Teac-AG790A-rec-sm 维修电路原理图.pdf

Effective : Sep. 2005NOTESPC boards shown are viewed from parts side.The parts with no reference number or no parts number in theexploded views are not supplied.As regards the resistors and capacitors, refer to the circuit diagramscontained in this manual.Parts marked with this sign are safety critical components. Theymust be replaced with identical components - refer to the appropriateparts list and ensure exact replacement.CONTENTS1 SPECIFICATIONS 23 EXPLODED VIEWS AND PARTS LIST 94 PC BOARDS AND PARTS LIST 135 REMOTE CONTROL LAYOUT 20 AG-790A VersionsT/C,EUR,UK,230E,HKG 2 IC SPECIFICATIONS 36 INCLUDED ACCESSORIES 21 AG-790AAM/FM STEREO ReceiverRadioFans.CN 收音机爱 好者资料库1 SPECIFICATIONS2AG-790AAmplifier Section Output Power . . . . . . . . . . . . . . . . . . . . . . . . . .100 + 100 watts RMS (0.9 % THD, 1 kHz, 8 ohms) Total Harmonic Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.05 % (at 80 watts,1 kHz) Input Sensitivity/Impedance . . . . . . . . . . . . . . . . . . PHONO: 6.5 mV/22 kohms, LINE: 230 mV/22 kohms Frequency Response . . . . . . . . . . . . . . . PHONO: 20 Hz to 20 kHz, 3 dB, LINE: 20 Hz to 35 kHz, 3 dB Signal-to-Noise Ratio . . . . . . . . . . . . . . . . . . . . . . . PHONO: 75 dB (IHF-A), LINE: 90 dB (IHF-A) Tone Control . . . . . . . . . . . . . . . . . . . . . . . BASS: 10 dB at 100 Hz, TREBLE: 10 dB at 10 kHz Loudness Control (Volume at 40 dB Position) . . . . . . . . . . . . . . . . . . . . . . . . +4 dB at 100 HzFM Tuner Section (Without notes 98.1 MHz, 65 dBf) Tuning Range . . . . . . . . . . . . . . . . . . . . . . . . . . . 87.5 MHz to 108.0 MHz (100 kHz steps)T/C 87.5 MHz to 108.0 MHz (50 kHz steps)EUR,UK,230E,HKG Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mono: 10 dBV/m 50 dB Quieting Sensitivity . . . . . . . . . . . . . . . . . . . . . . . Mono: 15 dBV/m, Stereo: 33 dBV/m Capture Ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8 dB Image Rejection Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 dB AM Suppresion Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 dB Harmonic Distortion (1 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . Mono: 0.5 %, Stereo: 0.5 % Frequency Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Hz to 15 kHz, 3 dB Stereo Separation (1 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 dB Signal-to-Noise Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mono: 70 dB, Stereo: 65 dB RDS Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .YRS EUR,UK NOT/C,230E,HKGAM Tuner Section Tuning Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . 