Kenwood-SW38HT-spk-sm 维修电路原理图.pdf

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1、Type . Subwoofer system with built-in amplifierAmplifierDynamic Power . 100 W (6)(For U.S.A. and Canada)Rated Output Power (FTC)75 W RMS, at 6 100 Hz, with no more than 0.7 % T .H.D.Input Sensitivity & Input Impedance . 300 mV (37 k)Rated Power Consumption . 70 WFrequency Responce. 35 Hz 200 Hz(For

2、other countries)Rated Output Power .75 W RMS (100 Hz,6 )Input Sensitivity & Input Impedance . 300 mV (37 k)Rated Power Consumption . 70 WFrequency Responce. 35 Hz 200 HzNotes:1. Kenwood follows a policy of continuous advancements in development. For this reason, specifications may bechanged without

3、notice.2. Full performance may not be exhibited in extremely cold locations (below 0 deg. C).SpeakerEnclosure.Bass-Reflex, Floor Standing TypeSpeaker Units .160 mm (6-1/2) Cone typeNominal Impedance . 6 DimensionsWidth . : 210 mm (8-1/4)Height .: 400 mm (15-3/4)Depth .: 350 mm (13-3/4)Net Weight . 9

4、.2 kg (20.3 lb)Supplied accessoriesPin-plug cord. 1NOTE:THE GRILLE CANNOT BE REMOVED .POWERED SUBWOOFERSW-38HT/-38HT-BSERVICE MANUAL 2004-6 PRINTED IN KOREAB51-5905-00 (K/K) 87670%100W POWEREDSUBWOOFERPOWER ONWoofer(T10-1253-05)RCA(E63-0223-08)Knob(K29-0596-08)Cloth frame *(B06-)AC Power cord *(E30-

5、)Switch(S66-0206-08)AC Power cord bushing(J42-0261-08)SPECIFICATIONSRadioFans.CN 收音机爱 好者资料库SW-38HT2Pin-plug cord (1)(E30-7068-05)AC plug adapter(1)(E03-0260-05)ACCESSORIESAccessoriesHow to Replace WooferCut the cloth of cloth frame assy and replace it with new one after mount the speaker.RadioFans.C

6、N 收音机爱 好者资料库ACEBD2135746Refer to the schematic diagram for the value of resistors and capacitors.PC BOARD (Component side view)E CE CE CE CECE CE CE CECE CECECR41R38R42R44R43C24R39R40JW20R9JW15JW11C13R11R10R15JW7R13R14JW27R29R31C21R25R28R26JW17R27R30C16R32R33C20C14R24R20R17R16R21JW14R36R23R7L1JW27C1

7、R2VR1R4R1R3C4C3R5C7R6C8R8C9R19R18T1JW 0BLKP241151061214214151211312185148512148514143JW25JW26R49R45R50JW23R51JW22JW24R47R48JW10R46RL1JW12R34R35C19JW21JW13JW9C32C31JW8C30C15C23C22C29JW6JW3R21JW5JW4C17C18R52C28C27C26C25R37JW1JW2C10C2JW19JW18F2C6C5C11C12P1BRNC33F1JW16D15CN5LEDI/OMAINPOWER SUPPLYCN1JK1Q

8、1CN10Q2Q4IC1D2D1IC2IC3D16D17CN2D4D3D12D9D10D8Q7Q11Q9Q8D11Q12D14CN4D13CN3D7IC4D6CN9Q3Q5D5Q6CN6Q10CN73ACEBD2135746SW-38HTSUB-INJK1D2(1/2)IC1D1(2/2)IC1(2/2)IC2(1/2)IC2CN1CN2(1/2)D3D4IC3(2/2)IC3Q1D6D7Q4Q3Q2D5Q6Q5CN3D8D10D9D11Q10Q11Q12Q9Q8Q7D12CN6D14D13D17D16CN5D15SW1POWER SWCN4CN10CN7USED(K) (P) (E) (X)

9、 TYPECN9S1USED (Y) TYPESIGNAL LINEB LINEB LINEGND LINEIC1-3 : TL072IC4: TDA7293VQ1,3,4,6,8,9,11: 2N3906Q2,7: 2N3904Q5: 2N5401Q10: MPSW06Q12: MPSW56D1-9,11,13,16,17: 1N4148D12: 1N5246BD14: KBU4DD10: 1N5240BP1P2L122KR222u25+C2100PC482431C3 1000PR3 47K6571KR410K(B)VR110u50+C55672314822KR70.033C922KR80.

