Teac-AH300II-int-sm维修电路原理图.pdf

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1、A A- -H H3 30 00 0m mk k# # SERVICE MANUAL Integrated Stereo Amplifier Effective : July, 2004S-0120A CONTENTS 1 SPECIFICATIONS 2 2 IC PIN FUNCTIONS 3 3 EXPLODED VIEWS AND PARTS LIST 4 4 PC BOARDS AND PARTS LIST 6 NOTES PC boards shown are viewed from parts side. The parts with no reference number or

2、 no parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. They must be replaced with identical components - refer to the appropriate parts list

3、and ensure exact replacement. For Europe RadioFans.CN 收音机爱 好者资料库 1 SPECIFICATIONS 2 Amplifier Section Power output .45 W + 45 W (6 , 1 kHz, 0.5%) Total Harmonic Distortion.0.5% (1 kHz, 6 , 45 W) S/N Ratio .PHONO: 70 dB (IHF-A) AUX, CD, TAPE, TUNER: 95 dB (IHF-A) CD direct: 95 dB (IHF-A) Input Sensit

4、ivity/Impedance .PHONO: 2.6 mV/10 k AUX, CD, TAPE, TUNER: 180 mV/10 k Frequency Response.5 Hz - 80 kHz Tone Control .BASS : 10 dB (100 Hz) TREBLE : 10 dB (10 kHz) General Power Requirement .AC 230 V, 50 Hz Power Consumption .85 W AC Outlet (total 100 W max.) .unswitched x 1 Dimensions (W x H x D) .2

5、15 x 312 x 110 mm Weight (Net).4.2 kg Operating temperature.+5C - +35C Operating humidity.5% to 85% (no condensation) Storage temperature .20C - +55C Standard Accessory.Remote Control Unit Battery (AAA, R03, UM-4) x 2 Design and specifications are subject to change without notice. Weight and dimensi

6、ons are approximate. RadioFans.CN 收音机爱 好者资料库 2 IC PIN FUNCTIONS 3 Pin No.PIN NAMEI/OPin No.PIN NAMEI/O 1FUNC MUTEO Function, Mute ON/OFF Output 2-20dB MUTEO -20dB Mute ON/OFF Output 3POWER MUTEO Power Mute Output 4SOURCE REC, OUTO Source recoding Output 5OPTION 6OPTION 7PROTECT INI Protect Input 8ST

7、AND BYO Stand by LED ON/OFF Output 9POWER ON/OFFO Power ON/OFF Output 10AUXO Function, LED ON/OFF Output 11PHONOO Function, LED ON/OFF Output 12N/C- Non connection 13TUNER 14CD 15TAPE 1 16TAPE 2 17VssI GROUND 18,19N/C- Non connection 20RESETI Divice reset pluse input 21XL 1O Crystal Output 22XL 2I C

8、rystal Input 23TAPE 2 1 O TAPE 2 Recording Output 24TAPE 1 2 O TAPE 1 Recording Output 25,26KEY OUTO Key matrix signal Output 27,28KEY INI Key matrix signal Input 29TAPE 2 REC INI TAPE 2 Recording Input 30TAPE 1 REC INI TAPE 1 Recording Input 31SOURCE REC, INI Source recoding Input 32,34N/C- Non con

9、nection 33FUNCTION DOWNI Function Down Input 35FUNCTION UPI Function Up Input 36BUS INI System control Input 37REMOTE INI Remote control Input 38N/C- Non connection 39VddI +5V 40BUS OUTO System control Output 41N/C- Non connection 42VOLUME DOWNO Volume DOWN Output 43VOLUME UPO Volume UP Output 44CD

10、DIRECTO CD Direct led ON/OFF Output DESCRIPTIONDESCRIPTION Option port HIGH LEVEL Function, LED ON/OFF OutputO I HVIANAM1224A 4 2 1 3 4 5 8 7 6 9 10 11 12 13 14 15 18 16 17 19 20 21 24 23 22 29 25 26 27 32 28 31 33 34 35 36 x7 x4 x4 x3 x3 x3 30 x3 37 38 39 40 3 EXPLODED VIEWS AND PARTS LIST 5 EXPLOD

