Arcam-AVR280-avr-sch维修电路图 手册.pdf

《Arcam-AVR280-avr-sch维修电路图 手册.pdf》由会员分享，可在线阅读，更多相关《Arcam-AVR280-avr-sch维修电路图 手册.pdf（2页珍藏版）》请在收音机爱好者资料库上搜索。

1、1234 A B C D 4321 D C B AGPE International Ltd. DWN.BY: XiaoXie APP.BY: MODEL: AVR280/350 DATE: 10/MAR/2007 DATE: ISSUE: E AMP1 SCH SHEET 13 OF 14 Q604 2SC1845 Q605 2SC1845 Q606 2SC1845Q612 2SC2229 Q613 2SC2690 Q616 C5171 Q617 A1930 Q618 2SC5359 Q619 2SA1987 R601 680 R602 22K 1% RMF R611 1K R609 22K

2、 R603 100 1% RMF R615 27 R608 8K2 R607 220 R610 680 1% RMF R614 1K R613 12K R612 22K 1% RMF R621 10/1W R622 10/1W R617 82 R637 100/1W R635 560 VR601 470 R624 82 R638/A 0.22/5W R638/B 0.22/5W C606 10u/50V C605 100u/16V C608 10u/50V C604 47u/63V C603 47u/50V C602 471 C601 4u7/50V C607 101 C612 332 R63

3、9 2K7 R623 82 R627 200 Q620 2SC1845 R641 33K Q601 RN1241 C806 220u/63V C807 220u/63V R640 470 Q603 2SA1015GR Q602 2SA1015GR R605 68 1% RMF R606 68 1% RMF R604 100 1% RMF Q607 2SC1845Q611 2SC1845 Q608 2SA1015GR Q609 2SA940 Q610 2SA949 R616 22K R618 2K2 R619 560 R620 18 D601 1N4148 D602 1N4148 Q614 2S

4、C1845 Q615 2SA1015GR R628 200 R631 1K R632 1K C609 4.7u/16V C610 4.7u/16V R636 560 R626 8K2 R625 8K2/0.25W R633 2K2 R629 8K2 R630 8K2/0.25W R634 2K2 Z601 27V Z602 27V C611 10u/50V D603 1N4004 D604 1N4004 P601 P2 Q704 2SC1845Q705 2SC1845 Q706 2SC1845 Q712 2SC2229 Q713 2SC2690 Q716 C5171 Q717 A1930 Q7

5、18 2SC5359 Q719 2SA1987 R701 680 R702 22K 1% RMF R711 1K R709 22K R703 100 1% RMF R715 27 R708 8K2 R707 220 R710 680 1% RMF R714 1K R713 12K R712 22K 1% RMF R721 10/1W R722 10/1W R717 82 R737 100/1W R735 560 VR701 470 R724 82 R738/A 0.22/5W R738/B 0.22/5W C706 10u/50V C705 100u/16V C708 10u/50V C704

6、 47u/63V C703 47u/50V C702 471 C701 4u7/50V C707 101 C712 332 R739 2K7 R723 82 R727 200 Q720 2SC1845 R741 33K Q701 RN1241 R740 470 Q703 2SA1015GR Q702 2SA1015GR R705 68 1% RMF R706 68 1% RMF R704 100 1% RMF Q707 2SC1845 Q711 2SC1845 Q708 2SA1015GR Q709 2SA949 Q710 2SA949 R716 22K R718 2K2 R719 560 R

7、720 18 D701 1N4148 D702 1N4148 Q714 2SC1845 Q715 2SA1015GR R728 200 R731 1K R732 1K C709 4.7u/16V C710 4.7u/16V R736 560 R726 8K2 R725 8K2/0.25W R733 2K2 R729 8K2 R730 8K2/0.25W R734 2K2 Z701 27V Z702 27V C711 10u/50V D703 1N4004 D704 1N4004 P701 P2 1 2 3 4 5 6 7 8 P103A 8P +V -V BSRO FRO SRO GND4 Q

