Technics-RSB-965-Schematics电路原理图.pdf

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1、ELEKTRONIKIELEKTRONIKI ELEKTRONIKIELEKTRONIKI ELEKTRONIKIELEKTRONIKI ELEKTRONIKIELEKTRONIKI A MAIN CIRCUIT Q14 2SK170BLVTP PLAYBACK EQ CONT. R3 4.7K L ch CP17 1 2 R1 68K C1 150P 0VG Q3 (E, EB, EG, GC, GN) areas R5 4.7K C3 0.018 R141 1K 3.1V Q1 3.1V 0.3V SS DD 0.3V G0V 3.1V2 3.1V 3 - + 6.8V 8 10V IC1

2、(1/2) R21 22K IC2(1/2) 6.8V C11 47P R25 22K 0V 2 + - 8 4 0V 0V R23 22K 3 -7V 6.8V PLAYBACK GAIN ADJ. (L ch) R27 330 L1 2.7mH C17 25V10 C70 1200P R29 1.8K VR3 5K(B) C15 0012 0.027-(PP) 0.01- others C13 R201 18K IC1,2 M5219L PLAYBACK EQ AMP R202 18K Q58 2SK381BCDTA PLAYBACK EQ CONT. R7 4.7K R9 47 C7 6

3、.3V470 12K-(PP) 15K-others R15 R17 560K C5 5600P 0V0V SD Q5 G -10.6V R11 2.2M 0V0V D G S Q7 -2.7V R13 2.2M -7V C9 1500P R19 10K R427 8.2K R463 18K IC451 CX20187 DOLBY NR (B/C) 6.6V IC451 0V0V R465 2.2K 0V0V0V0V0V6.6V R467 10K R497 2.2K C471 50V4.7 R451 1.6K C451 680P 1 4 L451 R453 430 0V0V-6.6V C453

4、 4700P R457 6.8K C455 0.47 C457 0.15 -6.6V 0V0V 0V-6.6V-6.4V C459 0.015 C461 0.22 0V C463 0.068 C465 0.047 R459 680 C467 6800P C469 0.01 ba IC7 6.6V-7V (-6.4V) 6.6V 0V0V0V 0V 0V0V0V 0V-7V -7V-7V (4V) 1 234567 89 10 1112 1314 IC7, 8 MN4066B NR SELECT 1 2345 678 9101112 1314 151617 18 1920 21 R155 100

5、K 0V 0V 5 6 8 15V 7 4 + - -15V 0V -15V IC5(1/2) R35 100 R39 22K C79 47P R41 10K IC5, 6 M5218L CLASS AA AMP + - R31 3.3K R33 3.3K R37 1K C19 25V22 R43 10K 0V1 3 2 0V 0V IC5(1/2) R45 100 R47 100K JK1-2 L ch LINE OUT PLAYBACK HEAD R ch 4 3 R4 4.7K R6 4.7K (E, EB, EG, GC, GN) areas R2 68K C2 150P R142 1

6、K C4 0.018 D S 0.3V 0V G Q4 3.1V Q2 R8 4.7K D S 3.1V G0V 0.3V IC1(1/2) 3.1V 3.1V 6 5 7 0V 4 -7V - + R22 22K 12K-(PP) 15K-others R10 47 C8 6.3V470 R18 560K C6 5600P S D 0V 0V G -10.6V Q6 R12 2.2M R20 10K SD 0V 0V G -2.7V Q8 R14 2.2M C10 1500P IC2(1/2) 0V 0V R24 22K 0V 5 7 6 R26 22K C12 47P PLAYBACK G

7、AIN ADJ. (R ch) R28 330 L2 2.7mH C18 25V10 C69 1200P 0.027-(PP) 0.01-others C16 0.012 R30 1.8K VR4 5K(B) MODE CTRL REF MOA MOA 6.6V-5.7V R464 18K -7V0V R461 100K 7V R466 2.2K R468 10K HLS HLS H DET H DET 0V0V 0V0V-6.6V -6.6V 0V-6.3V-6.5V L DET L DET L LS L LS 0V 0V0V C470 0.01 C468 6800P C466 0.047

