AudioAnalogue-Bellini-pre-sch维修电路原理图.pdf

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1、Date: April 6, 1999 Sheet 1 o Size Document Number B Title Audio Analogue BELLINI PRE-AMPLIF Federico Paoletti R32 10R VPRELPVPHLP VPRELNVPHLN 5 6 R33 10R C15 MKP10 0.1u 160V C16 MKP10 0.1u 160V C13 0.1u C14 0.1u G N D 2 IN 1 OUT 3 IC1 7815 G N D 1 IN 2 OUT 3 IC2 7915 13 24 C7 22n C8 22n C5 4700u/50

2、V C6 4700u/50V LEFT D1 1N5402 C1 22n C2 22n D2 1N5402 D3 1N5402 C3 22n C4 22n D4 1N5402 1 4 5 8 6 7 2 3 T1 NE021 15+15 BULGIN R200 10R 2W SW200 C20010n X2 C212 10n X2 C20110n X2 1 J200 1 J201 1J2021 J203 1 J204 1 2 3 SK200 PX584 S1 S2 1 J206 1 J205 1 J209 1J211 1 J213 S1 S2 RIGHT D101 1N5402 C101 22

3、n C102 22n D102 1N5402 D103 1N5402 C103 22n C104 22n D104 1N5402 1 4 5 8 6 7 2 3 T101 NE021 15+15 C113 0.1u C114 0.1u G N D 2 IN 1 OUT 3 IC101 7815 G N D 1 IN 2 OUT 3 IC102 7915 101103 102104 C107 22n C108 22n C105 4700u/50V C106 4700u/50V R132 10R VPRERPVPHRP VPRERNVPHRN 105 106 R133 10R C115 MKP10

4、 0.1u 160V C116 MKP10 0.1u 160V RIGHT CHANNEL BEL1RPRE.SCH RLY- VPRERP VPRERN VPHRP VPHRN FAULT VRL GND LEFT CHANNEL BEL1LPRE.SCH VPRELP VPHLP VPHLN VPRELN RLY- FAULT GND VRL FAUL RLY- VPRELN VPRELP VPHLP VPHLN VRL VPRERP C208 4.7u/25V TR 2 CV 5 Q 3 DIS 7 THR 6 R 4 V C C 8 G N D 1 IC201 NE555 R204 1

5、K2 R205 1K2 C210 4.7u/25V R203 1M R208 1M RLY- QN VRL 204 Q200 BC327 D203 1N4007 R209 2K2 R211 4K7 C203C202C204 0.1u C205 0.1u R202 1M C207 0.1u C209 10n G N D 2 IN 1 OUT 3 IC200 7812 FAULT 200 202203 201 R201 39K C206 0.1u #2 * 470u/50V D201 1N4007 D200 1N4007 1 J208 1 J207 1 J210 1 J212 1 4 5 8 6

6、7 2 3 T200 NE021 15+15 S1 S2 CERAMIC POLYESTER POLYPROPYLENE POLYSTYRENE CAPACITOR TYPES ELECTROLYTIC ALL RESISTORS ARE 0.25W 1% METAL FILM UNLESS OTHERWISE SPECIFIED MUTE SW201 VRL J 6 CLK 3 K 5 Q 1 Q 2 S 7 R 4IC202A HEF4027 R206 10K C215 4.7u/25V QNQ201 BC337 R207 2K2IC202.16 IC202.8 D204 LED 3-CO

7、L J 10 CLK 13 K 11 Q 15 Q 14 S 9 R 1 2IC202B HEF4027 C211 0.1u VDDVRL VRL VSS R210 560R 2W FAUL RLY- VPRERN VPHRP VPHRN VRL RadioFans.CN 收音机爱 好者资料库 Date: March 31, 1999 Sheet 3 o Size Document Number B Title BELLINI PRE-AMPLIFIER - RIGHT CHAN Federico Paoletti R121 11K5 C144 4.7u/25V C1430.1u 6 VPRE

8、RN VPRERP VPHRP VPHRN FAULT VRL RLY- GND FAULT RLY- VPRERN VPRERN VPHRP VPHRN VPRERP VRL 108 RIGHT CHANNEL 3 2 6 71 45 IC106 TLE2071CP C140 4.7u/25V R119 11K5 C1390.1u VPRERN*JP103 SHORT 5 6 7 8 4 IC105B NE5532A C134 4.7u/25V 11 89 10 12 1 3 1 4 SW1B 8VCS2W6P C1330.1u RPHONO VPHRP 107 MMMC MMMC 3 2

9、J1B RCA 2 R115 100K JP101 R103 220R 3 2 1 8 4 IC105A NE5532A R104 2K2 JP102 R105 47K R1061K R101 10R R102 91R C127 4.7n C128 220p CD MC/MM PHONO * * : TO BE USED ONLY WITHOUT THE PHONO CIRCUITRY R108 91R C130 470u/50V 3 2 J2B RCA 4 R110 100K R107 82KR109 6K8 C136 4.7u/25V C1350.1u C131 10n 1% C1321n

10、 1% C129 39n 1% VPHRN R116 100K 0.1% ALPS R118 11K5 C142 4.7u/25V 3 2 6 71 45 IC107 TLE2071CP R125 100K 4 5 6 VR1B RK27104 100KA C1410.1u C1470.1u VPRERN VPRERP C138 100p R117 1K 0.1% R120 11K5 TAKAMISAWA OUT C146 4.7u/25V R122 560R D105 1N4007 C152 4.7u/25V R126 100K C145 0.1u C1510.1u RL101 SY12-K

