Panasonic-SAHT880EB-htss-sm 电路图 维修手册.pdf

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1、lGeneral Power Source: AC 230-240 V, 50 Hz Power consumption:25 W Dimensions (WHD):43060348.3 mm Mass:2.7 kg lAmplifier section RMS Output Power: Dolby Digital Mode lTotal RMS Dolby Digital mode Power:1000 W At 1kHz and total harmonic of 10% lFront:170 W/ Channel (4) lCenter:260 W/ Channel (4) lSurr

2、ound:70 W/ Channel (4) At 100Hz and total harmonic of 10% lActive subwoofers:260 W/ Channel (4) DIN Output Power: Dolby Digital Mode: lTotal DIN Dolby Digital mode Power: 750 W At 1kHz and total harmonic of 1% lFront:140 W/ Channel (4) lCenter:180 W/ Channel (4) lSurround:55 W/ Channel (4) At 100Hz

3、and total harmonic of 1% lSubwoofer:180 W/ Channel (4) 2005 Panasonic AVC Networks Singapore Pte. Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. SA-HT880EB Colour (S).Silver Type lFM tuner section Frequency Range:87.5-108.0MHz (50kHz in step) Sensitivity:1.5V

4、(IHF) S/N 26dB1.2V Antenna Terminal:75 (non balance) lAM tuner section (AM/MW) Frequency Range:522-1629kHz (9kHz in step) 520-1630kHz (10kHz in step) AM Sensitivity S/N 20dB at 999kHz: 560V/m Phone Jack: Terminal:Stereo 3.5mm jack lDisc section Discs played 8 cm or 12 cm: (1) DVD-RAM (DVD-VR compati

5、ble, JPEG formatted discs) (2) DVD-Audio (3) DVD-Video (4) DVD-R, DVD-RW (DVD-Video compatible) +R, +RW (Video compatible) (5) CD-Audio (CD-DA) (6) Video CD (7) SVCD (Conforming to IEC62107) (8) CD-R/CD-RW (CD-DA, Video-CD, SVCD, MP3, WMA, JPEG formatted discs) DVD Home Theater Sound System Specific

6、ations ORDER NO.MD0502027C2 RadioFans.CN 收音机爱 好者资料库 (9) MP3/WMA lMaximum number of recognizable audio and picture contents and groups: 4000 audio and picture contents and 400 groups lCompatible compression rate: MP3: between 32 kbps and 320 kbps WMA: between 48 kbps and 320 kbps (10) JPEG lMaximum n

7、umber of recognizable audio and picture contents and groups: 4000 audio and picture contents and 400 groups lExif Ver 2.1 JPEG Baseline files lPicture resolution: between 320 x 240 and 6144 x 4096 pixels (sub sampling is 4:2:2 or 4:2:0) (11) HighMAT Level 2 (Audio and lmage) Pick up: Source of light

8、 beam:Semiconductor Laser Wavelength: lCD:785nm lDVD:662nm Audio output (DISC): Number of channels:5.1 ch (FL, FR, C, SL, SR, SW) Audio performance (measured at LINE OUT terminal): Frequency response: DVD (linear audio):10 Hz-22 kHz (48 kHz sampling) 10 Hz-44 kHz (96 kHz sampling) DVD-Audio:10 Hz-88

9、 kHz (192 kHz sampling) CD-Audio:10 Hz-20 kHz S/N ratio: CD-Audio:95 dB Dynamic range: DVD (linear audio):95 dB CD-Audio:93 dB Total harmonic distortion: CD-Audio:0.005 % lVideo section Video system: Signal system:PAL 625/50, PAL 525/60, NTSC Composite video output: Output level:1 Vp-p (75 ) Termina

10、l:Pin jack (1 system) Scart jack (1 system) S-video output: Y output level:1 Vp-p (75 ) C output level:PAL; 0.3Vp-p (75 ) NTSC; 0.286 Vp-p (75 ) TerminalS terminal (1 system) Scart jack (1 system) Component video output (480P/480I): Y output level:1 Vp-p (75 ) PBoutput level:0.7 Vp-p (75 ) PRoutput

