Panasonic-SAHT845E-htss-sm 电路图 维修手册.pdf

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1、lGeneral Power Source: AC 230 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:800 W At 1kHz and total harmonic of 10% lFront:70 W/ Channel (4) lCenter:260 W/ Channel (4) lSurround:7

2、0 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: 515 W At 1kHz and total harmonic of 1% lFront:45 W/ Channel (4) lCenter:165 W/ Channel (4) lSurround:50 W/ Channel (4) At 100Hz and tot

3、al harmonic of 1% lSubwoofer:160 W/ Channel (4) 2005 Panasonic AVC Networks Singapore Pte. Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. SA-HT845E SA-HT845EG Colour (S).Silver Type lFM tuner section Frequency Range:87.5-108.0MHz (50kHz in step) Sensitivity:1.

4、5V (IHF) S/N 26dB1.2V Antenna Terminal:75 (non balance) lAM tuner section (AM/MW) Frequency Range:522-1629kHz (9kHz 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 compatible, JPEG, MPEG4, DivX fo

5、rmatted discs) (2) DVD-Audio (3) DVD-Video (4) DVD-DivX (5) DVD-R, DVD-RW (DVD-Video compatible, DivX) +R, +RW (Video compatible) (6) CD-Audio (CD-DA) (7) Video CD (8) SVCD (Conforming to IEC62107) DVD Home Theater Sound System Specifications ORDER NO.MD0506227C2 RadioFans.CN 收音机爱 好者资料库 (9) CD-R/CD-

6、RW (CD-DA, Video-CD, SVCD, MP3, WMA, JPEG , MPEG4, DivX, HighMAT Level 2 formatted discs) (10)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

7、kbps and 320 kbps (11)JPEG lMaximum number 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) (12)MPEG4 lData recorded w

8、ith Panasonic SC multi cameras or DVD video recorders Conforming to SD VIDEO specifications (ASF standard)/MPEG4 (Simple Profile) video system/G.726 audio system lMaximum number of recognizable audio and picture contents and groups: 4000 audio and picture contents and 400 groups (13)DivX lDivX 3.11,

9、 4.x, 5.x GMC (Global Motion Compensation) is not supported. lMaximum number of recognizable audio and picture contents and groups: 4000 audio and picture contents and 400 groups (14)HighMAT Level 2 (Audio and lmage) Pick up: Source of light beam:Semiconductor Laser Wavelength: lCD:785nm lDVD:662nm

10、Laser power:CLASS 2/ CLASS 3A Audio output (DISC): Number of channels:5.1 ch (FL, FR, C, SL, SR, SW) Audio performance (measured at REC 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 kHz (192 kHz sampling) CD-Aud

11、io: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 ) Terminal:Pin jack (1 system) Scart ja

12、ck (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: NTSC: 525(480)p/525(480)i: PAL: 625(576)p/625(576)i: Y output level:1 Vp-p (75 ) PBoutput level:0.7 Vp-p (75

13、) PRoutput 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

14、are subject 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-HT845E / SA-HT845EG RadioFans.CN 收音机爱 好者资料库 1 Use of Active Subwoofer 5 1.1. Checking Player when

15、Active Subwoofer is not used 5 2 Safety Precautions 6 2.1. GENERAL GUIDELINES 6 3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices 6 4 Before Repair and Adjustment (Using Active Subwoofer) 7 5 Protection Circuitry 7 6 Precaution of Laser Diode 8 7 About Lead F

16、ree Solder (PbF) 8 8 General Description 9 8.1. Operating instructions 9 8.2. Disc information 10 8.3. About HighMAT 11 9 Accessories 16 10 Handling Precautions for Optical Pickup Unit 17 10.1. Cautions to Be Taken in Handling the Optical Pickup Unit 17 10.2. Cautions to Be Taken When Replacing the

