Kenwood-KXW595-tape-sm 维修电路原理图.pdf
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1、KX-V595SERVICE MANUALLid glass(B03-291 3-08)Knob (Play)(K27-2143-08.*Refer to parts list on page 16.Refer to KR-W594/W1060 service manual 1851-4924-00), if you want to know moreinformation of MECHANISM OPERATION DESCRIPTION.STEREO DOUBLE CASSETTE DECKMetallic cabinet(A01-3169-08)Knob (Rew)lK27-2146-
2、081Knob (F.F)(K27-2147-08Phono jack (Rec, Play)(E1 1-0264-08)Foot assy(J02-0366-1 5)Knob (Dubbing)lK27-2145-08)Knob (Rec) Cassette lid (B)(K27-2150-08I (A53-1827-08)Lid glass(803-291 4-08)Knob (Stop/Eject)(K27-2148-08tKnob (F.F) Knob (Pause)(K27 -21 47 -0Bl (K27-21 49-08)AC cord bushing(J42-0083-05)
3、Cassette lid (A)(A53-1 865-08)Front glass( B03-29 1 6-08)Panel(A60-0635-08)Knob (Pause) Knob (Power)(K27-2149-0Bl (K27-2141-081Knob (Stop/Eject) Knob (Rec level)lK27-2148-0BllK27-2142-08)Knob (Play)(K27-21 51-08)Knob (Rew)(K27-2146-08Slide switch (120V l240Vl(s02-0043-08)KENWOODKnob (Dolby NR, Tape
4、selector)lK27-2144-08l.RadioFans.CN 收音机爱 好者资料库KX-W595CONTENTS/AGCESSORIESCONTENTSPC BOARD (COMPONENT SIDE VIEW) .7EXPLODED VIEW: MECHANISM (DECK-A). .13EXPLODED VIEW: MECHANISM (DECK-B). .14Refer to KR-W594/W1060 service manual (851-4924-00),if you want to know more information of MECHANISM OPERATIO
5、N DESCRIPTION.J-/v./ACCESSORIES. lnstruction manual .1(860-2084-08) : English / K, Y, X, R type(860-2085-08) : English, Chinese / M, R type(860-2086-08) : English, French / P type(860-2087-08) : Spanish / M, R typeExcept for some areas.For the unit with a European AC plug inareas other than Europe.R
6、adioFans.CN 收音机爱 好者资料库KX-W595ADJUSTMENTnnalUo.ITETINPUTSETTIIGSOUTPUTSETTIilGSCASSETIE TAPEDEGI( SETT!IGSAUGIMEIITP0ttttTsAUGI FORnG.GASSETTE DEGI( SEGIIONTAPE: IORiIAL DOIBY: OFF, ITIIPUI: UIE0dBs!.775YI. REC/FI.AY HEADlllDEMAGNEIIZATIONPOWER OFFBemove the cassette door.BEC/PLAY headDemagnetize the
7、 REC/? IAYhead with a head demagnetizer.t?tCLEANINGPTAYBEC/PLAY headErase headCapstanPinch rollerClean the REC/PIAY headerase head, capstan andpinch roller using a cotton swabslightly damped with alcohol.t3lAZIMUTH(A)MTT.1 14, TCC.I53I 0kHz, -l OdB(B)PI.AYzimuth adjustment scralMaximum output.(a). D
8、C itoTon(1)TAPE SPEED(A)MTT.I I 1, TCC.1 1O3kHz(B)PIAYTrimming poteniiometerin the DC motor.Adjust the tape speed so thata 3kHz signal is producedat the center of the tape.(blIII. PG BOAROPLAYBACK LEVELMTT.I50400H2 (200nWb)(B)PLAYAsFRl01 (UsFR102 (B)0utput level : -ldBsMTT-256315H2 (1 60nWb)output l