8、R460 680 C464 0.068 C462 0.22 C460 0.015 R458 6.8K C458 0.15 C456 0.47 C454 4700P R454 430 4 1 L452 C472 50V4.7 R498 2.2K C452 680P R452 1.6K 42 41 40393837363534 33 3231302928272625242322 IC8 6.6V-7V (-6.4V) 6.6V0V0V0V0V 0V 0V0V0V -7V-7V-7V (4V) 1234567 8 9 10 1112 1314 C931 001 R680 22K D651 MA165

9、TA D926 MA165TA D928 MA165TA D927 MA165TA R42 10K a b IC6(1/2) 0V 5 + - 0V 6 4 -15V 15V 8 7 0V R36 100 R40 22K R32 3.3K R34 33K 0V 0V 0V + - 1 3 2 IC6(1/2) R38 1K C20 25/22 R46 100 RLY2 C80 47P C551 0.033 C552 0.033 R48 100K R ch R156 100K C901 8200P 15V 0V 0V 0V R204 820 C902 16V10 R205 100 3 2 + -

10、 8 1 15V R212 82K C903 47P IC13 M5218L MUSIC SELECTOR IC13(1/2) R206 39K IC13(1/2) 0V5 6 7 + - R207 C910 50V22 R208 100K 1.5V 4 -15V -13.8V 3.3K-(PP) 4.7K-others D921 MA165TA C904 50V1 R209 1K D922 MA165TA Q945 2SC3311AQSTA MUSIC SELECTOR R210 47K ab Q945 0V R211 10K 4.6V 27-(EB, GN) 120-others Q618

11、 6.6V14.8V R639 7.2V C619 0.01 R640 2.2K C638 10V100C637 10V100 R641 2.2K C635 10V100 C634 10V100 C636 10V100 C632 10V100 C620 0.01 -7.5V R643 2.2K Q616 15V 6.8V 7.4V C616 0.01 R628 2.2K C633 10V100 C631 10V100 R632 2.2K R627 2.2K -7.6V C615 0.01 R631 2.2K R425 10K Q616, 618 2SD592AQRSTA REGULATOR Q

12、617, 619 2SB621ARSTA REGULATOR Q15, 16 2SA1309AQSTA REC CAL. CONT. Q17 2SC3311AQSTA REC CAL. CONT. IC502 AN6294NK dbx AMP 15V C851 25V22 6.6V R853 3.6K R857 6.2K C853 0.015 C855 330P R859 91K R855 24K C877 50V3.3 N C857 10V22 C863 3300P R861 4.7K C859 0.1 C861 0.1 R863 33K R867 33K C865 3300P C867 3

13、30P R865 6.8K C869 0.18 C875 1800P R879 430 R869 18K R871 18K C871 0.018 C873 25V22 R877 2.2M R873 12K R875 1.1K R68(-6.3V) 22K -15V C932 0.01 R682 47K 6.6V Q614 14V (-7V) 6.5V Q937 -7V R218 22K R217 22K R216 22K C933 4700P C934 4700P R633 a b c d e f 27-(EB, GN) 120-others R213 47K R215 47K R214 47

14、K 16.2V CN6A(1/2) CN68 7 6 55 6 7 W6 S719 (-OPEN/CLOSE IC701, 702 M5218L CLASS AA AMP (HEADPHONES) 16.2V C702 50V1 VR701-1 10K(A) 0V 2 8 1 16.2V 3 - + IC701(1/2) IC701(1/2) 0V 0V 0V 0V 0V +- JK2 5 6 4 -16.6V 7 R721 33 R727 3.3K R725 1K R723 10 R719 18 C701 0.022 LINE IN L ch JK (-) R ch JK3 -15V R49

