Pioneer-SA8500-int-sch 维修电路原理图.pdf

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(W)o!aD3&STV- 4H)ad)E.Lt 2.2,uH 12O!9&CDI)IE-OICO5c-)o_O:9rt)an,da)fa.Reg l0 ( lW)Cre Re s0,041 t0(l!/)- 4+v4.1( tw )66t-(,(c1-4.4v hbko._t-$c-c;-45V Dr,DzlS2413xzDo Ds.-DB lSlEOS t+o_c-pc)Fr.r tOO 05( - 3?. 5v)Czo Rss0,0+1 1o ( lw)Rrs68K;.9dRzs100 0s(o|; Oc!c!CaIOP=.SOu-)+1(twlrrlI)OIC-lt_is,: ;go-:3;J:RR+lg( 1vv )Lz ?.tt1Rr+ 2.2Kf25=+I (35V)K.cot-Oocv(J(JRn 3.6Kaf- SOURCE -* 2.S+ : 14 UTIN G0rr _ 20d D55 : LOUDNESSQFF .* 0NSs t UOOE8A - 9rA1II2.34SlS6SsLOW FILTEROFF + 0NHIGH FILTEROFF - 0NSPEA K ER S1 , O F FABA + BTONEOFF + 0NPOWEROFF - 0NRELAYSro .S u ISrz ;5 2 :1,2.34.5.REVERSESTEREOL + RLR2.3.4.PhONOPHON OTUNERlTfriVl tr-rAUX3sfAUX(R)TUNER1 rR)2 ltf,C)(0+Crol0P!-sfod+9 24V-t?v i.(.9rll)(I&KR!n.LaTY;C-JoCr rob/o i,E3fsl1IVR: VOLUMEV Rz : BALANCE5P CONNErcToR Ass7 AWX- 062JF-uzs 330P35v-45V- 45VI (35V)VRtn :lfrt:z.n57 ?Ii J35V-$oS c a-lRECTAPE 1P B( L )RECTAPE 2P BP BTAPE 2REC(R)P BTAPE 1RECRs+ 6.8KSspswrrcH ct RCurr Ass) Aws -o 83 /zNOTESFl SIGNAL V0LTAGE NECESSARv FOR 0BIAIN|NG 60W x2l8,f)V : OC VOLTAGE AT NO INPUT SIGNALRESISTORSlN oHM, 1/4w,!g016 ToLERANCE uNLESS oTHERWISE NoTED. KCAPA CITO R SI N/IF UNLESS OTHERWISE NOTEDc!Gd.:=l.r-,(.Ssu:(D6tl)E.G.R+rCDOd,NOco5d()GI,q45: K Q , , M : M OSiATE|SOOcNE0UALIZER AflP ASS7 AwF- Ot6o, ,02 2SA?25 x2Rrr30Kr Rrc560tl=tt0.5v0g0s 2SCl313 x+8lKVR: V0LUMEV Rz : BALANCEVReaV Rzn25O|(_HBQr,0zirCs 100/19.JCD(oIIIIL- -Rr 3.3K9 24V-l?vB i+Cr rob/ro LnECs 0.00+lCro0.002TRs 39KPHOruO 2FilTltrrPH ONO 1f2sTtsES,-TzFPr-t0NO 1(R)PHONO 2TUN ERlTfrlMl tr-rAUXs5fAUX(R)TUNER!6) r1 c)Ifxt *3f8lI15PCONN ErZT57 l 6L:cToR Ass7 Awx- 062-+oRECTAPE 1P B( L )RECTAPE 2P BVRtn ;:i J-tOd(YGIOIKdCD6atr,&9:6d.,iCrcsiooP Crs 1500PR,r5-1K OsSVRrr33KCn 3.3/zScs iopac*tI(-V)qOt o=()Vzs,DQGC5 33Po:!rt-,E.a,.-f2.2KcocoIEY,(9 +t_C2rO9-od.Lo-c2)o)YOtr-qoCE-Rs 5.1KCK5l00P C16 1500PBl+l Rzt 1loKRu30K 560K1 - - lO9&Yco6slE.S c aRs+ 6.bKcoNTRoL AMP Ass/ AWo-034t-IIQr,0z 2SA?25z=rit.0.55V Cro 15 P fQ: -Qs 2SCl312*oCs 100/19Reo 2.2K2+URsr lK-?4vRsr 2.2KRer 2.2K+Sro-aRz?:2KRr2.2Ko-C_fttt)r tI L!Cr rob/o24Y J3ISUB TONERro DASS(50H2) Rzz C2slo/15conl.5V*91,MAIN TONE ;R$36K BASSil00Hz) C42 t0715 Es Ig +q/zsl .l-6)Rz+2oK Fg R252oKR+zl2K ()C2sl2 Pc44t2 P4:t/3s05-+lv_wvtr_A/J ?TREDLE (lOKHz) E.o2 ot, f pLO lC.