Sony-STRDE525-rec-sm 维修电路原理图.pdf

《Sony-STRDE525-rec-sm 维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Sony-STRDE525-rec-sm 维修电路原理图.pdf（38页珍藏版）》请在收音机爱好者资料库上搜索。

1、STR-DE525/V515US ModelCanadian ModelE ModelAustralian ModelPX ModelSTR-DE525Chinese ModelSTR-V515SERVICE MANUALFM STEREO/FM-AM RECEIVERMICROFILM Continued on next page SPECIFICATIONSDolby Laboratories Licensing Corporation.“DOLBY” the double-D symbol a “AC-3” and “PRO LOGIC”are trademarks of Dolby L

2、aboratories Licensing Corporation.Photo : STR-DE525RadioFans.CN 收音机爱 好者资料库 2 RadioFans.CN 收音机爱 好者资料库 3 SAFETY-RELATED COMPONENT WARNING!COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITHMARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTSLIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESECOMPONENTS WIT

3、H SONY PARTS WHOSE PART NUMBERSAPPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTSPUBLISHED BY SONY.ATTENTION AU COMPOSANT AYANT RAPPORT LA SCURIT!LES COMPOSANTS IDENTIFS PAR UNE MARQUE ! SUR LESDIAGRAMMES SCHMATIQUES ET LA LISTE DES PICES SONTCRITIQUES POUR LA SCURIT DE FONCTIONNEMENT. NEREMPLACER CES

4、 COMPOSANTS QUE PAR DES PISES SONYDONT LES NUMROS SONT DONNS DANS CE MANUEL OUDANS LES SUPPMENTS PUBLIS PAR SONY.TABLE OF CONTENTS After correcting the original service problem, perform thefollowing safety checks before releasing the set to the customer:Check the antenna terminals, metal trim, “meta

5、llized” knobs, screws,and all other exposed metal parts for AC leakage. Check leakage asdescribed below.LEAKAGE The AC leakage from any exposed metal part to earth ground andfrom all exposed metal parts to any exposed metal part having areturn to chassis, must not exceed 0.5 mA (500 microampers).Lea

6、kage current can be measured by any one of three methods.1.A commercial leakage tester, such as the Simpson 229 or RCAWT-540A. Follow the manufacturers instructions to use theseinstruments.2.A battery-operated AC milliammeter. The Data Precision 245digital multimeter is suitable for this job.3.Measu

7、ring the voltage drop across a resistor by means of aVOM or battery-operated AC voltmeter. The “limit” indicationis 0.75 V, so analog meters must have an accurate low-voltagescale. The Simpson 250 and Sanwa SH-63Trd are examples ofa passive VOM that is suitable. Nearly all battery operateddigital mu

8、ltimeters that have a 2V AC range are suitable. (SeeFig. A)SAFETY CHECK-OUTTo Exposed Metal Parts on Set0.15F1.5kACvoltmeter(0.75V)Earth GroundFig. A. Using an AC voltmeter to check AC leakage.1.GENERAL 42.TEST MODE63.DIAGRAMS3-1.Circuit Boards Location 73-2.Block Diagram Main Section 93-3.Block Dia

9、gram Power Section 113-4.Printed Wiring Board AMP Section 133-5.Schematic Diagram AMP Section 153-6.Printed Wiring Board Video Section 173-7.Schematic Diagram Video Section 193-8.Printed Wiring Board Input Section 213-9.Schematic Diagram Input Section 233-10. Printed Wiring Board Display Section 253

10、-11. Schematic Diagram Display Section 273-12. Printed Wiring Board Power Section 293-13. Schematic Diagram Power Section 313-14. IC Block Diagrams354.EXPLODED VIEWS4-1.Front Panel Section 384-2.Chassis Section 395.ELECTRICAL PARTS LIST40 4 SECTION 1GENERALLOCATION AND FUNCTION OF CONTROLSFRONT PANE

11、LPhoto : STR-DE525123546789!?!?!?!?!?!?!?!?!?!? ?#?#?#? ? ?#?1POWER switch2MULTI CURSOR CONTROL3DISPLAY REAR LEVEL +, buttons4SURROUND, BASS/TREBLE, INDEX indicators55.1/DVD, TONE, BASS BOOST indicators6MASTER VOLUME control7BALANCE control8MUTING button9SOUND FIELD ON/OFF button!SOUND FIELD MODE bu