17、Optical Pickup 17 10.3. Grounding for electrostatic breakdown prevention 17 11 Disassembly and Main Component Replacement Procedure 19 11.1. Disassembly Procedure 19 11.2. Main Components and P.C.B. Locations. 20 11.3. Disassembling the Top Cabinet 21 11.4. Disassembling the Lid assembly (When takin

18、g out disc manually) 21 11.5. Disassembling the Front Panel 22 11.6. Disassembling the FL P.C.B. and Volume P.C.B. 22 11.7. Disassembling the DVD mechanism Unit 22 11.8. Disassembling the DVD Module P.C.B. 23 11.9. Disassembling the Rear panel 23 11.10. Disassembling the Scart P.C.B. 23 11.11. Disas

19、sembling Main P.C.B. 23 11.12. Service Position 24 12 Assembling and disassembling the Mechanism Unit 25 12.1. Disassembly Procedure 25 12.2. Traverse Unit 25 12.3. Tray 26 12.4. Loading section 27 12.5. Tray Loading P.C.B. 28 12.6. Optical Pickup Unit 29 12.7. Traverse Motor and Spindle Motor 31 13

20、 Optical Pick-up Self-Diagnosis and Replacement Procedure 33 13.1. Optical Pickup Breakdown Diagnosis 33 13.2. Service Mode Table 1 34 13.3. DVD Self Diagnostic Function-Error Code 34 13.4. Service mode table 2 36 13.5. Sales demonstration lock function 38 13.6. Handling After Completing Repairs 38

21、14 Self-Diagnosis Function 39 14.1. Automatic Displayed Error Codes 39 14.2. Memorized Error Codes 39 15 Service Precautions 40 15.1. Recovery after the DVD player is repaired 40 15.2. Firmware version-up of the DVD player 40 16 Adjustment Procedure 41 16.1. Service Tools and Equipment 41 CONTENTS P

22、age Page 3 SA-HT845E / SA-HT845EG RadioFans.CN 收音机爱 好者资料库 16.2. Important points in adjustment 41 16.3. Storing and Handling Test Discs 41 16.4. Optical adjustment 42 17 Abbreviations 43 18 Voltage Chart 45 18.1. DVD Module P.C.B. 45 18.2. Main P.C.B. 46 18.3. FL P.C.B. Typically the melting point i

23、s 50 - 70F (30 - 40C) higher. Please use a high temperature 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

24、 all of the solder on the pins or solder area, and be sure to heat the soldering points with the Pb free solder until it melts enough. 8 SA-HT845E / SA-HT845EG 8 General Description 8.1. Operating instructions SHIFT TOP MENU ENTER FUNCTIONS/ TV VOL FM MODE INPUT SELECTORPROGRESSIVE RDS H.BASS TUNE M

25、ODEFM MODEMEMORY TUNING DOWNUP PHONES VOLUME OPEN CLOSE VOLUME CH SKIPSLOW/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 ADV

26、ANCED DISC REVIEW FL DISPLAYREPEAT SHIFT ANGLE/PAGE GROUP AV SYSTEM DVD/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

27、REPLAY SLEEP TIMER ADVANCED DISC REVIEW FL DISPLAYREPEAT ANGLE/PAGE GROUP 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)

28、 TUNE MODE INPUT SELECTOR PHONES VOLUME OPEN/CLOSE PROGRESSIVE,RDS/ H.BASS/H.BASS INDICATOR 9 SA-HT845E / SA-HT845EG 8.2. Disc information A process that allows play on compatible equipment. This unit automatically recognizes and decodes discs with these symbols. This unit can play PAL and NTSC, but

29、 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. Recorded with devices using Version 1.1 of the Video Recording Format (a unified video recording standard

30、), such as DVD video recorders, DVD video cameras, personal computers, etc. Some DVD-Audio discs contain DVD-Video content. To play DVD-Video content, select “Play as DVD-Video” in Other Menu. Discs recorded and finalized on DVD video recorders or DVD video cameras. Discs recorded and finalized on D

31、VD 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). HDCD-encoded CDs sound better because they are encoded with 20 bits, a