*li+,CJ-)TREBLE (20KH z)O1qcro_(o,tJ) t+(,:.OCtC-/NER+l2KYOc-laEO5OY=J-+tt)Ec_oSoc:Ilr,OOO-oOo:c-fO14Oc?a)(-,(.(-o.t)d: TREBLE (20K H z):OcJcv5TREBLE( IOKHZ):oIc-st-E:otdo;LJ)E-Rsr lK l6Sro-b :n!oll 5Rrr2l KRzr 20K _ I _ Rzsibk.;+E cu!,l/u1e 0.056=.tlzs0.01B I RrsC+s l2P3 CslsPv v r v q +39K BASS 3SK 10ll6 s( 50Hz) t= 36K BASS . 36K Cqr rdrs G(o ( l00H z) ft-31IIII(3?.5v ) 1+Or O.5c1s.6.PR n 2,2K4.? t 1W)O!oD3#STV- 4H)aa)E.Lt 2.2,uH 12Rlis.ar.,OIacDI(3E.OILO)(f)o_o:P.oORssl0(lW)4.1( lw )D1-4.4v bbkRzr toO 0sRro100 0sL,lPoWER AMP AssT AWH - 0420?,os zSCl 624x2Q$,Qro 2SA814 xz0 rr , Qre, Qrs, 06 2,SD 3?l A xcQrs, 814,0p, e,u 25E53lA x+Ds.- DB lsl005 x+-lQr -e +2SA7 26 x +Qs,es 2SCl45l xz35v35vDr, Dz lS 2413 xzDz R rs iiBKo)G(.2g.g v(-)=Rrr3.6na_F!o(-)45V- 4+v( - 3?. 5v)Cn RccC r s R e s i,l_,ryBo._c-f,c_6rI-rIi26II- 45V.5()PIoNEERReo 2.2x-II2+USWITC H CtRCU|T ASStyAWS-Og5 %(e=r-1.412PJ-rs l2Pc-u tat(_Sto-aCzs Cro Sr-aRe La7 CnO.0 IQre,Qrg zSC13l3 xzRse 150 (2w)Rss I 50(Z W)D,r - Dt+, Dtrl524?2xsDts,Dt6r Dlor DrslS24?3 *+PRE OUT(L) MPOWER INPOIJER IN(R)P RE OUTKERSRst lKqtl)F-Ol? -cl ao-Oc-fc)Yr+E.:c-rOVE.Rsz2.2KRsr 2.2K-24U24V3IRts 2tl,s, oo zSD3?lA x+Irr, Q, 25653lA xat-n5!s_ ) l.r v?JUO!- - -fIHEADPHONES32IAItTIB_l9u)r5 x426-lIDrsRuRe r4.lK R el n:ocl(|c-(oE-, l R r e E=-)c-El eCJ:,.tE)ar-*tr-tr)cc_(DSOs?1K(t/zw):OGIcJ c o,.D(1CllEO+CD& &O-t-atG-RsrlK l6Sro-b :Cor tclFO0.12 saC9O1.lK Rc+2.2Kjcoo25Cl3E+0rr t.$y . .R+.s33-lIIII(3?.5V)+O, O)Lt 2.2,uH lZ220 ilw)R+e22 *!roRegl0( lW)2SC945 a;R+z r2KRre l50K Rzrl5K-lCrs Rss i00w- 4+v(-3?.5V)Czo RceRzo l.3KR+ lSKfuu,n,oY)lr,E.a- cJ+.-d)?5oE.c)+CDqo(Trt.OcjG/CF.D(t|.,t-Bsel(2fr/)Rss I 5o(2 W)D,r - Dt+, Dtrl52472xsDts,Dt6r Dlcr DrslS24?3 *+HEADPHONESPOJER IN(R)P RE OUTKERSLOr-f)6)ORts 2t24Y -3I;, oro 2SD 3?lA x+T, QB 25653lA xa45Vl-s_x4( 3?.5V)SnrAI tA -grAt-s9rnAiro : TONEOFF + 0Ni r r : P 0 w E ROFF - 0Nirz : RELAYReLaT Cn 0.0l!- - -rIR+ l5KIAItTIB_lPLrBV 50 nADrsRu_lOdf(JSrr-bAC50/60 H s220V3s!30134T - 45Vo;(/)G-RsrlK l6Sro-b :Crrt|rc0r2 g.fRee llK Rc+2.2KCn 0.0t25Cl3E40rr ?.9y . .R+s33-lIIII56R(3?.5V)+Ol o;i()Lr 2.2,uH lZ220 il1/)Rerl0( lW)Rrp!sK f VR+r r2KCrs Rss i,!.w- 4+vRss l50K Rzrl5K D( - 3?. 5V)Czo Rss0.0+1 l0(lw)Rzr 15KRzzl.3K -.Crep* l5 KRml5Kor,QoRR+lq( 1w )Rzr l.3nLz ?.2pt1Rzs l5K-,Rs0100IIIJOo c-/(c)Qs,os 2SC869 xz=c.J:-(,( 3?. 