Montarbo-W20A-spk-sm 电路图 维修手册.pdf

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1、W20A Bi-amped, 2-way speaker systems SERVICE MANUAL - MANUALE DI SERVIZIO 2003 RadioFans.CN 收音机爱 好者资料库 W20A BI-AMPED, 2-WAY SPEAKER SYSTEM TABLE OF CONTENTS: Spare parts Technical specifications Elettrical diagram 1st version Elettrical diagram 2nd version Elettrical diagram 3rd version Assembled ci

2、rcuit boards INDICE: Parti di ricambio Dati tecnici Schema elettrico - 1a versione Schema elettrico - 2a versione Schema elettrico - 3a versione Circuiti assemblati RadioFans.CN 收音机爱 好者资料库 D52W18T Amplifier chassis Telaio amplificatore SPARE PARTS PARTI DI RICAMBIO B005010 Power transformer Trasform

3、atore D52W18R Power amplifier heat sink Radiatore amplificato D52W20A Control and connection panel Pannello controlli e connessioni D20W202 Powder coated steel grid Rete verniciata a polveri B005538 Coil 0,7mHr (2mm) Bobina 0,7mHr (2mm) A300103 10 high efficency custom woofer - 8 ohms Woofer 10 ad a

4、lta efficienza 8 ohm A300118 Driver 8 ohms Driver 8 ohms A300212 High frequency horn Tromba alte frequenze D10W20W (oppure D100W18) 2-way filter Filtro 2 vie A088676 A088677 Transport handle Maniglie laterali per il trasporto D00W18F Power amplifier Finale di potenza B010020 Stand holder Supporto as

5、ta A560107 Fan Ventola RadioFans.CN 收音机爱 好者资料库 SPARE PARTS PARTI DI RICAMBIO LIFT FUSE F 6,3 A 220V 50/60Hz GND 2 / WAY PROCESSOR CONTROLLED ACTIVE SPEAKER SYSTEM Montarbo 20 AMOD. SERIAL N. 600+250W XLR 1 GND 2 3 TO PREVENT RISK OF FIRE ALWAYS REPLACE FUSES WITH SAME TYPE AND RATINGS. CAUTION : CAU

6、TION : TO PREVENT ELECTRICAL SHOCK, DO NOT REMOVE COVERS. NO USER - SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. VOL. 2 7 6 5 4 9 100 8 3 1 POWER H.F. 2 7 6 5 4 9 100 8 3 1 POWER CONSUMPTION 1600W LINKOUTIN LINKOUTIN I 0 W 10K 0,775V RMS A900021 Power ON/OFF switch Inter

7、ruttore bipolare A608036 Black knob Manopola nera A600060 6A fuse Fusibile 6A A603055 I.E.C. power supply socket Presa Europea a vaschetta A900032 Switch Deviatore TECHNICAL SPECIFICATIONS DATI TECNICI Speaker system Components: - bass frequencies Woofer Mod. 10/058 - 8 Nominal diameter Frequancy ra

8、nge Power capacity Sensitivity Rated impedance Net weight Thiele polyurethane paint 34,5 x 82 x 36 cm 49,5 Kg Sistema acustico Componenti: - frequenze basse Woofer Mod. 10/058 8ohm Diametro Banda passante Potenza nominale Sensibilita Impedenza nominale Peso netto Parametri Thiele & Small fs Re Qms Q

9、es Qts Vas no B.l SD Xmax Pe - frequenze medie e alte Exponential horn (ME60) Angolo di dispersione: Frequenza di taglio: Diametro gola: Materiale: Dimensioni: Peso netto: Driver (DE750) Diametro gola: Impedenza nominale : D.C. resistenza: Potenza nominale: Sensibilita: Banda passante: Diametro bobi

10、na: Materiale avvolgimento bobina: Materiale supporto bobina: Induttanza: Densita di flusso: Diametro: Profondita: Peso netto: Impedenza Risposta in frequenza Sensibilita (1W / 1m) Max SPL Crossover elettronico incorporato: frequenza di incrocio pendenza Amplificatori incorporati Potenza max di usci