15、 27K C23 25V10 Q9 Q10 R50 27K R143 27K C24 25V10 C25 25V10 Q9, 10 2SC3311AQSTA MUTING 0V 0.3V R51 22K R52 22K 0V D923 MA165TA Q1114 2SA1309AQSTA MUTING 7V a b c d 0V 3 8 2 + - 0V 0V1 -6.8V -14.8VR644 -7V-15V Q617 27-(EB, GN) 120-others L ch CD DIRECT IN R ch Q11 Q12 R144 27K C26 25V10 OV -0.8V R53 2

16、2K OV -0.8V R54 22K D924 MA165TA R997 2.2K -6.8V D925 MA165TA Q14 R58 33K -0.8V 0V R56 5.6K R64 22K C28 39P R60 36K RLY1 0V 0V 0V 6 4 -6.8V 7 5 + - C30 25V10 IC3(1/2) R62 10K R158 5.6K R61 10K ab Q13 0V R57 33K R55 5.6K -0.8V R63 22K C27 39P R59 36K R157 5.6K C29 25V10 6.6V IC3(1/2) IC3 M5238L BUFFE

17、R AMP (REC) Q619 IC9 MN4066B SWICHING c d e R991 2.2K R995 10K IC9 6.6V4.6V 4.6V0V0V0V 0V 0V0V0V 0V -1.4V -1.4V-6.8V 1 2345 6 7 8 910 11121314 R669 4.7K Q18 0V Q18 2SD1450RSTA REC CAL. CONT. -1.4V R996 22K D14 MA165TA D4 D3 C36 0.027 R72 22K R74 820 0V 0V0V 2 3 + - 1 4 -6.8V R70 33K R67 47K IC4(1/2)

18、 C33 0.01 C34 0.01 R68 47K VR9 5K(B) R80 3.3K IC4(1/2) 0V IC4 M5218L REC CAL. CONT. D2 D1 5 + - R69 5.6K C35 3300P REC CAL. ADJ. (LEVEL) R71 6.8K R73 820 0V6 7 8 6.6V C32 1200P C31 1200P R65 15K R66 15K VR10 5K(B) REC CAL. ADJ. (BIAS) R137 3.9K Q15 6.6V R138 1.8K 0V -0.8V C37 25V10 R77 390 R79 5.6K

19、C38 25V10 R82 2K R81 2.7K 0V Q17 Q16 -0.8V -0.8V R78 390 R994 10K d a c e IC502 Block diagram of IC502 indicates Rch only +- DeOFFEnDeOFFEn 6.6V0V0V0V0V0V0V0V0V0V 0V0V 0V0V0V0V0V0V En En En EnEn 6.6V OFFOFF OFFOFFOFF DeDe De De De + + + + - - - - 0.1V-6.2V -6.6V-7V-7V 1 2345 67891011 121314 -6.6V-6.

20、2V 1516171819202122232425262728 N C852 25V22 R854 3.6K C878 20V3.3 C858 10V22 R876 1.1K R874 12K R856 24K C856 330PC860 0.1 C862 0.1 R868 33K R858 6.2K C854 0.015 R860 91K R862 4.7K C864 3300P R864 33K C866 3300P 15V -15V dbx TIMING ADJ. Q615 2SB621ARSTA REGULATOR Q614 2SD592AQRSTA REGULATOR dbx TIM

21、ING ADJ. TEST POINT Q937 2SD1450RSTA STABILIZER TP4 TP3 C870 0.18 C868 C872 0.018 R870 18K R872 R878 2.2M C876 1800P R880 430 C874 25V22 VR502 5K(B) R881 1K -7V Q615 C630 10V100 -7.6V R634 2.2K C617 0.01 7.2V C629 10V100 R636 2.2KR635 2.2K R637 2.2K C628 10V100C627 10V100 C618 0.01 -14.6V R638 27-(E