530 kHz to 1,720 kHz (10 kHz steps)T/C 522 kHz to 1,620 kHz, 9 kHz steps EUR,UK,230E,HKG Usable Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 dB/m Total Harmonic Distortion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 % at 100 dB/m Signal-to-Noise Ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 dB at 100 dB/mGeneral Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 V AC, 60 Hz T/C 230 V AC, 50 Hz EUR,UK,230E,HKG Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 W AC Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unswitched x 2, Total 100 W max (1 A max) Dimensions (W x H x D). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 435 x 144 x 330 mm Weight (net). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.4 kgStandard Accessories AM Loop Antenna x 1 FM Antenna x 1 Owners manual x 1 Remote Control Unit x 1 Battery (AA, R6, UM-3) x 2Design and specifications are subject to change without notice.Illustrations may differ slightly from production models.RadioFans.CN 收音机爱 好者资料库2 IC SPECIFICATIONS3AG-790A4AG-790AT TD DA A7 73 31 18 8D D ( (I IC C2 23 3) )B BL LO OC CK K D DI IA AG GR RA AM M5AG-790AN NJ JM M4 45 55 56 6A A ( (I IC C2 25 5) )6AG-790AN NJ JM M2 20 06 68 8 ( (I IC C2 21 1, ,I IC C2 22 2) )7AG-790AC CD D4 40 06 66 6B B ( (I IC C2 24 4) )AG-790A TRANSISTOR, REGULATOR IC BLOCK DIAGRAM10k47kCOMMON(+)OUTIN10k47kCOMMONOUTIN9AG-790AS1S2S4S7S4S4S8S5S8S9S10S9S9S5S6252835363738342943334945464748AG-790 EXPLODED VIEW T/Cx2S3x13x3x6x4x5x3x3x2x2x2x2x2x6x3x2x2x2x2x8x7S5x5S4x4x2S3S3x4161514131087654219202139S4x2303132S1326S9S1x227174440S4S3x2x22322S126S9S111898x2x2191112414224-124-2 1 CGU1A375Z WINDOW 2 CBN1A122 KNOB, VOLUME 3 CMC1A140 RING, SHAFT 4 CGX1A369Z SHEET, LED 5 CGX1A370Z SHEET, LED 6 CGB1A165H12 BADGE, TEAC 7 CGW1A405R4ZH10 PANEL, FRONT 8 KHS1A032 TAPE, HEMELON 9 CMD1A563 BRACKET 10 HJJ2E020Z PHONE JACK 11 CUP11805-7 PCB 12 CWE7202100RV WIRE ASSY 13 CMK1A010 BRACKET 14 CBT1A991 KNOB, SPEAKER 15 CBC1A152 KNOB, POWER 16 CBT1A992 KNOB, TUNING 17 CMD1A334 BRACKET 1 18 KSH1A001ZV MOMS SWITCH 19 CUP11805-8 PCB 20 CBT1A994 KNOB, BASS 21 CBT1A993Z KNOB, FUNCTION 22 HFLSVA09MS10 FIP 23 CMD1A374 BRACKET, FIP 24-1 CUP11805-1 PCB, FRONT 24-2 CUP11805-2 