Technics-SU8022-int-sm(1) 维修电路原理图.pdf

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1、U-S022!X CHANGE OF PARTS LIST (0), (OG), (XGH), (XE), (XSW) ,(EB) Notes: This parts list included only the change of the model SU-8022 parts list_ Ref.! Change of Part No. I Part Name & Description No-l SU-8022 . SU-8022K i CABINET and CHASSIS PARTS 1 I S8NS13 S8NS33 I Knob. Volume Control I , I Kno

2、b, Bass, Treble, Balance & 2 , SBN815 S8NS35 i I Input Selector Switch 3 i SGWUS022D SGWU8022KD i Panel, Front Assy 18lack) 4 i SBD21 S8D21-1 I Knob, Loudness, Rec Mode, Tape , I MOnitor Switch 5 i SHR5037 ! SHR5037-1 1 Spacer, Loudness Switch 6 I SHR5043 ! SHR5043-1 ! Spacer Rec Mode, Tape Monitor

3、I Switch 9 S8C211 i ,Button, High Filter, Subsonic I I S8C211-1 I Filter and Speaker Switch 13 I S8C209 I S8C209-1 ! Button. Power Switch ! SGP1790A 01 I i SGPUS022D XE, XGH, I i I SGP17908 01 I Rear Panel 20 I XGF, DG, E81 I i xALI ! SGPUB022L SGPUB022KD DG, XGH, i Rear Panel, SGP17908 with I SGPUB

4、022W XSWI E8,XEI I Name Plate ISGT20150) I SGP1790-1A X, XAI I SGPU8022KW xSWI I.Rear Panel, SGP17908 with Name Plate ISGT2061 0) I RJA23ZC D, XGH, XGF, : RJA23ZC D, DG, E8, I AC Cord, with Plug , 23 I EB,DG,XSWI XGH,XSWI RJA45ZC X El I , SJAll1 X, XAI i RJA45ZC XEI AC Cord i QFC1207M xALI I i SHR12

5、7 I SHR127 ! ; 0, DG, XGH, E8, xswl 8ushing, AC Cord 24 i SHR129 xEI only i SHR129 IXEl : Bushing, AC Cord I SKA 10676 SKA10677D. DG,XGH,EBiI Cabinet IBlack) 25 I SKAU8022E XE, xswl SKAU8022KE XSW, XEI ! Cabinet IBlack) SCREWS and WASHERS I XTB4+8FFN XTB4+SFFZ I Screw, Cabinet Mtg i XTB3+8BFN XTB3+S

6、FFZ I Screw, Cabinet Mtg PACKING PARTS : SPS2177 P21 SPS2177-1 XALI only SPS2177 I Pad, Left Side l SPS2179 i SPS2179 i P3 I SPS2179-1 xALI only i Pad, Right Side SPG2077 01 I ! I SPG2079 I ! XE,XGH,EB,DG.XSWI P5 i SPG20Bl X, XAI I SPG20S5 Carton Box I SPG2083 xALI I SPG20B7 XGFI ! P61 SQF10199 D, X

7、GH, I SQF10199 Instructions Book, Printed Matter XGF, EB, DG, xswl 1 0, DG, XGH, EB, xswl I SQF10201 I SQF10201 XEI ,nstructions Book, Printed Matter XE, X, XA, XALI I Notes: ID) and lOG) are available in Scandinavia and European only. (XGH) is available in Holland only. (XE) is available in United

8、Kingdom only. (XSW) is available in Switzerland only. (EB) is available in Belgium only. Printed in Japan 7902-6S00G 0 . t:. S ORDER!.NfY:SD7902-1!i-, . . M: . . . . ,.-. . eMce -: anua SU-8022K Stereo I ntegrated Amplifier SU-80:22 (0), (OG), (XGH), (XGF), (EB), (XE), (XSW), (X), (XA), (XAL) SU-802

