SAE-C3A-int-sm 维修电路原理图.pdf

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1、IIIIIIIIlIIllIlllIlRECOMMENDED TEST HOOKUPTOTAL HARMON IC DISTORTIONINTERMODU LATION DISTORTIONANALYZERfttvtistRIIAATTUATONr-itr$jlHecommended instruments: Sound Technology 17008,Hewiett-Packard 339A or.BPr 3000cSPCIFI(RTIONSC3A lntegrated AmpllllerPower 8 Ohms20Hz to 20kHzTotal Harmonic Distortionl

2、ntermodulation DistortlonS/N_Phono (|HF-A, ref. 10mV) -85d8Aux (IHF-A) -97d8Overload*phono l50mVTuner, aux, tape 4VFrequency response-phono t0.25dBaux +0.25d8Loudness compensation 100H2 +8dB(variable with level) lOkHz +4dBProduct specifications are subject to changewithout notice. SAE TWO carries a

3、three yearlimited warranty. (U.S.A. onlY.)Sensitivity (rel. 50W)Phono - 2.5mVTuner, Aux, Tape - 150mVRec Output *150mVTone Controls100H210kHzLow Filter *30HzPower Requirements:120VAC 50-60H2 200 watts max.Net Weight * 20 lbs 9.1k9)Shipping Weight - 23 lbs (1O.akg)50w0.05%0.05%+8dBtSdB-3d8(SdB/octave

4、)-2-RadioFans.CN 收音机爱好者资料库R337 0 R339ADJUSTM ENTMETFR RANGE1, Connect an 8 ohm dummy resistor and a V.T.V.M. tothe SPEAKEB terminals.2. Connect an audio generator to the AUX input jacks, andthen apply signals (1kHz approx. 150mV).3. Set the VOLUME control so that the V.T.V.M. indicates5 W (6,32 vot

5、t).4. Adiust carbon trimmers SV R303, 304 so thaf the powe.meters indicate 5 W.BLOCK PIAGTANEO INPUT TAPAMP 5ELCTOR MONIToRVOLTMETE FBIAS CURRENT1. Turn the VOLUME control to fully counrer+lockwise.2. Connect a voltmeter as shown in Fig. S.3. Adjust carbon trimmers SVR301, 302 so thar the vott-meter

6、 indicates 35mV.VO LTMETE Rrtg. 5MUTING BALANCE VOLUMEv8 401 vR 402LOU DNESSLOWFILTEB44.3VSegulated +23.5VRegulaled -23.5V+45V-45VSPAK E FSE LECTO RIIIIlIItPHONOIUNEHAUXTAPE 1MONITORr$oNrTofiTAPE 1RECTAPE 2RECPOW RPOWE EMETE NIAPEOUBB I NGIO OTHERCHANNEL-J-RadioFans.CN 收音机爱好者资料库QTY OR REF, NO,PART

7、I,IO-OESCRIPTIOHc801,11121111112,11122111111I112145000FEIIItiIIIIIIIIItIIlIIIIIIC3A PAFTS t JSTMISCELLANEOUS PARTSECO-U 1A.I O3M DESB-704rNPT-03 1 4ST-20704t_51 4 -5385|.217,41K 1258T-3HLJ-0279-01 -020PT46G114s-t6,r60ACC.OI 1SR-3P.4u B-00277L4P8O 1 41,26404AN20379N?0380N30223N4121 1N41 210N4 t 223N3

8、0226N34227N30231N414 1 1N20382N4 1 3BBN30224-BKN41 218N4 1366N4 1 239N41 240N4 t 268Polyesler Film Cap. 0.01pFAC ONIOFF SwitshFower TranstoimerThermostatMelerHeadphone JackSpeake Termi*alAC OutletLin6 CordSlrai.l Reliel, Line CordGround TerminallC Terminal SlfipFronl ChassisCentr ChassisP.Trans. Mtg

9、. ChassisTransislor CoverP.C. Board Mtg. Bkl.Phones Jack Mtg. Bkt.night Chassis EnCLett Chassis EndBottorn CaverSbicld Flate, V0LUMEMeter Fr;moFiberM6ter PlateWire, Meter HcldinqLabr:1, CautlonFeII. VOLUMEFell. Audio ControlFelt. Lever Switchtdnotj GrJ(ieir30242.2!Pushbrtirn:N41 281 Ifronl FnnJN?041