11、ED VIEW LIST REF.NO.PARTS NO.DESCRIPTIONREMARKS 1HGK1A103ZA ROTARY KNOB ASSY 2HGK1A101ZA VOLUME KNOB ASSY 3HGK1A102ZA INPUT KNOB ASSY 4HGK1A102YA REC KNOB ASSY 5KGB1A047Z BADGE,TEAC 6CKM1A152ZC35 PANEL,AL 7CGL1A133 INDICATOR,STAND BY 8CGL1A228 INDICATOR,VOLUME 9CGR1A348MBC22 RING,VOLUME 10CGW1A384M7

12、G5 PANEL,SUB 11CBC1A098M7G5 KNOB,POWER 12COP11711B FRONT PCB ASSY 13CBT1A495M7G5 CAP,STAND BY 14CBT1A483 KNOB,STAND BY 15COP11711B FRONT PCB ASSY 16COP11711B FRONT PCB ASSY 17CBT1A484M7G5 KNOB,DIRECT 18CGU1A261A8 WINDOW,SENSOR 19CGL1A219 INDICATER,STAND-BY 20CGW1A384M7-2 HOLDER,LED 21COP11711B FRONT

13、 PCB ASSY 22COP11711B FRONT PCB ASSY 23CKC1B088S35 CABINET,TOP 24 CLT5P039ZE TRANS,POWER 25CHG1A113 RUBBER 26CUA2A157 CHASSIS,BOTTOM 27CKL2A055H45 FOOT 28KHG1A050Y CUSHION,FOOT 29COP11712B INPUT PCB ASSY 30CMD1A356 BRACKET,PCB 31CHE170 HOLDER,PCB 32COP11713B AMP PCB ASSY 33CMY2A126 HEATSINK 34CKF1A1

14、52R PANEL,REAR 35KMA2A001 TERMINAL,GROUND 36 KHR1A028 BUSHING,AC CORD 37 CJA2B043ZA CORD,POWER 38CMX1A167 INSULATOR 39CHE1A012 WASHER,FIBER 40CMD1A376 SUPPORT,LED F901 KBA2C2000TLEZ FUSE F902 KBA2C1000TLEZ FUSE INCLUDED ACCESSORIES REF.NO.PARTS NO.DESCRIPTIONREMARKS 9A10000400 OWNERS MANUAL,E/F/S 9A

15、10000500 OWNERS MANUAL,G/I/D CARTAH300S REMOCON TRANSMITTER ASSY 4 PC BOARDS AND PARTS LIST 6 INPUT PCB 7 FRONT PCBVR CONTROL PCB POWER SWITCH PCB HEADPHONE PCB 8 AMP PCB INPUT PCB ASSY REF.NO.PARTS NO.DESCRIPTION COP11712B INPUT PCB ASSY CUP11712Z INPUT PCB CN14 KJP04GA19ZM WAFER CN52 KJP04GA01ZM W

16、AFER CN71 KJP11GA19ZM WAFER CN74 KJP06GA19ZM WAFER IC11 HVINJM2068MDTE1 IC,NJM2068 IC12 BVILC4966 IC,LC4966 IC13 BVILC4966 IC,LC4966 IC14 BVILC4966 IC,LC4966 IC15 BVILC4966 IC,LC4966 IC16 BVILC4966 IC,LC4966 IC17 BVILC4966 IC,LC4966 IC18 BVILC4966 IC,LC4966 IC19 HVINJM2068MDTE1 IC,NJM2068 IC20 HVINJ

17、M2068MDTE1 IC,NJM2068 IC21 HVINJM2068MDTE1 IC,NJM2068 JK10 CJJ4R014Z JACK,BOARD JK11 CJJ4R017Z TERMINAL,IN/OUT(G) JK12 CJJ4P019Z JACK,BOARD Q101 HVTKTC2874BT TR,KTC2874B Q102 HVTKTC2874BT TR,KTC2874B Q103 HVTKTC2874BT TR,KTC2874B Q104 HVTKTC2874BT TR,KTC2874B Q107 HVTKRC107MT TR,KRC107M Q108 HVTKRA1