8、404 2SC1845 Q405 2SC1845 Q406 2SC1845 Q412 2SC2229 Q413 2SC2690 Q416 C5171 Q417 A1930 Q418 2SC5359 Q419 2SA1987 R401 680 R402 22K1% RMF R411 1K R409 22K R403 100 1% RMF R415 27 R408 8K2 R407 220 R410 680 1% RMF R414 1K R413 12K R412 22K 1% RMF R621 10/1W R422 10/1W R417 82 R437 100/1W R435 560 VR401

9、 470 R424 82 R438/A 0.22/5W R438/B 0.22/5W C406 10u/50V C405 100u/16V C408 10u/50V C404 47u/63V C403 47u/50V C402 471 C401 4u7/50V C407 101 C412 332 R439 2K7 R423 82 R427 200 Q420 2SC1845 R441 33K Q401 RN1241 R440 470 Q403 2SA1015GR Q402 2SA1015GR R405 68 1% RMF R406 68 1% RMF R404 100 1% RMF Q407 2

10、SC1845 Q411 2SC1845 Q408 2SA1015GR Q409 2SA940 Q410 2SA949 R416 22K R418 2K2 R419 560 R420 18 D401 1N4148 D402 1N4148 Q414 2SC1845 Q415 2SA1015GR R428 200 R431 1K R432 1K C409 4.7u/16V C410 4.7u/16V R436 560 R426 8K2 R425 8K2/0.25W R433 2K2 R429 8K2 R430 8K2/0.25W R434 2K2 Z401 27V Z402 27V C411 10u

11、/50V D403 1N4004 D404 1N4004 P401 P2 Q504 2SC1845 Q505 2SC1845 Q506 2SC1845 Q512 2SC2229 Q513 2SC2690 Q516 C5171 Q517 A1930 Q518 2SC5359 Q519 2SA1987 R501 680 R502 22K1% RMF R511 1K R509 22K R503 100 1% RMF R515 27 R508 8K2 R507 220 R510 680 1%$ RMF R514 1K R513 12K R512 22K 1% RMF R521 10/1W R522 1

12、0/1W R517 82 R537 100/1W R535 560 VR501 470 R524 82 R538/A 0.22/5W R538/B 0.22/5W C506 10u/50V C505 100u/16V C508 10u/50V C504 47u/63V C503 47u/50V C502 471 C501 4u7/50V C507 101 C512 332 R539 2K7 R523 82 R527 200 Q520 2SC1845 R541 33K Q501 RN1241 R540 470 Q503 2SA1015GR Q502 2SA1015GR R505 68 1% RM

13、F R506 68 1% RMF R504 100 1% RMF Q507 2SC1845Q511 2SC1845 Q508 2SA1015GR Q509 2SA949 Q510 2SA949 R516 22K R518 2K2 R519 560 R520 18 D501 1N4148 D502 1N4148 Q514 2SC1845 Q515 2SA1015GR R528 200 R531 1K R532 1K C509 4.7u/16V C510 4.7u/16V R536 560 R526 8K2 R525 8K2/0.25W R533 2K2 R529 8K2 R530 8K2/0.2

14、5W R534 2K2 Z501 27V Z502 27V C511 10u/50V D503 1N4004 D504 1N4004 P501 P2 BSLO GND3 R642 22K R442 22K R542 22K R742 22K FR SR BSR BSL GND3 GND3 GND3 GND3 GND4d GND4c GND4b GND4a GND3 = Filter Q801 C123 Q802 2SA772 R801 10k R802 4K7 R803 4K7 R804 1K4 C801 100u/16V C802 100u/16V C803 100u/16V 1 2 SE8