22、B, GN) 120-others a c d e CN6A(1/2) a b c -16.6V 3 4 2 1 4 3 2 1 (PHONES LEVEL) C703 50V1 VR701-2 10K(A) onstanby IC702(1/2) ! (POWER) S718-1 0V 0V + - 2 3 1 0V 4 -16.6V onstanby S718-2 9 10 88 10 9 B POWER SWITCH/HEADPHONES CIRCUIT CN1 1 2 3 4 5 a c d e b HEADPHONES R720 18 R724 10 R726 1K R728 3.3

23、K R722 33 0V 7 8 +- 6 5 16.2V 0V 0V IC702(1/2) C39 50V10 CP1 a b c d e 1 2 3 4 5 6.6V -6.8V R140 100K R139 100K C dbX / DOLBY NR CIRCUIT R421 2.7K R431 22K C401 1200P R401 680K 0V 1 2 3 6 5 4 L401 0V -0.3V-0.3V Q401Q403 6.6V IC401 CX20187 DOLBY NR (B/C) IC401 0V MODE CTRL REF R417 100K 5.6V R422 2.7

24、K 3 2 1 4 5 6 L402 R432 22K R402 680K C402 1200P 0V 0V -0.3V Q402Q404 Q401404 2SD1450RSTA MPX CONTROL C801 25V22 R803 22K R807 6.2K C803 0.015 R809 91K C805 330P 6.6V R805 24K N C807 10V22 IC501 6.6V0V 0V 0V0V0V 0V0V0V 6.6V6.6V-6.1V -6.4V 0V0V0V0V0V0V 0V0V-6.1V -6.4V-6.8V-6.8V Block diagram of IC501

25、 indicates Rch only +- OFFOFF OFFOFF +- OFFOFFOFF + + - - -De De De De EnEn EnEn EnDe DeDeEnEn 1234567891011121314 151617181920 2122232425262728 C802 25V22 R804 22K C40 50V10 IC501 AN6294NK dbX AMP R808 6.2K C804 0.015 R810 91K R806 24K C806 330P C808 10V22 C814 3300P C818 330P R816 6.8K C816 3300P

26、R814 33K R818 33K C820 0.18 R812 4.7K C810 0.1 C812 0.1 R820 18K R828 2.2M R822 1,8K R824 12K C822 0.018 C826 1800P C824 25V22 C828 50V3.3 R826 1.1K C809 0.1 C823 25V22 C827 50V3.3 R825 1.1K C811 0.1 R811 4.7K C813 3300P R813 33K R815 6.8K C815 3300P R817 33K C819 0.18 C817 330P R819 18K R821 1,8K R

27、827 2.2M C821 0.018 R823 12K C825 1800P R829 3.3K-(PP) 3.9K-others R404 680K C404 1500P -6.8V R424 5.1K 0V0V0V0V0V R406 1.8K TP14 R408 3K C406 680P R412 3.6K L404 1 4 R410 430 C410 0.47 C408 4700P 6.6V 0V 0V 0V 0V0V M0A M0A HIS HIS TP13 R423 5.1K R407 3K R403 680K C403 1500P C405 680P L403 R409 430

28、C409 0.47 R405 1.8K 4 1 C407 4700P R411 3.6K 12 3 45 67 89 10 11 12 1314 151617 18 192021 222324 2526272829303132333435 36 37 3839 4041 42 H DETL DETLIS LIS L DETH DET 0V 0V0V 0V0V 0V0V 0V 0V0V -6.5V -6.5V -6.2V -6.3V -6.5V-6.5V -6.5V-6.5V 6.8V R413 6.8K C413 0.015 C411 0.15 C417 0.068 C415 0.22 R41