11、ta- bassi - medio/alti Risposta in frequenza(bassi + medio/alti) Impedenza ingresso Sensibilita ingresso Rumore riferito allingresso Alimentazione Fusibile Connessioni Costruzione e finiture Dimensioni (l x h x p): Peso ScaleSheet SizeFCSM No.DWG No.Rev 0 of 0 A245.95 ELETTRONICA MONTARBO VIA G. DI

12、VITTORIO 13 CADRIANO DI GRANAROLO 40057 BOLOGNA ITALY W20A 1a versione R110K R2 22K R3 750 1% R4 390 R5100 R610K 3W R7330 R815K R910 R10820 R11 10K R12100 R13 100 R14 10 4W R15 1K R16 1M R17 4K7 R18 3K9 R19 1M R20 10K R21 22K R22 47K R2310K R24 22K R25 750 1% R26 390 R27100 R28330 R2910K 3W R3015K R

13、31 10K R32820 R33 100 R34 100 R35 10 4W R36 1M R37 1K R38 4K7 R39 1M R40 3K9 R41 10K R42 22K R43 47K R442K2 5W R452K2 5W R4610 C1 22u C4 100u C9 4u7 63V C2 220p C3 33p C5 220n C6 220n C10 22u C7 220n C8 100n C1122u C14 100u C19 4u7 63V C12 220p C13 33p C15 220n C16 220n C20 22u C17 220n C18 100n C21

14、 100u C22 100u C25 220n C26 220n C27 220n C28 220n C24 100n C23 100n D1 1N4007 D4 1N4148 D7 1N4148 D8 1N4007 D2 1N4007 D3 10V D6 1N4148 D5 10V D9 1N4007 D10 12V DX 10V D11 1N4007 D14 1N4148 D17 1N4148 D18 1N4007 D12 1N4007 D13 10V D16 1N4148 D15 10V D19 1N4007 D20 12V T9 BC449 T10 BC449 T11 BC449 T1

15、3 MPSA06 T14 MJE340 T15 BC449 T12 MJE350 T16 2N5457 T1 BC449 T2 BC449 T3 BC449 T5 MPSA06 T6 MJE340 T7 BC449 T4 MJE350 T8 2N5457 P1 1K P2 1K TP1 TP2 D21 15V D22 15V F210A F14A +95V GATE+ OUT GATE- -95V +95V GATE+ OUT GATE- -95V OUT HIGH OUT BASS IN GND IN GND +15V -15V GND GND +95V 0V -95V 1 2 TEST1

16、TP 1 2 TEST1 TP C29 1u 250V +95V -95V 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W Nota: per casse W18 e W20 il fusibile F2 e di 10A per casse W12 e W15 il fusibile e 6A BASS WOOFER 8 ohm HIGH HORN +- BDX 25A 600V CW 68n 400V CZ 68n 400V CX 10000u 100V CY 1000

17、0u 100V TRANSFORMER FILTER POWER SWITCH FUSE 50/60Hz 220V AC +95V -95V FILTRO R40-KI-3100-5001M A214105 A244109 A244109 W12J W20J W18FR2 R18 680 R17 680 R16 680 R13 680 T1 IRFP240 T2 IRFP240 T3 IRFP240 T6 IRFP9240 T7 IRFP9240 T8 IRFP9240 R1 0.18 5W R2 0.18 5W R3 0.18 5W R6 0.18 5W R7 0.18 5WR8 0.18

18、5W R11 680 R12 680 R27 680 R25 680 T11 IRFP240 T13 IRFP9240 R21 0.18 5W R23 0.18 5W R19 680 R14 680 T4 IRFP240 T9 IRFP9240 R4 0.18 5W R9 0.18 5W R20 680 R15 680 T5 IRFP240 T10 IRFP9240 R5 0.18 5W R10 0.18 5W R28 680 R26 680 T12 IRFP240 T14 IRFP9240 R22 0.18 5W R24 0.18 5W W18T R1 100K R2 10K0 R3 10K