32、s 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. WMA, MP3 or JPEG files only. To play without using the HighMAT function, select “Play as Data Disc”

33、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). RAM JPEG DVD-A DVD-V DVD-V DVD-RW (VR) VCD CD VCD CD WMA WMA MP3 JPEG Discs that can be played Disc Logo Indication in these operating instructions Remarks

34、 Recorded with Panasonic SD multi cameras or DVD video recorders using the DCF (Design rule for Camera File system) Standard Version 1.0. Recorded with Panasonic SD multi cameras or DVD video recorders conforming to SD VIDEO specifications (ASF standard)/MPEG4 (Simple Profile) video system/G.726 aud

35、io system. DVD-RAM MPEG4MPEG4 MPEG4MPEG4 To play JPEG, MPEG4 or DivX video contents, select Play as Data Disc in Other Menu DVD-Audio DVD-Video DVD-R (DVD-Video)/ DVD-RW (DVD-Video) DVD-R (DivX-Video)/ DVD-RW (DivX-Video) DVD-RW (DVD-VR) 2 2 2 2 2 +R (Video)/ +RW (Video) DivX 1 DivX 1 DivX 1 Finaliz

36、e the disc after recording. Discs recorded and finalized on DVD video recorders or DVD video cameras using Version 1.1 of the Video Recording Format (a unified video recording standard). HighMAT discs Created using DivX ver.3.11, 4.x, 5.x DivX video system/MP3, Dolby Digital or MPEG audio system. 1

37、2 It may not be possible to play the above discs in all cases due to the type of discs, the condition of the recording, the recording method and how the files were created. Discs that cannot be played Version 1.0 of DVD-RW, DVD-ROM, CD-ROM,CDV, CD-G, SACD and Photo CD, DVD-RAM that cannot be removed

38、 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 DVDs Video systems 10 SA-HT845E / SA-HT845EG 8.3. About HighMAT 8.3.1. Whats HighMAT? Consumers worldwide are using PCs to create thei

39、r 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 consuming to access for a DVD player, and be incomplete in terms of music information available to the customer. HighMA

40、T offers a solution to this growing consumer problem. HighMAT dramatically improves the digital media experience on consumer electronic devices by delivering a simple, standardized approach that allows consumers who have created personal collections of digital music, photography and video on their P

41、C to: lCreate a HighMAT CD or DVD which can be easily played back on consumer electronics devices such as CD and DVD players, and car stereos. lMove digital media files (using recordable media such as CD-R and CD-RW) between the PC and various playback devices such as CD and DVD players. A new stand

42、ard 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 car. 11 SA-HT845E / SA-HT845EG 8.3.2. Why take advantage of HighMAT? A Problem Defined:Today, when consumers

43、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 can be confusing: A Solution Created: HighMAT delivers a better digital media access experience by

44、 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? 12 SA-HT845E / SA-HT845EG ConventionalHighMAT Even though DVD player is CD-R/RW compatible, the inconsistent ways that various DVD playe

45、rs can read the music or photos files often leads to a confusing and inconsistant playback experince. HighMATcompatibleproductsplaycontentbackwithconsistent interface. This includes products which are JPEG compatible products without HighMAT support. 13 SA-HT845E / SA-HT845EG HighMAT is now availabl

46、e 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 CDs HighMAT delivers a simple, standardized way for PC software and consumer

47、 electronics devices to talk to each other and work better together. 14 SA-HT845E / SA-HT845EG When you create your homemade CDs with software that supports HighMAT CD burning, and then play them back on a DVD player that supports HighMAT, you get better, easier navigation. You get folders you can a

48、ccess 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 device. To enjoy the benefits of HighMAT, all you need is software t

49、hat 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 ensure it supports the HighMAT experience. 15 SA-HT845E / SA-HT845EG Remote control AM loop antenna FM indoor antenna Video Cable Speaker cables AC cord System cable Speaker label 9 Accessories 16 SA-HT845E / SA-HT845EG 10 Handling