Kenwood-SW38HT-spk-sm 电路图 维修手册.pdf

《Kenwood-SW38HT-spk-sm 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Kenwood-SW38HT-spk-sm 电路图 维修手册.pdf（6页珍藏版）》请在收音机爱好者资料库上搜索。

1、Type . Subwoofer system with built-in amplifier Amplifier Dynamic 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 W Frequency Responce. 35 Hz 200

2、 Hz (For other countries) Rated Output Power .75 W RMS (100 Hz,6 ) Input Sensitivity & Input Impedance . 300 mV (37 k) Rated Power Consumption . 70 W Frequency Responce. 35 Hz 200 Hz Notes: 1. Kenwood follows a policy of continuous advancements in development. For this reason, specifications may be

3、changed without notice. 2. Full performance may not be exhibited in extremely cold locations (below 0 deg. C). Speaker Enclosure.Bass-Reflex, Floor Standing Type Speaker Units .160 mm (6-1/2) Cone type Nominal Impedance . 6 Dimensions Width . : 210 mm (8-1/4) Height .: 400 mm (15-3/4) Depth .: 350 m

4、m (13-3/4) Net Weight . 9.2 kg (20.3 lb) Supplied accessories Pin-plug cord. 1 NOTE:THE GRILLE CANNOT BE REMOVED . POWERED SUBWOOFER SW-38HT/-38HT-B SERVICE MANUAL 2004-6 PRINTED IN KOREA B51-5905-00 (K/K) 876 70% 100W POWERED SUBWOOFER POWER ON Woofer (T10-1253-05) RCA (E63-0223-08) Knob (K29-0596-

5、08) Cloth frame * (B06-) AC Power cord * (E30-) Switch (S66-0206-08) AC Power cord bushing (J42-0261-08) SPECIFICATIONS RadioFans.CN 收音机爱 好者资料库 SW-38HT 2 Pin-plug cord (1) (E30-7068-05) AC plug adapter(1) (E03-0260-05) ACCESSORIES Accessories How to Replace Woofer Cut the cloth of cloth frame assy a

6、nd replace it with new one after mount the speaker. RadioFans.CN 收音机爱 好者资料库 ACEBD 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view) E C E C E C E C EC E C E C E C EC E C EC EC R41 R38 R42 R44R43 C24 R39 R40 JW20 R9 JW15 JW11 C13 R1

7、1 R10 R15 JW7 R13 R14 JW27 R29 R31 C21 R25R28 R26 JW17 R27 R30 C16 R32 R33 C20 C14 R24 R20 R17 R16 R21 JW14 R36 R23 R7 L1 JW27 C1R2 VR1 R4 R1 R3 C4 C3 R5 C7 R6 C8 R8 C9 R19 R18 T1 JW 0 BLK P2 41 15 106 12 14 214 151 21 13 12 1 85 14 85 1 21 4 85 14 14 3 JW25 JW26 R49 R45 R50 JW23 R51 JW22 JW24 R47 R

8、48 JW10 R46 RL1 JW12 R34 R35 C19 JW21 JW13 JW9 C32 C31 JW8 C30 C15 C23 C22 C29 JW6 JW3 R21 JW5 JW4 C17 C18 R52 C28 C27 C26 C25 R37 JW1 JW2 C10 C2 JW19 JW18 F2 C6 C5 C11 C12 P1 BRN C33 F1 JW16 D15 CN5 LED I/O MAIN POWER SUPPLY CN1 JK1 Q1 CN10 Q2 Q4 IC1 D2 D1 IC2 IC3 D16 D17 CN2 D4 D3 D12 D9 D10 D8 Q7

9、 Q11 Q9 Q8 D11 Q12 D14 CN4 D13 CN3 D7 IC4 D6 CN9 Q3 Q5 D5 Q6 CN6 Q10 CN7 3 RadioFans.CN 收音机爱 好者资料库 ACEBD 2 1 3 5 7 4 6 SW-38HT SUB-IN JK1 D2 (1/2) IC1 D1 (2/2) IC1 (2/2) IC2 (1/2) IC2 CN1 CN2 (1/2) D3 D4 IC3 (2/2) IC3 Q1 D6D7 Q4 Q3 Q2 D5 Q6 Q5 CN3 D8D10 D9 D11 Q10 Q11 Q12 Q9 Q8 Q7 D12 CN6 D14 D13 D1

10、7 D16 CN5 D15 SW1 POWER SW CN4 CN10 CN7 USED (K) (P) (E) (X) TYPE CN9 S1 USED (Y) TYPE SIGNAL LINE B LINE B LINE GND LINE IC1-3 : TL072 IC4: TDA7293V Q1,3,4,6,8,9,11 : 2N3906 Q2,7: 2N3904 Q5: 2N5401 Q10: MPSW06 Q12: MPSW56 D1-9,11,13,16,17 : 1N4148 D12: 1N5246B D14: KBU4D D10: 1N5240B P1P2 L1 22K R2

