Hitachi-HGE1100-eq-sm维修电路原理图.pdf

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1、No. 337EGF HGE-IlOO CONTENTS . INHALT. SOMMAIRE SPECIFICATIONS TECHNlSCHE DATEN . SPEC|FICAT|ONS . . 1,2 FEATURES MERKMALE. CARACTERISTIOUES. 3 DSASSEMBLY AND REPLACEMENT. ZERLEGUNG UND AUSTAUSCHE . DEMONTAGE ET REMONTAGE. 3 BLOCK DTAGRAM . BLOCKSCHEMA . SCHEMA. 4 PRINTED WIRING BOARD .PRINTPI.ATTEN

2、 . PLAN DE 8ASE. . 5 CIRCUIT DIAGRAM .SCHALTPLAN . PLAN DE CrRCU|T. ., 6 REPTACEMENT PARTS LIST. ERSATZTEITTISTE. TABLEAU DES PIECES. . 7 FRONT AND REAR PANEL.VORDERE UND HINTERE BEDIENUNGSTAFEL. PANNEAUX AVANT ET ARRIERE. 9 SAFETY PRECAUTION The following precautions should be observed when servici

3、ng. 1. Since many parts in the unit have special safety related characteristics, always use genuine Hitachis replacemenl parts. Especially critical parts in the power circuit block should not be replaced with other makers. Critical parts are marked with A in the schematic diagram and circuit board d

4、iagram. 2. Before returning a repaired unit to the customer, the service technician must thoroughly test the unit to ascertain that it is completely safe to operate without danger of electrical shock. SPECIFICATIONS lnput sensitivity/ lmpedance INPUT Maximum output Total harmonic distor- tion Gain F

5、requency response Signal-to-noise ratio Equalizer center fre- quencies 1V/38 kohms Variable range of adjustment Power supply voltage Power consumption Dimensions Weight L, R independent -r 10 dB AC 120V 60Hz, -22OV 50 Hz, -24OV 50 Hz, - 1o0-1 2O|2OO-24OV 50/60 Hz 10w 435 (W)x 83 (H)x 225 (D)mm 3ks T

6、APE PLAY 1V/38 kohms Output level/lmpedance OUTPUT 1Vl4 kohms TAPE REC 1Vl4 kohms 5V (T.H.D.0.1%) O.O2%(2O Hz - 20 kHz rated output) 0dB 5Hz-30kHz-r1dB 96 dB (for rated output, IHF A network) 10 elements 31 .5 Hz, 63 Hz, 125 Hz,25O H2,500 Hz. 1 kHz. 2 kz,4 kHz. 8 kHz. 1 6 kHz * All specifications fo

7、r this unit apply with a flat equalization. SPECIFICATIONS AND PARTS ARE SUCS:forUSA EW : for W. Germany, Asia & Latin American counes. etc Q5t9R Q5l8R Q5t7R Q5t6R Qsr5R QsrzR Qsl3R Q5t2R QsilR QsrOR il (l -5- EQUALZER P. W. B. (Rch) CIRCUIT DIAGRAM .SCHALTPLAN . PLAN DE CIRCUIT I R5 a REC Lch AMP I

8、N Rch AMP OUT Rch REC Rch PLAY Rch R5I4L t20 Q5IIL Same as Lch (l HITACHI HGE.I lOO POWER sw Asl AC OUTLET i VoLTAGE SELECTOR ? o9()l zscl-IAo MUTING DRIVE POWER RANS Atoo, a- POWER SUPPLY coRD a A *l2Ov 60Hz o5tot_o5t9t 2SAtot5 SEMI-CONDUCTOR INDUCTOR Or zeN2 Q8(,r 2SD667(9) STAB R534L 56 : Qsl c52

9、5L o.o22J MYL R542L rao c53 rL o.oo5( MYL Q5rt e.L 56 Q5r3 6t9L 0. taJ IYL / rs23L 860 Lch (Rch) HITACHI HGE-I1O0 REPLACEMENT PARTS LIST . ERSATZTEILLISTE . TABLEAU DES PIECES I n 0 SYMBOL NO PART NODESCRIPTION CAPACITORS C501 LR c502LR C5O3LR C5O4LR C5O5LR C5O6LR c5 1 OLR C51 ,I LR c5 1 2LR C5 1 3L

10、R C5 1 4LR C5 1 SLR C5 1 6LR C5 1 7LR C5 1 BLR c5 1 gLR c520LR c52 1 LR c522LR c523LR c524LR c525LR c526LR c527LR C528LR C52SLR c530LR c53 1 LR c532LR C533LR C534LR c540 c801 c802 c803 c804 c805 cBo6 cB07 c808 c809 c810 c901 c1 C1 /$. 025281 1 o24gl24 0248732 o252525 o24gt 16 0252815 0252816 025281

