SAE-C3A-int-sm维修电路原理图.pdf

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1、I I I I I I I I l I I l l I l l l I l RECOMMENDED TEST HOOKUP TOTAL HARMON IC DISTORTION INTERMODU LATION DISTORTION ANALYZERfttvtist RIIA ATTUATON r-it r$jl Hecommended instruments: Sound Technology 17008, Hewiett-Packard 339A or. BPr 3000c SPCIFI(RTIONS C3A lntegrated Ampllller Power 8 Ohms 20Hz t

2、o 20kHz Total Harmonic Distortion lntermodulation Distortlon S/N_ Phono (|HF-A, ref. 10mV) -85d8 Aux (IHF-A) -97d8 Overload*phono l50mV Tuner, aux, tape 4V Frequency response-phono t0.25dB aux +0.25d8 Loudness compensation 100H2 +8dB (variable with level) lOkHz +4dB Product specifications are subjec

3、t to change without notice. SAE TWO carries a three year limited warranty. (U.S.A. onlY.) Sensitivity (rel. 50W) Phono - 2.5mV Tuner, Aux, Tape - 150mV Rec Output * 150mV Tone Controls 100H2 10kHz Low Filter * 30Hz Power Requirements: 120VAC 50-60H2 200 watts max. Net Weight * 20 lbs 9.1k9) Shipping

4、 Weight - 23 lbs (1O.akg) 50w 0.05% 0.05% +8dB tSdB -3d8 (SdB/octave) -2- RadioFans.CN 收音机爱 好者资料库 R337 0 R339 ADJUSTM ENT METFR RANGE 1, Connect an 8 ohm dummy resistor and a V.T.V.M. to the SPEAKEB terminals. 2. Connect an audio generator to the AUX input jacks, and then apply signals (1kHz approx.

5、 150mV). 3. Set the VOLUME control so that the V.T.V.M. indicates 5 W (6,32 vott). 4. Adiust carbon trimmers SV R303, 304 so thaf the powe. meters indicate 5 W. BLOCK PIAGTAN EO INPUT TAP AMP 5ELCTOR MONIToR VOLTMETE F BIAS CURRENT 1. Turn the VOLUME control to fully counrer+lockwise. 2. Connect a v

6、oltmeter as shown in Fig. S. 3. Adjust carbon trimmers SVR301, 302 so thar the vott- meter indicates 35mV. VO LTMETE R rtg. 5 MUTING BALANCE VOLUME v8 401 vR 402 LOU DNESS LOW FILTEB 44.3V Segulated +23.5V Regulaled -23.5V +45V -45V SPAK E F SE LECTO R I I I I l I I t PHONO IUNEH AUX TAPE 1 MONITOR

7、r$oNrTofi TAPE 1 REC TAPE 2 REC POW R POWE E METE N IAPE OUBB I NG IO OTHER CHANNEL -J- RadioFans.CN 收音机爱 好者资料库 QTY OR REF, NO,PART I,IO- OESCRIPTIOH c801 ,1 1 1 2 1 1 1 1 1 1 2 ,1 1 1 2 2 1 1 1 1 1 1 I 1 1 2 1 4 5 000 F EI II ti I I I I I I I I I t I I l I I I I I I C3A PAFTS t JST MISCELLANEOUS PA

8、RTS ECO-U 1A.I O3M D ESB-704r NPT-03 1 4S T-20704t_51 4 -5385 |.217,41 K 1258T-3 HLJ-0279-01 -020 PT46G114 s-t6,r60 ACC.OI 1 SR-3P.4 u B-0027 7L4P 8O 1 41,26404A N20379 N?0380 N30223 N4121 1 N41 210 N4 t 223 N30226 N34227 N30231 N414 1 1 N20382 N4 1 3BB N30224-BK N41 218 N4 1366 N4 1 239 N41 240 N4

9、t 268 Polyesler Film Cap. 0.01pF AC ONIOFF Switsh Fower Transtoimer Thermostat Meler Headphone Jack Speake Termi*al AC Outlet Lin6 Cord Slrai.l Reliel, Line Cord Ground Terminal lC Terminal Slfip Fronl Chassis Centr Chassis P.Trans. Mtg. Chassis Transislor Cover P.C. Board Mtg. Bkl. Phones Jack Mtg.