29、5 680 C421 6800P C423 0.01 R429 8.2K C419 0.047 C425 50V47 R433 470 R440 33K -6.8V C412 0.15 C414 0.015 R414 6.8K C416 0.22 R416 680 C420 0.047 C418 0.068 IC11 1 23 4 5 6 7 8 9 1011121314 6.6V -6.8V0V0V0V0V 0V 0V0V 6.6V -6.8V -6.8V-6.8V IC12 -6.8V6.6V0V -6.8V0V0V0V 0V0V0V-6.8V-6.8V 6.6V 1 2345 67 (4

30、.8V) 8910 11121314 3.3K-(PP) 3.9K-others R830 IC11, 12 MN4066B NR SELECT R420 8.2K-(PP) 18K-others 9 8 7 6 5 4 2 1 3 CP2 (4.8V) 8.2K-(PP) 18K-others R419 C426 50V47 C424 0.01 R434 470 R430 8.2K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 - + C14 R16 +B R642 2,2K -B +B -B R44 10K +B -B R866

31、 6,8K 330P 1,8K C422 6800P N Magnetofon kasetowy Technics RS-B965 SERWISELEKTRONIKISERWISELEKTRONIKISERWISELEKTRONIKI BazaPoradSerwisowychBazaPoradSerwisowychBazaPoradSerwisowych ABCD 11 RadioFans.CN 收音机爱 好者资料库 ELEKTRONIKIELEKTRONIKI ELEKTRONIKI ELEKTRONIKI ELEKTRONIKI A MAIN CIRCUIT Q14 2SK170BLVTP

32、 PLAYBACK EQ CONT. R3 4.7K L ch CP17 1 2 R1 68K C1 150P 0VG Q3 (E, EB, EG, GC, GN) areas R5 4.7K C3 0.018 R141 1K 3.1V Q1 3.1V 0.3V SS DD 0.3V G0V 3.1V2 3.1V 3 - + 6.8V 8 10V IC1(1/2) R21 22K IC2(1/2) 6.8V C11 47P R25 22K 0V 2 + - 8 4 0V 0V R23 22K 3 -7V 6.8V PLAYBACK GAIN ADJ. (L ch) R27 330 L1 2.7

33、mH C17 25V10 C70 1200P R29 1.8K VR3 5K(B) C15 0012 0.027-(PP) 0.01- others C13 R201 18K IC1,2 M5219L PLAYBACK EQ AMP R202 18K Q58 2SK381BCDTA PLAYBACK EQ CONT. R7 4.7K R9 47 C7 6.3V470 12K-(PP) 15K-others R15 R17 560K C5 5600P 0V0V SD Q5 G -10.6V R11 2.2M 0V0V D G S Q7 -2.7V R13 2.2M -7V C9 1500P R1

34、9 10K R427 8 2K PLAYBACK HEAD R ch 4 3 R4 4.7K R6 4.7K (E, EB, EG, GC, GN) areas R2 68K C2 150P R142 1K C4 0.018 D S 0.3V 0V G Q4 3.1V Q2 R8 4.7K D S 3.1V G0V 0.3V IC1(1/2) 3.1V 3.1V 6 5 7 0V 4 -7V - + R22 22K 12K-(PP) 15K-others R10 47 C8 6.3V470 R18 560K C6 5600P S D 0V 0V G -10.6V Q6 R12 2.2M R20

35、 10K SD 0V 0V G -2.7V Q8 R14 2.2M C10 1500P IC2(1/2) 0V 0V R24 22K 0V 5 7 6 R26 22K C12 47P PLAYBACK GAIN ADJ. (R ch) R28 330 L2 2.7mH C18 25V10 C69 1200P 0.027-(PP) 0.01-others C16 0.012 R30 1.8K VR4 5K(B) C901 8200P 15V 0V 0V 0V R204 820 C902 16V10 R205 100 3 2 + - 8 1 15V R212 82K C903 47P IC13 M