PCB, FRONT 25 CMY1A256 SINK, HEAT 26 CMD1A417 BRACKET, PCB 27 CUP11805-11 PCB 28 CUP11805-3 PCB 29 CLT5U012ZU TRANS 30 CUP11805-4 PCB 31 CUP11805-6 PCB 32 CUP11085-5 PCB, POWER 33 CMD1A188 BRACKET 34 CHG1A113 RUBBER 35 CUA2A168 CHASSIS, BOTTOM 36 CKL2A042H11 FOOT, FRONT 37 KHG1A050Y CUSHION, FOOT 38 CKL1A012 FOOT, RUBBER 39 TUNNER PACK HNVTFCE1U116A 40 CMD1A571 BRACKET, SUPPORT 41 CUP11086-1 PCB, MAIN 42 CUP11086-2 PCB 43 CHE1A023 MOUNT, PCB 44 CMD1A392 BRACKET, PCB 45 CKF5A172Z PANEL, REAR 46 KMD2A001 TERMINAL, GROUND 47 KHR1A028 BUSHINHG, AC CORD 48 CJA523FBYA CORD, POWER 49 CKC1B098S1 CABINET, TOP S1 CTB3+8J SCREW S2 CTB3+10J SCREW S3 CTB3+10G SCREW S4 CTB3+6J SCREW S5 CTB3+8JFZ SCREW S6 CTB3+10GFZ SCREW S7 CTB4+8F SCREW S8 CTB4+6FFZ SCREW S9 CTW3+8J SCREWS10 CTW3+16G SCREWS11 CTWS3+8G SCREW10EXPLODED VIEW LIST(AG-790A) T/CAG-790A 1 CGU1A375Z WINDOW 2 CBN1A122 KNOB, VOLUME 3 CMC1A140 RING, SHAFT 4 CGX1A369Z SHEET, LED 5 CGX1A370Z SHEET, LED 6 CGB1A165H12 BADGE, TEAC 7-1 CGW1A405R4YH10 PANEL, FRONT(EUR) EUR,UK 7-2 CGW1A405R4ZH10 PANEL, FRONT(230E-N) 230E-N,HKG 8 KHS1A032 TAPE, HEMELON 9 CMD1A563 BRACKET 10 HJJ2E020Z PHONE JACK 11 CUP11805-7 PCB 12 CWE7202100RV WIRE ASSY 13 CMK1A010 BRACKET 14 CBT1A991 KNOB, SPEAKER 15 CBC1A152 KNOB, POWER 16 CBT1A992 KNOB, TUNING 17 CMD1A334 BRACKET 1 18 KSH1A001ZV MOMS SWITCH 19 CUP11805-8 PCB 20 CBT1A994 KNOB, BASS 21 CBT1A993Z KNOB, FUNCTION 22 HFLSVA09MS10 FIP 23 CMD1A374 BRACKET, FIP 24-1 CUP11805-1 PCB, FRONT 24-2 CUP11805-2 PCB, FRONT 25 CMY1A256 SINK, HEAT 26 CMD1A417 BRACKET, PCB 27 CUP11805-11 PCB 28 CUP11805-3 PCB 29 CLT5U012YE TRANS 30 CUP11805-4 PCB 31 CUP11805-10 PCB 32 CUP11805-9 PCB, POWER 33 CHG1A113 RUBBER 34 CUA2A168 CHASSIS, BOTTOM 35 CKL2A042H11 FOOT, FRONT 36 KHG1A050Y CUSHION, FOOT 37 CKL1A012 FOOT, RUBBER 38-1 CNVMB114MA18L TUNNER PACK(EUR) EUR,UK 38-2 CNVKSTMB014MA18 TUNNER PACK(230E-N) 230E-N,HKG 39 CMD1A571 BRACKET, SUPPORT 40 CUP11806-1 PCB, MAIN 41 CUP11806-2 PCB 42 CHE1A023 MOUNT, PCB 43 CMD1A392 BRACKET, PCB 44 CKF4A172Z PANEL, REAR 45 KMD2A001 TERMINAL, GROUND 46 KHR1A028 BUSHINHG, AC CORD 47-1 CJA2B043ZA CORD, POWER EUR,230E-N 47-2 CJA2B045ZA CORD, POWER UK,HKG 48 CKC1B098S1 CABINET, TOP S1 CTB3+8J SCREW S2 CTB3+10J SCREW S3 CTB3+10G SCREW S4 CTB3+6J SCREW S5 CTB3+8JFZ SCREW S6 CTB3+10GFZ SCREW S7 CTB4+8F SCREW S8 CTB4+6FFZ SCREW S9 CTW3+8J SCREWS10 CTW3+16G SCREWS11 CTWS3+8G SCREW12EXPLODED VIEW