19、0 R4 10K0 R510K0 R6100K R715K R8 10K R939K2R105K9 R1112K1 R12 12K1 R1339K2 R1412K1 R15 12K1 R1647K R172K2 R18 39K R1922K R20 39K R2122K R226K8R238K2 R24 18K R2522K R262K7 R2722K R28 18K R29 22K R30 12K1R3112K1 R3239K2R335K9 R34 12K1 R35 12K1 R3639K2R3747K R384K7 R39 0 R4022K R4122K R4222K R43 33KR44

20、 5K6R4510K R46 2K7R47 220 R4822K R49 22K R50 22K R51 10K R52 1K2 R5322K R54 22 R55 0 R5627K R5722K R58 2K7 R59100K R60 1K R6122K R62 39K R64 10K R63 680 R65 2K2 C1 22u C2 22u C5 22u C7 22u C8 22u C19 22u C347p C4 47p C647p C9 10n C10 10n C11 10n C12 10n C13 1n5 C1447p C15 680p C16 1n C17 470p C1847p

21、 C20 10n C21 10n C22 10n C23 10n C24 330n C25 15n C2647p C27 1n C29 100n C30 100n C28 10u NP C31 22u C32 100n C33 100n C34 100n C35 100n C36 22u C37 22u C38 1u NP C3947p 5 6 7 IC5B TL072 3 2 1 IC5A TL072 5 6 7 IC6B TL072 3 2 1 IC6A TL072 3 2 1 IC7A TL0725 6 7 IC7B TL072 5 6 7 IC4B TL072 3 2 1 IC4A T

22、L072 5 6 7 IC3B TL072 3 2 1 IC3A TL072 5 6 7 IC2B TL072 3 2 1 IC2A TL072 5 6 7 IC1B TL072 3 2 1 IC1A TL072 1 3 2 XLR2 1 3 2 XLR1 JK1 JK2 P1 10K LIN P2 10K LIN PARALLEL INPUTS +15V -15V +15V -15V GND GND OUT H GND OUT L GND CNN1 CNN2 W18FR2 L2 0.6mHr R58R2 15W R115 15W R215 15W R3 0,39 5W R4 0,39 5W

23、C1 16u 450V C2 30u 250V L1 0.7mHr P O S P1 IN GND P O S P2 OUT GND GND GND IN GND W18W BASS WOOFER 8 ohm 6,3A GROUND/LIFT C1 1u 250V W18KR1 +95V POWER SUPPLY ScaleSheet SizeFCSM No.DWG No.Rev 0 of 0 A221.98 ELETTRONICA MONTARBO VIA G. DI VITTORIO 13 CADRIANO DI GRANAROLO 40057 BOLOGNA ITALY W20A - 2

24、a versione R110K R2 22K R3 750 1% R4 390 R5100 R610K 3W R7330 R815K R910 R10820 R11 10K R12100 R13 100 R14 10 4W R15 1K R16 1M R17 4K7 R18 3K9 R19 1M R20 10K R21 22K R22 47K R2310K R24 22K R25 750 1% R26 390 R27100 R28330 R2910K 3W R3015K R31 10K R32820 R33 100 R34 100 R35 10 4W R36 1M R37 1K R38 4K

25、7 R39 1M R40 3K9 R41 10K R42 22K R43 47K R442K2 5W R452K2 5W R4610 C1 22u C4 100u C9 4u7 63V C2 220p C3 33p C5 220n C6 220n C10 22u C7 220n C8 100n C1122u C14 100u C19 4u7 63V C12 220p C13 33p C15 220n C16 220n C20 22u C17 220n C18 100n C21 100u C22 100u C25 220n C26 220n C27 220n C28 220n C24 100n

26、C23 100n D1 1N4007 D4 1N4148 D7 1N4148 D8 1N4007 D2 1N4007 D3 10V D6 1N4148 D5 10V D9 1N4007 D10 12V DX 10V D11 1N4007 D14 1N4148 D17 1N4148 D18 1N4007 D12 1N4007 D13 10V D16 1N4148 D15 10V D19 1N4007 D20 12V T9 BC449 T10 BC449 T11 BC449 T13 MPSA06 T14 MJE340 T15 BC449 T12 MJE350 T16 2N5457 T1 BC449