36、5218L MUSIC SELECTOR IC13(1/2) R206 39K IC13(1/2) 0V5 6 7 + - R207 C910 50V22 R208 100K 1.5V 4 -15V -13.8V 3.3K-(PP) 4.7K-others D921 MA165TA C904 50V1 R209 1K D922 MA165TA Q945 2SC3311AQSTA MUSIC SELECTOR R210 47K ab Q945 0V R211 10K 4.6V 27-(EB, GN) 120-others Q618 6.6V14.8V R639 7.2V C619 0.01 R6

37、40 2.2K C638 10V100C637 10V100 R641 2.2K C635 10V100 C634 10V100 C636 10V100 C632 10V100 C620 0.01 -7.5V R643 2.2K Q616 15V 6.8V 7.4V C616 0.01 R628 2.2K C633 10V100 C631 10V100 R632 2.2K R627 2.2K -7.6V C615 0.01 R631 2.2K LINE IN L ch JK (-) R ch JK3 -15V R49 27K C23 25V10 Q9 Q10 R50 27K R143 27K

38、C24 25V10 C25 25V10 Q9, 10 2SC3311AQSTA MUTING 0V 0.3V R51 22K R52 22K 0V D923 MA165TA Q1114 2SA1309AQSTA MUTING 7V a b c d 0V 3 8 2 + - 0V 0V1 -6.8V -14.8VR644 -7V-15V Q617 27-(EB, GN) 120-others L ch CD DIRECT IN R ch Q11 Q12 R144 27K C26 25V10 OV -0.8V R53 22K OV -0.8V R54 22K D924 MA165TA R997 2

39、.2K -6.8V D925 MA165TA Q14 R58 33K -0.8V 0V R56 5.6K R64 22K C28 39P R60 36K RLY1 0V 0V 0V 6 4 -6.8V 7 5 + - C30 25V10 IC3(1/2) R62 10K R158 5.6K R61 10K ab Q13 0V R57 33K R55 5.6K -0.8V R63 22K C27 39P R59 36K R157 5.6K C29 25V10 6.6V IC3(1/2) IC3 M5238L BUFFER AMP (REC) Q619 IC9 MN4066B SWICHING c

40、 d e R991 2.2K R995 10K IC9 6.6V4.6V 4.6V0V0V0V 0V 0V0V0V 0V -1.4V -1.4V-6.8V 1 2345 6 7 8 910 11121314 R669 4.7K - + C14 R16 +B R642 2,2K -B Magnetofon kasetowy Technics RS-B965 SERWISELEKTRON BazaPoradSerwis A 1 RadioFans.CN 收音机爱 好者资料库 ELEKTRONIKI ELEKTRONIKIELEKTRONIKI ELEKTRONIKI ELEKTRONIKI R42

41、7 8.2K R463 18K IC451 CX20187 DOLBY NR (B/C) 6.6V IC451 0V0V R465 2.2K 0V0V0V0V0V6.6V R467 10K R497 2.2K C471 50V4.7 R451 1.6K C451 680P 1 4 L451 R453 430 0V0V-6.6V C453 4700P R457 6.8K C455 0.47 C457 0.15 -6.6V 0V0V 0V-6.6V-6.4V C459 0.015 C461 0.22 0V C463 0.068 C465 0.047 R459 680 C467 6800P C469

42、 0.01 ba IC7 6.6V-7V (-6.4V) 6.6V 0V0V0V 0V0V0V 0V-7V -7V (4V 1 23456 910 1112 1314 1 2345 678 9101112 1314 151617 18 1920 21 MODE CTRL REF MOA MOA 6.6V-5.7V R464 18K -7V0V R461 100K 7V R466 2.2K R468 10K HLS HLS H DET H DET 0V0V 0V0V-6.6V -6.6V 0V-6.3V-6.5V L DET L DET L LS L LS 0V 0V0V C470 0.01 C

43、468 6800P C466 0.047 R460 680 C464 0.068 C462 0.22 C460 0.015 R458 6.8K C458 0.15 C456 0.47 C454 4700P R454 430 4 1 L452 C472 50V4.7 R498 2.2K C452 680P R452 1.6K 42 41 40393837363534 33 3231302928272625242322 IC8 6.6V-7V (-6.4V) 6.6V0V0V0V 0V 0V0V0V -7V-7V (4V 123456 9 10 1112 1314 C931 001 R680 22

