Technics-SUG-91-Schematics电路原理图.pdf

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1、123 SU-G91 SU-G91 45 CIRCUIT R4.6 GNDL Juo.T rLch PHONO LRch PhonosignolLch)C41 II3514.7 .11(402 rLch( r REC OUT t . L,. Rcho-:AMr.1.;8 TAPEJK403:37 Iu- rLCh L PLAYBACK438I LRch,. .11(404 rLch.L; r OUTPUT2I:2 L RCh veRI/DATJU05.c43I2 LrLCh I NPUTR444I- I L.RCh I . E401, . 820 IC41 AN6558F PHONOEQAMP

2、 + C452 3514.7 IC401 TC9163N INPUTSELECTOR 01 10 0 .24, IC401 X2JU 14.1/ XI XIX2U -14.40 I23. Ov001 obcdef (470R426 3514.7II( + C471R425 3!1V4.1I K R406 . 01v 01 v 9.18: IV.l0yv I OATA CLK X71 18 x7X8 S1BGNO TOYlaY .,ov A421 3.31( ICI201 -14.71 C430 35v4.7 0 . IC403 RIZZI + e429 35V4.7 RIZ22 ICI201

3、LA2780 DOLBY PRO-lOGIC SURROUND MATRIX SIGNALPROCESSO IC403 M521BAP BUFFER AMP US mOr rLchI; R432v TUNER LRch R4!I2 m02t rLch R434u CD,. LRch I:2 . - - 14.TV R463 . TP 2 0 (nT N +:;c ; 0 IC451 IIIII 1111h Irf 2 IIIIIIIIIII,Xld C462 3514.7 + .R462R464 .,180K2 . o . . + I+ -,., !.!l.- -. 01202 2SC3940

4、AOSTA REGULATOR :T: IC51.552 M5218AP TONE ISUPER BASS AMP 01201 UN4211TA SWITCHING - RIll3 K 12261225 0.10.1 I-I- 01201 MAI65TA -20- :g-.Lc- d T oAI75 R574 .K R516A5S IK2.21( I 0552 .1410v R961R966 3.31(2.2K R965R964R963R962R961 1.8IC1.51(1.2KI K820 QI.552 2SK301RSTA SWITCHING IS.BASS:ONI DlOPERATIO

5、NCIRCUIT R971 2.2K R976R975R91. 1.81 w0 cw c cc . cc z W 4 4 V ZZ c w 0 v v 0 I (REARLEVEL-I t-o (. T R978 lOOK C903 6.310470 + + NO n-io !2 ZO II o II . I ., o. I E .0 g:! = -, 0911 .,. N . .t,sV4.1 I-+-fl- n 0901L901 ISS29ITAIOOtlH C91. ,65014.7 I-t*- 11 : e901 6.311000 f-iI-:t 0910 NA165TA 1r6.2V

6、 o 0. Ir :-(.11 zID , S zO - t! _J R521 1001C o Og .0 UI iii o r c s: ., . T1 r () :tJ () C -I X = IIv-O-;1. ! n- I ;: :II, :,UI - E g: E =I+- I;! . ,-.1:100 .Nio x i -z x- x . 0 N -19.2V 53 -16.11 - IJ 4 -19.21 53 C934BOP -19.11 ,. C933 BOP -21.41 51 C932nop -19,11 ,. C931 nop -19.21 ,. C930nop . -

7、21.41 SlO C94030P -171 -19.31 o I -19.31 .02 -19.31 -r D III -19.31 D4 -19.31 05 t -19.41 D6 OV-19,41 G.EQ D1. jCKI -19.4V 01QTI 01STio ovASTIb o . R :J xx * XX n zzz I Z . Z - - NN I : . mmo - zz isis 171819 deb0 R941001 0 :.c;:;: z ; u u0I/)II)u : o000,ot1 - c 2021222324 ICIOOI:! : ; ; : 1 V2512.5

8、12f (1013CIOI2(I100+ SOY I$6OP560P! 5:! 2:.:II:IS-a Q;N , :II:RIOISRtOll.N=8RtOOS8RIOOS.f 2100470II15IC;:;I15K - rI4.TV -14.71 / :l-, cd CNIOOIA 1)(2(3)(4)(.)(6)(7I )(Z)(3)(4($)(6)(7 IISURROUND CIRCUIT CN100ZA (N1002CNIOOI I )(ZK3)(4X5)(6)(7 11(2)0)(4)(.)(6)(7 ICIOOI LA2730 DOLBYNR !.lRID!6 1/4W82 -

9、 l caeb d II ,.;,.;.; 20 8200P RIOla .0 ICI003 TC9212P ATTENUATOR - RII37 lOOK IK ICI003 :1029 5011 + . CI040 Y3.3 , .J. HIIS5ItlII7CI033 2.7K2.2K .0.:3 o01 ,21 -TV.IICI002 C1l22 5013.3 -it.i:-:II: ; RIlOtCIIOI 2.2 K5013.3 CII09lOP CillOlOP N irCi 56K CIIII50110 01106 UN4111TA POWER ON/OFfDfT. - 011

10、02,1104 2SA933SORSTA MUTINGCONTROL QIIOI,IIO!) 2SC3327ABTP MUTING :;0 .ls-:l.:t g +. rJN 2K -;:;0 T-o 3;g;! ,8 2+RtOl2 T RI023u u uon2108C270K I-G91SU-G91 2526272829 -IC.N IC601 IC601 SVI3206C POWER AMP (FRONT) 621 R602C602 IK3V4.7 Rr I 3;. I .:;: I I I J gLg . .1 pop Ri09 10 +64.31/ 0603 UN4211TA O

11、VERLOADOET. 0601 2SA992EFTA RELAYDRIVE 4V Q70 2SC3940AQSTA REGULATOR obcde 0722 UN4215TA STABILIZER 0705 TPI 101 -0.5 R712 OK 0708 1671TA 0722 0101 2SDI761DEF REGULATOR fPI6 TPl7 R774AR772,!u;! 303134 R660 OK ov06el Ov _0 Q61 2SB621AQRSTA MOTORDRIVE IIPOWERTRANSFORMERCIRCU IT CN7018 CNTOIA CN702-2 -

12、: 3233 06e5 ov AN MOTOR 0653 06ez +)1-, Ch1 A 3hJl FRONT 1 ,.60Z J :+11-, -Ch1 B :HI -;:J, hJ - -1 SPEAKERS Q652655 2SA933SQRSTA MOTORDRIVE JK603 +)1-, Rch1 .:II-1 REAR :+J hJ - -1 K604 -, CENTER -.J CN6028 CN6028 3)(2 II POWER SWITCH ISPEAKERS IHEADPHONES CIRCUIT JK604A HEADPHONES CT910.01 t. 125V7A .c+o0If-h. L-. .dlS101 (POWERI CN719 CN720 Q % ,. 1 t. JK701 AtlZOV 160H!1 IIIAC OUTLET lACINLETCIRCUIT SU-G91