Bose-L1-cs-sch 电路图 维修手册.pdf

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1、12345678 A B C D 87654321 D C B A NOTES: (UNLESS OTHERWISE NOTED) 1. ALL RESISTORS IN OHMS, 1% 1/16W(0603). 2. ALL UNPOLARIZED CAPACITORS IN uF, 10% OR BETTER; 50V MINIMUM. (POWER SUPPLY BYPASS CAPACITORS ARE 20%). 3. ALL POLARIZED CAPACITORS IN uf, 20%; 50V MINIMUM. +15_MIC C105 22uF/16V D100 BAV99

2、 D101 BAV99 R106 4.99k 1% C107 101 R104 4.99k 1% C108 101 C143471 R1054.99K 1% Q101 2N4403 Q102 2N4403 Q103 2N4403 Q106 2N4403 Q105 2N4403 Q104 2N4403 Q107 2N4403Q100 2N4403 Q109 MMBT4401 Q108 MMBT4401 R110 1K 1% R111 1k 1% R116 2.2k 1% R109 10K 1% R114 150 1% R115 150 1% R149 270 1% R150 270 1% R11

3、3 1k 1% R108 10K 1% C144 471 R107 4.99K 1% +15V -15V C116 220uF/6.3V C118 220uF/6.3V C117 220uF/6.3V R117 150 C119 104 C122 104 C102 101 SG101 SPC3 R100 100 1% C103 101 SG100 SPC3 R101 100 1% 5 6 7 U100B NJM2068 -15_MIC C120 104 C123 104 R137 0 C252* C131 104 C204 * C246* 3 2 4 8 1 U204A TL072 R226

4、10K R260 100 C224 * C244 10uF/16V +15_GTR-15_GTR 5 6 7 U502B TL072 T R SG200 SPC3 C203 * SG201 SPC3 D202 BAV99 D203 BAV99 R258 10 SW200A SW-2P2T C325 10uF/16V D306 BAV99 C202 101 R218 20K C238 101C236 102 R8016.8K C801 104 R8026.8K R2131K C233 104 R2141K C253 473 C254 473 R521 100 R200 45.3K 3 2 4 8

5、 1 U201A TL072 R201 95.3K R202 59K C255 103 10% C256 103 10% 5 6 7 U201B TL072 5 6 7 U202B TL072 C158 473 C159 473 R15134.8K R152 68K 3 2 4 8 1 U100A NJM2068 C145 103 10% R121 *R129 60.4K R158 6.81K R165 100K C110 473 C111 473 3 2 4 8 1 U102A TL072 R154 48.7K R135 97.6K R155 17.8K GUITAR TONE MATCH

6、CH1 FIXED EQ CH2 VOLUME CONTROL 4. * = OPEN R190 1M 1 3 2 J100 MIC INPUT R112 0 R134 100K R267 22.6K R205 9.76K R234 0 R235 * R206 9.76K R204 7.87K CH2 Ouput CH1 Ouput LINE INSTRUMENT R102 2K 1% R103 2K 1% R127 8.87K R15913.7K R167 88.7K R139 100K C112 103 10% C113 103 10% R166 22K R169 3K R138 0 C1

7、56 10uF/16V R143 100K R142 43.2K C114 222 R141 10K C225 103 10% C226 103 10% R208 7.87K R207 95.3K R247 59K C258 102 10% C259 332 C231 10uF/16V +15V -15V +15V -15V AGND C106 22uF/16V J200 R217 1K R230 1K R285 2.2K R188 10 R189 10 VR200A 20KA VR200B 20KA SG203 SPC3 1 2 TP11 1 2 TP12 1 2 TP21 2 3 4 8

8、1 7 6 5 CH1 CH2 1 0 U207 NJM2120 -15V +15V R287 100K +15V 3.5MM Jack Input Card C201 104 R288 2K C132 220uF/6.3V R264 1.8M R246 1.8M R265 6.8K R266 6.8K R228 100 R229 100 R225 1.8M R227 1.8M SW200B SW-2P2T SG202 SPC3 SG801 SPC3 SG802 SPC3 C134101 C242 104 C245 104 C133 104 C174 47uF/16V C175 47uF/16

9、V C136 104 C173 104 -15_MIC +15_MICR199 100 -15_MICR215 100 -15_MIC C453 104 C454 104 3 2 4 8 1 U502A TL072 +15_GTR -15_GTR 5 6 7 U501B TL072 3 2 4 8 1 U501A TL072 C514 * R512 3.3K R5133.3K R507 6.8K R509 6.8K R510 2.2K R508 6.8K 5 dB Gain C243 10uF/16V 5 6 7 U204B TL072 R511 10K +15V -15V C520 47uF

