Kenwood-SW-38-HTB-Service-Manual电路原理图.pdf
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.70WFrequency Responce.35 Hz 200 Hz(For other countries)Rated Output Power.75 W RMS (100 Hz,6 )Input Sensitivity & Input Impedance.300 mV (37 k)Rated Power Consumption.70WFrequency Responce.35 Hz 200 HzNotes:1.Kenwood follows a policy of continuous advancements in development. For this reason, specifications may bechanged without 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.9.2 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-)Switch(S66-0206-08)AC Power cord bushing(J42-0261-08)SPECIFICATIONSSW-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.ACEBD2 1357 46Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view)ECECECECECECECECECECECECR41R38R42 R44R43C24R39R40JW20R9JW15JW11C13R11R10R15JW7R13R14JW27R29R31C21R25R28R26JW17R27R30C16R32R33C20C14R24R20R17R16R21JW14R36R23R7L1JW27C1R2VR1R4R1R3C4C3R5C7R6C8R8C9R19R18T1JW 0BLKP24115 106121421415 1211312185148512148514143JW25JW26R49R45R50JW23R51JW22JW24R47R48JW10R46RL1JW12R34R35C19JW21JW13JW9C32C31JW8C30C15C23C22C29JW6JW3R21JW5JW4C17C18R52C28C27C26C25R37JW1JW2C10C2JW19JW18F2C6C5C1 1C12P1BRNC33F1JW16D15CN5LEDI/OMAINPOWER SUPPLYCN1JK1Q1CN10Q2Q4IC1D2D1IC2IC3D16D17CN2D4D3D12D9D10D8Q7Q11Q9Q8D11Q12D14CN4D13CN3D7IC4D6CN9Q3Q5 D5Q6CN6Q10CN73ACEBD2 1357 46SW-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) TYPECN9S1USED (Y) TYPESIGNALLINEB 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 47K6571K R410K(B)VR110u50+C55672 314 822KR70.033C922KR80.068C8C6C7R510KR610u50+ C101234123447u25C1 1+47u25C12+82431R18R1910K R211KR202.2KR1510K R23R175 674.7u50C19100KR1610K+22K390123456789101112131415C1547u50390R13C161R143.9 2W22KR121KR1047u50C14+9101K R9R52 R32R3110u50C211KR3047u25C20+4.7KR2810KR29100K 22K+10KR25 47K R26 47K10KR2768R3312RL122KR37C2310u50100KR3833K R3422K R35C2210u504.7KR3622KR4122KR42R40 R39R4422KR4310u50C24+2.2KR4947u25C26+2.2KR48+R51+R501/4W1/4W470 R472W 2W 470 R4647u25C289.1K47u25C2710K22K 22K+C251u5047K9101 23300u50C303300u50C29+6.8K R453 120.047C320.047C312112(K,P): AC120V 60Hz50/60Hz: AC110-120V/220-240V: AC230V 50Hz: AC100V 50/60Hz(J) (E) (Y)5643218109 7109 67821 3 4 5F1BLKWHT0.01 C33T11321234T1.25AL250V220-240V110-120VB+BT2JW 0: AC240V 50Hz(X)F2T2ALT2AT1.25ALT2.5AF1T1.25ALAUSTRALIAEUROPEJAPANEXJDESTINATIONCOUNTRYU.S.A.CANADAPXABB.Y P KNOYESNO NONOJW 039KR11/4W22KR1 147KR24C170.047C180.047C1347PB+BB+B+BBB+B+BB+BB+BBB+B+BB+BB+BIC4I/OMAINLEDSW-38HTPOWER SUPPLYSW-38HTK,PEXYJC6,70.0680.68R6270K18KCAUTION:For continued safety, replace safety critical components only withmanufacturer's recommended parts (refer to parts list).indicates safety crit-ical components. For continued protection against risk of fire, replace onlywith same type and rating 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 voltmeter 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: N44-3010-45: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)N4POWERSUPLYPCBLED PCBMAIN PCBI/O PCBBx2Fx2Hx2Hx2Gx2Cx2Dx2Dx2Cx2Bx2BCECCCCCFFFCCCx2Cx2Bx2702712604616123ABSW-38HT5PARTS LISTRef. NoAdd-ressNewPartsParts No. DescriptionDesti-nationRe-marksT2 3B L07-3047-05 TRANSFORMER 120326-1228A17310 KPT2 3B L07-3048-05 TRANSFORMER 230326-1328A17310 ET1/T2 3B L07-3049-05 TRANSFORMER 115326-1528A17310 Y/XR14 RS14GB3D3R9J FL-PROOF RS 3.9 J 2WR46,47 RS14GB3D471J FL-PROOF RS 470 J 2WVR1 R31-0432-08 POT1/B10K/RV16A371-1B14RV16AERL1 