10、068C8C6C7R510KR610u50+C101234123447u25C11+47u25C12+82431R18R1910KR211KR202.2KR1510KR23R175674.7u50C19100KR1610K+22K390123456789101112131415C1547u50390R13C161R143.9 2W22KR121KR1047u50C14+9101KR9R52R32R3110u50C211KR3047u25C20+4.7KR2810KR29100K22K+10KR25 47KR26 47K10KR2768R3312RL122KR37C2310u50100KR383

11、3KR3422KR35C2210u504.7KR3622KR4122KR42R40R39R4422KR4310u50C24+2.2KR4947u25C26+2.2KR48+R51+R501/4W1/4W470R472W2W470R4647u25C289.1K47u25C2710K22K22K+C251u5047K910123300u50C303300u50C29+6.8KR453120.047C320.047C312112(K,P) : AC120V 60Hz50/60Hz: AC110-120V/220-240V: AC230V 50Hz: AC100V 50/60Hz(J)(E)(Y)56

12、43218109710967821345F1BLKWHT0.01C33T11321234T1.25AL 250V220-240V110-120VB+BT2JW 0: AC240V 50Hz(X)F2T2ALT2AT1.25ALT2.5AF1T1.25ALAUSTRALIAEUROPEJAPANEXJDESTINATIONCOUNTRYU.S.A.CANADAPXABB.YPKNOYESNONONOJW 039KR11/4W22KR1147KR24C170.047C180.047C1347PB+BB+B+BBB+B+BB+BB+BBB+B+BB+BB+BIC4I/OMAINLEDSW-38HTP

13、OWER SUPPLYSW-38HTK,PEXYJC6,70.0680.68R6270K18KCAUTION: For continued safety, replace safety critical components only withmanufacturers recommended parts (refer to parts list).indicates safety crit-ical components. For continued protection against risk of fire, replace onlywith same type and rating

14、fuse(s). To reduce the risk of electric shock, leak-age-current or resistance measurements shall be carried out (exposed partsare acceptably insulated from the supply circuit) before the appliance isreturned to the customer.The DC voltage is an actual reading measuredwith a high impedance type voltm

15、eter with nosignal input. The measurement value may varydepending on the measuring instruments usedor on the product.4EXPLODED VIEWParts with exploded numbers larger than 700 are not supplied. SW-38HT706605711T1 orT2752711754713603601610SW1708715753711714700751709707JK1INPUTVR1VOLUMESP1BCDEFGH: N44-

16、3010-45: N44-4016-45N44-4010-45N86-3006-45N86-3010-45N86-3014-45N10-2040-46 3x10(BLK)4x16(BLK)4x10(BLK)3x6(BLK)3x10(BLK)3x14(BLK)N4POWERSUPLY PCBLED PCB MAIN PCBI/O PCBBx2Fx2Hx2Hx2Gx2Cx2Dx2Dx2Cx2Bx2BCECCCCCFFFCCCx2Cx2Bx2702712604616123ABSW-38HT5PARTS LISTRef. NoAdd-ressNewPartsParts No.DescriptionDe

17、sti-nationRe-marksT23BL07-3047-05TRANSFORMER 120326-1228A17310KPT23BL07-3048-05TRANSFORMER 230326-1328A17310ET1/T23BL07-3049-05TRANSFORMER 115326-1528A17310Y/XR14RS14GB3D3R9JFL-PROOF RS3.9J2WR46,47RS14GB3D471JFL-PROOF RS470J2WVR1R31-0432-08POT1/B10K/RV16A371-1B14RV16AERL1S76-0218-08RELAY OMRON/SPS37

18、2-1G5PA1DC24S1S62-0219-08SWITCH VOLT VEV327-VEV1261BCTYD1-91N4148DIODE IN4148 D0334-31N4148D101N5240BDIODE-Z/1N5240B334-41N5240BD111N4148DIODE IN4148 D0334-31N4148D121N5246BDIODE-Z/1N5246B334-41N5246BD131N4148DIODE IN4148 D0334-31N4148D14KBU4DBRIDGE DIODE KB331-2KBU4DD16,171N4148DIODE IN4148 D0334-3

19、1N4148IC1-3TL072IC/TL072/DIP8 331-1TL072IC4TDA7293VIC ST TDA7293V 331-A7293V-00Q12N3906TR 2N3906 PNP T384-62N3906Q22N3904TR 2N3904 NPN T383-62N3904Q3,42N3906TR 2N3906 PNP T384-62N3906Q52N5401TR2N5401PNPT384-2N5401-00Q62N3906TR2N3906PNPT384-62N3906Q72N3904TR 2N3904 NPN T383-62N3904Q8,92N3906TR 2N3906