18、07MT TR,KRA107M Q109 HVTKRC107MT TR,KRC107M Q111 HVTKRC107MT TR,KRC107M Q112 HVTKRA107MT TR,KRA107M Q113 HVTKRC107MT TR,KRC107M Q114 HVTKRA107MT TR,KRA107M Q115 HVTKRC107MT TR,KRC107M Q116 HVTKRA107MT TR,KRA107M Q211 HVTKRC107MT TR,KRC107M Q212 HVTKRA107MT TR,KRA107M Q213 HVTKRC107MT TR,KRC107M Q214

19、 HVTKRA107MT TR,KRA107M Q215 HVTKRC107MT TR,KRC107M Q216 HVTKRA107MT TR,KRA107M Q217 HVTKRC107MT TR,KRC107M Q218 HVTKRA107MT TR,KRA107M Q219 HVTKRC107MT TR,KRC107M Q220 HVTKRA107MT TR,KRA107M Q221 HVTKRC107MT TR,KRC107M Q222 HVTKRA107MT TR,KRA107M FRONT PCB ASSY (GATHER) REF.NO.PARTS NO.DESCRIPTION

20、COP11711B FRONT PCB ASSY CUP11711Z FRONT PCB CMD1A376 SUPPORT,LED C901 BCKWKH472ME C,CERAMIC(KH TYPE) CN11 KJP06GA19ZM WAFER CN73 KJP06GA19ZM WAFER D701 CVDLEBBL33T0 LED,BLUE D702 CVDLEBBL33T0 LED,BLUE D703 CVDLEBBL33T0 LED,BLUE D704 CVDLEBBL33T0 LED,BLUE D705 CVDLEBBL33T0 LED,BLUE D706 CVDLEBBL33T0

21、 LED,BLUE D707 CVDLEBBL33T0 LED,BLUE D708 CVDLEBBL33T0 LED,BLUE D711 HVD342YCTB7T089 LED,YELLOW D721 HVD1SS133MT DIODE,1SS133 D722 HVD1SS133MT DIODE,1SS133 IC41 HVINJM2068MDTE1 IC,NJM2068 IC71 HVIANAM1224A IC,ANAM1224A IC72 KRVHIM602H32 SENSOR,REMOCON IC73 HVINJM2068MDTE1 IC,NJM2068 JK71 HJJ2E027Z J

22、ACK,HEADPHONE Q701 HVTKRA107MT TR,KRA107M Q702 HVTKRA107MT TR,KRA107M Q703 HVTKRA107MT TR,KRA107M Q704 HVTKRA107MT TR,KRA107M Q705 HVTKRA107MT TR,KRA107M Q706 HVTKRA107MT TR,KRA107M Q719 HVTKRC107MT TR,KRC107M Q721 HVTKRC107MT TR,KRC107M Q722 HVTKRA107MT TR,KRA107M Q723 HVTKRA107MT TR,KRA107M Q724 H

23、VTKRC107MT TR,KRC107M Q731 HVTKRA107MT TR,KRA107M Q732 HVTKRA107MT TR,KRA107M Q733 HVTKRA107MT TR,KRA107M Q735 HVTKRA107MT TR,KRA107M Q736 HVTKRA107MT TR,KRA107M Q737 HVTKRA107MT TR,KRA107M Q738 HVTKRC107MT TR,KRC107M Q741 HVTKRA107MT TR,KRA107M Q751 HVTKRC107MT TR,KRC107M Q771 HVTKSB811YT TR,KSB811

24、Y Q772 HVTKSB811YT TR,KSB811Y Q773 HVTKSD1021YT TR,KSD1021Y Q774 HVTKSD1021YT TR,KSD1021Y S701 CST1A012ZT SW,TACT S702 CST1A012ZT SW,TACT SW71 HSR4A003Z SW,ROTARY SW72 HSR2A006Z VR,ENCODER SW91 KSH1A001ZV SW,PUSH VR31 BVV2X01C104Y R,VARIABLE VR32 BVV2X01C104Y R,VARIABLE VR33 BVV2X03B104Y R,VARIABLE

25、VR74 CVV9Y09A104Z VOLUME,MOTOR X701 HOX04194E120C CRYSTAL 9 AMP PCB ASSY REF.NO.PARTS NO.DESCRIPTION COP11713B AMP PCB ASSY CUP11713Z AMP PCB CMY2A126 HEATSINK C906 HCETSMK63V472 C,ELECT 4700UF 63V C907 HCETSMK63V472 C,ELECT 4700UF 63V C927 HCEA1EH102E C,ELECT 1000UF 25V C928 HCEA1EH102E C,ELECT 100

