Kenwood-AS3-spk-sm 维修电路原理图.pdf

1995-7 PRINTED IN KOREAB51-5073-00 (K) 1781Knob(VOLUME)(K29-6237-08):W(K29-6241-08):BTop cabinet (R)(A52-0181-08):W(A52-0184-08):BTop cabinet (L)(A52-0182-08):W(A52-0185-08):BKnob(POWER)(K29-6240-08):W(K29-6244-08):BKnob(LINE)(K29-6238-08):W(K29-6242-08):BKnob(EX.BASS)(K29-6239-08):W(K29-6243-08):BPhono jack(LINE 1)(E11-0269-08)Phono jack(LINE 2)(E11-0269-08)KENWOOD badge(B43-0287-04)Grille(B04-0096-08):W(B04-0095-08):BFront cabinet(A29-0807-08):W(A29-0809-08):BPhono jack(OUTPUT)(E11-0270-08)DC jack(DC 12V)(E03-0129-08)Speaker cord(E30-2818-08):GRY/W(E30-2817-08):BLK/BRear cabinet(R)(A02-1275-08):W(A02-1278-08):BRear cabinet(L)(A02-1276-08):W(A02-1277-08):BSPEAKER SYSTEM WITH AMPLIFIERAS-3SERVICE MANUALThe color of this model is divided into two types ; White (W) and Black (B).W : White versionB : Black versionRadioFans.CN 收音机爱 好者资料库AS-32CONTROLS .3PC BOARD .4SCHEMATIC DIAGRAM .5EXPLODED VIEW .6PARTS LIST.7SPECIFICATIONS .Back coverAccessoriesAC adaptor(W08-0015-08) : M type(W08-0017-08) : E type(W08-0645-08) : T typeConnection cord(E30-2802-08)CONTENTS/ACCESSORIESRadioFans.CN 收音机爱 好者资料库AS-3CONTROLSFront panelRear panel (Left speaker)3Left speakerPower indicatorVOLUMEcontrol knobPower buttonLine select button(LINE 1/2)EX.BASS buttonLeft speaker unitLINE 1 input jackDC 12V jack(To AC adaptor)LINE 2 input jackOUTPUT for right speakerRight speaker unitRight speakerAS-3(K) COVER( 2/15/97 14:13 ?y?W 3ABCDEPC BOARD (Component side view)4Refer to the schematic diagram for the value of resistors and capacitors.*It is C104 on Schematic diagram , though C112 is printed on PCB.1234567AAS-35.3V5.3V5.3V10.6V5.3V5.3V5.3V15.7V5.3V5.3V5.3V5.3V5.3V0V0V0V0V0V0.6V15.7V15.7V8.0V13.2V0.6V11.8V0V14.1V0V0.6V13.2V7.8V+B LINE0.047C1100.047C1060.022C15318KR110 1 50C10222KR1141016C15210KR15210025C15110KR1511K 1/4WR1502.7KR1160.047C108330KR11868PC10439KR112150C1141KR124100KR122150C1121KR126100KR12050K(B)-2VOL10123651788-+-+IC103(1/2)IC102(1/2)SW101-1RchLINE1-2 SWRchSW102-1+(2/2)IC10356-4+7C1050.047C1090.047IC102(2/2)2-43+1100KR125+ +R119C1111501K50K(B)-1VOL101SW102-2C103 68PR111 39K150C10118KR1091KR123150C113100KR121SW101-2R11322K2.7KR115C1070.047R117330KLchLch1KR2341KR23510KR23310010C234470KR23610KR23222KR2311016C233100KR230SW1034.7KR251POWER SW+-T.S.DBSST.BYFILTERBS-+2345678910111210.15C208C214 1000102.2R20810010C2100.01C21239KR210R229 22K22010C23010010C2090.01C21139KR2090.15C207100010C2132.2R207+10KR2031000PC203150C201R2011K1000PC2041KR202150C20210KR204+C3000.0221000P47K(NORMAL TYPE)DC-JKL-SPKR-SPK+R101R103 4.7K39KR104 4.7KLINE1J139KR102LINE2J2R107 4.7KR108 4.7KR106R10539K39K+C232100025+Q201Q202Q203D201LED201C2064710100R206C2054710100R205+IC101IC102,103: BA5412S or BA5415: BA4558Q201203D201: 2SC1815: 1N4148BASSSWOFFONOFFONSWBASSR127C235IC101AS-3 (J/K)GND LINESIGNAL LINEBDFGCE213542SC1815BA4558DC voltages are as measured with a highimpedance voltmeter. Values may varyslightly due to variations betweenindividual