11、level:0.7 Vp-p (75 ) Terminal:Pin jack (Y: green, PB: blue, PR: red) (1 system) RGB video output: R output level:0.7 Vp-p (75 ) G output level:0.7 Vp-p (75 ) B output level:0.7 Vp-p (75 ) Terminal:Scart jack (1 system) Power consumption in standby mode: approx 0.7W Note: 1.Specifications are subject

12、 to change without notice. Mass and dimensions are approximate. 2.Total harmonic distortion is measured by the digital spectrum analyzer. Solder: This model uses lead free solder (PbF). 2 SA-HT880EB RadioFans.CN 收音机爱 好者资料库 1 Use of Active Subwoofer 4 1.1. Checking Player when Active Subwoofer is not

13、 used 4 2 Safety Precautions 5 2.1. GENERAL GUIDELINES 5 3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices 5 4 Before Repair and Adjustment (Using Active Subwoofer) 6 5 Protection Circuitry 6 6 Precaution of Laser Diode 7 7 About Lead Free Solder (PbF) 7 8 Ge

14、neral Description 8 8.1. Operating instructions 8 8.2. Disc information 9 8.3. About HighMAT 10 9 Accessories 15 10 Caution for AC Cord 16 11 Handling Precautions for Optical Pickup Unit 17 11.1. Cautions to Be Taken in Handling the Optical Pickup Unit 17 11.2. Cautions to Be Taken When Replacing th

15、e Optical Pickup 17 11.3. Grounding for electrostatic breakdown prevention 17 12 Disassembly and Main Component Replacement Procedure 19 12.1. Disassembly Procedure 19 12.2. Main Components and P.C.B. Locations. 20 12.3. Disassembling the Top Cabinet 21 12.4. Disassembling the Lid assembly (When tak

16、ing out disc manually) 21 12.5. Disassembling the Front Panel 22 12.6. Disassembling the FL P.C.B. and Volume P.C.B. 22 12.7. Disassembling the DVD mechanism Unit 22 12.8. Disassembling the DVD Module P.C.B. 23 12.9. Disassembling the Rear panel 23 12.10. Disassembling the Scart P.C.B. 23 12.11. Dis

17、assembling Main P.C.B. 23 12.12. Service Position 24 13 Assembling and disassembling the DVD mechanism unit 25 13.1. Disassembly Procedure 25 13.2. Traverse Unit 25 13.3. Tray Unit 26 13.4. Loading section 27 13.5. Tray Loading P.C.B. 28 13.6. Optical Pickup Unit 28 13.7. Traverse Motor and Spindle

18、Motor 30 14 Optical Pick-up Self-Diagnosis and Replacement Procedure 32 14.1. Optical Pickup Breakdown Diagnosis 32 14.2. Service Mode Table 1 33 14.3. DVD Self Diagnostic Function-Error Code 33 14.4. Service mode table 2 35 14.5. Sales demonstration lock function 37 14.6. Handling After Completing

19、Repairs 37 15 Self-Diagnosis Function 38 15.1. Automatic Displayed Error Codes 38 15.2. Memorized Error Codes 38 16 Service Precautions 39 16.1. Recovery after the DVD player is repaired 39 16.2. Firmware version-up of the DVD player 39 17 Adjustment Procedure 40 17.1. Service Tools and Equipment 40

20、 17.2. Important points in adjustment 40 17.3. Storing and Handling Test Discs 40 17.4. Optical adjustment 41 18 Abbreviations 42 19 Voltage Chart 44 19.1. DVD Module P.C.B. 44 19.2. Main P.C.B. 45 19.3. FL P.C.B. Typically the melting point is 50 - 70F (30 - 40C) higher. Please use a high temperatu

21、re soldering iron. In case of the soldering iron with temperature control, please set it to 700 20F (370 10C). Pb free solder will tend to splash when heated too high (about 1100F/ 600C). When soldering or unsoldering, please completely remove all of the solder on the pins or solder area, and be sur

22、e to heat the soldering points with the Pb free solder until it melts enough. 7 SA-HT880EB 8 General Description 8.1. Operating instructions SHIFT TOP MENU ENTER FUNCTIONS/ TV VOL FM MODE INPUT SELECTORPROGRESSIVE RDS H.BASS TUNE MODEFM MODEMEMORY TUNING DOWNUP PHONES VOLUME OPEN CLOSE VOLUME CH SKI

