Bryston-3B-SST-pwr-sch维修电路原理图.pdf

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1、499R BIAS 100R 3W C14 PNPN 1K74 29K4 3B-SST SCHEMATIC 2K Q20 TRIM 100p Q28 3K32 G5V-2-H1-48V 100K 100K -151 10K 1M0 J3 R127 B A C103 A 1u5 U1 - TL064B 1M0 2 3 B 1 U1 12 R126 13 U1 14 A 7 -15 R130 10K R129 5 U1 R133 11 1K0 10K R131 6 10K R132 750R R136 1u5C101 +1511 GND4 RLY+ -30 B 10 2 4K7 J3 J3 .1u

2、 J3 J3-30V A C1 R45 R41 22P C19 2K21 MUTE RLY + 29K4 200A R125 100K Q21 D8 R43 5550 C28 2N 47p 100P A C11 200A C15 VR2 R101 A A R134 12 100K 9 220pC119 U1 10 8 C105 R66 1K0 2u2 R108D100 + +15 4 R135 2 11 13 1 3 14 5 7 A D61 1N914 6 4 CLIP U2-4011 15V TEMP Q63 Q62 2N7000 2N7000 Q61 2N7000 R104 VR3 1K

3、 150K 150K D60 1N914 34K8 34K8 R103 A R100 MUTE 2K21 1K21 Q64 R105R106 R102 15V LED ADJ BRT 604R 22R 499R 5550 D10 A RL1 5760 2 1 J2 J2 T C5 470/16 2N 5400 J23 4J2 RXE010 R58 F1 5550 2N 7J2 67F080 SW1 2N Q11 R33 A 2N 5400 Q14 R8 49R9 TP2 R6 0R20 5W R18 Q4 Q10 R21 150R 1K5 1K0 R23 R31 5550 2N 220p Q9

4、 C1 15030 MJE R36 49R9 R10 TP1 MJL Q3 MJL 21194 21193 J1 R 1-3 C 1-4 1N4004 0R20 5W R16 D2 B CASE 221A-02 Q27 100p 68P 7K15 .1u 2K21 22P 5 6 R42 100K 15K 1MEG 15K 220p R124 B R50 Q24 2200u C17 2K21J3 C18 J3 R49 R47 100A Q26 PN R46 Q23 R48 499R 100N R57 47p A Q25 100A PN 4K75 C13 R52 10K 90K9 -30 B O

5、FFSET 475K R55 R54 90K9 VR1 C2 A 4K75 R53R44 C12 100P 5400 C27 Q22 D7 C18 2N R40 +30B9 TO-126 J3 SST-MB MJE172 CEB 77-04 MJE182 CASE 22R 1K5 1K5 Q19 D3 R15 R39 J28 5J2 C22 182 MJE 1K0 R25 470p 470p R29 1K0 2K0 R26 C8 R28 4K75 R38 R37 D3 2K0 C7 5550 5550 2N 6 9 J2 J2 10J2 2N Q12 R32 Q17 2N 5400 C6 R3

6、4 499R 470/16 1N4004 10R 3W 4R7 5W R16 499R 49R9 R5 L1 R11 2uH R 1-3 C 6-9 J1 0R20 5W R12 R15 D1 R24 1K0 150R C2 5400 Q16 2N R22 220p 15031 Q18 Q2 MJE R9 49R9 R3 Q1 MJL 21194 MJL 21193 C 11-14 R 1-3 J1 R19 0R20 5W SST-4B78-PSB SST-PWR 5.25 T0-3PBL 2N7000 EC BEC MJL21193 MJL21194 3 1 S BS107A 1 23 BS

7、107A D 2 G 1 D 3 TFET GS PN200A PN100A 1 2 S 3231 2N7000 TFET SG 2 D G DBEC 213 BCE 2N5400 2N5550 340G-02 CASE TRANSISTORS CASE T092 2V INPUT AMPS AND MODE SELECT AND GAIN 49K9 2 R17 R13 R15 220p 20K RCA JK J51 C6 J3 470u C5 4 S 1 3 CH 2 T 2 R 1 B 3J1 2J5 C7 2V 220p 1V 20K 20K R16 C U B 1MEG 1K0 R22