instruments or/and units.CAUTION: For continued safety, replace safety criticalcomponents only with manufacturers recommended parts (referto parts list). indicates safety critical components. To reducethe risk of electric shock, leakage-current or resistancemeasurements shall be carried out (exposed parts areacceptably insulated from the supply circuit) before the applianceis retuned to the customer. EXPLODED VIEW(UNIT)AS-36123ABParts with the exploded numbers larger than 700 are not supplied. AS-3(K) COVER( 2/15/97 14:16 ?y?W 6AS-37?New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.L:ScandinaviaK:USAP:CanadaR:MexicoY:PX(Far East, Hawaii)T:EnglandE:EuropeG:GermanyY:AAFES(Europe)X:AustraliaM:Other Areasindicates safety critical components.C105-110?CQ93M2A473JMYLAR0.047UFJC111-114CE04KW1H010MELECTRO1.0UF50WVC151CE04KW1E101MELECTRO100UF25WVC152CE04KW1C100MELECTRO10UF16WVC153CK45FF1H223KCERAMIC0.022UFKC233CE04KW1C100MELECTRO10UF16WVC234CE04KW1A101MELECTRO100UF10WVVOL101R39-0006-08VARIABLE RESISTOR50KB X2SW101-103S68-0046-08PUSH SWITCHD2011N4148DIODEIC102,103BA4558IC(OP AMP X2)Q201-2032SC1815TRANSISTORC201,202CE04KW1H010MELECTRO1.0UF50WVC203,204C91-0757-05CERAMIC1000PFKC205,206CE04KW1A470MELECTRO47UF10WVC207,208CQ93M2A154KMYLAR0.15UFKC209,210CE04KW1A101MELECTRO100UF10WVC211,212C91-0769-05CERAMIC0.010UFKC213,214CE04KW1A102MELECTRO1000UF10WVC230CE04KW1A221MELECTRO220UF10WVC232CE04KW1E102MELECTRO1000UF25WVC235CQ93HP2A102JMYLAR1000PFJC300CK45F1H223ZCERAMIC0.022UFZDC-JKE03-0129-08DC JACK(DC 12V)J1,2E11-0269-08PHONO JACK(LINE 1/2)R-SPKE11-0270-08PHONO JACK(OUTPUT)IC101?BA5412SIC(POWER AMP)IC101?BA5415IC(POWER AMP)Ref. No.Add-ressNewPartsParts No.DescriptionRe-marksDesti-nationNO.2MAIN PCBPARTS LIST?New PartsParts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.L:ScandinaviaK:USAP:CanadaR:MexicoB:Black versionY:PX(Far East, Hawaii)T:EnglandE:EuropeG:GermanyW:White versionY:AAFES(Europe)X:AustraliaM:Other Areasindicates safety critical components.6012B?A02-1275-08REAR CABINET (R) (WHT)W6012B?A02-1278-08REAR CABINET (R) (BLK)B6022B?A02-1276-08REAR CABINET (L) (WHT)W6022B?A02-1277-08REAR CABINET (L) (BLK)B6033A?A29-0807-08FRONT CABINET(WHT)W6033A?A29-0809-08FRONT CABINET(BLK)B6042B?A52-0181-08TOP CABINET (R)(WHT)W6042B?A52-0184-08TOP CABINET (R)(BLK)B6051A?A52-0182-08TOP CABINET (L)(WHT)W6051A?A52-0185-08TOP CABINET (L)(BLK)B6103AB04-0095-08GRILLE(BLK)B6103A?B04-0096-08GRILLE(WHT)W6113AB43-0287-04KENWOOD BADGE-B46-0100-30WARRANTY CARDTE-?B60-2291-08INSTRUCTION MANUAL(EN)-?B60-2292-08INSTRUCTION MANUAL(C/TAIWAN)M-?B60-2293-08INSTRUCTION MANUAL(EN/SP)M-?B60-2294-08INSTRUCTION MANUAL(F/G/D/I)E6153B?E30-2817-08SPEAKER CORD(BLK)B6153B?E30-2818-08SPEAKER CORD(GRY)W6161AE30-2802-08CORD WITH PLUG (3P)?H50-1622-08ITEM CARTON CASEAS-3(B)MB?H50-1623-08ITEM CARTON CASEAS-3(W)MW?H50-1624-08ITEM CARTON CASEAS-3(B)TEB?H50-1625-08ITEM CARTON CASEAS-3(W)TEW-H10-5989-08POLYSTYRENE FOAMED FIXTURE (T)-H10-5990-08POLYSTYRENE FOAMED FIXTURE (B)-H13-0189-08CARTON BOARD(AC ADAPTOR)-H20-0486-00PROTECTION BAG (ACCESSORIES)-H25-1546-08PROTECTION BAG (SET)6351A?K29-6237-08KNOB VOLUME(WHT)W6351A?K29-6241-08KNOB VOLUME(BLK)B6361A?K29-6238-08KNOB LINE(WHT)W6361A?K29-6242-08KNOB LINE(BLK)B6372A?K29-6239-08KNOB EX.BASS(WHT)W6372A?K29-6243-08KNOB EX.BASS(BLK)B6381A?K29-6240-08KNOB POWER(WHT)W6381A?K29-6244-08KNOB POWER(BLK)BA2A,3BN09-3186-08SCREW(M3X8)B2BN09-3184-08SCREW(M3X20)C2BN09-3187-08SCREW(M3X10)D2A,2BN09-3185-08SCREW(M2.6X10)6402A,3BT07-0084-08WOOFER(4 OHM 5W)6451AW08-0015-08AC ADAPTORM6451AW08-0017-08AC ADAPTORE6451A?W08-0645-08AC ADAPTORT6551AB12-0262-08LED (LED201)C101,102CE04KW1H010MELECTRO1.0UF50WVC103,104C91-0741-05CERAMIC68PFJRef. No.Add-ressNewPartsParts No.DescriptionRe-marksDesti-nationNO.1AS-3CONTROL PCBAS-3SPECIFICATIONSKENWOOD follows a policy of continuous advancements in development. Forthis reason specifications may be changed without notice.14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150 JapanKENWOOD SERVICE CORPORATIONP.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A.KENWOOD ELECTRONICS CANADA INC.6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8KENWOOD ELECTRONICS LATIN AMERICA S.A.P.O BOX 55-2791, Piso 6 plaza Chase, Cl. 47 y Aquilino de la Guardia Panama, Republic de PanamaTRIO-KENWOOD U.K. LIMITEDKENWOOD House, Dwight Road, Watford, Herts., WD1 8EB., United KingdomKENWOOD ELECTRONICS BENELUX N.V.Meachelsesteenweg 418, B-1930 Zaventem, BelgiumKENWOOD ELECTRONICS DEUTSCHLAND GMBHRembrcker Str. 15, 63150 Heusenstamm, GermanyTRIO-KENWOOD FRANCE S.A.13 Boulevard Ney, 75018 Paris, France KENWOOD ELECTRONICS ITALIA S.p.A.Via G. Sirtori, 7/9 20129, Milano, ltalyKENWOOD IBERICA S.A.Bolivia, 239-08020 Barcelona, SpainKENWOOD ELECTRONICS AUSTRALIA PTY. LTD.(A.C.N. 001499 074) P.O Box 504, 8 Figtree Drive, Australia Centre, Homebush, N.S.W. 2140, AustraliaKENWOOD & LEE ELECTRONICS, LTD.Unit 3712-3724, Level 37, Tower 1, Metroplaza, 223 Hing Fong Road, Kwai Fong N.T., Hong KongKENWOOD ELECTRONICS SINGAPORE PTE LTD. No. 1 Genting Lane # 07-00, KENWOOD Building, Singapore, 1334KENWOOD ELECTRONICS (MALAYSIA) SDN BHD10th Floor, Block B, Wisma Semantan, No. 12 Janlan Gelenggang, Bukit Damansara, 50490Kuala Lumpur, MalaysiaNote:Component and circuity are subject to modification to insure best operationunder differing local conditions. This manual is based on the the General market(M) standard, and provides information on regional circuit modification throughuse of alternate schematic diagrams, and information on regional componentvariations through use of parts list.Amplifier sectionPower output (EIAJ). 3.5 W + 3.5 WFrequency response . 40 Hz 20 kHzPower requirement.AC 110V 120V / 220V 240V50 / 60 Hz (M type)AC 230 V / 50 Hz (T,E type)Speaker sectionSystem . Full-range,bass - reflex,enclosure typeSeaker unit. 70 mm diameter cone typeRated impedance. 4 GeneralDimensions . 107(W) X 215(H) X 155(D) mmWeight . 800 g (Left speaker)730 g (Right speaker)