10、 5.ol CilCiN30?.r2.iF.9nl !inr!a* CtsiN41?1 ? N20388iit15dd CafLeflN4 I 233Kftri1 t!uide -IJ3025?.1gagltrtlHb, Srde CiF,r ghlN41?3? Knob GuideN3Cr209-1 8KKnob f urd Knob 2lil30?53.3 N41 306HadphoneJmk PDrhirutlonHr-J.t?79O1-0?0 N41101Cord Srlln fl*llet Line Cordsf13p4 ACC-01 1Spraker TerfiinrlP1460-

11、1 I 4olY Of, REF. H0.PART NO.trESCFIPTION1112N4N4N4N4329391JJI392Felt, CabinetLabel, Fuse CautionLabel, AtlentionSfacerAPFEANAICE PA*TS1.l1561114142I111N20399N20388N30254-8KN41281N41 23?N41 233N41 307N41 306N4 r212I _LlN30252-1N30252-3N30242-3N30209-1 BKFront FanelReai PanelCageKnob, Levr SwilchPush

12、bultcnSide Cap, fiiohlSide Cap. LeftKnob 44. VolumaKnob 21. Audio ControlFront windowFootKnob Guide. L.ever SwilchKnob Guide. Lever SwitchKft crb Guide. PushbutlonKnob Guide, PrshlullonKnob Guide, PowerPACKING MA?IRIALN?0389N20390H41 321N41338N41339N41318N4048732-OO70Pad. nightPad, LettPad, Toplnner

13、 Carton0utar SlPevePoly. Bag, UnitPoly. Bag, Accessorylnslruction Maa ual.*4-PREAMP BOARD (PA-1288)TTIIIIIIIIIIIIIIIItFEF. lloPART NO,OESCRIPTIONRESISTORSRc15.416R417.418R419,420P.421, 422R423, 424R425,426R427. 4?gR429. 430R431, 432R433,434R435, 436fi437, 43Sn439. 440F442, 443, 444,445BIhR.H-R.nR.RR

14、BRFRRRR;4J 130K Ohm,J4J 2.2K Ohm/4J 10OK Ohm/4J 820K Ohm/4J 39K Ohm14J 27QK AhmrAJ 68K Ohm14J 56K Ohmi4J 5.6K Ohm/4J 6.8i( Ohm/4J 1.2K Ohm/4J 82K ohm14J 560 Ohml4J 27K Ohmll4J 4.?K Ohrol/4J 680 OhmCarbon. : st/b, 1/4 WCarbon, : 5oio, 114 WCarbon, : 5or/0, 114 WCarbon, : 5!6, 1i4 WCarbon, : 5o/0, 1,/

15、4 WCarbon. t 5eh,1/4WCarbon. i 5%. 1/4 WCarbon. 1 5ok,1/4 WCarbon. l: 5o/o, 114 WCarbon, l 5%,114 WCarbon. i 5%, li4 WCarbon, I 5o/0, 1i4 NCarbon, t 5oA, 1/4 WCarbon, 1 5o/o,1/4 WCarbon, q 590, 1/4 WCarbon, I 5olo. 1/4 WSEII,lICONDUCTORSrc401, 402HAI 457-02tcREF, NO.PART NO.DESCRIPTIONCAPACITORSc405

16、. 406c407. 408c409,410c41 1 . 412c413,414c415,416c417,418c419. 420c421, 422c423,4?4c425, 426c427. 428c4?9, 430. 431.432?5v 4.7pF (M)FC50PFFC1 OOPFFC2OPF?3V 4.7pFFC 1 5PF50V 0,012pF (J)sOV 0.0a7pF (J)50V 0.0033pr J)50V 0.015pF (J)25Y a.7pF (MJ50V 0.1pF (J)?5v 220pFElectrolytic, Low LeakCeramic, i: 1o

17、o,b, 25VCeramic. -1: 109;, 25VCeramic, 1 100i, 25VElectrolyticCeramic, a 100to, 25VMylar, ! 5%Mylar, : so,i)Mylar. : 50,/oMylar, : 5o/oElectrolytic, Low LeakMylar, 1 5%ElectrolyticCoNTROLS & SWlrClrESs4, 5VB4O1vR403, 404sw422501 1EWK-G4A323375EWt(-G4A323C 15Lever Switch (1.F. TONE)Potentaometer BAL.

