Teac-AG790A-rec-sm 维修电路原理图.pdf
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1、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 criti
2、cal 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
3、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 . . . . . . . . . . . . . . . . . . . . . .
4、 . . . . . . . 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 . . . . . . . . . .
5、 . . . . . . . . . . . . . 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 (
6、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
7、50 dB Quieting Sensitivity . . . . . . . . . . . . . . . . . . . . . . . Mono: 15 dBV/m, Stereo: 33 dBV/m Capture Ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8 dB Image Rejection Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8、. . . . . . . . . . 35 dB AM Suppresion Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 dB Harmonic Distortion (1 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . Mono: 0.5 %, Stereo: 0.5 % Frequency Response . . . . . . . . . . . . . . . . . .
9、. . . . . . . . . . . . . . . . 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 . . . . . . .
10、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .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 . . . . . .
11、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 dB/m Total Harmonic Distortion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 % at 100 dB/m Signal-to-Noise Ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 dB at 100 dB/mGener
12、al Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 V AC, 60 Hz T/C 230 V AC, 50 Hz EUR,UK,230E,HKG Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 W AC Outlets . . . . . . . . . . . . . . . . . . . .
13、 . . . . . . . . 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
14、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
15、 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(+)OUTIN10k47kCOMMONOU
16、TIN9AG-790AS1S2S4S7S4S4S8S5S8S9S10S9S9S5S6252835363738342943334945464748AG-790 EXPLODED VIEW T/Cx2S3x13x3x6x4x5x3x3x2x2x2x2x2x6x3x2x2x2x2x8x7S5x5S4x4x2S3S3x4161514131087654219202139S4x2303132S1326S9S1x227174440S4S3x2x22322S126S9S111898x2x2191112414224-124-2 1 CGU1A375Z WINDOW 2 CBN1A122 KNOB, VOLUME
17、 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
18、, 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
19、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 CMD1A57
20、1 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 S
21、4 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 CG
22、B1A165H12 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 1
23、6 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-
24、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 TUN
25、NER 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
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