26、0UF 25V CN51 KJP05GA01ZM WAFER CN72 CJP09GA19ZY WAFER,9PIN D505 HVDMTZJ15BT DIODE,ZENER MTZJ15BT D506 HVDMTZJ15BT DIODE,ZENER MTZJ15BT D543 HVD1SS133MT DIODE,1SS133 D544 HVD1SS133MT DIODE,1SS133 D545 HVD1SS133MT DIODE,1SS133 D546 HVD1SS133MT DIODE,1SS133 D901 HVDPBPC604F DIODE,BRIDGE PBPC604F D902 H

27、VDW02GF DIODE,BRIDGE W02GF D903 KVD1N4003ST DIODE,1N4003 D904 KVD1N4003ST DIODE,1N4003 D931 HVDMTZJ13BT DIODE,ZENER MTZJ13BT D951 HVDMTZJ13BT DIODE,ZENER MTZJ13BT D961 HVD1SS133MT DIODE,1SS133 ET01 CNE75 PLATE,EARTH F901 KJCFC5S HOLDER,FUSE F902 KJCFC5S HOLDER,FUSE IC61 HVIMC7805C IC,MC7805 JK51 CJJ

28、5P011Z TERMINAL,SPEAKER JK52 CJJ4N033Z JACK,BOARD L537 CLEYK1R8KA COIL L538 CLEYK1R8KA COIL OL66 KJJ7A021Z AC OUTLET,230V 1P PW91 KJP03GA90ZM WAFER PW92 KJP03GA01ZM WAFER PW93 KJP02GA89ZM WAFER PW94 KJP02KA060ZY WAFER Q491 HVTKTC2874BT TR,KTC2874B Q492 HVTKTC2874BT TR,KTC2874B Q501 HVTKSA992FT TR,KS

29、A992F Q502 HVTKSA992FT TR,KSA992F Q503 HVTKSA992FT TR,KSA992F Q504 HVTKSA992FT TR,KSA992F Q513 KVTKSC2785YT TR,KSC2785Y Q514 KVTKSC2785YT TR,KSC2785Y Q515 KVTKSC2785YT TR,KSC2785Y Q516 KVTKSC2785YT TR,KSC2785Y Q517 HVTKTC2026Y TR,KTC2026Y Q518 HVTKTC2026Y TR,KTC2026Y Q529 HVTKSC2316YT TR,KSC2316Y Q5

30、30 HVTKSC2316YT TR,KSC2316Y Q531 HVTKSA916YT TR,KSA916Y Q532 HVTKSA916YT TR,KSA916Y Q533 HVTKTD998O TR,KTD998O Q534 HVTKTD998O TR,KTD998O Q535 HVTKTB778O TR,KTB778O Q536 HVTKTB778O TR,KTB778O AMP PCB ASSY REF.NO.PARTS NO.DESCRIPTION Q541 KVTKSA1175YT TR,KSA1175Y Q542 KVTKSA1175YT TR,KSA1175Y Q545 HV

31、TKRA107MT TR,KRA107M Q903 KVTKSC2785YT TR,KSC2785Y Q904 KVTKSA1175YT TR,KSA1175Y Q905 KVTKSA1175YT TR,KSA1175Y Q906 KVTKSC2785YT TR,KSC2785Y Q907 HVTKSA916YT TR,KSA916Y Q908 HVTKSC2316YT TR,KSC2316Y Q931 HVTKRA107MT TR,KRA107M Q932 HVTKSC2316YT TR,KSC2316Y Q933 HVTKRC107MT TR,KRC107M Q941 HVTKRC107M

32、T TR,KRC107M Q942 HVTKSA916YT TR,KSA916Y Q943 HVTKRA107MT TR,KRA107M Q961 HVTKRA107MT TR,KRA107M Q962 HVTKRC107MT TR,KRC107M R531 CRG1ANJ181H R,METAL 180 1W R532 CRG1ANJ181H R,METAL 180 1W R533 CRF5EKR22 R,CEMENT 0.22 5W R534 CRF5EKR22 R,CEMENT 0.22 5W R535 CRF5EKR22 R,CEMENT 0.22 5W R536 CRF5EKR22