15、01 SENSOR D801 1N4148 +20V V_DET CU_DET PORT FR SR BSR BSL 1 2 3 4 5 6 7 8 P104A1 P8 1 2 3 4 5 6 7 8 9 10 P104A TO MAIN BOARD CMU FMU SMU BSMU D802 1N4004 D803 1N4004 CMU FMU SMU Q803 C123 R805 1K4 R806 4K7 D804 1N4148 C808 100u/16V SEN1 SEN2 SEN1 SEN2 GND 1 2 3 4 5 6 P103B TO AMP1 1 2 3 4 5 6 P106A

16、 P6 1 2 3 4 5 6 7 8 9 10 P107A TO AMP1 FL CEN SL FL CEN SL FMU SMU BSMU Vin 1 GND 2 +5V6 3 U801 78M56 D805 1N4004 Z801 12V R807 300R/0.25W R808 10K R809 10K R810 10k R811 10K C809 100u/16V D806 1N4148 D807 1N4148 D808 1N4148 Q804 C123 Q805 C123 Q806 C123 R443 22K C441 102 C541 102 R543 22K R643 22K

17、C641 102 C741 102 R743 22K R444 1K R445 1K R544 1K R545 1K R644 1K R645 1K R744 1K R745 1K WIMA WIMA WIMA WIMA WIMA WIMA WIMA WIMA LE101 GRE_LED LE102 GRE_LED Z802 3V3 R812 200 R813 1K Q807 C114 Q808 C114 R814 4K7 Q809 A1015 R187 4K7 R188 33K C810 100u/10V Q810 C114 R815 2.2/0.25W R816 2.2/0.25W Iss

18、ue-E update Qx13 form 2SC3421to 2SC2690 RadioFans.CN 1234 A B C D 4321 D C B A GPE International Ltd. DWN.BY: XiaoXie APP.BY: MODEL: AVR280/350 DATE: 10/MAR/ 2007 DATE: ISSUE: E AMP2 SCH SHEET 14 OF 14 Q104 2SC1845E Q105 2SC1845E Q106 2SC1845EQ112 2SC2229 Q113 2SC2690 Q116 C5171 Q117 A1930 Q118 2SC5

19、359 Q119 2SA1987 R101 680 R102 22K1% RMF R111 1K R109 22K R103 100 1% RMF R115 27 R108 8K2 R107 220 R110 680 1% RMF R114 1K R113 12K R112 22K 1% RMF R121 10/1W R122 10/1W R117 82 R137 100/1W R135 560 VR101 470 R124 82 R138/A 0.22/5W R138/B 0.22/5W C106 10u/50V C105 100u/16V C108 10u/50V C104 47u/63V

20、 C103 47u/50V C102 471 C101 4u7/50V C107 101 C112 332 R139 2K7 R123 82 R127 200 Q120 2SC1845 R141 33K Q101 RN1241 C806 220u/63V C807 220u/63V Q826 2SC1845 Q827 2SC1845 Q828 A940 R842 22K R843 33K R844 33K R845 10K R846 5K6 C838 220u/35V C839 103 C840 103 Z803 5V1 R140 470 Q103 2SA1015GR Q102 2SA1015

21、GR R105 68 1% RMF R106 68 1% RMF R104 100 1% RMF Q107 2SC1845E Q111 2SC1845E Q108 2SA1015GR Q109 2SA949 Q110 2SA949 R116 22K R118 2K2 R119 560 R120 18 D101 1N4148 D102 1N4148 Q114 2SC1845 Q115 2SA1015GR R128 200 R131 1K R132 1K C109 4.7u/16V C110 4.7u/16V R136 560 R126 8K2 R125 8K2/0.25WR133 2K2 R12

22、9 8K2 R130 8K2/0.25W R134 2K2 Z101 27V Z102 27V C111 10u/50V D103 1N4004 D104 1N4004 P101 P2 Q204 2SC1845 Q205 2SC1845 Q206 2SC1845Q212 2SC2229 Q213 2SC2690 Q216 C5171 Q217 A1930 Q218 2SC5359 Q219 2SA1987 R201 680 R202 22K1% RMF R211 1K R209 22K R203 100 1% RMF R215 27 R208 8K2 R207 220 R210 6801% R