9、2K (0), (OG), (XGH), (XE), (XSW) , (EB) models SU-S022 (0, DG) and SU-8022K ID, DG) ,re available in Scandinavia and European only. :The models SU-8022 IXGH) and SU-S022K (XGH) are available in Holland only. The model SU-S022 (XGF) is available in France only. The model SU-8022 (ES) and SU-8022K (ES

10、) are available in Belgium only. The models SU-S022 (XE) and SU-8022K (XE) are available in United Kingdom only. The models SU-8022 (XSW) and SU-8022K (XSW) are available in Switzerland only, The models SU-S022 (X, XA) are available in Asia Latin America, Middle East and Africa only. The model SU-S0

11、22 (XAU is available in Australia only. TECHNICAL SPECIFICATIONS DIN 45 500 Specifications are subject to change without notice for further improvement. AMPLIFIER SECTION 20 Hz -20 kHz continuous power output both channels driven 40 Hz -16 kHz continuous power output both channels driven 2 x 40 W (4

12、0),2 x 35 W (SO) 2 x 35W (SO) 1 kHz continuous power output. both channels driven Power bandwidth both channels driven. -3 dB Total harmonic distortion rated power at 20 Hz 20 kHz rated power at 40 Hz -16 kHz rated power at 1 kHz half power at 20 Hz 20 kHz half power at 1 kHz -26 dB power at 1 kHz S

13、OmW power at 1 kHz Intermodulation distortion 2 x 45 W (4D1, 2 x 38 W (SDI 5 Hz 30 kHz (4D) 5 Hz 30 kHz (SDI 0.05% (40),0.03% (SO) 0.05% (40),0.03% (SO) 0.05% (401. 0.03% (SD) 0.02% (SDI 0.008% (SDI 0.15% (40) 0.2% (4D1 rated power at 250 Hz: a kHz = 4:1. 40 0.05% rated power at 60 Hz: 7 kHz = 4:1.

14、SMPTE. aD 0.03% ReSIdual hum & noise 0.6 mV (0.6 mV, IHF) Damping factor 16 (4D), 32 (SDI Input sensitivity and impedance PHONO TUNER.AUX TAPE 1. PLAYBACK PHONO maximum input voltage (1 kHz. RMS) Technics 2.5 mV/47 kO 150 mV/27 kO lS0 mV/33 kO 150 mV SIN rated power at 40 PHONO TUNER.AUX 72 dB (IHF,

15、 A: 80 dB) S6 dB (IHF, A: 97 dB) -26 dB power at 40 PHONO 62 dB TUNER. AUX 63 dB 50 mW power at 40 PHONO 62 dB TUNER.AUX 62dB Frequency response PHONO R I AA standard curve 30 Hz 15 kHz, O.S dB TUNER. AUX. TAPE 20 Hz 20 kHz,0.5 dB Tone controls High filter Subsonic filter BASS TREBLE 10 Hz 50 kHz, -

16、1 dB 50 Hz, +10 dB -10 dB 20 kHz, +10 dB -10 dB 7 kHz, -6 dB/oct. Loudness switch (volume at -30 dB) Output voltage and impedance REC OUT 30 Hz, -6 dB/oct. 50 Hz, +9 dB 150 mV 30 mV/S2 kO 1.0 dB 55 dB 330 mV/3300 4160 8160 REC/PLAY Channel balance (250 Hz 6300 Ht). AUX Channel separation at 1 kHz AU

17、X Headphones output level and impedance Load impedance MAIN or REMOTE MAIN + REMOTE GENERAL Power consumption Power supply (50 Hz/60 Hz) Dimensions (W x H x D) Weight 400W 11 OV /120V /220V /240V 430 x 97 x 240 mm ( 16-29/32x3-13/16x9-7/16) 5.4 kg (11.9 Ib.) Matsushita Electric Trading Co., Ltd_ PO.