11、1 0252513 025281 1 025251 1 0252880 o252BO5 o252880 0252819 t26232 0252880 127621 1 0252812 1215215 025281 1 1215213 o252805 127621 1 1275231 1216213 1215215 1274235 1276212 1274214 1215216 024411 1 0245408 0245408 0252635 0252635 0252631 0252631 0244181 0244181 0252732 0244181 o252625 0243899 02439

12、01 Electrolytic Ceramic, discal Ceramic, discal Electrolytic Ceramic, discal Electrolytic Electrolytic Electiolytic Mylar, film ElectrolWic Mylar. film Electrolytic Mylar, film Electrolytic Mylar, film Ceramic, discal Ceramic, discal Electrolytic ( I Elect?olytic Ceramic, discal Ceramic, discal Elec

13、trolytic Ceramic, discal 1pF 1OOpF -r 1O% 22OpF + 1Oo/o 47 pF 47pF -r 1O% 47 pF O.68pF 1uF 33pF 1uF lOpF 471tF O.47 pF 4.7 pF 3.3pF 0 18pF +5o/o 47 pF O l ttF +5% 22pF O O47 ltF + 5o/o 1pF OO22pF +-5% O47pF O.1 1tF +5% O.O2qFr5o/o O.22pF -r5% O.O47 ttF +5% 56OOpF -r5% O.1SpF -+5% 33O0pF -r 5% 0 0681

14、F -r 5% OOIpF+20% O.O1pF +20% 47OuF 47OpF 1 OOpF IOOpF OlzF 992 o 11tF :23x 22OpF o.1pF 33n Ceramic. discal | 0.01 pF + 20% Electrolytic lO, u, Ceramic, arscat I o.o t 1lF lloo ,e (for U.S.A & Canada) Ceramrc, aiscat I o.o t rr lfoo z (exceptUS.A.&Canada) 50v 50v 50v 1 6V 50v 50v 50v 50v 16V 50v 16V

15、 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 500v 500v 500v 25V 25V 25V 25V 50v 50v 35V 50v 25V 1 25V 400v SYMBOL NO PART NODESCRIPTION RESISTORS R501 LR R5O2LR R503LR R5O4LR R5O5LR R5 1 OLR R51 1 LR R5 1 2LR R5 I 3LR R5 1 4LR R5 1 5LR R5r 6Lf R51 7LR R51 BLR R51

16、gLR R52OLR R52 1 LR R522LR R523LR R524LR R525LR R526LR R527LR B528LR R529LR R53OLR R53 1 LR R532LR R533LR R534LR R535LR R536LR R537LR R538LR R539LR R540LR R541 LR R542LR R543LR R544LR RF45LR R546LR R547LR R548LR R549LR R801 ( ) R804 RBOS R806 o1 29643 o1 29661 o129647 o129611 o129647 01 29565 012958

17、1 0129581 o129621 o1 29563 01 29581 0l 2958l o129621 o1 29563 o1 29581 o1 29581 o129621 o129549 01 29581 01 29581 o129621 0129531 o1 29581 o1 29581 o129621 o129547 o1 29581 o1 29581 o129621 o1 29549 01 29581 01 29581 o129621 o129567 0129581 0129581 o129621 0129561 o1 29581 01 29581 o129621 0129567 o

18、1 29581 0129581 o125621 o1 29601 ( 01 29601 o1 19427 o1 29605 Carbon film ( c,t)t Carbon film 5 Carbon film Metal oxide Carbon film 33kO -+Vo I OOkl2 -r5% 4lkQ -r5% 4.7kO -+5o/o 47kA +-5o/o 15OO -+-5o/o 68012 -r5% 680l -r5% 6.8kO -r5% 12OA t5% 68012 +5o/o 680l) +5o/o 6 8kO -rsYo 12OA +5% 680l? -+5%

19、68012 -r5% 6.8kO -+5Yo 56.o +5o/o 680J2 t5% 68012 r5o/o 6 8kO -r5To 1OA -r5lo 680l) -+Vo 6BOJ2 -+5% 6 8kO -r5% 47 Q -+5% 680f) -+5% 68012 t-5% 6 8kO -+ 5o/o 56.o +-5% 68012 +5% 680f2 +-5o/o 6.8kO -+5!o 1BOl2 -+5% 68012 -+5% 680f) -+5% 6 8kO -+5o/o 18012 -+5% 68012 +-5% 680J2 1-5% 6 8kO -r5o/o 18OO +