18、), 100K OhmPotentiometer (BASS,TREALEI 10O K Ohms/rTcH FoARD (FSW-129A)BEF, NO.PART NO.DESCEIPTIONRESISTORSR401.402,403,404R405. 406R407.4088409, 41 08446, 447. 448R1/4J 560 OhmRl,/4J 4.7K OhmR1/4J 39K OhmR1l4J 12K OhmR114J 10K OhmCarbon. r 5%, 1/4 WCarbon. i 506, 1/4 wCarbon. : 506, . 4 wCarbon. :

19、sak, 1/4 WCarbon. :5%, 1/4 WOTY OH REF. NO.PART NO.DESCRIPTIONCAPACITORSc40 l, 402c403, 404FC33OPF50V 0.047AF h4)Ceramic, 3: 100/0, 25VMylar, 1 ZQ/o.SAYCONTROLS & SWITCHESs6, 7, 8, 9, 10sw1501010Push Switch AssyHARDWARE & MISC.(oTY . . 1)1 7 1 8?5-06Micro Plug 6-PinvoLUME CONTROL BOARD (VR-127A)8EF.

20、 ilO.PART NO-oEsctrPTroNVR4O2wc-5JAP30 B15Potenliometor (VOtUME),25OK OhmtNDtcATOR BOARD FL-129AOTY OR REF, NOPAflT NO.DESCfiIPTIOND301. 902,904, 90s(OTY . , .903,1)GL.9PR2MC06-012L.E.D.Micro Connector Assy. 6-hole-5*C3A PARTS LISTPREAMP BOARD(FOtL StDE)SIYITCH BOARD(FOIL SIDEVOLUilE CONTROL BOARDIH

21、DICATOR BOARD(FOIL SIDE(FOrt srDE)*6*ltorrfrl!-l nrtaii-lIIPOIVER AMP &BOARD(FOIL SIDEPOWER SUPFLYT*,rtlIttl; ir l:+tltlitl-l!-clcrr iII ; 1 irl -* r*P* :I*cdr ;i IT=r ff.ftffk t, IJTJJ.H-.nr:+1 :n.t= *-trr rim-i gffi r*:ro-f-1-:l.i- T:mq: .-ffir ll11 ss.m t*ffi t ,;Il,:n= I i iiTi * ff*i l;-friT Ii

22、*, T ir,-v rr ft. t I:,. .3 r_ *3._ f,t, *4|, L, _1l;-1_-.rJ- i l t, r f ;i il rt:t=ir rfl5ir :,trj i,ryT U i-t:-i , i*nN s i E ,oi,r i, i lr tJ -i * -Tgr*-.*-*-*- .- / I , -tii i,/itffl ., fil , I n* ,fJ 1, , Ill,- IJ-., :ttl rt II I t,L lrliI r r rrrrlatr lr$il LI iI r_srtrrir rtilrrtrT ttttr |,Sr

24、- - -(EQ-r27)(YR-127A) PREAilP 80ABD pt-t 2S8)-r t-lIToir ralrtttlt!ll (l)Irrfl IilrlrIf.Tl Iffrrtlttl.tL-tt3IITNl-tlttltl.r.l- I 11L_lTlTlTlttat tttffTf-rrll attsf llcttarrtttt-r23A)rg_ryg_Psitr*r- r * t rr-*-r-rilTItnr llr! t- t2i t_H_ilr/t_tt1 ,lt I Rrl ltr!ltltr lart s1r5 rrnflFr n l.rrrctt2tllt

25、?-1,!r l:3.3 l5r r0!-tRt: ralIil0rclT0 80tRD ( il.- l2SA)IIIRri!I -.,I -,I 201 !0r I t! ltloss ti lort i+tI.Cr- _l- -tLq+1+ -lLCt. lcr :fl.(1) Al! volta8c readinSs were dadeEde! ho 6!g!al cmdlilons sdmay Yaly rith a signal 8p!1ted.(2) DC voltage nerculeoent *er tek.neith a htgh ispedece ioput eolt-6

26、eter flom the Point lddicated tothe chassis ground Voltages dayvdy : zot(l) th bold lin. lndicstes the curlencyof 6i.8n41.(4) unfesg otherwi6e gPecilled !e6i.6torsate 1/ vall ed caPacltors in PF rtfniu Jdbol indicate6 Sroundt!r lillltI tt tttlaa tlc lalM t tt tttlttttIEFIl:tHlIJLIt-ilt;rlJktti*tlrrl

27、lo 1F oll4l-.1StutllI:Jo, -:.tf ;ILII. t2 rr:. itttitir rrttI ltltt I-l .torlat I=I ,rrtl IL:IJr#rIIEIIJl f:;-ettttlt ?IL: .tIttt0IjF-qlscll.l+I ooilrIIIIIIIIIIIL- rr . -J L- rl . -.Jltt t I ItlI t- alt!rrr ,l.r rnECilp,iLili;-:tr 0tllJta-tl-lr iltI Jrli, -(.t:i;) L,/ t)nItrlR 1!. rr?: tllllt lt: rl