8、 R20 C B I 4J1 BAL/SE 20K 20K 2V 1V B R14A R12A R14 J1 B A D S5 I B B TO CH2 PSB 475R -30 C6 .1u DOA68 C7 J31 PRO ONLY R23 1K 1K0 VR2 R21 B F 20K R19 +30 .1u 47P C8 R19A 7B ONLY 20K 3J3 I 4 2 2 3 1 R8 -30 R7 +30 1V DOA68 20K 20K R4 49K9 220p 2 1 R6 J41 RCA JK C1 CH2 GAIN R12 20K0 20K0J1 I S4 2J4 C22

9、20p 20K 20K 2V R5 1V C U 1MEG R24 B8J1 J1 J1 R3 20K R C3 CH 1 470u 4 J3 1 CH 1 2 3 10 ST 11 2V 20K0 BAL/UNBAL2V B B R1A 20K 20K 1V R2R2A U B S1 9J1 A 47P C4 CH1 GAIN R1 20K0 S2 1V A 475R R18 20KA R9A 1 2 A B I R9 20K0 20K0 .1u C7 8 6 7 J6 REG R12 ONLY 1K .1u 6J3 C6 VR1 J1 R10 J3 1K0 B 5 I E BRIDGE I

10、NDIVIDUAL S3 RG 100R BR1 100N WG2 CG WG1 COM -30 A +30 A SIG 2 3 4 1 -30 A2 COM +30 A1 3 J5 4 SST 2XLR + SST 2SWITCH PCBS PRO ONLY 4 J6 R60A A 499K R60 BS107A D66 1N914 499K Q60 REV 1A JULY 9, 02 ADD R60A 4K99 TO MAIN BOARD RED7 GRN MUTE3 8 J3 Page 1 of 2 Rev 1B change C26, C8 to 10N and R44 to 30K1

11、 on SSB Rev 1c change D3 + D5 ON PSB TO 1N4737. RadioFans.CN 收音机爱 好者资料库 7 8 3 2 RED J3 GRN MUTE 1RED 3 2 J6 GRN MUTE GREY TO SPEAKER 100N C7 WR1 WB1 C11 C10 10N J1 CM 1+2 10,000u/80v + -65 C9 KBPC352 D15 C8 10N OUT GND WHT CH1 CH2 1RED J2 MUTE3 2 GRN J3 COM3 MUTE4 PSW PSW 2 1 1MUTE 3 2 J4 GRN RED J1

12、 COM GRN 2 1 2 1 SST-MEMSW MEMSW 1 2 3 4 2 1 3K9 2w 3K9 2w 3K9 2w 68R 2w 68R 2w 50v50v + 35v + 1N4754 50v 1N4754 RED BLUE C6 J1 GCS CP 1+2 + 10N 1 6 5 8 7 J1+65 -65 TR250-120 F1 C3 + C1 + J6 F2 C6C4 VIO BRN ORG GRY BLK 120V POWER 1N4737 15030 D1 1u5 R2R3 MJE 15031 Q1 330u R1R6 MJE -40v 1N4737 1N4740

13、 D3D2 7915 A R4 Q2 + C2 D6 R5 1u5 Q3 330u 7815 1N4740 +40v R7 A D4D5 C5 Q4 +30 B -30 B -30 A RLY+ -15 33u/25 +15 +30 A + 33u/25 WG3 CHASSIS CH2 WG2 WG1 R25 1K0 1N4004 R28 30K1 2u2 + OPT C RL1A D13 AC LOW J2 8 6 7 5 D22 1N4004 4 3 2 1 AC HIGH CH2 1N4004 NONC 1N4004 U8 R48 2K21 D18 1N4752 R51 15K15K R