5V)(- 3?.5V)- 45Vor 230313or 2SC945o=tlSR3AltE x+oJa(E-25Y Rcl2Kcr)1c.9GJRr L2t,SIB0I-02 x+aGJc!+ciRrq 3K(l/ztV)&.1c-)O.sEc)Rro-R 0r,DgWZ- 130 x2J o+ 2SA?33qg 25850?Rrs 2.2K (t/yw)=r-.-G.S rt-aI+6ORsr lKSro-b24v-3( ! t J )IRr2.2KCr roo/sIPoWER AMP AssT AWH - 042OoO(,E.L I) TREB LE (20K H z)OO;(v)OC(J6TRIDTE( IOKHZ)oIc-+(o.|cva)sto=v1t-,.rE-Ra 20K _ t _ RzszoK.t+E cnlq/zsR+rlZK -lo R+ll2Kct rJ_ou rE uggRsr 10.018CDd Crg 0.05S*-nlu0.018 | RrsC+r l2P= CslsPC15 ft533K BASS 3SK( 50Hz)+-;+.1/s5ccO(;36K BASS . 3Gk Co,loll6 G( l00H z) (-Qr-Q+ZSA?26 x+Qs,eo 2SCl45l xzQl,Qs 2SCl824xzQ$,Qro2SABI4 xzQrr , Qre, Qrs, 0s 2SD 3?lA x+0rs, Qt4,0n, Q,r 25E53lA x+-l35v35Vo)r(D.+!a(JRgr3.6t(26.9 vl)BzsRlz 3.8K:I35Vo_c-$IO8nAIlJnrI rnAER ( lKHz)SWITCHESSr : FUNCTION1 ryl tcl PHONO 22. PH0N0 I3, TUN ER4 AUX52: DUPICATEOFF -_- 0N53 : TAPE MON|TOR1 .* S0URCE * 2.2.3.+.s+S5Ss: 14 UTIN GOFF + _ 20d B: LOUDNESSQFF .* 0N: uoor1, REVERSE2. STEREO3. -+ R4 . LLOW FI ITEROFF .+-* 0NHIGH FTLTEROFF .+ 0NSPEAKERSOF FABA + BTONEOFF + 0NPOWEROFF - 0NRELAYSlS6SsSro .S n 1Srz :1 .331IIIIOr OF)Rrr2,2K4.l tlW)oEt- c?llnrv JSTV- 4H)aa)rLt 2.2,uH lZRli s.e r,O9aCDIOa.oICO5(-)o_O:gr.t)OL-.),d cr)r(YRssl0(lW)Crs Rss iodry- 4+v4.t (lw )ij1-4.4v bbko_c-s5-45V Dr, Dz lS 2413 xzDo Ds-DB lsl005 x+o-_c-fcociFn toO 0s( - 3?. 5V)Czo Rse0.0+1 l0 ( llil,)Rro68KiDtRrolOO 0s-sOt-t)4.1 ( lt,/)OIC.lt-mI)ist o ,I)Y_;go-ORD+tq(1u,)Rr+ 2 2K(t(ooc!d-I (35V)Lz ?.21il1100 18-,Re0100IIIJOo c vclc)4.1 (lv/)5.Pr-|0N0PHONOTUN ERfisoffl lr-rAUXsgfAUX(R)TUNERI rR)2 l(f,c)I0+Crol0Prf,odt9 24Vt(-DrtJJdI?V-3Cr rob/o s,6t qY,acrII3l8lVR,: VOLUMEV Rz : BALANCEVRea5P CONN ErcToR AsS7 AWX- 062l6t:Zn57 S sa-tr+RECTAPE 1P B(L)RECTAPE 2P BP BTAPE 2REC(R)P BTqPE 1RECRs+ 6.8KRss 6.BK lF-vLzs 33OPs6d.:stt,d_SsuJ41SspSzpswtTcH ct Rcutr Ass| AwS-os5 /zNOTESFI SIGNAL VOLTAGE NECESSARY FOR OBTAINING 6OW x2lBOV : OC VOLTAGE AT NO INPUT SIGNALRESISTORSlN oHM,1/4w, r5% ToLERANOE UNLESS OTHERWISE NoTED. KCAPACITO R SlN/rF UNLESS OTHERWISE NOTED(3sv )P : P FOUTPUT P0WER ( lKHz)SWITCHESS r : F U N (rI2. Pr3T4A52 : DUPIOFF53 : TAP1.*11Il-i suui Fc - (f_ ra-:Jr SiL r * lbll6,1,)iAI t lr lE*celq,+0.41/25YD6,(Y-45Vl 1- 45V Dr, D1ti.Dd,U5*dl Czr-tzt25=+0+1/(9(L- -I (35V)45Octa)(,tL IRs 5.1KCr5i00P C16 1500Pfl32 30K 560Kr - - lL_41K(D6oa.r,EI(qu,tE.R+rod(vNO5d(-,c.fVRrn ir00K- B I I: J: K Q , , M : M , O