11、 3 RLY- VRL VPRERP VPRERP C158 4.7u/25V 3 2 6 71 48 IC108 OP77 3 2 1 8 4 IC109A LM393 5 6 7 8 4 IC109B LM393 C1570.1u C155 0.1u C153 0.1u C154 4.7u/25V C156 0.1u R131 100K R127 10K R128 39K F VPRERP VPRERN TAPE OUT C148 4.7u/25V C150 4.7u/25V 3 2 6 71 45 IC110 TLE2071CP C1490.1u R130 1K C162 1u R124

12、 560R 6 5 J4D RCA 4 VPRERP C161 100p 11 89 10 12 1 3 1 4 SW2B 8VCS2W6P 1 TP102 C137 1u R123 1M RPHONO TUNER AUX1 6 5 J2D RCA 4 R111 100K 3 2 J3B RCA 4 R112 100K 6 5 J3D RCA 4 1 TP101 AUX2 TAPE IN (AC COUPLED) R113 100K 3 2 J4B RCA 4 R114 100K ALL RESISTORS ARE 0.25W 1% METAL FILM UNLESS OTHERWISE IN

13、DICATED 1 TP103 CERAMIC POLYESTER POLYPROPYLENE POLYSTYRENE CAPACITOR TYPES ELECTROLYTIC C160 4.7u/25V C1590.1u R129 10K VPRERN RadioFans.CN 收音机爱 好者资料库 Date: March 31, 1999 Sheet 2 o Size Document Number B Title BELLINI PRE-AMPLIFIER - LEFT CHAN Federico Paoletti R21 11K5 C44 4.7u/25V C430.1u 4 VPRE

14、LN VPRELP VPHLP VPHLN FAULT VRL RLY- GND FAULT RLY- VPRELN VPRELN VPHLP VPHLN VPRELP VRL 8 LEFT CHANNEL R19 11K5 3 2 6 71 45 IC6 TLE2071CP C40 4.7u/25V C390.1u VPRELN* 5 6 7 8 4 IC5B NE5532A C34 4.7u/25V JP3 SHORT 4 12 3 5 67 SW1A 8VCS2W6P C330.1u LPHONO VPHLP 7 MMMC MMMC 1 2 J1A RCA 2 JP1 R3 220R R

15、42K2 3 2 1 8 4 IC5A NE5532A JP2 R5 47K R61K R15 100K R1 10R R2 91R C28 220p C27 4.7n CD MC/MM PHONO * * : TO BE USED ONLY WITHOUT THE PHONO CIRCUITRY R8 91R C30 470u/50V R10 100K 1 2 J2A RCA 4 R7 82KR96K8 C36 4.7u/25V C350.1u C29 39n 1% C321n 1% C31 10n 1% VPHLN R16 100K 0.1% ALPS R18 11K5 C42 4.7u/

16、25V 3 2 6 71 45 IC7 TLE2071CP R25 100K 1 2 3 VR1A RK27104 100KA C410.1u C470.1u VPRELN VPRELP R17 1K 0.1% C38 100p R20 11K5 TAKAMISAWA OUT C46 4.7u/25V R22 560R C52 4.7u/25V R26 100K D5 1N4007 C45 0.1u C510.1u RL1 SY12-K 1 RLY- VRL VPRELP VPRELP 3 2 6 71 48 IC8 OP77 3 2 1 8 4 IC9A LM393 5 6 7 8 4 IC

17、9B LM393 C58 4.7u/25V C570.1u C55 0.1u C53 0.1u C56 0.1u C54 4.7u/25V R31 100K R27 10K R28 39K F VPRELP VPRELN TAPE OUT C48 4.7u/25V C50 4.7u/25V 3 2 6 71 45 IC10 TLE2071CP C490.1u R30 1K 4 5 J4C RCA 4 R24 560R C62 1u VPRELP C61 100p 4 12 3 5 67 SW2A 8VCS2W6P C371u 1 TP2 R23 1M LPHONO TUNER AUX1 R11

18、 100K R12 100K 4 5 J2C RCA 4 1 2 J3A RCA 4 4 5 J3C RCA 4 1 TP1 AUX2 TAPE IN (AC COUPLED) R13 100K R14 100K 1 2 J4A RCA 4 ALL RESISTORS ARE 0.25W 1% METAL FILM UNLESS OTHERWISE INDICATED 1 TP3 CERAMIC POLYESTER POLYPROPYLENE POLYSTYRENE CAPACITOR TYPES ELECTROLYTIC C60 4.7u/25V C590.1u R29 10K VPRELN

19、 Date: April 6, 1999 Sheet 1 o Size Document Number B Title Audio Analogue BELLINI BLOCK DIAG Federico Paoletti 1 2 1 2 3 Volume LINE MM MC PHONO phono inphono out 1 2 phono 1 2 cd 4 12 3 5 67 4 12 3 5 67 1 2 tuner 1 2 aux1 1 2 aux2 3 2 6 71 45 TAPE BUFFER 3 2 6 71 45 Rout 560 DC CORRECT/PROTECTION/STAND-BY 1 2 OUT POWER SUPPLY ac in ac in ac in ac in ac in ac in ac in ac in ac in 10R 10n X2 10n X2 10n X2 1 2 3 IEC SOCKET 1 2 tape in 1 2 tape out