20、5% 680l) +5% 680l? -r5% 6.8kO -r5o/o lklJ -+5% ( ) 1kO -+5o/o 33OO -+ 1Oo/o 1.skl? -r5% SRD 1/4P SRD 1/4P ( I SRD 1/4P SRD 1/4P 5 sRD 1/4P RS1 B SRD 1I4P -7 - SYMBOL NO PART NODESCRIPTION R901 R902 R903 o129661 o129631 o129621 Carbon film ( ) Carbon film 1OOkO 1-5% l OkO +o/o 6.8kO -r5% SRD 1/4P SRD

21、 1/4P lCs & TRANSISTORS tc501 o501 LR o51oLR ( o5l eLR o801 o802 o901 2368041 2328651 2329183 ( ) 2329183 2328635 2328625 2329385 NJN455BDX 2SC1 74OLN 2SA1015 6l f 2SA1015 sD667 o 258647 o 2SC1 740 DIODES D5O1 LR D801 D802 D803 D804 D805 ZDSO 1 ZDAO2 ZD90,I 2337061 2337372 2337762 233181 1 233781 1

22、2337751 2338633 2338633 2338625 152473 SlRBAIO ERB12-O1R LED GL-5NGO (Green) LED GL-5NG6 (Green) LED GL-SPR6 (Red) RD16EN1 RD16EN1 RD,I 2EN2 VARIABLE RESISTORS R56OLR ( ,) R569LR 016T75 o1 66575 1ooktl(w) ) i(for freq. level adj.) 100krw) J MISCELLANEOUS sl A51 s50 1 s502 t s504 F1 F1 2639512 26395

23、1 3 2639821 2639A22 ( ) 2639822 2617613 2727015 2727 197 2727 1 61 2127602 Power switch (for U.SA & Canada) Power switch (except U S A. & Canada) Push switch (TAPE MONITOR) Push switch (EOUALIZER) ( ) Push switch (EOUALIZER) 4P US pin jack Fuse - 5OOmA, 250V (for U.S.A. & Canada) Fuse -T5OOmA (excep

24、t U SA & Canada) Lamp holder (for U.S.A. & Canada) Fuse clip (except U SA & Canada) I SYMBOL NO PART NODESCRIPTION ,. A ,d A52 A TOOl TOOl A TOOl A i / A fr 4021922 3s54ssye 4443557 4443555 4561 41 1 456885 1 4567 462 for DlAL 3952141 3952742 3293901 3944192 3924412 4567 41 1 458093 1 4784106 456745

25、4 for R 4446852 4446853 4446854 4446855 4446856 0043793 39 1 3006 2t 181 13 2t 48752 2749622 2657721 2658372 2657141 2627221 2241182 2247783 2247785 4567431 4184106 27 48851 265836 1 IT FINAL ASSEMBLY Escutcheon assy Knob assy (for freq level) Cover(for U SA. & Canada) Cover(except U SA & Canada) 3/

26、x 6DT bind screw (for escutcheon) 3d x 6DT flat head screw (for escutcheon) 4QxBDT bind screw (for cover) . MECHANISM ASSEMBLY Push button assy (POWER) Push button assy (TAPE IVONITOR) Push button (EOUALIZER) Leg PL rivet 3ax6DT bind screw 2ox3pan head screw 3ox1 0 bind tapping screw 3ox12Df bind sc

27、rew EAR PLATE ASSEMBLY Rear plate (for U S.A.) Rear plate (for Canada) Rear plate (for W Germany & France) Rear plate (for Australia) Rear plate (for Asia & Latin American coun- tries, etc ) Bshing (for U S.A & Canada) Bushing (except U SA & Canada) Power supply cord (for U S.A. & Canada) Power supp

28、ly cord (for W Germany, France, Asia & Latin American countries, etc ) Power supply cord (for Australia) AC outlet (for U S.A ) AC outlet (for Canada) AC outlet (for W. Germany, France, Asia & La- tin American counries, etc ) Voltage selector switch (for Asia & Latin American countries, etc.) Power

29、trans (for U S.A. & Canada) Power trans (for W Germany, France & Australia) Power trans. (for Asia & Latin American countries, etc.) 3sx6DT bind screw (Black) 3gx1O bind tapping screw (for Asia &Latin American countries, etc.) for ACCESSORIES Patch cord E socket adaptor (for Asia & Latin American co

30、untries, etc ) -8- HITACH HGE-I1OO FRONT AND REAR PANELS .VORDERE UND HINTERE BEDIENUNGSTAFEL PANNEAUX AVANT ET ARRIERE o a (E) o r POWER switch Equalizer control knobs EOUALIZER selector switch TAPE MONITOR switches AMP lN jacks AMP OUT jacks TAPE REC jacks TAPE PLAY jacks Power supply cord VOLTAGE