18、 Box 288, Central Osaka Japan RadioFans.CN 收音机爱 好者资料库U-B022/K TECHNISCHE OATEN DIN 45 500 Spezifikationen konnen infolge von Verbesserungen oh ne Ankundigung geiindert werden. VERSTARKERTEIL Dauertonleistung bei 20 Hz -20 kHz beide Kaniile zusammen ausgesteuert Dauertonleistung bei 40 Hz -16 kHz bei

19、de Kaniile zusammen ausgesteuert Dauertonleistung bei 1 kHz beide Kaniile zusammen ausgesteuert 2x 35W (SO) 2x 40W (40) 2 x 35 W (So) 2 x 45 W (4D), 2 x 38 W (SO) Leistungsbandbreite beide Kaniile zusammen ausgesteuert, -3 dB 5 Hz -30 kHz (40) 5 Hz -30 kHz (SD) Harmonische Verzerrungen Nennausgangsl

20、eistung bei 20 Hz -20 kHz 0,05% (4D) 0,03% (So) Nennausgangsleistung bei 40 Hz -16 kHz 0.05% (40),0,03% (So) Nennausgangsleistung bei 1 kHz 0,05% (4D), 0,03% (SO) Halber Ausgangsleistung bei 20 Hz -20 kHz 0,02% (S D)-Halber Ausgangsleistung bei 1 kHz O,OOS% (S D) _ -26 dB Ausgangsleistung bei 1 kHz

21、0,15% (40) 50 mW Ausgangsleistung bei 1 kHz 0,2% (4D) Intermodulationsverzerrung Nennausgangsleistung bei 250 Hz: 8 kHz = 4:1, 4D 0,05% Nennausgangsleistung bei 60 Hz: 7 kHz = 4:1, SMPTE 8D Brummen & Rauschen Diimpfungsfaktor Eingangsempfindlichkeit & Impedanz 0,03% 0,6 mV (0,6 mY, IHF) 16 (40), 32

22、(SO) PHONO 2,5 mV /47 kD TUNER,AUX 150mV/27kD TAPE 1, PLAYBACK lS0 mV/33 kD PHONO Maximale Eingangsspannungen (1 kHz RMS) 150 mV Fremdspannungsabstand Nennausgangsleistung bei 4 D PHONO 72 dB (lHF, A: SO dB) TUNER, AUX S6 dB (lHF, A: 97 dB) -26 dB Ausgangsleistung bei 4D PHONO 62 dB TUNER,AUX 63dB 5

23、0 mW Ausgangsleistung bei 4D PHONO 62 dB TUNER,AUX 62 dB Frequenzgang PHONO RIAA Standardkurve 30 Hz-15 kHz,O,S dB TUNER, AUX, TAPE 20 Hz-20 kHz,0,5 dB 10 Hz -50 kHz, -1 dB BASSE 50Hz,+10dB-l0dB HOHEN 20kHz,+10dB-l0dB Unterschallfilter 30 Hz, -6 dB/oct. Klengragler Hochton filter 7 kHz, -6 dB/oct. G

24、ehorgerechte Lautstiirkekonektur (Lautstiirke bei -30 dB) AusgangtlPllnnungen & Impedanz REC OUT REC/PLAY Kanalabweichung (250 Hz -6300 Hz), AUX Kanaltrennung bei 1 kHz, AUX Kopfhorerpagel und Ausgangsimpedanz LautsprecherAusgangsimpedanz MAIN oder REMOTE MAIN und REMOTE ALLGEMEINE OATEN 50 Hz, +9 d

25、B 150mV 30 mV/S2 kD l,OdB 55dB 330 mV/330D Leistungsaufnahme 400 W Netzspannung umschaltbar (50 Hz/60 Hz) 110V/120V/220V/240V Abmessungen (B x H x T) 430 x 97 x 240 mm Gewicht 5.4 kg CARACTERISTIOUES TECHIOUES DIN 45 500 Sujet a changement sans prElaris. PARTIE AMPLlFICATEUR Puissance de sortie cont

26、inue de 20 Hz -20 kHz les deux canaux en circuit avec distorsion Puissance de sortie continue de 40 Hz -16 kHz les deux canaux en circuit avec distorsion Puissance de sortie continue a 1 kHz les deux canaux en circuit avec distorsion Largeur de bande de puissance 2 x 35 W (So) 2 x 40 W (4D) 2 x 35W