10、/16V C521 47uF/16V C507 104 C508 104 +15_GTRR503 100 -15_GTR R504 100 C505 104 C506 104 C500101 R506 0 R221 * -15_MIC +15_MIC +15V -15V C121 104 C124 104 -15V +15V 3 2 4 8 1 U101A TL072 5 6 7 U101B TL072 5 6 7 U102B TL072 C154 10uF/16V -15V +15V +15V -15V C125 104 C126 104 5 6 7 U103B TL072 +15V -15

11、V C210 104 C211 104 -15V +15V -15V +15V +15V -15V C250 104 C251 104 +15V -15V C212 104 C213 104 3 2 4 8 1 U202A TL072 -15V +15V R519 150K R520 * C501 104 C502 104 -15_GTR +15_GTR J202 JACK3A C100 104 C503 104 C504 104 3 2 1 4 5 CN308A 3 2 1 4 5 CN308B C803 102 C802 102 EGND-CD TAB1 TAB2 SW200C SW-2P

12、2T 5 6 7 U305B TL072 +15V -15V C300 104 C303 104 -15V +15V D305 BAV99 +15V-15V R803 * R175 0 R307 20K 3 2 4 8 1 U305A TL072 R304 10K R306 10K C240 10uF/16V R303 68K R322 20K R334 3K R325 1K C308 104 C309 102 +15V -15V C326 104 C336 104 2 3 1 J801 SG803 SPC3 SG204 SPC3 TAB3 TAB4 SW200D SW-2P2T 3 2 1

13、4 5 CN308D C109 10uF/16V C804 104 C115 104 SHLD_3_5MM R118 1M R119 1M +15V -15V C235 104 C237 104 R289 33K R290 15.8K -15V +15V R220 4.99K R219 2K 3 2 4 8 1 U205A TL072 R237 * R236 3.9K R239 2K R238 2K C206 * C207 * R240 3.9K R241 3.9K R168 12K L1 Compact I/O Board Rev 1 - Page 1 of 3 R170 24K VR100

14、B 10K 10C R171 * C146 10uF/16V C141 104 VR100A 10K 10C R301 68K +15V-15V D304 BAV99 +15V-15V RCA_SH C148 104 3 2 1 CN308C * R176* R187* SG205 * C155 * C150 * SG206 * RCA_IN 3PIN-1A RCA_SH RCA_IN C152 101 C160 101 C161 101 C162 471 VR100 VR200 R Sheet 1 of 3 FRAMINGHAM, MA 01701-9168 P/N: 319966-000S

15、 Rev. 01 Input / Output PCB L1 Compact System R RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A NOTES: (UNLESS OTHERWISE NOTED) 1. ALL RESISTORS IN OHMS, 1% 1/16W(0603). 2. ALL UNPOLARIZED CAPACITORS IN uF, 10% OR BETTER; 50V MINIMUM. (POWER SUPPLY BYPASS CAPACITORS ARE 20%). 3. ALL POLARIZED CAPA

16、CITORS IN uf, 20%; 50V MINIMUM. C374 103 10% C375 103 10% R332 20K C376 103 10% C377 103 10% R351 80.6K R352 20K 3 2 4 8 1 U302A TL072 R341 158K R342 23.2K C401 473 3 2 4 8 1 U308A TL072 R343 24.3K R344 24.3K C426 273 5 6 7 U308B TL072 R312 10K C367101 R31710K R311 10K R327 10 CH1 50V MINIMUM. (POWE

17、R SUPPLY BYPASS CAPACITORS ARE 20%). 3. ALL POLARIZED CAPACITORS IN uf, 20%; 50V MINIMUM. R34010K 1% R339 10K 1% 5 6 7 U307B TL072 C31368P R34610K 1% R34510K 1% C31468P C411101 C352 102 C369 101 C353 102 C370 101 C354 102 C372 101 C355 102 C373 101 WCH Signal+ WCH Signal- AGND TCH Signal+ TCH Signal

18、- POWER LED D300 BLUE D301 BLUE C330 104 R31813.7K R396 33K C331 104 3 2 4 8 1 U307A TL072 C42268P +15V -15V C345104 R31913.7K R400 100K C346 104 3 2 4 8 1 U313A TL072 C523 68P +15V -15V -15V R426 510 LOW LIMITER +15V -15V +15V C363 103 C364 103 -15V C347 104 C348 104 C436 100uF/25V C437 100uF/25V L

19、301 BLM41AF800 L300 BLM41AF800 C365 104 C366 104 VoutVin GND 2 31 U315 L7815ACD2T VoutVin GND 32 1 U316 L7915CD2T C356 102 C360 102 FROM AMP MODULE 4. * = OPEN Bass Audio AGND C327 47uF/25V C328 47uF/25V 1 2 3 4 5 6 7 8 9 10 CN300A 10PIN-1 AGND AGND AGND +18V -18V +18V -18V +18V -18V C451 104 C452 1