S76-0218-08 RELAY OMRON/SPS372-1G5PA1DC24S1 S62-0219-08 SWITCH VOLT VEV327-VEV1261BCT YD1-9 1N4148 DIODE IN4148 D0334-31N4148D10 1N5240B DIODE-Z/1N5240B334-41N5240BD11 1N4148 DIODE IN4148 D0334-31N4148D12 1N5246B DIODE-Z/1N5246B334-41N5246BD13 1N4148 DIODE IN4148 D0334-31N4148D14 KBU4D BRIDGE DIODE KB331-2KBU4DD16,17 1N4148 DIODE IN4148 D0334-31N4148IC1-3 TL072 IC/TL072/DIP8 331-1TL072IC4 TDA7293V IC ST TDA7293V 331-A7293V-00Q1 2N3906 TR 2N3906 PNP T384-62N3906Q2 2N3904 TR 2N3904 NPN T383-62N3904Q3,4 2N3906 TR 2N3906 PNP T384-62N3906Q5 2N5401 TR2N5401PNPT384-2N5401-00Q6 2N3906 TR2N3906PNPT384-62N3906Q7 2N3904 TR 2N3904 NPN T383-62N3904Q8,9 2N3906 TR 2N3906 PNP T384-62N3906Q10 MPSW06 TR/T0226/MPSW06383-9MPSW06Q11 2N3906 TR 2N3906 PNP T384-62N3906Q12 MPSW56 TRANS/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 : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai) Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .Ref. NoAdd-ressNewPartsParts No. DescriptionDesti-nationRe-marks- B61-1221-00 INSTRUCTION MAN640-SW38HT-00 KPEX- B61-1227-00 INSTRUCTION MAN640-SW38HY-00 Y- H10-8443-08 POLYFOAM TOP SW720-TSW38T-00- H10-8444-08 POLYFOAM BTM SW720-BSW38T-00- H51-2069-08 CARTON SW38HT K730-0SW38H-10 KPEX- H51-2070-09 CARTON SW38HT K730-0S38HY-10 YS- H51-2071-09 CARTON SW38HT K730-0SW38BY-10 YB601 3B E30-7084-05 AC POWER CORD (316-KP3555-01 K601 3B E30-7085-05 AC CORD 2M EU 316-0E3555-00 E601 3B E30-7086-05 AC CORD 2M 115/316-0M3555-00 Y601 3B E30-7087-05 AC CORD 2M AS 316-0X3555-00 X603 3B J42-0261-08 BUSHING 5RF-4 P408-005RF4-00604 2A B06-1790-08 CLOTH FRAME ASSK201-SW380HT-10 KPEXYS604 2A B06-1802-08 CLOTH FRAME ASSK201-SW380HB-10 YB605 1A E30-7068-05 CORD RCA PIN SL394-0SL307-00610 3B K29-0596-08 KNOB SW38HT K218-SW3801B-00616 1A E03-0260-05 AC PLUG ADAPTER344-0JT475-00 YSP1 2A T10-1253-05 WOOFER SW-38HT 300-K038HT1600SW1 3B S66-0206-08 SW1/ROCKER/OR-L327-0RL17DBB2D15 B30-1848-08 LED L-7113CGCK 335-151102-00C2 CE04KW1E220M ELECTRO 22UF 25WVC3 CK45FB1H102K CERAMIC 1000PF KC4 CK45FB1H101K CERAMIC 100PF KC5 CE04KW1H100M ELECTRO 10UF 50WVC6,7 CK45FB1H684K CERAMIC 0.68UF K EXYC6,7 CK45FB1H683K CERAMIC 0.068UF K KPC8 CK45FB1H683K CERAMIC 0.068UF KC9 CK45FB1H333K CERAMIC 0.033UF KC10 CE04KW1H100M ELECTRO 10UF 50WVC11,12 CE04KW1E470M ELECTRO 47UF 25WVC13 CC45FCH1H470J CERAMIC 47PF JC14 CE04KW1H470M ELECTRO 47UF 50WVC15 CE04BP1H470M NP-ELEC 47UF 50WVC16 C91-0217-05 M.POLYESTER 357-11051JJ13C17,18 CK45FB1H473K CERAMIC 0.047UF KC19 CE04KW1H4R7M ELECTRO 4.7UF 50WVC20 CE04KW1E470M ELECTRO 47UF 25WVC21 CE04KW1H100M ELECTRO 10UF 50WVC22,23 CE04BP1H100M NP-ELEC 10UF 50WVC24 CE04KW1H100M ELECTRO 10UF 50WVC25 CE04KW1H010M ELECTRO 1.0UF 50WVC26-28 CE04KW1E470M ELECTRO 47UF 25WVC29,30 CE04KW1H332M ELECTRO 3300UF 50WVC31,32 CK45FB2A473M CERAMIC 0.047UF MC33 C90-6583-05 CAP MP/10n/250V357-51032FM03JK1 E63-0223-08 RCA/1P/RJ-1081-399-RRJ10810103F1 F50-0250-05 FUSE 250/2A 51M365-312200102 KPF1 F50-0230-05 FUSE 250V/2A 50365-312200101 YF1 F50-0228-05 FUSE 250V/1.25A365-312125101 EXF2 F50-0228-05 FUSE 250V/1.25A365-312125101 Y 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 : Scandinavia K : USA P : Canada R : Mexico C : China I : MalaysiaY : PX(Far East,Hawaii) T : England E : Europe G : Germany V : China(Shanghai) Y : AAFES(Europe) X : Australia Q : Russia H : Korea M : Other Areas indicates safety critical components .SW-38HT Y=YS+YB, YS=SW-38HT, YB=SW-38HT-BAMPSW-38HT