12、tton!BASS BOOST button!TONE ON/OFF button!5.1/DVD INPUT button!SOUND FIELD GENRE button!PHONO FUNCTION button!TAPE/MD FUNCTION button!TV/LD FUNCTION button!TUNER FUNCTION button!VIDEO FUNCTION buttonCD FUNCTION buttonsNumeric buttonsDIRECT TUNING buttonSHIFT buttonsPRESET TUNING +, buttonsMEMORY but

13、tonFM/AM buttonFM MODE buttonSLEEP buttonTUNING +, buttons#PHONES jack#SPEAKERS A, B switches#SET UP button#CURSOR MODE button 5 REAR PANELPhoto : STR-DE5251234 569!? !?!?78!?!?!?!?1ANTENNA (FM/AM)2y SIGNAL GND3TV/DBS4VIDEO5MONITOR6WOOFER7SURROUND SPEAKERS (REAR)8SURROUND SPEAKERS (CENTER)9WIRELESS

14、REAR SPEAKER!AC power cord!AC OUTLET!FRONT SPEAKERS (A/B)!TAPE/MD!CD!PHONO!5.1/DVD INPUT 6 SECTION 2TEST MODESOFTWARE VERSION DISPLAY MODE* The software version is displayed.* Procedure:While depressing the TUNER and the BASS BOOST buttonssimultaneously, press the power I/u button to turn on the mai

15、npower. The software version is displayed.KEY TEST MODE* All keys are tested.* Procedure:While depressing the CD and the BASS BOOST buttonssimultaneously, press the power I/u button to turn on the mainpower. The message REST40 appears. When the respective keysare pressed one after another, the numbe

16、r decrements in the orderof REST39, REST38, and so on.FLUORESCENT INDICATOR TUBE TEST MODE* All fluorescent segments are tested. When this test is activated,all segments turn on at the same time, then each segment turns onone after another.* Procedure:While depressing the TV/LD and the BASS BOOST bu

17、ttonssimultaneously, press the power I/u button to turn on the mainpower. All segments turn on at the same time, then each segmentturns on one after another.FACTORY SET MODE* All preset contents are reset to the default setting.* Procedure:While depressing the VIDEO and the BASS BOOST buttonssimulta

18、neously, press the power I/u button to turn on the mainpower. The message FACTORY appears and the present contentsare reset to the default values.ALL CLEAR MODE* All preset contents are cleared when this mode is activated. Usethis mode before returning the product to clients upon completionof repair

19、.* Procedure:While depressing the VIDEO and the TAPE/MD buttonssimultaneously, press the power I/u button to turn on the mainpower. The message INITIAL appears and initialization isperformed.SOUND FIELD CLEAR MODE* The preset sound field is cleared when this mode is activated.Use this mode before re

20、turning the product to clients uponcompletion of repair.* Procedure:While depressing the SOUND FIELD ON/OFF button, press thepower I/u button to turn on the main power. The message S. F.CLEAR appears and initialization is performed.AM CHANNEL STEP 9 kHz/10 kHzSELECTION MODE* Either the 9 kHz step or

21、 10 kHz step can be selected for the AMchannel step.* Procedure:Set the FUNCTION to AM. Turn off the main power.While depressing the TUNING+ button or the PRESET+ button,press the power I/u button to turn on the main power. Eitherthe message 9k STEP or 10k STEP appears. Select the desiredstep.DEMO M

22、ODE* Continuous demonstration starts when the demo mode is activated.* Procedure:While depressing the CURSOR MODE button, press the powerI/u button to turn on the main power. The message MUSICDEMO appears and demonstration is performed automatically.STR-DE525/V515 7 8 SECTION 3DIAGRAMS3-1. CIRCUIT B

23、OARDS LOCATIONFor schematic diagrams.Note: All capacitors are in F unless otherwise noted. pF: F50 WV or less are not indicated except for electrolyticsand tantalums. All resistors are in and 1/4 W or less unless otherwisespecified.%: indicates tolerance.: internal component. 2 : nonflammable resist

24、or. 1 : fusible resistor. C : panel designation. U : B+ Line. V : B Line. H : adjustment for repair. Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.No mark : FM Voltages are taken with a VOM (Input impedance 10 M).Voltage variations may be noted due to norma

25、l productiontolerances. Waveforms are taken with a oscilloscope. Circled numbers refer to waveforms. Signal path.F: FM AbbreviationCND: CanadianAUS: AustralianCH: ChineseMY: MalaysiaSP: SingaporeEA: Saudi ArabiaTHIS NOTE IS COMMON FOR PRINTED WIRINGBOARDS AND SCHEMATIC DIAGRAMS.(In addition to this