20、04 D302 BAV99 D303 BAV99 R502 47 R501 47 C417 103 R315 10K C306 10uF/16V +15V -15V R337 20K R515 10K R397 47K R329 470 R389 * R440 4.7M R391470K 3 2 4 5 1 7 116 8 U314A LM13700 C329 104 C415 104 +15V -15V 5 6 7 U312B TL072 R407 68K R336 24K C522 473 3 2 4 8 1 U312A TL072 +15V R428 82K R514100K R5002

21、00K R425 1M 5 6 7 U500B TL072 C509 104 C511 104 +15V -15V 3 2 4 8 1 U500A TL072 C418 104 C434 104 R404 20K R405 20K D509 1SS355 D508 1SS355 D500 1SS355 D501 1SS355 D507 1SS355 C419 104 C435 104 C510 104 C515 104 D511 * D510 5.1V R517 1K R449 1K C404104 C405104 C407104 C408104 1 2 3 4 LENS1 LENS-4 1

22、2 3 4 LENS2 LENS-4 1 2 3 4 LENS3 LENS-4 1SCREW1 1SCREW2 R401 47 R406 47 C311 47uF/25V C310 47uF/25V C402 47uF/25V C403 104 C371101 C438104 C439104 C440104 C441104 HIGH LIMITER C416 103 R314 10K C302 10uF/16V +15V R402 3.9K R395 10K R392 47K R328 470 R388 * R403 4.7M R386470K 14 15 13 12 16 109 U314B

23、 LM13700 3 2 4 8 1 U306A TL072 R393 24K High Audio R427 68K R433 100K R432200K R435 1M 5 6 7 U391B TL072 3 2 4 8 1 U391A TL072 R394 33K R441 20K R424 20K D505 1SS355 D504 1SS355 D502 1SS355 D503 1SS355 D506 1SS355 C368 104 C516 * C519 104 C517 * D513 * D512 5.1V R518 270 R505 270 C525* -15V +15V +15

24、V -15V C518 104 C524 104 +15V -15V C512 104 C513 104 -15V +15V R222 68K R255 68K R257 68K R283 68K 3 2 4 8 1 U310A TL072 -15V +15V +15V -15V C337 104 C338 104 C339473 C341104 C340104 +18V_BD -18V_BD L1 Compact I/O Board Rev 1 - Page 3 of 3 3 2 4 8 1 U304A TL072 -15V +15V C383 10uF/16V R305 100K R203

25、 12K R349 1M C200 104 C135 104 R Sheet 3 of 3 FRAMINGHAM, MA 01701-9168 P/N: 319966-000S Rev. 01 Input / Output PCB L1 Compact System R RadioFans.CN 收音机爱 好者资料库 12345687 A B C D 87654321 D C B A R18 6.8 R12 2.0M 3 1 2 U4 TL432 C1 250V/470uF C33 1000uF/35V SGND C5 4.7uF/63V 1 2 U2A EL817A 4 3 U2B EL81

26、7A C55 104 +28V D1 BAV21 C35 1000uF/35V -28V D5 ES1D AK D6 ES1D C34 35V/100uF C38 35V/100uF VDD VSS C94 104 C109 104 AUX+ AUX+ AUX- AUX- Z3 30V 1 2 3 D4 MUR1640 1 2 3 D3 MUR1640 C29 1000uF/35V C30 1000uF/35V C103 104 C87 104 YC6 1000p/Y1 R13 1.8M R27 180 R38 210k R32 402k D7 LL4148 C27 10uF/50V R25

27、10k R53 39K R47 39K R2 10 C3 250V/470uF C20 1nF 1KV C21 1nF 1KV C93 104 C102 104 L4 2x10mH L2 2x10mH TH1 NTC 25deg5R CX1 330n/X1 XYC3 680P XYC1 680P R8 820K R7 820K R10 820K 1 23 4 B1 BRIDGE-2 CX2 330n/X1 1 2 3 J1 CON3 NEUT_1LINE_1 R41 50 R42 50 C83 1nF 250V C85 1nF 250V +28V -28V XYC5 1000P/Y1 RV1

28、R15 820K R14 820K R11 820K R9 820K Z1 10V 5W +28V -28V SGND VSS VDD VDDP AMP schm Pilot Cajun Pilot PS R1 sh2.sch 5 1 3 6 10 12 9 7 8 11 2 Do Not Connect 51T 1-3 9T 5T 11T 5T 11T T1 XFRMR-CAJUN S 4 C 3 V 1 X 2 G/F 5 D 7 U1 TOP258-Y R17 * R16 0 R20 0 1 2 HS1 1 HS3 HS1 1 HS2 HS1 FUS1 5A SB XYC4 * XYC2