23、PSLOW/SEARCH MENU DIRECT NAVIGATOR TOP MENU RETURNFUNCTIONS VCRTV TUNER/BAND SUBWOOFER LEVEL SUPER SRND H.BASS C.FOCUS SFC PLAY MODE TEST CH SELECT SETUP MUTING MIX 2CH PL ZOOM MANUAL SKIP SUBTITLE AUDIO PLAY SPEED QUICK REPLAY ADVANCED DISC REVIEW FL DISPLAYREPEAT SHIFT ANGLE/PAGE GROUP AV SYSTEM D

24、VD/CD PLAY LIST TV VOLTV VOL ENTER 12 6 9 45 78 CANCEL0 S10 3 -/- SLEEP TIMER TV/AVAUX SUBWOOFER LEVEL SUPER SRND H.BASS C.FOCUS SFC PLAY MODE TEST CH SELECT SETUP MUTING MIX 2CH PL ZOOM MANUAL SKIP SUBTITLE AUDIO PLAY SPEED QUICK REPLAY SLEEP TIMER ADVANCED DISC REVIEW FL DISPLAYREPEAT ANGLE/PAGE G

25、ROUP STANDBY/ON INDICATOR TUNING REMOTE CONTROL SIGNAL SENSOR STANDBY/ON SWITCH /I I / / MEMORY RETURN/TV VOL CANCEL /AV SYSTEM NUMBERED BUTTONS CH CH VOLUME MENU TV/AV TUNER/BAND, DVD/CD AUX (SKIP)(SLOW/SEARCH) (PLAY)(STOP)(PAUSE) TUNE MODE INPUT SELECTOR PHONES VOLUME OPEN/CLOSE PROGRESSIVE,RDS/ H

26、.BASS/H.BASS INDICATOR 8 SA-HT880EB 8.2. Disc information A process that allows play on compatible equipment. It may not be possible to play the above discs in all cases due to the type of disc or condition of the recording. Discs that cannot be played DVD-ROM, CD-ROM, CDV, CD-G, SACD, DivX Video Di

27、scs and Photo CD, DVD-RAM that cannot be removed from their cartridge, 2.6-GB and 5.2-GB DVD-RAM and “Chaoji VCD” available on the market including CVD, DVCD and SVCD that do not conform to IEC62107. Audio format of DVD s This unit automatically recognizes and decodes discs with these symbols. Video

28、 systems This unit can play PAL and NTSC, but your television must match the system used on the disc. PAL discs cannot be correctly viewed on an NTSC television. This unit can convert NTSC signals to PAL 60 for viewing on a PAL television. To clean discs Wipe with a damp cloth and then wipe dry. Dis

29、c handling precautions Do not attach labels or stickers to discs (This may cause disc warping, rendering it unusable). Do not write on the label side with a ball-point pen or other writing instrument. Do not use record cleaning sprays, benzine, thinner, static electricity prevention liquids or any o

30、ther solvent. Do not use scratch-proof protectors or covers. Do not use the following discs: Discs with exposed adhesive from removed stickers or labels (rented discs, etc.). Discs that are badly warped or cracked. Irregularly shaped discs, such as heart shapes. DiscLogo Indication in these operatin

31、g instructions Remarks DVD-RAM Recorded with devices using Version 1.1 of the Video Recording Format (a unified video recording standard), such as DVD video recorders, DVD video cameras, personal computers, etc. Recorded using the DCF (Design rule for Camera File system) standard Version 1.0. To pla

32、y JPEG files, select “Play as Data Disc” in Other Menu. DVD-Audio Some DVD-Audio discs contain DVD-Video content. To play DVD-Video content, select “Play as DVD-Video” in Other Menu. DVD-Video DVD-R (DVD-Video)/ DVD-RW (DVD-Video) Discs recorded and finalized on DVD video recorders or DVD video came

33、ras. + + + + R (Video)/ RW (Video) Discs recorded and finalized on DVD video recorders or DVD video cameras. Video CD SVCD Conforming to IEC62107 CD This unit is compatible with HDCD, but does not support the Peak Extend function (a function which expands the dynamic range of high level signals). HD

