Crown-XLS202-pwr-sch维修电路原理图.pdf

ScaleSheet SizeFCSM No.DWG No.Rev A1 R27 220R C23 220n C22 2n2 240/120 220/110 NEUTRAL RLY1 PTC2 PTC1 R22 47R 23W R53B 20k R52B 180k R53A 20k R52A 180K HDR3/2 HDR3/1 HDR2/6 HDR2/5 LK4 0 Ohm LK3 0 Ohm LK2 0 Ohm LK1 0 Ohm HDR2/3 HDR3/3HDR3/4HDR3/5 HDR2/4HDR2/2 CN2A/1 CN2A/3 CN2A/2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 CN2 26PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 CN1 26PIN 0V1A FASTON 0V1B FASTON R26 2M R21 51R Q2 BD135 Q1 BC214L R20 10k R18 100k R19 150k ZD2 note1 12 13 14 IC1D TL074 LED2 yellow R15 3k9 HDR1/3 HDR1/2 21 RLY1 RELAY D10 Q3 BC184L R13 10k LED1 green R8 4k7 R12 1k D9 R11 10M 5 6 7 IC1B TL074 R9 27k R10 680k C16 4u7 D8 R71k2 1W ZD1 5v6 R5 10M R6 10M 3 2 1 411 IC1A TL074 R2 47k R3 47k C9 100u SEC1/4 SEC1/1 C18 470u C17 470u D16 1N4004 D15 1N4004 D14 1N4004 D13 1N4004 D11 D12 R1 10k D1 R4 1M C10 4u7 C11 100n D2 D3 D4 D5 D6 D7 SUNON 24V -24 10 9 8 IC1C TL074 R16 180k R17 20k C21 100n R23 1k R14 2k2 C8 4700u C6 4700u C4 4700u C2 4700u C15 470u C14 470u C13 470u C12 470uC7 4700u C5 4700u C3 4700u C1 4700u BR1 C7A 10u C8A 33p R8A 1k R9A 39k C11A 100u C20A 10p R57A 3k3 R17A 1k R18A 39k R14A NOTE1 D2A D1A R13A 220R Q3A BF423 R12A 10k R11A 100R R10A 100R Q1A 2SA872 Q2A C3A 330p R15A 1k R16A 1k D3AD4A R24A 47R R23A 47R R19A 200R Q6A BF423 Q7A BF423 C14A 100n R20A 20k C12A 33p Q4A BF422 C13A 10p Q5A C15A 1u R21A 360R R22A 1k Q8A BC184L C2A 4n7 C1A4n7 Q13A MJ15024 Q14A MJ15024 Q15A MJ15024 Q16A MJ15024 Q20B MJ15025 Q19B MJ15025 Q18B MJ15025 Q17B MJ15025 R44A 0R47 R45A 0R47 R46A 0R47 R47A 0R47 R48A 0R47 R49A 0R47 R50A 0R47 R51A 0R47 R36A 820R R37A 820R R38A 820R R39A 820R R43A 820R R42A 820R R41A 820R R40A 820R CN1A FASTON D13A 1N4004 LED1A RED LED2A GREEN ZD7A 18V R58A NOTE1 D5A 1N4004 D6A 1N4004 C16A 100n C17A 100n Q12A MJE5731A Q10A TIP50/47 Q11A BF422 Q9A BF423 R29A 470R R34A 470R R35A 100R ZD5A NOTE1 ZD6A NOTE1 R30A 5K1 R33A 5K1 R25A 27K R28A 27K R26A NOTE1 R27A NOTE1 D11A D9A ZD3A 2V7 ZD4A 2V7 R55A NOTE1 Q22A BC184L Q21A BC214L D8A D7A CN2A/2 CN2A/3 CN2A/1 SEC1/3 SEC1/6 SEC1/2 SEC1/5 D17 1N4004 D18 1N4004 C19 47u C20 47u R24 NOTE1 R25 NOTE1 ZD3 18V ZD4 18V HDR2/1 HDR3/6 R56A 22R C21A 4n7 R60A NOTE1 R59A NOTE1 C10A 10u C9A 10u D19 CHASSIS ! 3W w/w 3W w/w ! ! ! ! ! ! ! ! ! All Diodes are 1N4148 unless otherwise specified 9V1 10V ZD2 R37A/B, R42A/B,R45A/B, R50A/B, Q14A, Q20A,Q13B, Q19B, Not Fitted:GB402 NOTE2 BLUE RED BLACK 30V 47V ZD5A/B, ZD6A/B 5k6 1W c/f 6k8 1W c/f R58A/B, R24, R25 20k 20k R26A/B, R27A/B 2k7 1W c/f 3k3 1W c/f R55A/B 33k 100k R14A/B GB402 GB602 NOTE1 Channel B R18B and FASTON CN4B to junction of STAR STAR Channel B Channel A Power Amp only shown XLS602, XLS402, XLS202 to output board GREEN 2 1 POWER PROTECT NPN Main H/S LM35DZ TH1 2.5W KDE2412PTS1-6A red black CN3 AC AC +- +HT1 -HT1 XLS602, XLS402, XLS202 NPN Main H/S PNP Main H/S PF750 H/S NPN Main H/S PF750 H/S PEAK A FACING LDR ON I/P BOARD -HT2 +HT2 +HT1 -HT1-HT2 +HT2 STAR 1 2 3 4 5 6 C1, C4 2 R60A, R60B 75R 120R ! up to +95Vdc ! up to -95Vdc ! up to +95Vdc ! up to -95Vdc ! up to 65Vac ! up to 65Vac C/T ! Live Mains 18Vac 18Vac +24Vdc -24Vdc +18Vdc -18Vdc To output board Main2 35V 35V 16V 250V 250V 250V 250V 100V100V100V100V 100V100V100V100V 100V 100V 100V 100V 100V 63V63V 63V 35V 35V 16V All resistors are 1/4 W metal film unless otherwise specified 63V 3W w/w3W w/w3W w/w 3W w/w3W w/w3W w/w All Zener diodes are 400mW Note1 BR1 GBPC5006 50A 600V GBPC5006 50A 600V All BF422 and BF423 are Pillips or Toshiba. DO NOT use Carsem (CBF) YM120D3 70N10 Bowthorp A suffix on component identifier indicates Channel A These can be mapped directly on to Channel B by changing the suffix to B unless otherwise specified. Q15BQ16BQ13BQ14B Q18AQ17AQ20AQ19A Crown Audio 1718 W. Mishawaka Rd. Elkhart, IN 46517 574-294-8000 C1071-6 9V147V4k7 1W c/f43k2k7 1W c/f22kGB402150RSB356 35A 600V R37A/B, R42A/B,R45A/B, R50A/B, Q14A, Q20A,Q13B, Q19B, Not Fitted:GB202 C4, C5 R39A/B, R40A/B,R47A/B, R48A/B, Q16A, Q18A, Q15B, Q17B, C1, C2, 1.2 V 90 V .095 V0.180 V 0.120 V 1.7 V 1.2 V 1.75 V 0.6 V +5.6 Vdc +24 Vdc +20 Vdc -2 Vdc +20 Vdc +2.5 Vdc -2 Vdc +20 Vdc RadioFans.CN 收音机爱 好者资料库