Hitachi-DVPF7E-cd-sm维修电路原理图.pdf

SERVICE MANUALSERVICE MANUAL SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT SM0413SM0413 2004 Digital Media DivisionMay 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 AC3Audio 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 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 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 standard 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 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 Recording 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 organization 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 Industries 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 Picture 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 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 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 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: If a mechanical malfunction occurs, the power is turned off. When the power comes on again after that by pressing STANDBY-ON button, an error message is displayed on the TV screen for 5 seconds. TV screen 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 reel or 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 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 FUNCTIONS DV-PF7E VIDEO INAUDIO IN R PROGRAMOUTPUT DVD DVD/VCR Combo DV-PF7E MP3 / JPEG PLAYBACK DVD / DVD-R / VIDEO CD / CD / CD-R / CD-RW COMPATIBLE VCR RECTIMER L (mono) AV3 1 111314 151819164327 9 1085 6 121720 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 Jacks 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 rapidly in forward during playback. (Forward Search). 6./(STOP/EJECT) VCR EJECT Press to remove the tape from the VCR. STOP Press to stop the tape motion. 7.(PLAY) VCR Press to begin playback. 8. REC Light Lights up during recording. 9.(REC) VCR Press once to start a recording. Press repeatedly to start a One Touch Recording. 10. TIMER Light This light glows when the DVD/VCR is in standby mode for a timer recording or during a One Touch Recording. It flashes if TIMER is pressed for a timer recording, but there is no tape in the DVD/VCR. It flashes when all timer recordings or One Touch Recording are finished. 11. Display, Remote Sensor Window 12. CASSETTE COMPARTMENT 13. 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. 14. VCR OUTPUT Light (Green) 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, press VCR on the remote control or OUTPUT on the front panel. 15. OUTPUT Press to select DVD mode 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. 16. DVD OUTPUT Light (Green) 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. 17.(OPEN/CLOSE) DVD Press to insert discs into or remove them from the tray. 18.(STOP) DVD Stops operation of the disc. 19.(PLAY) DVD Press to begin playback. 20. 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 panel 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 VIDEO INAUDIO IN R PROGRAMOUTPUT DVD DVD/VCR Combo DV-PF7E VCR RECTIMER L (mono) AV3 OUTPUT DVDVCR OPEN/CLOSE EJECTSEARCH MODE SURROUND QUICK-FIND 123 456 789 +100 A-B REPEAT CLEAR/C.RESETDAILY/WEEKLY REPEAT MODE ZOOM ANGLESUBTITLE TIMER ENTER MENUTOP MENU/SHOW VIEW AUDIODISPLAY SETUP DVDVCR REC/OTRSLOW SKIPPROG SPEED DISC NAVIGATION RETURN DV-RMPF7E OUTPUT button VCR OUTPUT Light DVD OUTPUT Light VCR button DVD button 2-8 Displays During Operation Tray open Tray closed When a disc is being played back DVD Loading the Disc Lights up when the playback control is activated No disc inserted or cannot read 1. MAIN (AC Power Cord) Connect to a standard AC plug. 2. DIGITAL AUDIO OUT JACKS Use either an optical or coaxial digital cable to connect to a compatible Dolby Digital receiver. Use to connect to a Dolby Digital decoder, DTS 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 for a higher quality picture. 5. COMPONENT VIDEO OUT JACKS (DVD Only) Use these jacks if you have a TV with Component Video in jacks. These jacks provide CR/PR, CB/PBand Y video. Together with S-Video, Component Video pro- vides the best picture quality. 6. EURO AV2 (DECODER) JACK Use the Euro Audio/Video cable to connect this jack to the 21 pin scart jack on your decoder. 7. 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 best quality picture. 8. AERIAL Jack Connect your antenna, Cable Box, or Direct Broadcast System. 9. 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 cause perma- nent damage to the DVD/VCR. COMPONENT VIDEO OUT OPTICALCOAXIAL DIGITAL AUDIO OUT S-VIDEO OUT Y DVD DVD/VCRAV1(TV) AV2(DECODER)VCR CB/ PB CR/ PR ANALOG AUDIO OUT L R AERIAL RF OUT 56 12347 9 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 the tray. DVD: DVD disc CD:Audio CD, MP3 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 chapter or track is switched, the number of a new title, chapter or track is displayed. Lights up when the ALL repeat function is on. GROUPP .SCAN DVD CD Lights up when the progressive scan system is activated. Works as a tape counter (hour,minute,second). Also displays a channel number, tape speed, remaining time for OTR or current time. VCRREC PM Lights up when a tape is in the DVD/VCR. Lights up when the DVD/VCR is in VCR position. This light does not appear when the DVD/VCR is in TV position. Lights up during a recording. Flashes when a recording is paused. Lights up when current time is P.M. 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 the repeat function is on. DVDVCR 2-9 FUNCTIONAL OVERVIEW DV-RMPF7E 2 1 3 30 32 31 27 28 8 10 17 4 7 5 9 6 22 23 2119 18 20 33 29 12 13 11 16 14 15 24 26 25 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. Replace 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. The included battery 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 battery 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, carefully wipe off the fluid from the inside of the battery compartment, then insert new batteries. 2-10 Buttons on remote controller work in different ways for DVD, Video CD, Audio CD, MP3, JPEG and VCR: Refer to the following table for correct use. A-B REPEAT REPEAT MODE ZOOM ANGLE 2 3 10 11 12 14 4 5 7 8 9 6 1 MENU RETURN ENTER DVD 13 POWER/STANDBY Button A-B REPEAT Button REPEAT Button MODE Button SUBTITLE/TIMER Button ZOOM Button ANGLE Button SURROUND/ QUICK-FIND Button CLEAR/C.RESET Button MENU Button ENTER, Cursor Buttons RETURN Button VCR 15 16 SURROUND QUICK-FIND CLEAR/C.RESET SUBTITLE TIMER VCR Button SLOW Button SPEED Button VCR SPEED SLOW 17 SKIP Buttons SKIP ModeMode Tour of the remote controller FUNCTIONAL OVERVIEW 2-11 AUDIO DISPLAY 28 25 27 22 20 29 30 33 23 26 24 32 31 AUDIO Button DISPLAY Button OPEN/CLOSE/EJECT Button SEARCH MODE Button Number Buttons SETUP TOP MENU/SHOW VIEW Button SETUP Button PLAY Button PAUSE/STEP Button DISC NAVIGATION Button 18 STOP Button 19 21 SEARCH Buttons DVDVCRModeMode PROG RECORD/ONE-TOUCH- RECORDING Button PROGRAM Buttons REC/OTR DISC NAVIGATION DVD Button DVD TOP MENU/SHOW VIEW 123 456 789 +100 DAILY/WEEKLY OPEN/CLOSE EJECT SEARCH MODE Tour of the remote controller FUNCTIONAL OVERVIEW 2-12 DV-PF7E(UK) VIDEO INAUDIO IN R PROGRAMOUTPUT DVD DVD/VCR Combo DV-PF7E(UK) MP3 PLAYBACK DVD / DVD-R / CD / CD-R / CD-RW COMPATIBLE VCR RECTIMER L (mono) AV3 1 111314 151819164327 9 1085 6 121720 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 Jacks 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 rapidly in forward during playback. (Forward Search). 6./(STOP/EJECT) VCR EJECT Press to remove the tape from the VCR. STOP Pres