27、 T2 BC449 T3 BC449 T5 MPSA06 T6 MJE340 T7 BC449 T4 MJE350 T8 2N5457 P1 1K P2 1K TP1 TP2 D21 15V D22 15V F210A F14A +95V GATE+ OUT GATE- -95V +95V GATE+ OUT GATE- -95V OUT HIGH OUT BASS IN GND IN GND +15V -15V GND GND +95V 0V -95V 1 2 TEST1 TP 1 2 TEST1 TP C29 1u 250V +95V -95V 1/2W 1/2W 1/2W 1/2W 1/

28、2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W Nota: per casse W18 e W20 il fusibile F2 e di 10A per casse W12 e W15 il fusibile e 6A BASS WOOFER 8 ohm HIGH HORN +- BDX 25A 600V CW 68n 400V CZ 68n 400V CX 10000u 100V CY 10000u 100V TRANSFORMER FILTER POWER SWITCH FUSE 50/60Hz 220V AC

29、 +95V -95V FILTRO R40-KI-3100-5001M A214105 A244109 A244109 W12J W12J (per W20A) W18FR2 GROUND/LIFT R18 680 R17 680 R16 680 R13 680 T1 IRFP240 T2 IRFP240 T3 IRFP240 T6 IRFP9240 T7 IRFP9240 T8 IRFP9240 R1 0.18 5W R2 0.18 5W R3 0.18 5W R6 0.18 5W R7 0.18 5WR8 0.18 5W R11 680 R12 680 R27 680 R25 680 T1

30、1 IRFP240 T13 IRFP9240 R21 0.18 5W R23 0.18 5W R19 680 R14 680 T4 IRFP240 T9 IRFP9240 R4 0.18 5W R9 0.18 5W R20 680 R15 680 T5 IRFP240 T10 IRFP9240 R5 0.18 5W R10 0.18 5W R28 680 R26 680 T12 IRFP240 T14 IRFP9240 R22 0.18 5W R24 0.18 5W W18T R1 100K R2 10K0 R3 10K0 R4 10K0 R510K0 R6100K R715K R8 10K

31、R939K2R105K9 R1112K1 R12 12K1 R1339K2 R1412K1 R15 12K1 R1647K R172K2 R18 39K R1922K R20 39K R2122K R226K8R238K2 R24 18K R2522K R262K7 R2722K R28 18K R29 22K R30 12K1R3112K1 R3239K2R335K9 R34 12K1 R35 12K1 R3639K2R3747K R384K7 R39 0 R4022K R4122K R4222K R43 33KR44 5K6R4510K R46 2K7R47 220 R4822K R49

32、22K R50 22K R51 10K R52 1K2 R5322K R54 22 R55 0 R5627K R5722K R58 2K7 R59100K R60 1K R6122K R62 39K R64 10K R63 680 R65 2K2 C1 22u C2 22u C5 22u C7 22u C8 22u C19 22u C347p C4 47p C647p C9 10n C10 10n C11 10n C12 10n C13 1n5 C1447p C15 680p C16 1n C17 470p C1847p C20 10n C21 10n C22 10n C23 10n C24

33、330n C25 15n C2647p C27 1n C29 100n C30 100n C28 10u NP C31 22u C32 100n C33 100n C34 100n C35 100n C36 22u C37 22u C38 1u NP C3947p 5 6 7 IC5B TL072 3 2 1 IC5A TL072 5 6 7 IC6B TL072 3 2 1 IC6A TL072 3 2 1 IC7A TL0725 6 7 IC7B TL072 5 6 7 IC4B TL072 3 2 1 IC4A TL072 5 6 7 IC3B TL072 3 2 1 IC3A TL07

34、2 5 6 7 IC2B TL072 3 2 1 IC2A TL072 5 6 7 IC1B TL072 3 2 1 IC1A TL072 1 3 2 XLR2 1 3 2 XLR1 JK1 JK2 P1 10K LIN P2 10K LIN PARALLEL INPUTS +15V -15V +15V -15V GND GND OUT H GND OUT L GND CNN1 CNN2 C40 1u 250V W18FR2 L2 0.6mHr R58R2 15W R115 15W R215 15W R3 0,39 5W R4 0,39 5W C1 16u 450V C2 30u 250V L