28、trll: tttatt tta ilr()i llltll llr (lr: rttttlt rSrrtlr lSllltt a,ll): lStttat lrrlr: ltt ttr l rll, rr,tj, (t)(rr: ltttrt rl,)trtr ilt tttI lata llr !ttI lll - tll llr tlII ltr. :tt. l. ilaI ltl tlt ItI llta rrl tlalIl. Itf-ll.|-_.1r-r.|-.-loooooooo-utf t t1+5-=fffi,ill.Lr.TllllFltlIL-;-=T -rt_ .l|

29、 LaJ,I o&?to.nl:ll:lt-tt-tl:lIlrpPtY (Hr.t2St)REF. NO.PART NO.DESCRIPTIONRESISTORSF-201.202H203,204R301 302F303,304R305,306F307.308.309.3r0R31r,312F313.314F315,3r6R317.318R319,320R321 322R323,324R325,326F327 328R329.330R33t. 332R333. 334, 335, 336R337, 338, 339, 340R341, 3!2. 343.344R345.346R349.350

30、R35 1R3 52R353R354R355fr360.361R801. 802TH301. 302Rr/2K ?70 OhmR1l4J 1 5K OlrmR114J 2,2K OhrnF1/4J d7K OhmR1,4J I2K OhnrR r 14J 1.5K Ohm81,4J ?.2K OhmR1l4J 100 OhmFl1r4J 4.7K OhmR1i4J 47K OhmFr1l4J 180 OhmR1/4J 470 OhmR1l4J 47K OhmF1l4J 3.9K OhmR1/4J 1.2K OhrnR1r4J 150 OhmR1/4J 10o OhmR1/2K 150 OhmF

31、5K 0.33 0hmRZJ 10 ()hmRr,4J 4.7K OhmR1,4J 100K ohmR1/4J 10K OhmR1,/4J 100K ohmR1l2K 150 OhmR1,4J 68K OhmR1.rzK 390 OhmR1/4J 680 OhmR2J 270 OhmSDT.1 OOCarbon. | 100,i. 1r? WCarbon, ,: 59b, 1/4 WCarbon. .: sqb. 1/4 WCarbon. : 506, 1,4 WCarbon, a 5o,/0. 1.r4 WCarbon. a 50,0, 1,4 wCarbon. r 590 1/4 WCar

32、bon.: 5oro. 1,/4 WCarbon. : Sola, 1/4 NCarbon. 1 5o/0. ll4 WCarbon, : 5olo. 114 WCarbon. : 5olo. 1,/4 WCarbon, I stli, 1./4 WCarbon, : 59i:. l,?4 WCarbron. :. So/t. 1i 4 WCarbon. a 5a/t. 1/4 WCarbon, : 50,/0, 1.r4 WCarbon, :,: 10oio, 1./2 WWire-wound. :10%,5WMelai Film : so/b, 2 WCarbon. :1 5Ci, 1/4

33、 WCarbon. : 5o/0. 1/4 W Carbon. ri: 5o/0, 1i 4 WCarbon, : 1o/a, 1i4 WCarbon, : 10!i, 112 WCarbon. : soil, 1,/4 WCartlon. :i; 10%. 1i2 WCarbon. ji 50,6, l,4 WMelal Filrn, :i: 50.6. 2 WThermisiorCAPACITORSc201. 2Q2c203c204, 205c246,207c208, 209c212c214c301, 30?c303, 304c305, 306c307.308c309.310c311.31

34、2c315,316c317,318.319,c321.322. 3?3.c325. 326c329c330. 331c332,333c334. 335320324500V 0.01rFMC 0.047!F50TW 8200pF50TW 220!F35TW 220!FSC 0.04rF50TW 47gF101W 47pF25rVl 4.7pF25IVt 47pFFC 100r;F1 6TW a7!F50TW aTpFFC 25PyFFC 3PyF50V 0 0a7pF (M)FC 1 00FpF50V 0 1pF (M)50V 0.022/rF M)16Tw 10QsF1OTw t00pF50T

35、W lpF16TW l0sFCeramic, : 80olo. 500VCeramic, i Booi, 25VElectrolylicEl ectr ol yl icElclrolyticCeramic, : 809b. 50VElectrolyticElectrolyticEleclroiytic. Low LeakElecirolylrcCeramic. i 10%, 25VEleclrolyticEl eclrolyticCeramic, a 1006, 25VCeramic, .1 0.5PF, 25VMylar, J 200./o, 50VCeramic. i l0o.io, 25

