Samson-Servo260-pwr-sch维修电路原理图.pdf

《Samson-Servo260-pwr-sch维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Samson-Servo260-pwr-sch维修电路原理图.pdf（4页珍藏版）》请在收音机爱好者资料库上搜索。

1、LC.JJ A R32A.I OOK 2 , ,2 COOR7/00 CNr r.RCA ACKBO L-CH LED BD rj2t.tAN2 L-CH VR BD R-CHLEDBD rj2t.tr R-CHVR BD L INPUT R UT INPUT n . C07L 01 CHANNEL R INPUT n 2 C07R 01 SCHEMATIC .20L R,7L ,OK OH .2.L R- 3OK ,., R- .21 AN R 1 ,B! oC,I RL Ljj OOK R.3L.HOLRL OOKBOO .HOL p CN ,-, ,-. 3L J. R.2OL .,7/

2、2W RH2L K R20L .00 DOL .H R .00 R.30L .O(F,R R.L 0 F,R . 0 DOL D.02L RDOL BD .03Las R.2t5LD.07L B! .21 R22L(.,:,DOOL .00 101F RB- C.-. kL R.2L .70(1.211 RH.L .7 ROOL RHB- .7 ,:,.ROL 21K R7L 0.27 /BW R 0,27 /.W ROeL ROc 081 . RHL :- VR OKA R= :L .,. C.O .7/00R.27L .00 .HL . R.3L .70.21 R3BL 0.27 /BW

3、R.OL 0.27 /.W RHB- .7 RH7L .7 CDOL 0,00.7,., .O .02L 1-1 RLlIR;g,.3LI CDL O.OO1(CE DDOL D.O3L .0 F.RI R.31L .7/2W R.07L BD R; DO.L .I, R.OOLCHB- 220220/ (330 ROL 7.B! .,211 C.LCHSL 122/00 22/.0 IAJ lC1 B+: CLIP, DLE, I , , , , C-, L_- R.7L .7K fl. . 7- .+.R.L . 1 DHLTDHOL I CH SI RL . R 27K I RL 2.7

4、K - +. ICDL R.B- 2.21 ,:,. . :G1 , , , , , I I I L, I I , I , , , CHANNELONE) E.J VR2 OKA CHANNELTWO (SAMEAS . -2 - C-2 1 - 0RVICE INFATIDN RD.L .7K CD.L .OOP COLRDSL CO.R .OOP CO.RRDSA .7/00.7K 1.REBIBTANCEVALUESARE INOICATEDINDHNS UNLESSDTHERWISPECIFIED.(K-., 2.CAPACITANCEVALUESARE SHOWN INMICROFA

5、RADSUNLESSOTHER,NOTED.(P-HI .ALLVOLTAGESARE REFEREDTO GROUND UNDER THEFOLLOWINGCDNDITI. DC,NO SIONALEXCEPTWHERE INDICATED. AC,RMS .-PRECAUTION- A)ALLCOMPDNEMTS. I CHL IO.1IW)I i- , , SP3 S.,P. , , , PR.! ;. , , LO-JL-J ANBICNB I I J IDLELED l OO. w-,.000.000) ROWICROfARAOS) I FIEOSY THE AND POSITION

6、ED :SINECORE ONLY. INO APPLIANCETO CUSTONER. H. I:LDESOF THEPOWER rEFOR A PERIOOOF CN.2 !Q1, , 2 r RELAY: 0, 0 I L- AN. JO1.-!. _12 fQI!,S :r. - b-IIG ,Yy_uAN .121 S A.26B.0. . , .02.0, .,2 .20. .03,.0., .07,0.20 A.28B A.70 OB,. , 0, .0. A. C222. A. TA717P,IC20. 0720 IN., 0.0.-0.2 020,0202 020,020.

7、POUOO.,0200 KLOOL, LOO,La202 L.20OLLa.02 SLR_,La20. PO20O0,0. =SERVO-170PARTVALUE CHASSISGROUND () (dr) R2. .70 C208 0.7/00 MAINBD 4005105002 L R213 13K (10K) R OUTPUT130WSTEREO (85W STEREO) TH20. ODK R22. .00 R2.2 .OOK (.ODK) C2. C.1(CE) J . - R2.R217 3KK PROTECTION C, .OK C2C7 SlOD .0. 2.2K/2W R20

8、. 2.2K/2W LO20. POWER .02 2.2K/2W .h. .OCOO/83X 2 (.BOO/ODx21 .h. POWER TRANSFORMER .h. .h. POWER TRANSFORMER .h. .h. :=3 Ra R2. :;2Wr C2.R;i:t tj, .00/2. J C2. O. 1(CE) UI II .1,. I It- .22 .K ;r- COK.2. K RadioFans.CN 收音机爱 好者资料库 SERVO-550 SCHEMA - - . . .7C .OK 0C N.OK C .ooc . C . C .7/. DOOC N.