35、1 0.7mHr P O S P1 IN GND P O S P2 OUT GND GND GND IN GND W18W BASS WOOFER 8 ohm 6,3A +95V POWER SUPPLY ScaleSheet SizeFCSM No.DWG No.Rev 1 of 1 A221.00 ELETTRONICA MONTARBO VIA G. DI VITTORIO 13 CADRIANO DI GRANAROLO 40057 BOLOGNA - ITALY W20A - 3a versione Error : MNTR1.TIF File Not Found R110K R2

36、22K R3 750 1% R4 390 R5100 R610K 3W R7330 R815K R910 R101K R11 10K R12100 R13 100 R14 10 4W R15 1K R16 1M R17 4K7 R18 3K9 R19 1M R20 10K R2122K R2247K R2310K R24 22K R25 750 1% R26 390 R27100 R28330 R2910K 3W R3015K R31 10K R321K R33 100 R34 100 R35 10 4W R36 1M R37 1K R38 4K7 R39 1M R40 3K9 R41 10K

37、 R4222K R4347K R442K2 5W R452K2 5W R4610 C1 22u C4 100u C9 4u7 63V C2 220p C3 33p C5 220n C6 220n C10 22u C7 220n C8 100n C1122u C14 100u C19 4u7 63V C12 220p C13 33p C15 220n C16 220n C20 22u C17 220n C18 100n C21 100u C22 100u C25 220n C26 220n C27 220n C28 220n C24 100n C23 100n D1 1N4007 D4 1N41

38、48 D7 1N4148 D8 1N4007 D2 1N4007 D3 10V D6 1N4148 D5 10V D9 1N4007 D10 12V DX 10V D11 1N4007 D14 1N4148 D17 1N4148 D18 1N4007 D12 1N4007 D13 10V D16 1N4148 D15 10V D19 1N4007 D20 12V T9 BC449 T10 BC449 T11 BC449 T13 MPSA06 T14 MJE340 T15 BC449 T12 MJE350 T16 2N5457 T1 BC449 T2 BC449 T3 BC449 T5 MPSA

39、06 T6 MJE340 T7 BC449 T4 MJE350 T8 2N5457 P1 470 P2 470 TP1 TP2 D21 15V D22 15V F210A F14A +95V GATE+ OUT GATE- -95V +95V GATE+ OUT GATE- -95V OUT HIGH OUT BASS IN GND IN GND +15V -15V GND GND +95V 0V -95V 1 2 TEST1 TP 1 2 TEST1 TP C29 1u 250V +95V -95V 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1

40、/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W 1/2W Nota: per casse W18 e W20 il fusibile F2 e di 10A per casse W12 e W15 il fusibile e 6A BASS WOOFER 8 ohm HIGH HORN +- BDX 25A 600V CW 68n 400V CZ 68n 400V CX 10000u 100V CY 10000u 100V TRANSFORMER FILTER POWER SWITCH FUSE 50/60Hz 220V AC +95V -95V FILTRO R40-KI

41、-3100-5001M A214105 A244109 A244109 W12J W12J (per W20A) W18FR3/W18FR4 GROUND/LIFT R18 680 R17 680 R16 680 R13 680 T1 IRFP240 T2 IRFP240 T3 IRFP240 T6 IRFP9240 T7 IRFP9240 T8 IRFP9240 R1 0.18 5W R2 0.18 5W R3 0.18 5W R6 0.18 5W R7 0.18 5WR8 0.18 5W R11 680 R12 680 R27 680 R25 680 T11 IRFP240 T13 IRF

42、P9240 R21 0.18 5W R23 0.18 5W R19 680 R14 680 T4 IRFP240 T9 IRFP9240 R4 0.18 5W R9 0.18 5W R20 680 R15 680 T5 IRFP240 T10 IRFP9240 R5 0.18 5W R10 0.18 5W R28 680 R26 680 T12 IRFP240 T14 IRFP9240 R22 0.18 5W R24 0.18 5W W18T R1 100K R2 10K0 R3 10K0 R4 10K0 R510K0 R6100K R715K R8 10K R939K2R105K9 R111