27、(SD) 2 x 45 W (4D) 2 x 38 W (SO) pour Iensemble des canaux excites, -3 dB 5 Hz -30 kHz (4D) 5 Hz -30 kHz (So) Distorsion harmonique totale pour la puissance mesuree a 20 Hz -20 kHz 0,05% (40) 0,03% (SO) pour la puissance mesuree a 40 Hz -16 kHz 0,05% (4D), 0,03% (Sm pour la puissance mesuree a 1 kHz

28、 0,05% (40),0,03% (SD) pour la demipuissance mesuree a 20 Hz -20 kHz 0,02% (SO) pour la demipuissance mesuree a 1 kHz O,OOS% (So) pour une puissance mesuree de -26 dB, 1 kHz 0,15% (4D) pour une puissance mesuree de 50 mW, 1 kHz 0,2% (4D) Distorsion dintermodulation pour la puissance mesuree a 250 Hz

29、: 8 kHz = 4: 1, 4D 0,05% pour la puissance mesuree a 60 Hz: 7 kHz = 4:1, 8D 0,03% Tension residuelle de bruit 0.6 mV (0.6 mV, I H F) Facteur damortissement 16 (4D), 32 (SO) Sensibilite & impedance dentree PHONO TUNER,AUX TAPE 1, PLAYBACK 2,5 mV/47 kD 150mV/27kD lS0 mV/33 kD Voltage dentree maximum (

30、PHONO, 1 kHz, RMS) Repport signal/bruit 150mV pour la puissance nominale, 4D PHONO TUNER,AUX pour une sortie de -26 dB, 4D 72 dB (lHF, A: SO dB) S6 dB (iHF, A: 97 dB) PHONO 62dB TUNER,AUX 63dB pour une sortie de 50 mW, 4D PHONO 62 dB Reponse de frilquence PHONO TUNER,AUX TUNER,AUX,TAPE 62dB eou rbe

31、standard R IAA 30 Hz -15 kHz, O,S dB 20 Hz -20 kHz, 0,5 dB 10 Hz -50 kHz, -1 dB Reglage de la tonalite BASS (graves) 50 Hz, +10 dB -10 dB TREBLE (aigus) 20kHz,+10dB-l0dB Filtre subsonique 30 Hz, -6 dB/oct. Filtre haut 7 kHz, -6 dB/oct. Correction physiologique (volume a 30 dB) 50 Hz, +9 dB Tension d

32、e sortie & impedance REC OUT 150 mV REC/PLAY 30 mV/S2 kD Equilibrage de canaux (250 Hz -6300 Hz), AUX 1 ,g separation des canaux A!-,X 1 kHz . 5 D Niveau du casque et impedance de sortie 330 mV /33gD Impedance de charge MAIN ou REMOTE -4s 6D MAIN et REMOTE-GENERALlTES Consommation Alimentation (50 H

33、z/60 Hz) Dimensions (L x H x Pr) Poids 400W 110V /120V /220V /240V 430 x 97-x240:mm 5:g CONTENTS LOCATION OF CONTROLS, . 3-4 NOTE . 4 HOW TO REMOVE THE CABINET, BOTTOM BOARD AND FRONT PANEL . 4-5 BEFORE STARTING THE REPAIRING . 5 HOW TO REMOVE THE POWER IC . 5 PRINTED CIRCUIT BOARD WIRING VIEW . 6 -

34、8 SCHEMATIC DIAGRAM . 9 -12 BLOCK DIAGRAM OF INTEGRATED CIRCUITS . 12 LOCATION OF CONTROLS Speakers SlItfh . . : SPEAKERS I I I I IREMOTP I I L I _ -_ -_ -_ J !REC/PLAyl !PLAYBACKI I RECJUTI IPLAytCKI LI _ .-1-1 TAPE DECK f TAPE CUTJ PLAY tCKI I REC T I f TAPE DECK 2 J 0358 2SC828 CONSTANT CURRENT 0

