Crown_LPS1500_Schematic电路图.pdf

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1、8 8 7 7 6 6 5 5 4 4 3 3 2 2 1 1 DD CC BB AA +4dB(1.23V) 3- 1 2+ HEAT SINK TEMP. (ON/OFF) INPUT HEAT SINK INPUT 2+ 1 3- (ON/OFF) +4dB(1.23V) CLIP/LIMIT CHA CHA SIGNAL CHB CHB SIGNAL CLIP/LIMIT A_G1 B_G1B_G2B_G2 1GB 1GA ST ST ST ST BG BG BG BG PL PL PL PL CHB CHA FAULT PANEL PCB PANEL PCB PG_R PG_L (S

2、PEAKON) (SPEAKON) + + - - L R POWER TEMP. (220V TRANSFORMER) AC IN CHASSIS GND IC2B LPS1500.SCHA LPS1500 PRE_AMP & AMP CROWN CORP. A2 22Wednesday, February 27, 2008 Title SizeDocument NumberRev Date:Sheetof 2+A 2_A V-A CH1 -VSS 2_B 1_B 2+B V-B 3_B CH2 -VSS 3-A 3_A1_A V+A 3-B 1_A 2_A 3_A 1GA 3-A 2+A

3、3-B 1GB 2+B 3_B 1_B 2_B V-A CH1 +VCC CH2 +VCC V+B V+A V-A V-A V+A V-A V+A V+A V-A V-B V+B V+B V-B V+B V-B V-B V+B Q5A 2SA1837 R11B 270 P4 Q5B 2SA1837 D8B FR156 ! SVR1B 100 -+ D14 PBM154 2 1 3 4 R50A 39K R1A 10K R22B 6.8 1/2W JUMP1B LIMIT R3A 1K R30A 22 1/2W R11A 270 R4A 10K + C8A 3300uF/100V R50B 39

4、K R45 150K R38A 3.3K 2W R44 150K P3 + C9B 4700uF/100V R24B 0.22 5W Q6B 2SC5359 R8B150K C5A 47pF/2KV C3 0.1uF 250V + C20 470uF/35V C2B 100pF ZD1A 4.7V SVR3B 500 R1B 10K D16 1N4004 ! TMP2 50C 1+ 1- 2+ 2- JK2 L/R/ BRIDGE + C14B 100uF/35V R23B 22 1/2W + C13B 100uF/35V C7A 0.0022uF C/C R46 47K R34A 5.6 2

5、W R39A 3.3K 2W R14B 470 C4A 100uF/16V R29A 6.8 1/2W JP3 HEADER 5 1 2 3 4 5 JK4 BINDING POST -+ D8 PBM154 2 1 3 4 R29B 6.8 1/2W R9A 10K LED6 GRN C1 0.1uF 250V C4 0.1uF 250V P6 R16B 4.7K R33B 0R(JUMP) R2A 10K R40 150 LED8 GRN NTC1A TTC050 R15A 220K AC1 220V AC CORD D6B 1N4004 CN3 HEADER 5 1 2 3 4 5 D1

6、1A FR156 D9B FR156 + - B_A D_A IC2A NJM13700D(DIP) 3 4 5 116 1 2 R41 150 JK1A XLR Q2A 2SC4793 R24A 0.22 5W L1B 1uH P2 R35B 10 2W R49 3K 1/2W R34B 5.6 2W R12A 820 -+ D12 PBM154 2 1 3 4 C18 0.001uF/275V Y1 R5A 10K C7B 0.0022uF ZD2A 4.7V JK1B XLR SVR3A 500 R39B 3.3K 2W FUSE1A 8A 250VAC R18A510 C6B 0.00

7、15uF/1KV C/C R17B 15.4K 1/2W VR1B 10KB MASTER R6A 7.5K R26B 153K 1/2W LED3 YELLOW R43 6.8K CN2 HEADER 6 1 2 3 4 5 6 R12B 820 CN7 HEADER 2 1 2 D9A FR156 D4B FR156 R48 15K 2W ZD1B 4.7V SW1 ST/PL/BG SW 4P3T + C15 4.7uF/250V CN4 HEADER 5 1 2 3 4 5 R37A 470 5W P1 R30B 22 1/2W Q1A C9012(KTC9012) R5B10K FN