14、52 20u50 + C28 U10 15 24 CNY17-3 COM MUTE J3 PSW PSW IL4108 150R R21 U3 1 2 4 6 D12 1N4004 100u/35V C10+ 18K2 1N4004 G5V-H1-24V D6 RL1 D8 C7 1N4741 18K2 PN100A Q2 100K R16 R12 R5 IL4108 100K 1 5 SOFT START 41 25 CNY17-3 EXT PWR UP RELAY 4 2 U4 6 1 TURN ON C14 .1u R40 14 2N7000 U9 4 5 1 2 Q4 CNY17-3

15、10R 267R R43 604R D23 R41 11 LEDS 2N7000 Q3 C23 + 6 MUTE 1 4 2u2 1MEG R37 10 TDA 2 X 33,000u/6.3V RL1B C2 200K 49R9 15 AC LOW 9 J2 10 11 120V 230V R1 R17 13 12 14 1 16 CH1 16 R3 301K 10N 30K 30K NC PR3 PR2 C20 + BR1 1 100R 1MEG PN100 2 1N4004 1K0 8K25 12K1 1085C 1N4740 100u/35V 100u/35V C1 267R R18

16、33R2 100V 1N4004 R17A C6 + R2 200K D1 324 + 6587 35v 1N400449K9 C5 R8 47u D4 D3 12 U1 14151311910 D2 C3R4 50N 267K 1N4004 R7R6 475R 475K R11 PN100A Q1 2M21 13 R44 4K99 1N4004 D15 R27 R22 Q6 11 15K0 R26 PN100A Q7 10K 12 10N 1312 D24 R36 C8 1 TOGGLE SWITCH R24 1N4688 THRESHOLD VR1 TURN ON 18K2 10 22uC

17、12 D16 D14 + 98 10N C1314 R23 .1u 2 S2 3 U7=4011 POWER U5 4 2 22R 3R 33R D5 12 U2 NO R13 R14 IL4108 46 R15 1N4004 1K0 R9 1N4004 510R PR52WD10 PR42WD9 499K C21 220NC19 + 221K C18R19 GS3 475R .1u PR1 R42 5 10K 10K P1N 14 470u TEST C11 + C26 U6 + U7 TP 2931A LM Q5 + R55 2 1 MOC8100 5 1 200R R56 10K 2u2

18、 C16 Q8 R38 + + D11 1N4004 C9 470u RXE010 3 S1 230V 120V F2 OPT B 7 100V 8 R35 49K9 200R C17 2u2 C15 1u5 R39 D18-21 C22 .47u 89 475R 18K2 R30 18K2 R33 R31 Q9 R32 PN100 R34 D24 WW1 G WHT POWER INLET N P1 L MAC 2213A10FP Q10 4 25VAC 98 R47 RL2 1K0 1N4758 + FT2984 32 TX1 1 63V 100u C27 OPT A 230V 100V

19、120V D17R47 + 48V RLY D7 1 7680 16 413 611 F1 4K75 1N4004 TRIGGER INPUT 4-12V AC/DC 1MA 3 EXTERNAL TRIGGER OUTPUT 2 EXTERNAL 4 1 3BSST LED AUG 26, 021B SOFT START + LED 3B SST SCHEMATIC 3B-SST-SCH 1B 100V-6A 120V-5A 230V-3A 10,000u/80v GREY BLUE RED BRN BLK 230V POWER GREY BLUE RED 100V POWER WHT BL

20、K ORG BRN GRY GREY BLUE RED VIO VIO WHT GRY ORG TX WIRING TX WIRING TX WIRING 14Ga BLK WR4 BREAKER MA2 WR2 AC HIGH 14Ga BLKWR1 WR3 100R 2w 100R 2w 8 J2 2 5 7 6 4 3 1 SST-4B78-PSB Page 2 of 2 Rev 1B change C26, C8 to 10N and R44 to 30K1 on SSB Rev 1c change D3 + D5 ON PSB TO 1N4737. RadioFans.CN 收音机爱 好者资料库