26、necessary note is printed in eachblock.)For printed wiring boards.Note: X : parts extracted from the component side.: Through hole.: internal component. b : Pattern from the side which enables seeing.Note:The components identified bymark ! or dotted line with mark! are critical for safety.Replace on

27、ly with part numberspecified.Note:Les composants identifis parune marque ! sont critiquespour la scurit.Ne les remplacer que par unepice portant le numro spcifi. WaveformSTANDBY boardSTANDBY (2) boardSP boardVIDEO boardSURR board INPUT board BALANCE boardAMP boardSW boardH.P boardSP SW boardDISPLAY

28、boardCONNECTOR boardVOL boardREARAMP board1 IC103 12PIN (X1) 4.19MHz 4.4Vp-pDISPLAY BOARDSTR-DE525/V515 9 10 3-2. BLOCK DIAGRAM MAIN SECTIONL24IF DATAFMAMFM75AMDOASTOPTMUTESTEREODATACLKCEL OUTR OUTTUNER UNITDOAUTO STOPTMUTESTEREOS DATAS CLKS LATR CHR CH: FM: CD (ANALOG) Signal Path RCH is omittedR C

29、HRPHONOLRCDJ201R CHLR CHRINPUTLROUT PUTJ202R CHLR CHRFRONTLRREARJ203R CHCWOOFER5.1 INPUTTAPE/MDM OUT1J201INMONITORJ202J2035.1 INTV/DVDVIDEO 2OUTINVIDEO 2OUTOUTOUTV1 IN13V1 OUT15V2 IN9V2 OUT11TV3 LD57V3 OUT8VEE16VCC14SW110SW22SW54SW36SW432VIDEO SELECTIC201-5VREGIC202-15V+5V: VIDEO32110964118CONTROLCE

30、13CLK15DI14AUDIO SELECTIC302MUTEQ300S LATS CLKS DATACONTROLCE45CLK47DATA46D LATS CLKS DATA31LINE AMPIC4049L OUTS OUTC OUT413938MATRIX DECODERIC401DOLBY PROLOGIC111331EQ AMPIC303302927262825CONTROLCE13CLK15DI14SELECTORIC403S LATS CLKS DATA20kL.P.FADM5k/7kL.P.FVOL/MUTEDECCE4CLK2DI3D LATS CLKS DATA2220

31、PROCESSORIC400SURROUNDSL OUTL OUT242322MUTE SWQ41132131MUTEQ30457MUTEQ305IC306IC304IC305L.P.FMUTEQ30242365BASSTREBLETONE CONTROLIC502LEVEL SHIFTSTB10CLK8DI9T LATS CLKS DATABOOSTDETQ501,502Q411Q414+5VRY301RELAYDRIVEQ30857IC307LINE AMPRV401VOLUMERV402BALANCELCWSLAPOWERSECTIONMUPDOWNV-A2SYSTEMCONTROLIC

32、103(1/2)V-B3V-E4V INH271621AUTO STOP23STEREO22TUNER MUTES DATAS CLKS LATDOAUTO STOPSTEREOTMUTE19S DATA18S CLOCK20S LATCH9D LATCH17T LATCHD LATT LAT52VOL +51VOL-3 5187VOLMOTORIC106UPDOWN6S MUTE49BASS BOOST41DIRECT PASSLED SWQ108LED SWQ143D136P RYBPOWERSECTION: PHONOSTR-DE525/V515 11 12 3-3. BLOCK DIA

33、GRAM POWER SECTIONRELAYDRIVEQ601LIMITERQ504145156123VEEVCCINMUT+VENF-VE13VCCPOWER AMP(L)IC601L+B-BLIMITERQ505BOOSTERQ506BOOSTERQ507CUR DETQ508PROTECTORQ509,510Q511LIMITERQ6049151211VEEIN+VENF-VE13VCCPOWER AMP(C/W)IC001C+B-BLIMITERQ605BOOSTERQ606BOOSTERQ607CUR DETQ608PROTECTORQ609,610Q611LIMITERQ704M