9、evel : -4dBsBsFBl 03 (L)sFRr04 (B)MTT-256U, ICC.1603l5Hz (250nWb)output level : odBsLED LEVELUTT-256U, TCC-160315H2 (250nWb)(B)PLAYsFRr 09 (L)sFRl 1 0 (R)Adiust the variable resistors sothat LED level of 0dBs is worked.BIAS CUBBENT(A)1 kHz, -20dBsl0kHz, -20dBs(B)Ad.iust BEC level VBso that the BEC m
10、onitor outputbecomes -20dBs at 1 kHz.then record and reproduce signalof 1 kHz and I 0kHz in alternation.sFRr07 (L)sFBr08 (B)Record 1 kHz and I 0kHz inalternation and adjust thevariable resistors which controlthe bias current so that the sameplayback level is obtained.RECORD LEVEL(A)1 kHz, -20dBs(B)H
11、ecord andreproduce a lkHz signalunder the conditions set in .sFBl0s (L)SFBl06 (B)Adjust the variable resistors sohat LED level of 20dBs is workedKX.W595AJUSTESN0m.irsmruusrEsDE EITBADAAJUSTESDE SATIDAAJUSTES DETDEGK DE CASETESPUNTOS OEALINEACI0NALINEACION PARAFIG.SECCI0II DELDECX DE CASETES CINTA: N
12、0BMAL D0IBY: DESAGTwAD0, ENTRADA LINEA0dBsdl.775VI. CABEZA G RABADORA/REPROOUCTOBAt11DESMAGNETIZACIONALIMENTACION : DESCONECTADAExtraiga la puerta del casete.CabezaGrabadora/BeproductoraDesmagnetice la cabezaGrabadora/Beproductora conun desmagnetizador de cabezas.tzlLIMPIEZABEPBODUCCI0NCabeza Grabad
13、ora/Beproductora, cabezaborradora, eje dernastre, rodillo compresorLimpie la cabeza Grabadora/Beproductora, la cabeza bonadora,el eie de arrastre, y el rodillocompresor utilizando un palillode cabeza de algod6n ligeramentehumedecido en alcohol.I3lACIMUT(A)MTT-I 1 4, TCC-I 5310kHz, -1OdB(B)REPRODUCCI
14、ONTornillo deajuste del acimutSalida m6xima(a)II. MOTOB DE CC(1)VELOCIDADDE LA CINTA(A)MTT.I11,TCC.11O3kHz(B)BEPRODUCCIONPotencidmetrode regulacidndel motor de CCA.iuste la velocidad de la cintade forma que la sefral de 3kHz seproduzca en el centro de la cinta.(b)III. TABJETA DE CIRCUITO IMPRESONIVE
15、L DEBEPBODUCCI0NMTT-150400H2 (200nWb)(B)REPBODUCCI0NAsFBl 01 (L)sFB102 (B)Nivel de salida : -l dBsMTT.256315H2 (160nWb)Nivel de salida : -4dBsBSFBl 03 (L)sFBl 04 (R)MTT-256U, TCC-160315H2 (250nWb)Nivel de salida : OdBsNIVEL DE LEDMTT.256U, TCC-1 6O315H2 (250nWb)(B)BEPBODUCCIONSFR1 09 (L)sFBl 1 0 (B)
16、Ajuste los resistores variableshasta obtener un nivelde LED de 0dBsCOBBIENTE DEPOLABI/ACI0N(A)1 kHz, -20dBs1 0kHz, -20dBs(B)Ajuste REC TEVEL VB hasta que lasalida del monitor de grabaci6nsea de -20dBs a 1 kHz, y despu6sSrabe y reproduzca alternativamentuna sefral de lkHz a 10kHz.sFB107 (L)SFR108 (B)
17、Grabe alternativamente 1 kHz y1 0kHz y ajuste los resistoresrariables que controlan la corrientede polarizaci6n hasta obtenerel mismo nivel de reproducci6n.NIVEL DE GBABACI0N(A)1 kHz, -20dBs(B)Grabe y reproduzcauna senal de 1 kHz en lascondiciones establecidas en .SFB105 (L)sFBl06 (B)Ajuste Ios resi