11、 22u25 + C2 100P C4 82 4 3 1 C3 1000P R3 47K 6 5 7 1K R4 10K(B) VR1 10u50 + C5 5 6 7 2 3 1 4 8 22K R7 0.033 C9 22K R8 0.068 C8 C6C7 R5 10K R6 10u50 + C10 1 2 3 4 1 2 3 4 47u25 C11 + 47u25 C12 + 82 4 3 1 R18R19 10K R21 1K R20 2.2K R15 10K R23 R17 5 6 7 4.7u50 C19 100K R16 10K + 22K390 1 2 3 4 5 6 7 8

12、 9 10 11 12 13 14 15 C15 47u50 390 R13 C16 1 R14 3.9 2W 22K R12 1K R10 47u50 C14 + 9 10 1K R9 R52R32 R3110u50 C21 1K R30 47u25 C20 + 4.7K R28 10K R29 100K22K + 10K R25 47K R26 47K 10K R27 68 R33 1 2 RL1 22K R37 C23 10u50 100K R38 33K R34 22K R35 C22 10u50 4.7K R36 22K R41 22K R42 R40R39 R44 22K R43

13、10u50 C24 + 2.2K R49 47u25 C26 + 2.2K R48 + R51 + R50 1/4W 1/4W 470 R47 2W 2W 470 R46 47u25 C28 9.1K 47u25 C27 10K 22K22K + C25 1u50 47K 9 10 1 2 3300u50 C30 3300u50 C29 + 6.8K R45 3 1 2 0.047 C32 0.047 C31 2 1 1 2 (K,P) : AC120V 60Hz 50/60Hz : AC110-120V/220-240V : AC230V 50Hz : AC100V 50/60Hz(J) (

14、E) (Y) 5 6 4 3 2 1 8 10 9 7 10 9 6 7 8 2 1 3 4 5 F1 BLK WHT 0.01 C33 T1 132 1 2 3 4 T1.25AL 250V 220-240V110-120V B +B T2 JW 0 : AC240V 50Hz(X) F2 T2AL T2A T1.25AL T2.5A F1 T1.25AL AUSTRALIA EUROPE JAPAN E X J DESTINATION COUNTRY U.S.A. CANADA PX ABB. Y P K NO YES NO NO NO JW 0 39K R1 1/4W 22K R11 4

15、7K R24 C17 0.047 C18 0.047 C13 47P B +B B +B +B B B +B +B B +B B +B B B +B +B B +B B +B IC4 I/O MAIN LED SW-38HT POWER SUPPLY SW-38HT K,PEXYJ C6,70.0680.68 R6270K18K CAUTION: For continued safety, replace safety critical components only with manufacturers recommended parts (refer to parts list).indi

16、cates safety crit- ical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leak- age-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit)

17、before the appliance is returned to the customer. The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product. 4 EXPLODED VIEW Parts with exploded numbers larger t

18、han 700 are not supplied. SW-38HT 706 605 711 T1 or T2 752 711 754 713 603 601 610 SW1 708 715 753 711 714 700 751 709 707 JK1 INPUT VR1 VOLUME SP1 B C D E F G H : N44-3010-45 : : : : : : N44-4016-45 N44-4010-45 N86-3006-45 N86-3010-45 N86-3014-45 N10-2040-46 3x10(BLK) 4x16(BLK) 4x10(BLK) 3x6(BLK) 3

19、x10(BLK) 3x14(BLK) N4 POWER SUPLY PCB LED PCB MAIN PCB I/O PCB Bx2 Fx2 Hx2 Hx2 Gx2 Cx2 Dx2 Dx2 Cx2 Bx2 B C E C C C C C F F F C C Cx2 Cx2 Bx2 702 712 604 616 1 2 3 AB SW-38HT 5 PARTS LIST Ref. No Add- ress New Parts Parts No.Description Desti- nation Re- marks T23BL07-3047-05TRANSFORMER 120326-1228A1

20、7310KP T23BL07-3048-05TRANSFORMER 230326-1328A17310E T1/T23BL07-3049-05TRANSFORMER 115326-1528A17310Y/X R14RS14GB3D3R9JFL-PROOF RS3.9J2W R46,47RS14GB3D471JFL-PROOF RS470J2W VR1R31-0432-08POT1/B10K/RV16A371-1B14RV16AE RL1S76-0218-08RELAY OMRON/SPS372-1G5PA1DC24 S1S62-0219-08SWITCH VOLT VEV327-VEV1261