34、UTEQ691,692145156123VEEVCCINMUT+VENF-VE13VCCPOWER AMP(SL)IC701SL+B-BLIMITERQ705BOOSTERQ706BOOSTERQ707CUR DETQ7088RY602RELAYDRIVEQ546RY501RELAYDRIVEQ596RY502BAA+BOFFS155SPEAKERSRELAYDRIVEQ645RY601RELAYDRIVEQ749RY701RELAYDRIVEQ544RY503RELAYDRIVEQ901RY901J501CS(L)S(R)R CHR CHWIRELESSREARSPEAKERCNJ701SU

35、RROUNDSPEAKERWOOFERJ701PHONSTM701FRONTSPEAKERTM501R CHR CHPOWERCONTIC9015836DELAY+B SWQ902SWITCHQ747,748D801SWITCHQ614,618INV SWQ617SWITCHQ613,616SWITCHQ612,615PROTECTORQ547-549D806F2F1+5.6VF801F802D802-805+B-BIMPEDANCESELECTOR84S501T901E, EA, PX MODELEXCEPTE, EA, PX MODELEXCEPTE, EA, PX MODELAUS, M

36、Y, SP, CH MODELAUS, MY, SP, CH MODELEXCEPTAUS, MY, SP, CH MODELE, EA, PX MODELE, EA, PX MODEL120V0V100V120V0V120V240V220V120V240V220V120V240V220VF901F904F903JW902JW901D901-904CNJ901CNP901AC INLR:FM:CD (ANALOG)BMAINSECTION Signal Path RCH is omittedINW614VCC2+VE3-VE1+18VREGIC7023F803F8041-15VREG33+5V

37、REG1REGQ801IC809+24V-24V-30V3+15VREG1IC809IC8013+12VREG1IC4513+5VREG1IC450+15V+12V+5VIC803-5VCNJ901T902SYSTEM CONTROL/MODE CONTROLIC103(2/2)P RYAMAINSECTION8AC MUTE44FRONT RY47PROTECTOR50SP OFF43CENTER RY45MIX SUB RY42SUR RY48POWER RYSTOP39REMOTOCONTROLRECEIVERIC10126SIRCSQ105RESETQ10110RESETQ102X11

38、2X211X1014.19MHzKEY133FUNCTIONKEYUPS101S102-107S109-111,133KEY232FUNCTIONKEYDOWNS112S114-121S145-147DISPLAYS113KEY331FUNCTIONKEYLEFTS123S125-131,148RIGHTS124KEY430MUTINGD116FUNCTIONKEYS135-142S134SET UPS134S144POWERS151CURMODEPOWER56LED DRIVEQ103,104TONE60SURR61INDEX625.1 INPUT57DIRECT PASS5Q103,104

39、D135,111D115-113TUNER64VIDEO17D132,133MD/TAPE66PHONO63TV/DBS67D134,137,138CD65D13971 78.80 8810089FL101FL TIBUF2F1P1 17G1 1216JW925STR-DE525/V515 13 14 3-4. PRINTED WIRING BOARD AMP SECTION 1-669-428-11(11)1-669-429-11(11)1-669-443-11(11)16SP BOARDAMP BOARDH/P BOARD132321116712R587EBEEEEBBBBEBEBEBEB

40、EBEBEBEBEBCND803D547EBEBEBEBEBEBEBBEBEBEBEBEBE1513Q748EBEEBBEBEBEBEBEBEBEB14R546D6071133GHREAR AMP BOARDCNV712CNS802CNS801BDISPLAY BOARDCND101FREAR AMP BOARDCNV711DJCREAR AMPBOARDCNE713IINPUTBOARDCNE203INPUTBOARDCNE209ECONNECTOR BOARDCNP651AQ506Q507Q606Q607Q556Q557J701PHONESD801AUDIO OUT REARCENTERW

41、OOFERJ501WIRELESSREARSPEAKERCNJ701SURROUNDSPEAKERSTM701FRONTSPEAKERSTM501RLARBL151310(Page 29)(Page 21)(Page 26)DISPLAY BOARDCND103(Page 26)(Page 29)(Page 22)(Page 22)(Page 29)(Page 30)(Page 30)12ABCDEFGHIJ34567891011121314Ref. No.LocationD501I-6D502I-6D503I-6D504I-7D505F-4D506F-4D543D-4D545F-4D546I

42、-3D547H-11D548H-11D549H-11D551I-11D552I-11D553I-11D554I-12D555G-4D556F-4D601I-9D602I-9D603I-9D604I-9D605C-5D606C-6D607C-5D608F-12D647H-4D648I-4D649C-3D705D-3D706D-3D749B-2D801F-8D802G-10D803G-10D804G-10D805G-10D806F-11D807H-8IC702C-7IC809G-11 Semiconductor LocationRef. No.LocationQ504I-6Q506J-6Q507J

