 16 To select the VCR output mode. To use the remote contorol in VCR mode. VCR Button + 123 56 789 010 DAILY /WEEKLY 4 VCR MENU TOP MENU TOP MENUButton Brings up the Top Menu on a di

43、sc. (DVD). To activate virtual surround. To select the recoeding speed. ModeMode Turns the DVD/VCR on and off. Accesses various subtitles on a disc. (DVD) Brings up the Menu on a disc. (DVD) Turns the DVD/VCR on and off. Brings up the VCR Menu. Press to put the VCR into standby mode for a timer reco

44、rding. SURROUND SPEED Number Buttons VIDEO Plus+ Button To select channel. To set the VIDEO Plus+ number. DAILY / WEEKLY button Use when you record using VIDEO Plus+ system. To select chapter or title directly. (DVD) To select track directly. (CD) To programme timer recording with the VIDEO Plus+ sy

45、stem. VIDEO Plus+ DISC NAVIGATION Button The first scenes of each chapter of the title being played will be displayed. (DVD) DISC NAVIGATION SEARCH Buttons Allows you to search forward/backward through a disc. To begin slow forward/backward through a disc. (DVD) Allows you to search forward/backward

46、 through a tape. STOP Button To stop playback.To stop playback or record. RECORD/ONE-TOUCH- RECORDING Button To start a recording. REC/OTR SETUP Button Brings up the DVD players Setup menu. SETUP ZOOM Button To magnify part of picture x2/x4. (DVD) ZOOM MODE Button To set virtual surround on/off. To

47、arrange the playing order or play randomly. (CD) MODE SUBTITLE TIMER ANGLE Button Accesses various camera angles on a disc. (DVD) ANGLE Remote Controller FUNCTIONAL OVERVIEW 2-11 28 25 7 27 22 21 20 29 30 33 23 26 24 32 31 AUDIO Button DISPLAY Button OPEN/CLOSE/EJECT Button PLAY Button QUICK-FIND 18

48、 17 19 DVDVCRModeMode DVD Button A-B REPEAT Button ENTER, Cursor Buttons RETURN Button SKIP/PROG Buttons Marks a segment to repeat between A and B. (DVD/CD) Moves the cursor and determines its position. Moves the cursor and determines its position. Cannot use the ENTER button. Returns to a previous

49、menu. (DVD) To skip chapters. (DVD) To skip tracks. (CD) REPEAT Button Allows you to repeat play a chapter or title. (DVD) Allows you to repeat play a track or all. (CD) REPEAT A-BREPEAT SEARCH MODE Button To search chapter or title. (DVD) To search track. (CD) To search time. (DVD/CD) To rapidly return to a location of disc. Search the markers. (DVD/CD) SEARCH MODE QUICK-FIND RETURN ENTER DISPLAY SEARCH Buttons Allows you to search forward/backward through a disc. To begin slow forward/backward through a disc. (DVD) Allows you to search forward/backward through a tape. AUDIO To