10、 Bkt. night Chassis EnC Lett Chassis End Bottorn Caver Sbicld Flate, V0LUME Meter Fr;mo Fiber M6ter Plate Wire, Meter Hcldinq Labr:1, Cautlon FeII. VOLUME Fell. Audio Control Felt. Lever Switch tdnotj GrJ(ie ir30242.2 ! Pushbrtirn: N41 281 I fronl FnnJ N?041 5 .ol CilCi N30?.r2.i F.9nl !inr!a* Ctsi

11、N41?1 ? N20388 ii t1 5dd Caf Lefl N4 I 233 Kftri1 t!uide - IJ3025?.1 gag ltr tlHb , Srde CiF, r ghl N41?3? Knob Guide N3Cr209-1 8K Knob f urd Knob 2l il30?53.3 N41 306 HadphoneJmk PDrhirutlon Hr-J.t?79O1-0?0 N41101 Cord Srlln fl*llet Line Cord sf13p4 ACC-01 1 Spraker Terfiinrl P1460-1 I 4 olY Of, RE

12、F. H0.PART NO.trESCFIPTION 1 1 1 2 N4 N4 N4 N4 329 391 JJI 392 Felt, Cabinet Label, Fuse Caution Label, Atlention Sfacer APFEANAICE PA*TS 1 .l 1 5 6 1 1 1 4 1 4 2 I 1 1 1 N20399 N20388 N30254-8K N41281 N41 23? N41 233 N41 307 N41 306 N4 r212 I _Ll N30252-1 N30252-3 N30242-3 N30209-1 BK Front Fanel R

13、eai Panel Cage Knob, Levr Swilch Pushbultcn Side Cap, fiiohl Side Cap. Left Knob 44. Voluma Knob 21. Audio Control Front window Foot Knob Guide. L.ever Swilch Knob Guide. Lever Switch Kft crb Guide. Pushbutlon Knob Guide, Prshlullon Knob Guide, Power PACKING MA?IRIAL N?0389 N20390 H41 321 N41338 N41

14、339 N41318 N40487 32-OO70 Pad. night Pad, Lett Pad, Top lnner Carton 0utar SlPeve Poly. Bag, Unit Poly. Bag, Accessory lnslruction Maa ual .*4- PREAMP BOARD (PA-1288) T T I I I I I I I I I I I I I I I I t FEF. llo PART NO, OESCRIPTION RESISTORS Rc15.416 R417.418 R419,420 P.421, 422 R423, 424 R425,42

15、6 R427. 4?g R429. 430 R431, 432 R433,434 R435, 436 fi437, 43S n439. 440 F442, 443, 444,445 BI h R. H- R. n R. R R B R F R R R R ;4J 130K Ohm ,J4J 2.2K Ohm /4J 10OK Ohm /4J 820K Ohm /4J 39K Ohm 14J 27QK Ahm rAJ 68K Ohm 14J 56K Ohm i4J 5.6K Ohm /4J 6.8i( Ohm /4J 1.2K Ohm /4J 82K ohm 14J 560 Ohm l4J 27

16、K Ohm ll4J 4.?K Ohro l/4J 680 Ohm Carbon. : st/b, 1/4 W Carbon, : 5oio, 114 W Carbon, : 5or/0, 114 W Carbon, : 5!6, 1i4 W Carbon, : 5o/0, 1,/4 W Carbon. t 5eh,1/4W Carbon. i 5%. 1/4 W Carbon. 1 5ok,1/4 W Carbon. l: 5o/o, 114 W Carbon, l 5%,114 W Carbon. i 5%, li4 W Carbon, I 5o/0, 1i4 N Carbon, t 5o

17、A, 1/4 W Carbon, 1 5o/o,1/4 W Carbon, q 590, 1/4 W Carbon, I 5olo. 1/4 W SEII,lICONDUCTORS rc401, 402HAI 457-02tc REF, NO.PART NO.DESCRIPTION CAPACITORS c405. 406 c407. 408 c409,410 c41 1 . 412 c413,414 c415,416 c417,418 c419. 420 c421, 422 c423,4?4 c425, 426 c427. 428 c4?9, 430. 431.432 ?5v 4.7pF (

18、M) FC50PF FC1 OOPF FC2OPF ?3V 4.7pF FC 1 5PF 50V 0,012pF (J) sOV 0.0a7pF (J) 50V 0.0033pr J) 50V 0.015pF (J) 25Y a.7pF (MJ 50V 0.1pF (J) ?5v 220pF Electrolytic, Low Leak Ceramic, i: 1oo,b, 25V Ceramic. -1: 109;, 25V Ceramic, 1 100i, 25V Electrolytic Ceramic, a 100to, 25V Mylar, ! 5% Mylar, : so,i) M