9、.OC .70 C . C .O.C .OC .0 0.01 .7/.00 C.OC .00 .DC OD C .0 CDN- DO07C N DiOiiL NB C B .BC .70/. .O.C . C BO C .0 .O.C . C .0 C-CHV.0c ,.7/,. CONCON- .OC .70 C.se .00/. C . ROOCH.0.BABE .se .7. . ROO 70 I coo. 0.00 r- I ON-I I i . CCIP IDCE CHANNELTWO (SAMEASCHANNELONE) .-CHVRB.D C.C OOP .SE.VICEINFA

10、TION CHANNECCINPUT . REBIBTANCEVACUEBAREINDICATEDINOHNBCEBBOTHER.SEBPECIFIED.(K-.000.14-. 000. 000 .CAPACITANCEVACUESAREBHOWNIN MICROFARBCEBBOTHER.SENOTED.(P-HICRO-MICROFARADB .ACCVOCTA.EBAREREFEREDTOOROUNDUNDERTfFOCCO.NOCONDITIONB. DC, NOBIONACEXCEPT.HEREINDICATED. AC,RHO . -PRECAUTION- 10I - -I AI

11、AceCONPONENTS.MAEDMUSTBEREPCACEDONC V .ITHOR.NACTYPESPECIFIEDBYTf MANUFACTURER.INKECPACOPORATIONANDINSTACCEDASTHEOR.NACSPACERSANDPDBITIONED A.AYFROMADuACENTCOMPONENTB.fREAPRCICASCE. .,ACCSOCDERINOMUSTDONI INAPROBBIONACMANNERUSINOSOCDER.ITE RESINECOREONC Y . CACCCOVERS.SHIECDANDINSUCATINOBPACERSMUSTB

12、EREPCACEDBEFORERETURNINOAPRCIANCETOCUBTOMER. 0ADAMA.PORSUPRC Y CORDMUST.REPCACED.FORERETUNOTOCUSTOfR. EDIECECTRICTESTCONSISTIN.OF.VACSOHzISTOBEAPRCIEDBETMEENBOTHBACDEBOFTHEPDMER CHANN.CR INPUT .RID.DMONO BPCYCDROATTACHNENTPCUGTfEXPDBECONDUCTIVEBURFACEOFTHEAPPCUNCEFORA PERIDDOF NOTCOOSTHANONEB.CONDFO

13、R.TURNINOAPRCIANC.TOCUBTOMER. F)THO-IM-MAR.DSISTORBAREMODTHEP. C.BONBCEEVES. I 1,S,8, I I PL CON OUTPUT .-. .7/W OL NAOOS 611 A . LLEOO PCWEA OOA NAOOS A .7O/WAO . CON.-. A .S. A. .S. A S. C. .7/S0 A. .70 A.OL 2./2W COL 0.) ICL 0., I AO. .so. 0 .so. .S . COS 0.7/S0 A2.SA.17 .31 AS . CO .70/1S LEO20.

14、 PAOTECTION A20S .S. OB .00.A . C207 1/.00 .0. .70/.W .OOOO/BOX. -.SVC202C20. - PA HSV AO. .70/W .to. POWEA .to. -. IOLELEOI , , .BV00 00 -BVCONS-,CONS I I - . NOTE TANPHCAOOL(C3200 TAPHPA- ,OO-IA.OOL/A ,OOL/A.O-/A.OOL/A ,007L/A ,OO-/A ,OOOL/A. OOOL/A. 02L/A .to. POWEA TAANBFORMEA .E AO . COO, O. tU

15、F/.OV . .to. FU9E SA/.BOV POWEAS/W TANPNCV(C.20S) TAPHPA.V(AiO. COO, O.O.UF/AOOV TANPHCOBV AO TA PHP AV TA NPN TC .000 EC ,O.OOL/A , 0.0. , 00. G L S. SL .to.AOINPUT AO2OVO/SOH TAPHPTA.000EO TANPH.se.SV, 00 TAPHPSA.V TAIAaO.O.S, 020. IC0720C ICTA7.17PTOSHI9AICO ,LOOLEOBLA-.UAAREO LEOLA2OBL.AEOEO,LO.O. LOO LEOKLO2OBL.ORE EO