31、 SELECTOR (for W. Germany, Asia & Latin American countries) AC outlet (for W. Germany, Asia & Latin American countries) Netzschalter (POWER) Entzerrerregler Entzerrungswahlschalter (EOUALIZER) Bandmithrschalter (TAPE MONITOR) AM P-Eingangsbuchse (AMP lN) AM P-Ausgangsbuchse (AMP OUT) Bandaufnahmebuc

32、hsen (TAPE REC) Bandwiedergabebuchsen (TAPE PLAY) Netzkabel Spannungswhler (VOLTAGE SELECTOR) (fr die Bundesrepublik Deutschland, Asien und Lateinamerika) Kaltgeriitestecker (fr die Bundesrepublik Deutschland, Asien und Lateinamerika) lnterrupteur dalimentation (POWER) Rglages dgalisation Slecteurs

33、dgalisation (EOUALIZER) Commutateur de contrle de bande (TAPE MONITOR) Prises dentre de Iamplificateur (AMP rN) Prises denregistrement de lamplificateur (AM P OUT) Prises denregistrement de bande (TAPE REC) Prises de lecture de bande (TAPE PI-AY) Cordon dalimentation Slecteur de tension (VOLTAGE SEL

34、ECTOR) (pour lAllemagne de lOuest, IAsie et lAmrique Latine) Prise de courant alternatif (pour lAllemagne de lOuest, IAsie et lAmrique latine) O o O o -9- I L HITACHI SALES NORWAY A/S Oerebekk 1 620 Gressvik P.O. Box 46 N -1 601 Fredrikstad, Norway Tel. 032-28255 SUOiIEN HITACHI OY Takojankatsu 5, 1

35、 5800 Lahti 80, Finland Tel.Lahti 44 241 HITACHI SALES A/S Kuldyssen 1 3, DK-2630Taastrup, Denmark Tel. 02-999200 HITACHI SALES A.G. Bahnhofstrasse, 1 9, 5600 Lenzburg, Switzerland Tel. 064-51 3621 HITACHI FRANCE S.A. 97 /1 1 SRue Charles -Michels 93200 SAINT-DEN IS, FTANCe Tel . 201-25-00 HITACHI S

36、ALES WARENHANDELS GMBH A-1 1 8O/Wien, Kreuzgasse 2T,Austria Tet. (0222) 439367/8 HITACHI SALES BETGIUM S.A./N.V. 56, Chaussee de Namur,B-1400 Nivelles, Belgium Tel. (067) 22 71 81 HITACHI SALES AUSTRALIA Pty Ltd. 153 Keys Road , Moorabbin ,Victoria 3189Australia Tel. 555-8722 HITACH! Ltd . TOKYO JAP

37、AN Head Off ice: 5-l , l-chome, Marunouchi ,Chiyoda - ku ,Tokyo 1 OO,Japan Tel .Tokyo (2121 1111 Cable Address : H ITACHY TOKYO HtrAcHr HITACHI SALES CORPORATION OF AMERICA Eastern Regional Office 1 200Wall Street West, Lyndhurst, New Jersey 07071,U .S.A. Tel . 20 1 -935-8980 Mid estern Regional Ofl

38、ice 1 400 Morse Ave., Elk Grove Village, lll . 60007, U .S.A. Tel. 31 2-593-1 550 Southern Regional Office 51 0 Plaza Drive College Park, Georgia 30349, U .S .A. Iet. 404-763-0360 Western Regional Office 401 West Artesia Boulevard ,Compton , California 90220,U.S.A. Tel. 21 3-537-8383 HITACHI SALES C

39、ORPORATION OF HAWAII,INC. 321 9 Koapaka Street Honolulu , Hawaii 9681 9, U . S .A . Tel. 808-836-3621 HTTACHT (HSC ) CANADA tNC. 3300Trans Canada Highway, Pointe Claire,Quebec HgRUlBl,Canada Tel . 51 4-697-91 50 HITACHI SALES EUROPA GmbH 2050 Hamburg 54, Rungedamm 2,West Germany Tel . 7341 l-0 HTTACHT SALES (U. K.) Lrd. Hitachi House,Station Road, Hayes, Micldlesex UB 3 4 DR , England Tel . 01-848-8787 (Service Centre: 01-848-3551) HITACHI SALES SCANDINAVIA AB Rissneleden 8, Box 71 38, 1 72-0TSundbyberg, Sweden Tel. 08-98 52 80 HGE-100 TY No. 337EGF Printed in Japan (H.FL)