19、ylar. : 50,/o Mylar, : 5o/o Electrolytic, Low Leak Mylar, 1 5% Electrolytic CoNTROLS ir l: +t ltl itl -l!- clcr r iII ; 1 irl -* r*P* :I*cdr ;i I T=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 ,;I l,:n= I i iiTi * ff*i l;-friT Ii*, T ir,-v rr ft

20、. 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 * - T g r*-.*-*-*- .- / I , - tii i,/it ffl ., fil , I n* ,fJ 1, , Ill,- IJ-., : ttl rt I I I t,L l rli I r r rrrr latr lr$il LI iI r_srtrrir rtil rrtrT ttttr |,Srtt.t

21、l l I I I , , ,tit | _i=_. J w+l | # Ii I k: :*ri I -.-ir l#r! i.!,!,! ft| ,a*i-l!r,ll ro nun rrrrr l:; - | =tf *: I rl I I tt|r I |Lri ,l f 31,u J; -*; -q- 1:-f.;1 I | -=.r I ;:f ;tJ4 * I i1*1 | #il a if 1ln lri ll t. _- _, lt i | Jjl l EQUALIZER BOARD (FOrL SrDE) e$i -+- , ,tta troa r,l*-* * z -*

22、-* -8- I I t0uruztr r0rRD r- - - (EQ-r27) (YR-127A) PREAilP 80ABD pt-t 2S8) -r t-l IToir ral rtttl t!ll (l) I rrfl I ilrlrI f.Tl I ffrrt lttl.t L-tt3 IITN l-tlt tltl.r. l- I 11 L_ lTlTlTltt at ttt ffTf-rr ll att sf llct tarrt ttt-r23A) rg_ryg_Psi tr*r- r * t rr-*-r-ril T I tn r llr! t- t2 i t_H_ilr/

23、t_ tt1 ,lt I Rrl ltr !ltltr lart s1r 5 rrn flFr n l.rr rctt2 tllt?-1, !r l:3.3 l5r r 0!- -t Rt: ral I il0rclT0 80tRD ( il.- l2SA) I I I Rri! I -., I -, I 201 !0r I t! ltloss ti lort i +t I.Cr - _l - -t Lq +1 + -l LCt . lcr : fl. (1) Al! volta8c readinSs were dade Ede! ho 6!g!al cmdlilons sd may Yaly

24、 rith a signal 8p!1ted. (2) DC voltage nerculeoent *er tek.n eith a htgh ispedece ioput eolt- 6eter flom the Point lddicated to the chassis ground Voltages day vdy : zot (l) th bold lin. lndicstes the curlency of 6i.8n41. (4) unfesg otherwi6e gPecilled !e6i.6tors ate 1/ vall ed caPacltors in PF rtfn

25、iu Jdbol indicate6 Sround t!r lilllt I tt tttl aa tlc lal M t tt tttltttt IEFI l:tHl IJLI t- il t;r lJkt ti*t lrrl lo 1F ol l4l-.1 Stut ll I : J o, - : .tf ; IL I I . t2 rr :. itttit ir rr tt I ltltt I -l .torlat I= I ,rrtl I L : I J r#r IIEI IJ l f :; -ettttlt ? IL : .tIttt0 I j F-q lscl l.l + I oo

26、 ilr I I I I I I I I I I I L- rr . -J L- rl . -.J ltt t I Itl I t- alt !rrr ,l .r rn EC ilp, iLili ;-: tr 0tl lJta -tl- lr ilt I Jrl i, -( .t: i; ) L, / t)n Itrl R 1!. rr? : tllllt lt: rltrll : tttatt tta ilr() i llltll llr (lr : rttttlt rSrrtl r lSllltt a,ll) : lStttat lrrlr : ltt ttr l rll , rr,tj

27、, (t)(rr : ltttrt rl,) trtr ilt ttt I lat a llr !tt I lll - tll llr tlI I ltr. :tt. l. ila I ltl tlt It I llt a rrl tla lIl. It f-ll.|-_.1r-r.|-.-l oooooo oo -utf t t1+5- =fffi, ill.Lr.Tl lllFltl IL-;-= T -rt_ .l | LaJ, I o 10%. 1i2 W Carbon. ji 50,6, l,4 W Melal Filrn, :i: 50.6. 2 W Thermisior CAPA

28、CITORS c201. 2Q2 c203 c204, 205 c246,207 c208, 209 c212 c214 c301, 30? c303, 304 c305, 306 c307.308 c309.310 c311.312 c315,316 c317,318.319, c321.322. 3?3. c325. 326 c329 c330. 331 c332,333 c334. 335 320 324 500V 0.01rF MC 0.047!F 50TW 8200pF 50TW 220!F 35TW 220!F SC 0.04rF 50TW 47gF 101W 47pF 25rVl