44、K R425 10K Q616, 618 2SD592AQRSTA REGULATOR Q617, 619 2SB621ARSTA REGULATOR Q15, 16 2SA1309AQSTA REC CAL. CONT. Q17 2SC3311AQSTA REC CAL. CONT. IC502 AN6294NK dbx AMP 15V C851 25V22 6.6V R853 3.6K R857 6.2K C853 0.015 C855 330P R859 91K R855 24K C877 50V3.3 N C857 10V22 C863 3300P R861 4.7K C859 0.1

45、 C861 0.1 R863 33K R867 33K C865 3300P C867 330P R865 6.8K C869 0.18 C875 1800P R879 430 R869 18K R871 18K C871 0.018 C873 25V22 R877 2.2M R873 12K R875 1.1K Q18 0V Q18 2SD1450RSTA REC CAL. CONT. -1.4V R996 22K D14 MA165TA D4 D3 C36 0.027 R72 22K R74 820 0V 0V0V 2 3 + - 1 4 -6.8V R70 33K R67 47K IC4

46、(1/2) C33 0.01 C34 0.01 R68 47K VR9 5K(B) R80 3.3K IC4(1/2) 0V IC4 M5218L REC CAL. CONT. D2 D1 5 + - R69 5.6K C35 3300P REC CAL. ADJ. (LEVEL) R71 6.8K R73 820 0V6 7 8 6.6V C32 1200P C31 1200P R65 15K R66 15K VR10 5K(B) REC CAL. ADJ. (BIAS) R137 3.9K Q15 6.6V R138 1.8K 0V -0.8V C37 25V10 R77 390 R79

47、5.6K C38 25V10 R82 2K R81 2.7K 0V Q17 Q16 -0.8V -0.8V R78 390 R994 10K d a c e IC502 Block diagram of IC502 indicates Rch only +- DeOFFEnDeOFFEn 6.6V0V0V0V0V0V0V0V0V0V 0V0V 0V0V0V0V0V0V En En En EnEn 6.6V OFFOFF OFFOFFOFF DeDe De De De + + + + - - - - 0.1V-6.2V -6.6V-7V-7V 1 2345 67891011 121314 -6.

48、6V-6.2V 1516171819202122232425262728 N C852 25V22 R854 3.6K C878 20V3.3 C858 10V22 R876 1.1K R874 12K R856 24K C856 330PC860 0.1 C862 0.1 R868 33K R858 6.2K C854 0.015 R860 91K R862 4.7K C864 3300P R864 33K C866 3300P 15V -15V dbx TIMING ADJ. dbx TIMING ADJ. TEST POINT TP3 C870 0.18 C868 C872 0.018

49、R870 18K R872 R878 2.2M C876 1800P R880 430 C874 25V22 VR502 5K(B) R881 1K R866 6,8K 330P 1,8K RONIKISERWISELEKTRONIKI rwisowychBazaPoradSerwisowyc B ELEKTRONIKI ELEKTRONIKI ELEKTRONIKIELEKTRONIKI ELEKTRONIKI V0V 0V 7V -7V-7V (4V) 67 89 IC7, 8 MN4066B NR SELECT R155 100K 0V 0V 5 6 8 15V 7 4 + - -15V 0V -15V IC5(1/2) R35 100 R39 22K C79 47P R41 10K IC5, 6 M5218L CLASS AA AMP + - R31 3.3K R33 3.3K R37 1K C19 25V22 R43 10K 0V1 3 2 0V 0V IC5(1/2) R45 100 R47 100K JK1-2 L ch LINE OUT V0V0V 7V-7V-7V (4V) 67 8 9 R680 22K D651 MA165TA D926 MA165T