33、R,CEMENT 0.22 5W R761 CRG1ANJ391H R,METAL 390 1W R762 CRG1ANJ391H R,METAL 390 1W R921 KRQ1AJR47H R,FUSE 0.47 1W R922 KRQ1AJR47H R,FUSE 0.47 1W R961 KRD50FJ100T R,CARBON 10 1/2W RY51 HSL4A004ZU RELAY TW91 KJP02KA060ZY WAFER 10 86745231 E D C B A Integrated Stereo Amplifier A A- -H H3 30 00 0m mk k# #

34、 1 st Issue; May 2004 BLOCK DIAGRAMA-H300mk# # 86745231 E D C B A Integrated Stereo Amplifier A A- -H H3 30 00 0m mk k# # 1 st Issue; May 2004 WIRING DIAGRAMA-H300mk# # 86745231 E D C B A SCHEMATIC DIAGRAMA-H300mk# # Integrated Stereo Amplifier A A- -H H3 30 00 0m mk k# # 1 st Issue; May 2004 NOTES:

35、 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). 3. Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list and ensure exact replacement. INP

36、UT PCB 86745231 E D C B A SCHEMATIC DIAGRAMA-H300mk# #FRONT PCB, VR CONTROL PCB, POWER SWITCH PCB, HEADPHONE PCB Integrated Stereo Amplifier A A- -H H3 30 00 0m mk k# # 1 st Issue; May 2004 NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=pico

37、farads). 3. Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list and ensure exact replacement. 86745231 E D C B A SCHEMATIC DIAGRAMA-H300mk# #AMP PCB Integrated Stereo Amplifier A A- -H H3 30 00 0m mk k

38、# # 1 st Issue; May 2004 NOTES: 1. Resistor values are in ohms (k=kilo-ohms, M=megohms). 2. Capacitor values are in microfarads (p=picofarads). 3. Parts marked with this sign are safety critical components. They must always be replaced with identical components-refer to the appropriate parts list an

39、d ensure exact replacement. STEREO AMP A-H400 EU LEVELPARTS NO.DESCRIPTIONQTYREFNO.MR 1 19A07341000SET , AMPLIFIER1ANAM 2 2 9A01377200SCREW KTB3+8JFZ6ANAM 3 2 9A01377300SCREW,KTB3+10GFZ12ANAM 4 2 9A01397400SCREW KTS3+8J8ANAM 5 2 9A01532600SCREW KTB3+6J7ANAM 6 2 9A05984300SCREW KTB4+6FFZ4ANAM 7 2 9A0

40、6053600TAPE,BOTH SIDE T-#49701ANAM 8 2 9A06678600TOP CABINET1ANAM 9 2 9A07341300FRONT PANEL ASSY1ANAM 10 3 9A01377400SCREW,KTB3+10G10ANAM 11 3 9A01377600SCREW,KTWS3+10G1ANAM 12 3 9A06224200BADGE,TEAC1ANAM 13 3 9A06227400INDICATOR,POWER0ANAM 14 3 9A06228400VOLUME CAP ASSY (C)3ANAM 15 4 9A06226100CAP,

41、VOLUME(C) A4-95-23381ANAM 16 4 9A06228500CAP,VOLUME(C)1ANAM 17 3 9A06229000SCREW,SPECIAL4ANAM 18 3 9A06234700SCREW KTW3+6F9ANAM 19 3 9A06677600SIDE BAR2ANAM 20 3 9A06697200HOUSING,VOLUME A4-96-25781ANAM 21 3 9A06698400RING,SHAFT2ANAM 22 3 9A06863501WINDOW,SENSOR1ANAM 23 3 9A06905500INDICATOR2ANAM 24 3 9A06905800VOLUME CAP ASSY1ANAM 25 4 9A06692500KNOB , VOLUME1ANAM 26 4 9A06697000CAP , VOLUME1ANAM 27 4 9A06906100PLATE , VOLUME1ANAM 28 3 9A06905900VOLUME CAP ASSY1ANAM 29 4 9A06692500KNOB , VOLUME1ANAM 30 4 9A06697000CAP , VOLUME1ANAM 31 4 9A06906000PLATE , VO