21、BCTY D1-91N4148DIODE IN4148 D0334-31N4148 D101N5240BDIODE-Z/1N5240B334-41N5240B D111N4148DIODE IN4148 D0334-31N4148 D121N5246BDIODE-Z/1N5246B334-41N5246B D131N4148DIODE IN4148 D0334-31N4148 D14KBU4DBRIDGE DIODE KB331-2KBU4D D16,171N4148DIODE IN4148 D0334-31N4148 IC1-3TL072IC/TL072/DIP8 331-1TL072 IC

22、4TDA7293VIC ST TDA7293V 331-A7293V-00 Q12N3906TR 2N3906 PNP T384-62N3906 Q22N3904TR 2N3904 NPN T383-62N3904 Q3,42N3906TR 2N3906 PNP T384-62N3906 Q52N5401TR2N5401PNPT384-2N5401-00 Q62N3906TR2N3906PNPT384-62N3906 Q72N3904TR 2N3904 NPN T383-62N3904 Q8,92N3906TR 2N3906 PNP T384-62N3906 Q10MPSW06TR/T0226

23、/MPSW06383-9MPSW06 Q112N3906TR 2N3906 PNP T384-62N3906 Q12MPSW56TRANS/PNP/MPSW5384-9MPSW56 New Parts Parts 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. 2 L : ScandinaviaK : USAP : CanadaR : MexicoC

24、 : ChinaI : Malaysia Y : PX(Far East,Hawaii)T : EnglandE : EuropeG : GermanyV : China(Shanghai) Y : AAFES(Europe)X : AustraliaQ : RussiaH : KoreaM : Other Areasindicates safety critical components . Ref. No Add- ress New Parts Parts No.Description Desti- nation Re- marks -B61-1221-00INSTRUCTION MAN6

25、40-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-10YB 6013BE30-7084-05AC POWER CO

26、RD (316-KP3555-01K 6013BE30-7085-05AC CORD 2M EU 316-0E3555-00E 6013BE30-7086-05AC CORD 2M 115/316-0M3555-00Y 6013BE30-7087-05AC CORD 2M AS 316-0X3555-00X 6033BJ42-0261-08BUSHING 5RF-4 P408-005RF4-00 6042AB06-1790-08CLOTH FRAME ASSK201-SW380HT-10KPEXYS 6042AB06-1802-08CLOTH FRAME ASSK201-SW380HB-10Y

27、B 6051AE30-7068-05CORD RCA PIN SL394-0SL307-00 6103BK29-0596-08KNOB SW38HT K218-SW3801B-00 6161AE03-0260-05AC PLUG ADAPTER344-0JT475-00Y SP12AT10-1253-05WOOFER SW-38HT 300-K038HT1600 SW13BS66-0206-08SW1/ROCKER/OR-L327-0RL17DBB2 D15B30-1848-08LED L-7113CGCK 335-151102-00 C2CE04KW1E220MELECTRO22UF25WV

28、 C3CK45FB1H102KCERAMIC1000PFK C4CK45FB1H101KCERAMIC100PFK C5CE04KW1H100MELECTRO10UF50WV C6,7CK45FB1H684KCERAMIC0.68UFKEXY C6,7CK45FB1H683KCERAMIC0.068UFKKP C8CK45FB1H683KCERAMIC0.068UFK C9CK45FB1H333KCERAMIC0.033UFK C10CE04KW1H100MELECTRO10UF50WV C11,12CE04KW1E470MELECTRO47UF25WV C13CC45FCH1H470JCER

29、AMIC47PFJ C14CE04KW1H470MELECTRO47UF50WV C15CE04BP1H470MNP-ELEC47UF50WV C16C91-0217-05M.POLYESTER 357-11051JJ13 C17,18CK45FB1H473KCERAMIC0.047UFK C19CE04KW1H4R7MELECTRO4.7UF50WV C20CE04KW1E470MELECTRO47UF25WV C21CE04KW1H100MELECTRO10UF50WV C22,23CE04BP1H100MNP-ELEC10UF50WV C24CE04KW1H100MELECTRO10UF

30、50WV C25CE04KW1H010MELECTRO1.0UF50WV C26-28CE04KW1E470MELECTRO47UF25WV C29,30CE04KW1H332MELECTRO3300UF50WV C31,32CK45FB2A473MCERAMIC0.047UFM C33C90-6583-05CAP MP/10n/250V357-51032FM03 JK1E63-0223-08RCA/1P/RJ-1081-399-RRJ10810103 F1F50-0250-05FUSE 250/2A 51M365-312200102KP F1F50-0230-05FUSE 250V/2A 5

31、0365-312200101Y F1F50-0228-05FUSE 250V/1.25A365-312125101EX F2F50-0228-05FUSE 250V/1.25A365-312125101Y New Parts Parts 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. 1 L : ScandinaviaK : USAP : CanadaR : MexicoC : ChinaI : Malaysia Y : 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-B AMP SW-38HT