35、360 -H-. 2SAIOI5 EMITTER FOLLOWER 0357 2SC828 CONSTANT CURRENT 0354,356 2SA564 CURRENT MIRROR 0351 2SCI583 DIFFERENTIAL (;. . . J _ A B c o E F SCHEMATIC DIAGRAM 1 2 3 4 5 6 7 8 9 10 r- 1 SUP 16270A : r-, -l r-I SUPI6270B I Isup I I I r-I I I I ,:c cc-_-4c 7c2 1 I 116270C1 I 1 57:1-c. ;:;:;:;:;- c I

36、 I C207 I, I I 1 m !le Y Y KO.047 I 1 y . ,:;.-:-.,.-MI 1-: I I -l i 1 1 C 10 I GND (Lch) SVITA7322P o . N = co N N 6 EQUALIZER AMP 8 9 PHONO n= : I L-_. _ TUNER AUX rREC OUT ( cri-t-TAPE I LpLAYBACK rREC OUT R223 4.7K -0 U RI13 Rill RI09 , 0,115 220 C8j100KCiI5 50VO.47 CIII JO.Oli JO.039 CII3 KO.OO

37、I c 102 SVITA7322P EQUALIZER AMP lID J C:D 1-16.011-17.011-17.01 CIJ EiQJ GI:Q 123456789 o N ; source R203 390K 53-3 G tape 2. 53-4 ! . o o 3l I I N ., f-;h: I I il-I I I - -I -L I I .J! I, r -I -=:! I Ig I j : = up-J,. 11 IOLUJ11 ! 0=_ ?;g I ., co I :m I J 58 I SUBSONIC, I F1L -; 0 - i l:_ 2 -.3 :o

38、 -Q-qJ-J i L_ 1-2 -0-5 -6)-ct-$-d)-J C5 C313 . L-1r-.,-+-!1 r- K 3 P . C 315 I FILTER) 5 -L I I I N CI N 0 II ,couoI I 74 59 62 54 _ I, I OFF-ON Hi co 1 I 53 6 3hrl-i20f-8-.,6 l Y 7;6 l OFF_ON! ! 75)-1 KIOOP :l to KI80P b-1 l R305 47K R307 47K Im 2 + ? 51! ! 1 I L m _ -J I KO.047 1 I I L _ j Ttr I I

39、 L _ 71 -69-70-J I 1 : + U rol 1 I . I c;lg R407 560K 0 It T L _ _ 80 -78-J1 TREBLEr-UJ g f-=-_ BASS m 79 -r-M? KO,Ol2 R211 39K -+-INr- 5 6 (LOUDNESSI R213 lOOK : a: D301 - .,Rv4/0v-5-+-_C4-1r -SVDMZ 306 R 212 39K lOOK 1 + N ! , i r-l I I I I I 1 I I I I I Notes: I I 1. Sl: Input selector switch in

40、PHONO position. 1 CD TUNER +-?- PHONO +-?- AUX I 2. S2: Tape monitor switch in SOURCE position. I I CDTAPE 1 -+SOURCE-+ TAPE 2 3. S3: Recording mode switch in SOURCE position. I f u (j)TAPE 1 2- Uc -_ J l _ -am -.-.-10 11 12 13 14 15 16 17 -l -, I -l I 16350 B I I -J I I I I I I i I I I I 1 : ., , -

41、0301 0 0 N u : N. i 1 ! Q301,302 2S A 9 i 2 PRE DRIVE D 301 n SVDMZ306 1/ 2 3.3 K -l -, I ) 16350A I R310 0501,502 2SA 1015 MUTING 0503 &R322 Q: C 3 26 0502,503 + MA 150 &R512 0501 Et LINE o 50 I SVDSRIK2LF 1/4 10 N 0 J 5 . 0 Z416 0 0 ., R508 0502 ;. 470 & R 504 R503 68K 120 K 0501 & IC303,304 SViST