LIST(AG-790A) EUR,UK,230E-N,HKGAG-790A134 PC BOARDS AND PARTS LISTAG-790A- 14 -AG-790AMAIN PCB ASSY (1/3)MAIN PCB ASSY (2/3)15 CUP11806 PCB , MAIN BD10-11 KLZ9H001Z BEAD , COREBN19 CWZAG580BN09 WIRE ASSY BN93 CWZAG580BN93 WIRE ASSY C101,214-215, CCKT1H103ZF CAP , CERAMIC217,226,254,278-279,416,423,451-452C106,116 HCQI1H102JZT CAP , MYLARC145-146 HCBS1H101KBT CAP , CERAMICC201-202 CCKT1H102KB CAP , CERAMICC203,210-211, CCEA1CH470T CAP , ELECT.216,223,227,285-286C205,219 CCCT1H180JC CAP , CERAMICC206-207,220- CCKT1H181KB CAP , CERAMIC221C208,212 HCQI1H562JZT CAP , MYLARC209,213 HCQI1H223JZT CAP , MYLARC222 CCEA1EH331T CAP , ELECT. C224,228 CCCT1H680JC CAP , CERAMICC229-230,234- CCKT1H101KB CAP , CERAMIC236,242,247-248,262,267 C231 CCEA1CH100T CAP , ELECT.C232 CCKT1H473ZF CAP , CERAMICC233,237,240- CCEA1HH2R2T CAP , ELECT.241,249-250,255-258,263-264,268-269,271,274,282-283 C238-239,445- HCQI1H272JZT CAP , MYLAR446,449-450C243-244,251- HCQI1H104JZT CAP , MYLAR252,259-260 C253,276,280 CCEA1HH100T CAP , ELECT.C265,270 CCEA1HN2R2T CAP , ELECT.C275,277 CCKT1H221KB CAP , MYLAR C287-288 HCBS1H103ZFT CAP , CERAMICC403-404 CCET80VKL5682NK CAP , ELECT.(35X40)C406-407 CCME2A154JXT CAP , METALLIZED FILMC408,414,438, CCEA1VH100T CAP , ELECT.440 C409,439,460, CCFT1H104ZF CAP , SEMICONDUCTOR463 C410,426 HCBS1H104ZFT CAP , CERAMICC411 HCEA1CH101T CAP , ELECT.C412-421,461- CCEA1CH101T CAP , ELECT.462 C413 CCEA1EH101T CAP , ELECT.C417 CCEA1EH222E CAP , ELECT.C420 CCEA1EH102E CAP , ELECT.C441,443,457- HCQI1H473JZT CAP , MYLAR 458 AG-790ACN10 KJP03GA90ZM WAFERCN11 CJP15GA115ZY WAFER , CARD CABLE TC,HKG,230E-NCN11 CJP17GA115ZY WAFER , CARD CABLE EUR,UKCN11 CWC1C4A15B090B CABLE , CARD TCCN11 CWC1C4A15B130B CABLE , CARD HKG,230E-NCN11 CWC1C4A17B120B CABLE , CARD EUR,UKCN13 KJP04GA63ZY WAFERCN15 KJP09GA63ZY WAFER CN91 CJP07GA19ZY WAFERCN92 CJP21GA115ZY WAFER, CARD CABLED102,106,405, HVD1SS133MT DIODE419-421 D401 HVDKBU804F DIODE , BRIDGED403,416 HVDMTZJ13BT DIODE , ZENER D404 HVDMTZJ6.2BT DIODE , ZENER D461 HVDMTZJ5.1BT DIODE , ZENER GND1,3 HJT1A025 PALTE , EARTH IC21-22 HVINJM2068MDTE1 I.C , OP AMP IC23 HVITDA7318D I.C (VOLUME+FUNCTION)IC24 HVICD4066BM96 I.C , SWITCHIC25 HVINJM4556AL I.C , HEADPHONEJK21 CJJ4R019W JACK , RCAJK22 CJJ4P014W JACK , RCAJK35 CJJ5Q006Z TERMINAL , SPEAKERL401 HLQ02C100KT COIL , AXAIL L403-404 CLEY0R5KAK COIL , SPEAKER PCB2 CNVKSTMB014MA TUNER MOUDLEPCB2 CNVMB014MA18L TUNER MOUDLEPCB2 