23、MF R214 1K R213 12K R212 22K 1% RMF R221 10/1W R222 10/1W R217 82 R237 100/1W R235 560 VR101 470 R224 82 R238/A 0.22/5W R238/B 0.22/5W C206 10u/50V C205 100u/16V C208 10u/50V C204 47u/63V C203 47u/50V C202 471 C201 4u7/50V C207 101 C212 332 R239 2K7 R223 82 R227 200 Q220 2SC1845 R241 33K Q201 RN1241

24、 R240 470 Q203 2SA1015GR Q202 2SA1015GR R205 68 1% RMF R206 68 1% RMF R204 100 1% RMF Q207 2SC1845 Q211 2SC1845 Q208 2SA1015GR Q209 2SA949 Q210 2SA949 R216 22K R218 2K2 R219 560 R220 18 D201 1N4148 D202 1N4148 Q214 2SC1845 Q215 2SA1015GR R228 200 R231 1K R232 1K C209 4.7u/16V C210 4.7u/16V R236 560

25、R226 8K2 R225 8K2/0.25W R233 2K2 R229 8K2 R230 8K2/0.25W R234 2K2 Z201 27V Z202 27V C211 10u/50V D203 1N4004 D204 1N4004 P201 P2 Q304 2SC1845 Q305 2SC1845 Q306 2SC1845 Q312 2SC2229 Q313 2SC2690 Q316 C5171 Q317 A1930 Q318 2SC5359 Q319 2SA1987 R301 680 R302 22K 1% RMF R311 1K R309 22K R303 100 1% RMF

26、R315 27 R308 8K2 R307 220 R310 680 1% RMF R314 1K R313 12K R312 22K 1% RMF R321 10/1W R322 10/1W R317 82 R337 100/1W R335 560 VR301 470 R324 82 R338/A 0.22/5W R338/B 0.22/5W C306 10u/50V C305 100u/16V C308 10u/50V C304 47u/63V C303 47u/50V C302 471 C301 4u7/50V C307 101 C312 332 R339 2K7 R323 82 R32

27、7 200 Q320 2SC1845 R341 33K Q301 RN1241 R340 470 Q303 2SA1015GR Q302 2SA1015GR R305 68 1% RMF R306 68 1% RMF R304 100 1% RMF Q307 2SC1845 Q311 2SC1845 Q308 2SA1015GR Q309 2SA949 Q310 2SA949 R316 22K R318 2K2 R319 560 R320 18 D301 1N4148 D302 1N4148 Q314 2SC1845 Q315 2SA1015GR R328 200 R331 1K R332 1

28、K C309 4.7u/16V C310 4.7u/16V R336 560 R326 8K2 R325 8K2/0.25W R333 2K2 R329 8K2 R330 8K2/0.25W R334 2K2 Z301 27V Z302 27V C311 10u/50V D303 1N4004 D304 1N4004 P301 P2 1 2 3 4 5 6 7 8 P102A 8P +V -V GND SLO FLO CENO PROT GND1 GND1 GND1 GND1 GND2a GND2b GND2c GND2 = Filter GND1 R342 22K R142 22K R242

29、 22K FL CEN SL V_DET CU_DET 1 2 3 4 5 6 P103A TO AMP2 BOARD 1 2 3 4 5 6 7 8 9 10 P107B P10 SMU CMU FMU 1 2 SE802 SENOR SEN1 SEN2 SMU CMU FMU R144 1K R145 1K R244 1K R245 1K R344 1K R345 1K R143 22K C121 102 R243 22k C231 102 C341 102 R343 22k WIMA WIMA WIMA WIMA WIMA WIMA Issue-E update Q113/Q213/Q313 form 2SC3421to 2SC2690 RadioFans.CN