42、KOC39N DARING TON POWER PACr: &n 2.5A ., N I I R514 r-Ar-B4 IW 2.7K Z 502 SVDS4VB 10 N 0 N r-l I SU P 15912 A I 32 I S 5 (MAIN 4;i I I I R 334 HAEoPHONES I - 0506 LN 26 RPLCF DOWER INO SUP 16270D r- I I I I I 82 I I L _ J TI & SPEAKERS MA IN Lch I I I I I I I Lch I I I Rch I I I I i _ .J R351 6BO R

43、353 6 BO CE-I R363 109 V 4.71: : .1 i l.(j &5 10 Power supply circuitry of product for XAL only. i ;p 6291-ll I &5 10 4 4 BRN &CI 0.0 I 1 1 I AC LE I BLU (SO/60Hz) As 10 46110/120/220/240VI 156L,;,E) L _ -=-_.J _ J 110/120/220/240V SU-B022/K 18 19 BLOCK DIAGRAM OF INTEGRATED CIRCUITS r 0 I I I I I I

44、 I I I I I I L INPUT VOLTAGE 9 8VOlTAGE IC303, 304 (SVISTK0039N) Power Amplifier r-I 9 +Vcc T OUTPUT I & -Vcc L _ _ IC101, 102 (SVITA7322P) Equalizer Amplifier TERMINAL GUIDE OF TRANSISTOR & le 2SCI583 2SA912 , 2SA564, 2SAIOl5 2SC828 E;!l B SVISTK0039N SVITA7322P 123456789 SU-S022/K SU-S REPLACEMENT

45、 PARTS LIST . Electric Parts RE Notes: 1. Part numbers are indicated on most mechanical parts. Please use this part number for parts order. 2. t. indicates that only parts specified by the manufacturer be used for sefety. Ref. No. Part No. Part Name & Description Ref. No. INTEGRATED CIRCUITS R309,31

46、0 R311,312 IC10l,102 SVITA7322P IC, Equalizer Amplifier R313,314 IC303,304 SVISTK0039N I C, Darington Power Pack R317,318 t. R319,320 TRANSISTORS R321,322 t. 0301,302 2SA912-R Transistor, Pre Drive R323,324 t. (Use ranks 0, R or S) R327 t. 0351,352 2SC1583-F Transistor, Differential Amplifier R328 t

47、. (Use ranks F or G) R333,334 Q353, 354, 355, 2SA666AI-R Transistor, Current Mirror R351,352 356 R353,354 Q357,368 2SC1328-T Transistor, Constant Current R355,356 0359,360,501, 2SA1015-0 Transistor, Emitter Follower & Ripple R357,368 502 Filter (Use ranks Y or 0) R359,360 R361,362 DIODES R363,364 SV

48、DMZ306 Diode, Zener 6V R403,404 0301 f3405,406 0501 SVDSR1K2 Diode R407,408 0502,503 MAl50 Diode, Bias R409,410 0504,505 SVDMZ416 Diode, Zener 16V R413,414 0506 LN26RPL Diode, Power Indicator R415,416 COILS and TRANSFORMER R501 t. R502 L301,302 SLOYl5G-3P Coil, Choke T1 t. SLT5N329 Transformer, Powe

49、r R503 R504 COMPONENT COMBINATIONS R505 Z301,302 t. ERF5GEKR47N Component Combination, 0.470 (X2) R506 t. Z501 EXRFS203ZS Component Combination, O.OlIF (X2) R507 Z502 t. SVDS4VB10 Component Combination, Rectifier R508 R509 FUSES R510,511 t. Fuse, T2.5A (250V) P.T. Primary R512 t. Fl XBA2C25TRO R513

50、F2 t. XBA2C12TRO Fuse, Tl.2A (250V) P.T. Primary R514 F3,4 t. XBA2C25SS0 Fuse, 2.5A (250V) Speaker Circuit SWITCHES Cl,2 t. C101,102 Sl ESA2691 ( Switch, I nput Selector Cl03,104 S2 SSL 137 Switch, Tape Monitor C105,106 S3 SSLl17 Switch, Rec Mode Cl07,108 S4,5 SSH263 Switch, Speakers Selector C 109,