HNVTFCE1U116A TUNER MOUDLEQ105-106,204- HVTKTC2874BT T.R205 Q106 HVTKTC2874BT T.RQ108 HVTKSA1175YT T.RQ201,203,405, HVTKRC107MT T.R407,419-421,423Q202,206,403, HVTKRA107MT T.R406,413,425,427-428Q401 HVTKTC2026Y T.RQ402 HVTKSC2316YT T.RQ408-409 HVTKSC945CYT T.RQ411 HVTKTA1046Y T.RQ414 HVTKTC4370AY T.RQ415,424 HVTKTA1268GRT T.RQ416,418 HVTKTC3200GRT T.RQ417 HVTKTA1659AY T.RR101-102,435- CRD20TJ100T RES , CARBON436,440R106,116,208, CRD20TJ102T RES , CARBON217-218,225,235-236,238-239,248-249,270-271 R149-150,201- CRD20TJ222T RES , CARBONMAIN PCB ASSY (3/3)16R202,275,404 CRD20TJ222T RES , CARBON R151,274 CRD20TJ474T RES , CARBONR152,279 CRD20TJ332T RES , CARBONR203,209,220- CRD20TJ471T RES , CARBON221 R204,210 CRD20TJ391T RES , CARBONR211-219 CRD20TJ223T RES , CARBONR212,214 CRD20TJ123T RES , CARBONR213,215 CRD20TJ184T RES , CARBONR222 CRD20TJ271T RES , CARBONR223-224,231- CRD20TJ473T RES , CARBON232,258-259,261,263,268-269,272-273 R226-227,240- CRD20TJ104T RES , CARBON241,250-251 R228-229,255, CRD20TJ101T RES , CARBON257,403R230,233,252,442-443,450- CRD20TJ103T RES , CARBON451R234,237 CRD20TJ561T RES , CARBONR242,246,254, CRD20TJ562T RES , CARBON256,429,441R243 CRD20TJ121T RES , CARBONR253,278 CRD20TJ392T RES , CARBONR260,264,287- CRD20TJ273T RES , CARBON288 R266 CRD20TJ121T RES , CARBONR267 CRD20TJ121T RES , CARBONR285-286,433- CRD25TJ100T RES , CARBON434,453-454R401-402 CRD25TJ153T RES , CARBONR405-416 CRD25TJ222T RES , CARBONR407 CRG1ANJ680H RES , METAL OXIDE FILMR408,414 CRD20TJ153T RES , CARBONR418-419 CRD25TJ102T RES , CARBONR421 CRD25TJ103T RES , CARBONR424,426,430- CRD20TJ333T RES , CARBON431R425,432 CRD20TJ560T RES, CARBONR427 CRD20TJ563T RES, CARBONR428 CRD20TJ682T RES, CARBONR437-438 CRG1ANJ100H RES, METAL OXIDE FILMR439 CRD25TJ561T RES, CARBONR461-462 CRD25TJ331T RES , CARBONRY41-43 HSL3A016ZE REALY PCI-212DMS101 KST1A010Z SW , TACTT401 CLT5U012YE MAIN TRANS EUR,UK,HKG,230E-NT401 CLT5U012ZU MAIN TRANS TCAG-790A17AG-790ASUB PCB (TOP VIEW)- 18 -AG-790ASUB PCB (VIEW FROM TOP SIDE)SUB PCB ASSY (1/3)SUB PCB ASSY (2/3)19 CUP11805 PCB, SUB C314,326 CCKT1H221KB CAP, CERAMICC315,318 HCQI1H102JZT CAP, MYLAR C316,321 CCKT1H471KB CAP, CERAMICC317,324 CCCT1H220JC CAP, CERAMICC319,325 HCQI1H473JZT CAP, MYLAR C320,424 CCEA1HH4R7T CAP, ELECT. C323 CCCT1H050CC CAP, CERAMICC328,912-913 CCCT1H270JC CAP, CERAMICC332,418,430 CCEA1HH101T CAP, ELECT. C419,425 CCKT1H223ZF CAP, CERAMICC420,427,429 