20、 PNP T384-62N3906Q10MPSW06TR/T0226/MPSW06383-9MPSW06Q112N3906TR 2N3906 PNP T384-62N3906Q12MPSW56TRANS/PNP/MPSW5384-9MPSW56 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.2L : ScandinaviaK

21、 : USAP : CanadaR : MexicoC : ChinaI : MalaysiaY : PX(Far East,Hawaii)T : EnglandE : EuropeG : GermanyV : China(Shanghai) Y : AAFES(Europe)X : AustraliaQ : RussiaH : KoreaM : Other Areasindicates safety critical components .Ref. NoAdd-ressNewPartsParts No.DescriptionDesti-nationRe-marks-B61-1221-00I

22、NSTRUCTION MAN640-SW38HT-00KPEX-B61-1227-00INSTRUCTION MAN640-SW38HY-00Y-H10-8443-08POLYFOAM TOP SW720-TSW38T-00-H10-8444-08POLYFOAM BTM SW720-BSW38T-00-H51-2069-08CARTON SW38HT K730-0SW38H-10KPEX-H51-2070-09CARTON SW38HT K730-0S38HY-10YS-H51-2071-09CARTON SW38HT K730-0SW38BY-10YB6013BE30-7084-05AC

23、POWER CORD (316-KP3555-01K6013BE30-7085-05AC CORD 2M EU 316-0E3555-00E6013BE30-7086-05AC CORD 2M 115/316-0M3555-00Y6013BE30-7087-05AC CORD 2M AS 316-0X3555-00X6033BJ42-0261-08BUSHING 5RF-4 P408-005RF4-006042AB06-1790-08CLOTH FRAME ASSK201-SW380HT-10KPEXYS6042AB06-1802-08CLOTH FRAME ASSK201-SW380HB-1

24、0YB6051AE30-7068-05CORD RCA PIN SL394-0SL307-006103BK29-0596-08KNOB SW38HT K218-SW3801B-006161AE03-0260-05AC PLUG ADAPTER344-0JT475-00YSP12AT10-1253-05WOOFER SW-38HT 300-K038HT1600SW13BS66-0206-08SW1/ROCKER/OR-L327-0RL17DBB2D15B30-1848-08LED L-7113CGCK 335-151102-00C2CE04KW1E220MELECTRO22UF25WVC3CK4

25、5FB1H102KCERAMIC1000PFKC4CK45FB1H101KCERAMIC100PFKC5CE04KW1H100MELECTRO10UF50WVC6,7CK45FB1H684KCERAMIC0.68UFKEXYC6,7CK45FB1H683KCERAMIC0.068UFKKPC8CK45FB1H683KCERAMIC0.068UFKC9CK45FB1H333KCERAMIC0.033UFKC10CE04KW1H100MELECTRO10UF50WVC11,12CE04KW1E470MELECTRO47UF25WVC13CC45FCH1H470JCERAMIC47PFJC14CE0

26、4KW1H470MELECTRO47UF50WVC15CE04BP1H470MNP-ELEC47UF50WVC16C91-0217-05M.POLYESTER 357-11051JJ13C17,18CK45FB1H473KCERAMIC0.047UFKC19CE04KW1H4R7MELECTRO4.7UF50WVC20CE04KW1E470MELECTRO47UF25WVC21CE04KW1H100MELECTRO10UF50WVC22,23CE04BP1H100MNP-ELEC10UF50WVC24CE04KW1H100MELECTRO10UF50WVC25CE04KW1H010MELECT

27、RO1.0UF50WVC26-28CE04KW1E470MELECTRO47UF25WVC29,30CE04KW1H332MELECTRO3300UF50WVC31,32CK45FB2A473MCERAMIC0.047UFMC33C90-6583-05CAP MP/10n/250V357-51032FM03JK1E63-0223-08RCA/1P/RJ-1081-399-RRJ10810103F1F50-0250-05FUSE 250/2A 51M365-312200102KPF1F50-0230-05FUSE 250V/2A 50365-312200101YF1F50-0228-05FUSE

28、 250V/1.25A365-312125101EXF2F50-0228-05FUSE 250V/1.25A365-312125101Y 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.1L : ScandinaviaK : USAP : CanadaR : MexicoC : ChinaI : MalaysiaY : PX(Far East,Hawaii)T : EnglandE : EuropeG : GermanyV : China(Shanghai) Y : AAFES(Europe)X : AustraliaQ : RussiaH : KoreaM : Other Areasindicates safety critical components .SW-38HT Y=YS+YB, YS=SW-38HT, YB=SW-38HT-BAMPSW-38HT