29、 4.7pF 25IVt 47pF FC 100r;F 1 6TW a7!F 50TW aTpF FC 25PyF FC 3PyF 50V 0 0a7pF (M) FC 1 00FpF 50V 0 1pF (M) 50V 0.022/rF M) 16Tw 10QsF 1OTw t00pF 50TW lpF 16TW l0sF Ceramic, : 80olo. 500V Ceramic, i Booi, 25V Electrolylic El ectr ol yl ic Elclrolytic Ceramic, : 809b. 50V Electrolytic Electrolytic Ele

30、clroiytic. Low Leak Elecirolylrc Ceramic. i 10%, 25V Eleclrolytic El eclrolytic Ceramic, a 1006, 25V Ceramic, .1 0.5PF, 25V Mylar, J 200./o, 50V Ceramic. i l0o.io, 25v Mylar, l: 200./o. 50V Mylar, :i: 209b. 50V Electrolytic Electrolytic Electro lyl ic Electrolytic SEMICONDUCTORS o301,302 0303. 304.

31、305. 306 0307, 308 0309. 31 0 0311.3r2 0313,314 Q31 5. 316 0317.3r8 0319,320 o32 1 Q322 0201 202.203,204 25D5S2ANC (O) or R) 258621ANC (O) or R) 254798 (F) or (G) 25D667A (C) or (D) 258647A (C) or (D) 25C1685 (O) or (R) 25D667A (C) or (D) 2586474 (C) or (D) 25D5B8 iO) or iR) 258618 (O) or (R) 23D592

32、ANC (0) o. (R) 254722 (S) or T) 25C1685 (O) or R) E F DO3.O2J Transistor Transistor Transi stor Transistor Transistor Tra ns i sto r Transistor Tra ns i stor Transislor T ransislo r Transistor Tra nsistor T ra ns islor Diode Silicon POWER AMP 0. l;4 W Carbon. : 5o/0, 1./4 W Carbofl. a 5olo, 1./4 W C

33、arbon. * 5a/0, 1/4 N Ca.bon, .! 5o/0, 1/4 W Carbon. i 5o/c. 1,?4 W Carbon, I 50,/0. 1,/4 W CAPACITOHS c210.211 c501, 50? c503, 504 c505, s06 c507, 508 c509,510 c5r1,512 c513.514 c515.516 c517.518 c519, 520, 5?1, 522 25TW 220uF 25TW 4.7pF (M) FC50PF FC1 OOPF 16TW 47pF fC?OPF 50V 0.0068!F (J) sOV 0.00

34、18pF (J) FC68PF 25TW 4.7lrF (M) 257W 22OpF Electrolytic Electrolytic. Low Leak Ceramic. J 100,6. 25V Ceramic. :l loorb. 25V Eleclrolytic Ceramic, r 1090. 25V Mylar. :.-: 5o/0. 50V Mylar. 5o/0, 50V Ceramic. : 1006, 25V Eleclrolytic, Low Leak Electrolylic SEMICONDUCTORS 0208, 209 tc501. 502 EOA01-18F1

35、 HA1 457-02 Zner Diode tc CONTROLS & SWITCHES s1 1 sl2 s13 sw4435013 sw4435012 sw4435011 Lever Switch (OUBBING) Lever Switch (MONIIOR) Lever Swrtch MODE) C3A PARTS LIST *11* I I I l REF. NO.PART NO. DESCRlPTON D205 4206.207 D21 0 D301. 302 D303. 304 D305, 306, 307. 308 0309, 310, 311, 312 D31 3 G P-

36、08 B EOA01 -24R1 G P.O8B EOAo1- 15R.1 MA.26W G P-OB 8 1S188FM cP-088 Diode Sihcon Zener Diode Oiode Silicon Zener Diode Srlicon Variable Resislor Oiod Diode Silicon Orode Ge.rmaniLint Drode Silicon corLs 1301. 302 1 0400 1Coil, 2.2 MH CONTHOLS & SWITCHES svH301.302, 303, 304 ESA-273 esA-234 1 3 ESA.

37、2O433B tB) 0hm500 Carbon Trimmer 8l Speaker Swileh Conlrol Unit, Speaker Switch Wire Unit, Speake. Switch OTY HARDWARE & MISC. | A 2 2 (F243,2A4J 4 8 1 1 F F L264- D024-04A1-01 s-N5051 No. 37 61x30(54) MP.sO 420 N30225 N41 2S0 Felay Fuse Clip Heat Sink, Drive Tslr. Fuse, UL M ica lnsulalor Heat Sink, Power Tslr 14 Pin Jack