36、vMylar, l: 200./o. 50VMylar, :i: 209b. 50VElectrolyticElectrolyticElectro lyl icElectrolyticSEMICONDUCTORSo301,3020303. 304. 305. 3060307, 3080309. 31 00311.3r20313,314Q31 5. 3160317.3r80319,320o32 1Q3220201 202.203,20425D5S2ANC (O) or R)258621ANC (O) or R)254798 (F) or (G)25D667A (C) or (D)258647A

37、(C) or (D)25C1685 (O) or (R)25D667A (C) or (D)2586474 (C) or (D)25D5B8 iO) or iR)258618 (O) or (R)23D592ANC (0) o. (R)254722 (S) or T)25C1685 (O) or R)E F DO3.O2JTransistorTransistorTransi storTransistorTransistorTra ns i sto rTransistorTra ns i storTransislorT ransislo rTransistorTra nsistorT ra ns

38、 islorDiode SiliconPOWER AMP& POWER SUPPLY BOARD (MA-129A)TTIII:IiIlIIIIIIEQUALIZEH BOARD (EO-127)REF, NO.PART NO.DESCRIPTIONRESlSTORSR205, 206R501, 502R503, 504R505, 506R507. 508R509,510F511,512R513. sr 4R515.516R5 1 7, 51 8, 51 9. 520R1/4J 470 OhmR1/4J 100K OhmR1l4J 2.2K OhmFt1/4J 100K OhmRl/4J 82

39、0 OhmR1/4J 470K OhmBi,.4J 39K OhmR1l4J 560 OhmR1/4J 100K OhmR1/4J 680 OhmCarbon, I 5olo, 1/4 WCarbon. i ok, 1 4 wCarbon, : Sori,. 1/4 WCalbon. : 56;0. l;4 WCarbon. : 5o/0, 1./4 WCarbofl. a 5olo, 1./4 WCarbon. * 5a/0, 1/4 NCa.bon, .! 5o/0, 1/4 WCarbon. i 5o/c. 1,?4 WCarbon, I 50,/0. 1,/4 WCAPACITOHSc

40、210.211c501, 50?c503, 504c505, s06c507, 508c509,510c5r1,512c513.514c515.516c517.518c519, 520, 5?1, 52225TW 220uF25TW 4.7pF (M)FC50PFFC1 OOPF16TW 47pFfC?OPF50V 0.0068!F (J)sOV 0.0018pF (J)FC68PF25TW 4.7lrF (M)257W 22OpFElectrolyticElectrolytic. Low LeakCeramic. J 100,6. 25VCeramic. :l loorb. 25VElecl

41、rolyticCeramic, r 1090. 25VMylar. :.-: 5o/0. 50VMylar. 5o/0, 50VCeramic. : 1006, 25VEleclrolytic, Low LeakElectrolylicSEMICONDUCTORS0208, 209tc501. 502EOA01-18F1HA1 457-02Zner DiodetcCONTROLS & SWITCHESs1 1sl2s13sw4435013sw4435012sw4435011Lever Switch (OUBBING)Lever Switch (MONIIOR)Lever Swrtch MODE

42、)C3A PARTS LIST*11*IIIlREF. NO.PART NO.DESCRlPTOND2054206.207D21 0D301. 302D303. 304D305, 306, 307. 3080309, 310, 311, 312D31 3G P-08 BEOA01 -24R1G P.O8BEOAo1- 15R.1MA.26WG P-OB 81S188FMcP-088Diode SihconZener DiodeOiode SiliconZener DiodeSrlicon Variable Resislor OiodDiode SiliconOrode Ge.rmaniLint

43、Drode SiliconcorLs1301. 3021 0400 1Coil, 2.2 MHCONTHOLS & SWITCHESsvH301.302,303, 304ESA-273esA-234 1 3ESA.2O433BtB)0hm500Carbon Trimmer 8lSpeaker SwilehConlrol Unit, Speaker SwitchWire Unit, Speake. SwitchOTY HARDWARE & MISC.|A22 (F243,2A4J4811F F L264- D024-04A1-01s-N5051No. 3761x30(54)MP.sO420N30225N41 2S0FelayFuse ClipHeat Sink, Drive Tslr.Fuse, ULM icalnsulalorHeat Sink, Power Tslr14 Pin Jack