Vincent-SV226MK-pre-sch 电路图 维修手册.pdf

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1、Title NumberRevisionSize C Date:14-Oct-2004Sheet of File:E: backup files 原理图 SV系列原理图 SV-2系列 22系列 SV-226MK.ddbDrawn By: R307 330K D301 1N4148 C305 0.1uF/250V R313 1M R317 680 R315 100K D303 1N4148 R311 1K W201a 50K R302 5.6K SV-226MK PRE-AMP C307 1uF/250V R321 180K R323 47K C313 471 Wa B500K Wa B500K

2、 R327 180K R329 33K C315 152 C317 222 C319 682 R209150K C311 3P R337 470 R333 1M R339 47K/2W D503 FR107 D504 FR107 D502 FR107 D501 FR107 220V 220V T501 NJE13005 Vin 1 GND 2 Vout 3 IC501 TA7824 R505 15K D505 FR107 D507 1N4736 C501 220uF R501 15K R503 15K R502 15K C505 0.1uF D506 FR107 C503 10uF C506

3、100uF C508 2.2uF +220V 250V250V 400V R508 33K R507 33K 2W 2W R325 1K +110V +120V 250V C325 0.1u/250V R335 470K C327 1.8uF/250V R341 1K R345 33K C331 101 T301 2SA970 T303 2SA970 R355 2.2K R357 2.2K R375 33K +220V +45V -45V R377 1.5K T309 2SA970 T307 2SA970 T311 2SC2240 T313 2SC2240 T305 2SK246BL R365

4、 470 R363 470 R367 10K R373 220 C504 1uF 63V C309 1uF/250V C323 100uF/250V C321 0.1uF/250V TU301a 12AX7 R309 3.3K R303 8.2K IJ101-1 S1-L IJ101-2 S1-R R101 1M R102 1M RE101 DC12V D101 1N4007 IJ101-3 S2-L IJ101-4 S2-R R103 1M R104 1M RE102 DC12V D102 1N4007 IJ102-1 S3-L IJ102-2 S3-R R105 1M R106 1M RE

5、103 DC12V D103 1N4007 IJ102-3 S6-L IJ102-4 S6-R R111 1M R112 1M RE106 DC12V D106 1N4007 1 2 3 4 5 CP1 C303 102 C304 102 C301 104 C302 104 R301 5.6K W201b A50K A - + M201 MOTOR D202 OPERATION 1 2 CP13 1 2 3 4 5 CP8 1 2 3 4 5 CP1 1 2 3 4 5 CP3 R305 1M TU301b 12AX7 R308 330K D302 1N4148 R310 3.3K R304

6、8.2K R306 1M TU302a 12AX7 TU303a 12AX7 RE301 DC12V +220V D305 1N4007 C306 0.1uF/250V R314 1M R318 680 R316 100K D304 1N4148 R312 1K C308 1uF/250V R322 180K R324 47K C314 471 Wb B500K Wb B500K R328 180K R330 33K C316 152 C318 222 C320 682 R320 150K C312 3P R338 470 R334 1M R340 47K/2W R326 1K +120V C

7、326 0.1u/250V R336 470K C328 1.8uF/250V R342 1K +220V C310 1uF/250V C324 100uF/250V C322 0.1uF/250V TU302b 12AX7 TU303b 12AX7 RE302 DC12V +220V D306 1N4007 R346 33K R343 100K R344 100K +12V R506 100 L.NF + - R509 10 C509 104 -12V 0V 0V-12V SV-226MK PS.PCB 226MK-INPUT.PCB 226MK VOL.PCB SV-226MK AMP.P

8、CB LED+ LED- M+ NC M- 1 2 3 4 5 6 7 8 CP5 R113 47 R332 10K 331 10K C502 0.1uF/400V C507 0.1uF 250V R381 47 1 2 3 4 CP9 L.OUT -12V0V +110V +70V +70V 400V R504 3P C339 100 R351 100 R353 15K R349 820 R347 104 C343 220uF C341 1uF/50V C337 10A FUSE 10A FUSE 22P C333 22P C335 C332 101 T302 2SA970 T304 2SA

9、970 R356 2.2K R358 2.2K R376 33K +45V -45V R378 1.5K T310 2SA970 T308 2SA970 T312 2SC2240 T314 2SC2240 T306 2SK246BL R366 470 R364 470 R368 10K R374 220 R.NF + - 1 2 3 4 CP10 R.OUT 3P C340 100 R352 100 R354 15K R350 820 R348 104 C344 220uF C342 1uF/50V C338 10A FUSE 10A FUSE 22P C334 22P C336 C329 1

10、.8u/250V C330 1.8u/250V NO:01 NO:02 NO:03 1 2 CN7a L.PREout 1 2 CN7b R.PREout IJ102-1 S4-L IJ102-2 S4-R R107 1M R108 1M RE104 DC12V D104 1N4007 IJ102-1 S5-L IJ102-2 S5-R R109 1M R110 1M RE105 DC12V D105 1N4007 1 2 3 4 5 CP2 RECout 1 2 3 4 5 6 7 CP4 1 2 3 4 5 6 7 CP4 K301 LOUD RECout-L RECout-R PREou

11、t-L PREout-R 1 2 3 4 5 CP2 RECout NO:05 NO:13 SV-226MK PRE 1 2 3 4 5 CP3 MIC301 PHONES 1 2 3 4 5 CP14 RE303 PHONES-RE D312 1N4007+12V T315 2SC2383 D310 1N4007 D309 1N4007 D307 1N4007 D311 6V C D D308 6V +12V NC S1 S2 S3 S4 S5 S6 R379 100K R380 100K K302 TONE R359 47 R361 47 R369 47 R371 47 R370 47 R372 47 R360 47 R362 47 1 2 3 4 5 CP7a.b PREout RE1301 DC12V 1 2 CP36 SV-226MK REC NO:04 L R G G G G R L ver:1.0 RadioFans.CN 收音机爱 好者资料库