CCEA1HH470T CAP, ELECT. C421-422 HCQI1H103JZT CAP, MYLAR C428,915-916 CCKT1H103ZF CAP, CERAMIC953-954,956C901 HCBS1H471KBT CAP, CERAMICC904,924,951 CCEA1CKS100T CAP, ELECT. C911,919,927 HCBS1H102KBT CAP, CERAMICC948 CCEA1HH1R0T CAP, ELECT. C955 HCEA0JH102T CAP, ELECT. C957 HCEA1AH471T CAP, ELECT. C958-959,966- HCBS1H223ZFT CAP, CERAMIC967 C960 HCBS1H103ZFT CAP, CERAMICC990 HCKWKH472ME CAP, CERAMICD307,309 HVDMTZJ27BT DIODE, ZENERD310-311,924, HVD1SS133MT DIODE 951,954,960D402,405-409 HVD1N4003ST RECT, DIODED410 HVDMTZJ30BT DIODE, ZENERD411-412 HVD1N4003SRT DIODE D413 HVDMTZJ6.2BT DIODE, ZENERD906-910 HVD342VCTB7T089 L.E.D, RED FIP1 HFLSVA09MS10 F.I.PIC91 HVITMP87PM78F I.C, O.T.PQ313-314,319- HVTKTC3200GRT T.R320Q315 HVT2SA1209S T.RQ316 HVTKTC4370AY T.RQ317 HVT2SC4468-OKM T.R, POWERQ318 HVT2SC3419Y T.RQ321 HVT2SC2911S T.RQ322 HVT2SA1695-OKM T.R. POWERQ323 HVTKSA1175YT T.RQ324 HVTKTA1659AY T.RQ404 HVTKTA1271YT T.RQ903-904,906- HVTKRA107MT T.R912Q951 HVTKSB811YT T.RRC91 HRVKSM603TH2 REMOCON SENSORR325 CRG1ANJ562H RES, MOFR326-327,338 CRD20TJ332T RES, CARBONR328-329,334, CRD20TJ122T RES, CARBON415,965 R330,347 CRD20TJ680T RES, CARBONR331,335,345 CRD20TJ681T RES, CARBONR332 CRD20TJ203T RES, CARBONR333 CRD20TJ302T RES, CARBONR336 CRD25TJ221T RES, CARBONR337 CRF5EKR22HX2 RES, CEMENTR339,342,417, CRD20TJ473T RES, CARBON904,953,955-956R340 CRD20TJ182T RES, CARBONR341 CRD20TJ243T RES, CARBONR344 CRD20TJ103T RES, CARBONR346 CRD20TJ333T RES, CARBONR409-410,413 KRQ12AJR47H RES, FUSE R411-412 CRD25TJ560T RES, CARBONR420 HRDERC12UGK335T RES, CARBON T/CR902,931-934 CRD20TJ102T RES, CARBONR903,935-938, CRD20TJ223T RES, CARBON941-942,947-948R906-908 CRD20TJ391T RES, CARBONR909-910 CRD20TJ221T RES, CARBONR911,919,927 CRD20TF1002T RES, CARBONR912,920,928 CRD20TF1001T RES, CARBONR913,921,929 CRD20TF1501T RES, CARBONR914,922 CRD20TF1801T RES, CARBONR915,923 CRD20TF2701T RES, CARBONR916,924 CRD20TF3301T RES, CARBONR917,925 CRD20TF5601T RES, CARBONR918,926 CRD20TF7501T RES, CARBONR939-940 CRD20TJ561T RES, CARBONR943-946,949 CRD20TJ472T RES, CARBONR951 CRD20TJ273T RES, CARBONR952 CRD20TJ104T RES, CARBONR957 CRD20TJ100T RES, CARBONR966-967 CRD20TJ272T RES, CARBONR978 CRD20TJ562T RES, CARBONBK41 CMD1A188 BRACKET, PCB T/CBK91-92 CMD1A374 BRACKET, FLT BN13 KJP04HB60ZY HOUSING, ANGLEBN15 KJP09HB60ZY HOUSING, ANGLEBN91 CWB2B907250EN WIRE ASSYBN95 CWB1B905100NN WIRE ASSYCN11 CWC1C4A15B090B CAB