43、2K1 R12 12K1 R1339K2 R1412K1 R15 12K1 R1647K R172K2 R18 39K R1922K R20 39K R2122K R226K8R238K2 R24 18K R2522K R262K7 R2722K R28 18K R29 22K R30 12K1R3112K1 R3239K2R335K9 R34 12K1 R35 12K1 R3639K2R3747K R384K7 R39 0 R4022K R4122K R4222K R43 33KR44 5K6R4510K R46 2K7R47 220 R4822K R49 22K R50 22K R51 1

44、0K R52 1K2 R5322K R54 22 R55 0 R5627K R5722K R58 2K7 R59100K R60 1K R6122K R62 39K R64 10K R63 680 R65 2K2 C1 22u C2 22u C5 22u C7 22u C8 22u C19 22u C347p C4 47p C647p C9 10n C10 10n C11 10n C12 10n C13 1n5 C1447p C15 680p C16 1n C17 470p C1847p C20 10n C21 10n C22 10n C23 10n C24 330n C25 15n C264

45、7p C27 1n C29 100n C30 100n C28 10u NP C31 22u C32 100n C33 100n C34 100n C35 100n C36 22u C37 22u C38 1u NP C3947p 5 6 7 IC5B TL072 3 2 1 IC5A TL072 5 6 7 IC6B TL072 3 2 1 IC6A TL072 3 2 1 IC7A TL0725 6 7 IC7B TL072 5 6 7 IC4B TL072 3 2 1 IC4A TL072 5 6 7 IC3B TL072 3 2 1 IC3A TL072 5 6 7 IC2B TL07

46、2 3 2 1 IC2A TL072 5 6 7 IC1B TL072 3 2 1 IC1A TL072 1 3 2 XLR2 1 3 2 XLR1 JK1 JK2 P1 10K LIN P2 10K LIN PARALLEL INPUTS +15V -15V +15V -15V GND GND OUT H GND OUT L GND CNN1 CNN2 C40 1u 250V W18FR2 L2 0.6mHr R58R2 15W R115 15W R215 15W R3 0,39 5W R4 0,39 5W C1 16u 450V C2 30u 250V L1 0.7mHr P O S P1

47、 IN GND P O S P2 OUT GND GND GND IN GND W18W BASS WOOFER 8 ohm 6,3A +95V POWER SUPPLY C3010nC3110n W20A 15n 400V FAN T TERMOSTATO A900028TERMOSTATO F70 2455R-100-906 A216153COND. PL 15nF 400V 10% 10 A560107VENTOLA 80382 ASW 21.00 ASSEMBLED CIRCUIT BOARDS CIRCUITI ASSEMBLATI D00W18FW18FR2 Power ampli

48、fier1st & 2nd version Finale di potenza1a e 2a versione D00W18FW18FR3 Power amplifier3rd version Finale di potenza3a versione D00W18FW18FR4 Power amplifier3rd version Finale di potenza3a versione -W18KR1 Ground lift switch Deviatore Ground lift D52W18RW18TMosfet support Supporto mosfet D10W20WFilter

49、 Filtro (oppure D100W18)W18WFilter Filtro D00W20JW20JPreamplifier1st version Preamplificatore1a versione D00W20JW12JPreamplifier2nd version Preamplificatore2a versione REFERENCE REFERENZA CODE CODICE DESCRIPTION DESCRIZIONEQT. D00W18F CS W18FR2 POWER AMPLIFIER AMPLIFICATORE DI POTENZA R1 -R11 -R20 -R23 -R31 -R41A110103RESISTORRESIST. 1/4W 5% 10K6 R2 -R21 -R24 -R42A110223RESISTORRESIST. 1/4W 5% 22K4 R3 -R25A111751RESISTORRESIST. 1/4W 1% 7502 R4 -R26A100391RESISTORRESIST. 1/2W 5% 3902 R5 -R12 -R13 -R27 -R33 -R34A100101RESISTORRESIST. 1/2W 5% 1006 R6 -R29A150103RESISTORRESIST.