8、1 DC24V 12 R21A 1K Q2B 2SC4793 R28A 1K R13B 8.2K D5A FR156 Q7B 2SC5359 L1A 1uH C2 0.1uF 250V R32A 0.22 5W R55 2.7 2W C4B 100uF/16V C12A 0.022uF NTC1B TTC050 + - IC1AB 55325 6 7 R19A 19.1K 1/2W + C14A 100uF/35V R19B 19.1K 1/2W D2A FR156 + C21 10uF/50V Q4B 2SA1987 1+ 1- 2+ 2- JK3 R D1A FR156 ! R26A 15

9、3K 1/2W FUSE1B 8A 250VAC R47 6.8K Q7A 2SC5359 SVR1A 100 + C13A 100uF/35V ZD4A 15V 1W R18B510 LED7 RED F401 UL=1A/250V R27A 153K 1/2W R38B 3.3K 2W LED4 YELLOW + - IC1AA 5532 3 2 1 84 JP7 HEADER 2 1 2 ZD3A 15V 1W R17A 15.4K 1/2W D10A FR156 C11A 0.1uF 250V + C3A 100uF/35V Q8 C1008 LED1 BLUE C6A 0.0015u

10、F/1KV C/C D1B FR156 VR1A 10KB MASTER ZD2B 4.7V R14A 470 R37B 470 5W C1A 100pF + - IC1BB 55325 6 7 CN5 HEADER 6 1 2 3 4 5 6 D3B 1N4004 SVR2A 500 R33A0R(JUMP) ! R22A 6.8 1/2W R36B 1.2K 2W C1B 100pF R36A 1.2K 2W R8A150K Q4A 2SA1987 SW2 POWER SW 115V 0V T.SW T1 XMER JP6 HEADER 2 1 2 CN1 HEADER 6 1 2 3 4

11、 5 6 R31B 0.22 5W JP4 HEADER 5 1 2 3 4 5 D6A 1N4004 CN6 HEADER 2 1 2 Q3A 2SA1987 C10B 0.01uF ! -+ D15 PBM154 2 1 3 4 R16A 4.7K + - IC1BA 5532 3 2 1 84 JUMP1A LIMIT R25B 0.22 5W -+ D7A KBPC2506 2 1 3 4 R10B 100 R25A 0.22 5W + C3B 100uF/35V R9B 10K -+ D13 PBM154 2 1 3 4 D8A FR156 HEADER 2 1 2 ! C11B 0

12、.1uF 250V + C9A3300uF/100V ZD5 15V 1W R10A 100 D3A 1N4004 R13A 8.2K JP5 HEADER 6 1 2 3 4 5 6 R7A 100 + - B_B D_B NJM13700D(DIP) 14 13 12 16 15 P5 R20B 47 D5B FR156 R21B 1K Q6A 2SC5359 BK1 BREAKER ZD4B 15V 1W + C8B 4700uF/100V R27B 153K 1/2W LED5 RED -+ D7B KBPC2506 2 1 3 4 D2B FR156 D4A FR156 Q1B C9

13、012(KTC9012) R2B 10K + C16 47uF/50V R15B 220K R3B 1K R6B 7.5K TMP1 85C JK5 BINDING POST R42 15K 2W C10A 0.01uF M/C R7B 100 R54 100 2W C2A 100pF FN1 HEADER 2 1 2 R32B 0.22 5W SVR2B 500 R35A 10 2W R23A22 1/2W Q9 2N5401 C17 0.047uF/275V X2 R4B 10K C12B 0.022uF R28B 1K LED9 RED R20A 47 ZD3B 15V 1W C5B 47pF/2KV D10B FR156 R31A 0.22 5W Q3B 2SA1987 D11B FR156 COM. VAC1A VAC2A L_OUT COM. V+A V-A V-A V+A VAC2B V+B COM. VAC1B COM. V-B R_OUT V+B V-B L_OUT R_OUT VAC2A VAC2B VAC1B VAC1A RadioFans.CN 收音机爱好者资料库