34、CD-encoded CDs sound better because they are encoded with 20 bits, as compared with 16 bits for all other CDs. CD-R CD-RW This unit can play CD-R/RW (audio recording disc) recorded with the formats on the left. Close the sessions or finalize the disc after recording. HighMAT discs WMA, MP3 or JPEG f

35、iles only. To play without using the HighMAT function, select “Play as Data Disc” in Other Menu. This unit does not support Multiple Bit Rate (MBR: a file that contains the same content encoded at several different bit rates). Discs that can be played RAM JPEG DVD-A DVD-V DVD-V VCD CD VCD CD WMA WMA

36、 MP3 JPEG 9 SA-HT880EB 8.3. About HighMAT 8.3.1. Whats HighMAT? Consumers worldwide are using PCs to create their own collections of music, photos and even video by burning them onto CDs. But how these collections can be experienced across different devices can be confusing to navigate, time consumi

37、ng to access for a DVD player, and be incomplete in terms of music information available to the customer. HighMAT offers a solution to this growing consumer problem. HighMAT dramatically improves the digital media experience on consumer electronic devices by delivering a simple, standardized approac

38、h that allows consumers who have created personal collections of digital music, photography and video on their PC to: Create a HighMAT CD or DVD which can be easily played back on consumer electronics devices such as CD and DVD players, and car stereos. Move digital media files (using recordable med

39、ia such as CD-R and CD-RW) between the PC and various playback devices such as CD and DVD players. A new standard for creating personal media on consumer electronic devices, HighMAT enable easier and more seamless interoperability between Windows PCs and devices designed for your living room, or the

40、 car. 10 SA-HT880EB 8.3.2. Why take advantage of HighMAT? A Problem Defined:Today, when consumers create their own digital audio, video or photo collections on CD-R or other physical formats, there are numerous, inconsistent ways that devices read the data. For the consumer, the playback experience

41、can be confusing: A Solution Created: HighMAT delivers a better digital media access experience by creating a standard approach for PCs to structure digital media on various physical formats and for playback devices to read the data. 8.3.3. Benefits of HighMAT? 11 SA-HT880EB ConventionalHighMAT Even

42、 though DVD player is CD-R/RW compatible, the inconsistent ways that various DVD players can read the music or photos files often leads to a confusing and inconsistant playback experince. HighMATcompatibleproductsplaycontentbackwith consistent interface. This includes products which are JPEG compati

43、ble products without HighMAT support. 12 SA-HT880EB HighMAT is now available for CD Burning and in leading DVD Players. HighMAT is a new technology that is now available in leading software and consumer electronic devices to dramatically improve the digital media experience when you create homemade

44、CDs. HighMAT delivers a simple, standardized way for PC software and consumer electronics devices to talk to each other and work better together. 13 SA-HT880EB When you create your homemade CDs with software that supports HighMAT CD burning, and then play them back on a DVD player that supports High

45、MAT, you get better, easier navigation. You get folders you can access with a single click of your DVD players remote control. You can view important information about your music like full song names, artist titles, album names and genre. And you can get faster startup on your home entertainment dev

46、ice. To enjoy the benefits of HighMAT, all you need is software that supports HighMAT for CD burning of music or photos, as well as a home entertainment device like a DVD player that supports HighMAT for playback. Always look for the HighMAT logo on your software or home entertainment device to ensu

47、re it supports the HighMAT experience. 14 SA-HT880EB Remote control AM loop antenna FM indoor antenna Video Cable Speaker cables AC cord System cable Antenna plug adaptor Speaker label 9 Accessories 15 SA-HT880EB 10 Caution for AC Cord 16 SA-HT880EB 11 Handling Precautions for Optical Pickup Unit Th

48、e laser diode in the optical pickup unit may break down due to static electricity of clothes or human body. Special care must be taken avoid caution to electrostatic breakdown when servicing and handling the laser diode. 11.1. Cautions to Be Taken in Handling the Optical Pickup Unit The laser diode

49、in the optical pickup unit may be damaged due to electrostatic discharge generating from clothes or human body. Special care must be taken avoid caution to electrostatic discharge damage when servicing the laser diode. 1. Do not give a considerable shock to the optical pickup unit as it has an extremely high-precise structure. 2. To prevent the laser diode from the electrostatic discharge damage, the flexible cable of the optical pickup unit removed from the PCB should b