43、-6Q508I-8Q509F-5Q510F-4Q511F-4Q544C-6Q546F-11Q547H-12Q548H-12Q549H-11Q554I-11Q556J-11Q557J-12Q558I-12Q559G-5Q560F-5Q561F-5Q596F-11Q601F-11Q604I-9Q606J-8Q607J-10Q608I-10Q609C-6Q610C-6Q611C-6Q612I-4Q613H-4Q614H-34Q615I-4Q616H-4Q617H-4Q618H-4Q645C-5Q709C-3Q710C-3Q745C-4Q747C-6Q748C-6Q801H-8STR-DE525/V5

44、15 15 16 3-5. SCHEMATIC DIAGRAM AMP SECTION STR-DE525/V515 17 18 3-6. PRINTED WIRING BOARD VIDEO SECTION VIDEO BOARDSURR BOARDTINPUT BOARDCNS201INPUT BOARDCNS202UINPUT BOARDCNS206RQDISPLAY BOARDCNS1171-669-436-11(11)1-669-435-11(11)16AUDIOINAUDIOINAUDIO OUT VIDEOVIDEOINVIDEOINVIDEOINVIDEO OUT VIDEO

45、OUT VIDEOTV/DBS5.1/DVDINPUTMONITORRLRLRLJ301TV/DBSJ300J201J2031189163311115151630202510151516302025105152425484540303520101515181936302510458(Page 25)(Page 21)(Page 21)(Page 21)12ABCDEFGHIJ34567891011121314Ref. No.LocationD201C-9D212C-9IC201C-10IC202C-10IC300D-4IC400H-5IC401F-4IC403H-3IC404C-3IC407C

46、-3 SemiconductorLocationSTR-DE525/V515 19 20 3-7. SCHEMATIC DIAGRAM VIDEO SECTION STR-DE525/V515 21 22 3-8. PRINTED WIRING BOARD INPUT SECTION IAMP BOARDCN803LREAR AMPBOARDCNE711ESP BOARDCNE604AAMP BOARDCNS6511-669-441-11(11)1-669-429-11(11)16INPUT BOARDCONNECTOR BOARDBEBEBEBEBEBEBBEBEEBESDEBEBEBDS1

47、313133113114895814581458113458161421151421151421151111458315163020101316113113MVOLUME BOARDCNS402TSURR BOARDCNS401PDISPLAY BOARDCNS116USURR BOARDCNS402RSURRBOARDCNS406DISPLAYBOARDCND104TUNER INPUTTU901SINREC OUTTAPE/MDLRLRINPHONOCDINLRLRREAR5.1/DVDINPUITLRFRONTCENTERWOOFERLR(Page 17)(Page 17)(Page 2

48、5)(Page 29)(Page 14)(Page 29)(Page 13)(Page 13)(Page 17)(Page 25)12ABCDEFGHIJ345678910111213Ref. No.LocationD301G-9D401I-10D402H-12IC001F-9IC301G-7IC302E-4IC303F-4IC304H-10IC305H-9IC306G-12IC450D-13IC451D-11IC502G-13IC601E-9IC701E-7IC801D-11IC803D-12Q300H-10Q301H-10Q302H-8Q303G-7Q304G-8Q305G-8Q411H-

49、9Q414H-12Q501F-12Q502E-12Q551H-12Q552H-13Q691D-10Q692D-10Q3008G-8 SemiconductorLocationSTR-DE525/V515 23 24 3-9. SCHEMATIC DIAGRAM INPUT SECTION STR-DE525/V515 25 26 3-10.PRINTED WIRING BOARD DISPLAY SECTION NVOLBOARDCNP101OSP SWBOARDCNS104KSTAND BY(2)BOARDCNE951SPBOARDCND602JAMP BOARDCND805PSINPUT

50、BOARDCND201INPUTBOARDCNE203VIDEOBOARDCNS201F1-669-439-11(11)1-669-438-11(11)16SW BOARDDISPLAY BOARDSHIFTMUTINGVIDEOCD0987623451DIRECTTUNINGQ4141414141EBBE135159114EEEBBB1251020 2127303841 42C143117143BEBE100130406070315051808190102018TV/LDTUNERTAPE/MDGENREMODEMEMORYDISPLAYSURROUNDINDEXTUNINGPRESETTU