29、 * L6 BEAD L3 BEAD L5 BEAD L1 BEAD R39 16 R29 16 R35 24 R34 24 R36 50 R37 50 1 JP1 1PIN 1 JP2 1PIN R28 100K R59 100K L1 Compact SMPS 50V MINIMUM. (POWER SUPPLY BYPASS CAPACITORS ARE 20%). 3. ALL POLARIZED CAPACITORS IN uf, 20%; 50V MINIMUM. 4. *=open 8 9 3 2 11 12 4 11319 76 231824 5 IN1P SGND1 1PDD

30、V1ADDV IN1M SGND2 IN2P BOOT1 VSSA2 VSSP1 IN2M VSSA1 16 15 1417 21 22 OUT1 OSC VDDA2 MODE BOOT2 OUT2 2PDDVTORPN.C.VSSDSTABIVSSP2 20 10 U3 TDA8920BTH R56 5.6K R52 5.6K C108 1uF C107 1uF C105 221 C31 104 C100 104 C101 104 C81 221 C77 474 C23 153 C14 221 C75 221 C63 104 C8 684 C13 221 C74 221 C25104 R24

31、 10R R23 10R C15 47u/100V R55 30K C17 470uF/35V C16 470uF/35V R33 10R R44 10R VDDA VDDP +28V VSSA VSSP C22 153 VDDP VDDPVSSAVDDA VSSA R54 100 R51 100K R43 4.7K FB GND C106 221 C82 104 L1522UH L1422UH R21 22R C6 104 C9 684 R22 22R Z4 22V VSSP -28V VSSP C71 104 C24 104 C26104 VDDPVSSP C78 104 C76 104

32、C36 104 C97 104 VDDA VSSA C96 104 C95 104 R5 1M R6 1M FB GND FB GND C39 102 C37 102 VSSP L18 BEAD L20 BEAD C89 104 C90 104 +28V -28V SGND VSS VDD R50 39K R40 4.7K Q2 2N2222 Q1 2N2222 R58 4.7K Z5 5.6V R57 20K VDDP FROM PRE-AMP SECTION C88 104 VDDP 1 2 3 CN1 3PIN TO PRE-AMP SECTION L7 TBC WCH Signal+

33、WCH Signal- AGND TCH Signal+ TCH Signal- 1 2 3 4 5 6 7 8 9 10 CN3 10PIN AGND AGND AGND +18V -18V +18V -18V +18V -18V SGND R49 5.6K R46 5.6K C99 1uF C98 1uF C32 102 C28 102 r ef ooWr et eewT L13 TBC 1 2 CN2 2PIN L26 BEAD L19 BEAD VDD VSS C58 102 1 SCR4 1 SCR2 1 SCR5 1 SCR6 R19 1K R45 20K R48 20K C48

34、221 C62 102 VDDPVSSP C61 221 C57 102 FB GND FB GND L8 JUMPER C51 221 Connect GNDs C19 103 C73 103 C66 103 C72 103 VDDP VSSP C52 * C45 * C59 * C54 * C67 103 C47 103 C60 103 C49 103 C44 103 C53 103 FB GND C104 104 C70 104 C18 1000uF/35V C12 1000uF/35V C11 103 C68 103 VDDPVSSP C10 104 C69 104 VDDPVSSP

35、L25 BEAD L27 BEAD VDDP 1 SCR3 VDDPVSSP FB GNDFB GND FB GNDFB GND Z2 10V 5W VDDP 1 SCR1 L1 Compact SMPS & Amp - Rev 1 - Page 2 of 2 VSSA C110 104 FB GND C56 103 C65 103 C64 103 ! C40 47uF/10V L10 JUMPER L12 JUMPER L11 JUMPER FUS2 0.5A FUS3 0.5A R Sheet 2 of 2 FRAMINGHAM, MA 01701-9168 P/N: 317372-000

36、S Rev. 01 SMPS / Amplifier PCB L1 Compact System R 1234 A B C D 4321 D C B A TWIDDLER ARRAY + - SPK1T 4 CN1D MALE CONNECTOR AMPLIFIER CONNECTION + - SPK2T 4 + - SPK3T 4 + - SPK4T 4 + - SPK5T 4 + - SPK6T 4 CN1C FEMALE CONNECTOR 1 2 3 CN1B 3PIN WOOFER + - SPK1W 3 1 2 CN2B 2PIN L1 Compact Speaker Connections BOTH EXTENSIONS CN1F FEMALE CONNECTOR CN1E MALE CONNECTOR 1TP1 Test Point Connection with Twiddler Array in Base Connection through Extentions R Sheet 1 of 1 FRAMINGHAM, MA 01701-9168 Speaker Connection Diagram L1 Compact System R