18、stores variableshasta obtener un nivel dere0roducci6n de -20dBs.vdv.KX.W595ASYSTEM CONNECTIONS/CONEXIONES DEL SISTEMAADJUSTMENT/AJUSTESOscilloscopeOsciloscopioAG vohmeterVoltimetros de CAGenerador de sonido(a) AZIMUTH/ACIMUTAC vohmeter Frequency counterVoltimetros de CA Frecuencimetroral#EE:;(b)TAPE
19、 SPEED/VELOCIDAD DE LA CINTAHead/Cabeza reproductoraAzimuth screw/Tornillo de ajuste del acimutDC motor/Motor de CCKX.W595aJA-tY-rlaJj.lJ;V?.r l-.+U)z!o,a6Hn8XozOrntr. (r)F(/)t-(,)(?)(rNtu ro=coOO-o(L(Jutztr.FOU)EIJJ=d)o(J(L(L=.au)atrUJ=a)ooO(LUJ0_F: o-L I.-rrar-.J- EOII JLt1;O, - ca)Jo r5?R-roQH3E3
20、iIaaaN(oEF() (,ILNroE:luJ-FC)UJootLo=ulJaAOE6l-g(D0- izttovC)r.r.Jo(DYC)tJJo/VlWIRING DIAGRAM=.o,al(r IuJ!=o Ioo I(L(L 1.-l-l.JL_._.-. -.-.-.-JPC BoARD (CoMPoNENT SIDE VIEW)4C220- ACilO-_24OY* l2OV-q5+ !l8.4 .9FEGRt&t . .I Le Ct55ii0cotIcrFq+,otIIcFFFRONTREC LEVELE. E E1,.J IarJ IPLAYL INEOUTRECLINE
21、INLRl.J tV2r8ct452373tOactl.8 94vORefer to the schematic diagram for the values of resistors and capacitors.VMA I N PCB ASS. Y CI 452373I OAA-rfrONoI P, T-LEVE L AoIlA DECKLcnGNDRc h+BLchGNDRch+aTAP Esw.MOTORsw( MUTERECsw.MOTORsw+B+B+EE ONDIBFEC+Br04+BMOTORLCn+Lc h-GNORch-Rch+OBOHNOtICrl+BREC+8MOTOR
22、oN0cN103+EcN105ooirA0.012(r)14r3roo+oo600oNNt ooo*soo$oooNNooNoo c1140. 1 r50rcr02 IHEAo-seTEcroRC195 q0. 47r50 ERt51 41KPLAY(OV) REC(4VE5 tl IIRAp co rL-lfR BrAsl4 allasFRr 08 ,2riFluI-.- ;, - lBlASnsaix (r) slFEC8.6v(Hr )5.5V(NOR)E14.0vR179150 1Wi rlv(aeccNl02A1EG EIEI ourPUT AMP I o.-ji.oLt 03irP
23、x II r r rrenlooLl023 t-_- -:4EL_4_lGtse135 Rr46a ri, -3o o6 V orr157 2.2KR138390 1,/4Wt cr+o orbe 47116c15S!rY.- +. lrsoor I r ,%urlER21A C11122K 1Ot25E1ob*9IEREC (-4. 0V )tooiloociC131 - 1 Op251 4V(REC )3xJ,u, ollg4. 7150 Dl I 6Ei.n)2flcl6l33p16REC LEVEL PCB ASSYMETER PCB ASSYc1 45237320Qt 0lQl 02
24、,Ql 03-Qt 07,I 11,1 29,Ql 28-Qr 31Q132, lQl 34. ngrttberlCl01 :CXA l lSBPIClOZ :rPCI330HAlCl03 rCXAI I t01P1C104 :MC78l2CT orNJM781 2AY,Mt-ITYPE-IITE! p-RlVilIC601 :846l24Q601 :2SC945(P, Q)Q602 :2Sc733(P, Q)D60l -607 :830-2469-080608 :ISSI76jlrtlI AcloI nrnloi .1,I rwro3 ItiirIl-_POWER TRANS. Tc I 4
25、5237350K. P. R TYPE-;I -_! lFowEHlInn1-.!_l2.0 ITElPCB ASS. Y 1.5 I1.2511 251, | ,31II.N,o,oEc045 237330cN,l08_ F.-.-r-FWI O2601 I 5 R22sA-i)ovlR)Itr-FWI 0lFWI0l-li-I I s I.l-iI lFowEEf il- _ JPOWER SW PCB ASSYc045237340-.J(Al I 1sBP,c1 330HA(Allt0lPi7812CI orrrf78l 2AQl 0lQr02.109Q r 03-1 06Qr07. 1
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