Teac AGD 7900 Service Manual

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Teac AGD 7900 Service Manual

Extracted text from Teac AGD 7900 Service Manual (Ocr-read)


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2 CONTENTS SPECIFICATIONS ........................................................................\ .........................................................3 SAFETY INSTRUCTIONS ...........................................................\ ........................................................4 MEASUREMENTS AND ADJUSTMENTS ........................................................................\ ................5 FIP DISPLAY ......................................................................\ .............................................. ....................8 DISPLAY PIN CONNECTION ........................................................................\ ................................ ......9 IC BLOCK DIAGRAMS AND PIN FUNCTIONS ........................................................................\ ........10 EXPLODED VIEWS AND PARTS LIST ..........................................\ .................................................. .22 PC BOARDS AND PARTS LIST .......................................................................\ ................................ .24 INCLUDED ACCESSORIES ...................................................\ ............................................................30

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3 Amplifier Section Surround Output Power (0.9 % THD, 1 kHz, 8 ohms): 60 + 60 watts (Front) 60 watts (Center) 60 + 60 watts (Rear) Delay Time: DOLBY DIGITAL: REAR 0 – 15 ms CENTER 0 – 5 ms DOLBY PRO LOGIC: REAR 15 – 30 ms Audio Input Sensitivity/Impedance: * LINE: 220 mV/47 k ohms Output Level/Impedance: CD-R/TAPE REC: 200 mV/2.2 k ohms Frequency Response: * LINE: 20 Hz – 65 kHz, +1/ –3 dB Signal-to-Noise Ratio: * LINE: 95dB (IHF-A) Tone Control: BASS: ± 10 dB at 100 Hz TREBLE: ± 10 dB at 10 kHz Digital Audio Section Sampling Frequency: 32 kHz, 44.1 kHz, 48 kHz, 96 kHz DIGITAL Input Level/Impedance: DIGITAL 1, 2 (OPTICAL): –15 dBm - –21 dBm DIGITAL 3 (COAXIAL): 0.5 Vp-p / 75 ohms FM Tuner Section (Without notes 100.1 MHz, 65 dBf) Tuning Range: 87.5 MHz – 108.0 MHz (100 kHz steps) Usable Sensitivity (IHF): Mono: 11.2 dBf 50 dB Quieting Sensitivity: Mono: 15.3 dBf Stereo: 38.5 dBf Capture Ratio: 2.0 dB Image Rejection Ratio: 45 dB AM Suppression Ratio: 55 dB Total Harmonic Distortion (1 kHz): Mono: 0.4% Stereo: 0.5% Frequency Response: 30 Hz – 15 kHz, +1/ –1.5 dB Stereo Separation (1 kHz): 40 dB Signal-to-Noise Ratio: Mono: 75 dB Stereo: 70 dB AM Tuner Section Tuning Range: 530 kHz – 1,720 kHz (10 kHz steps) Usable Sensitivity: 55 dB/m Total Harmonic Distortion: 0.8% at 85 dB/m Signal-to-Noise Ratio: 45 dB at 85 dB/m Video Section Input Sensitivity/Impedance: 1.0 Vp-p/75 ohms Output Level/Impedance: 1.0 Vp-p/75 ohms General Power Requirements: 120 V AC, 60 Hz (U.S.A./ Canada model) 120/230 V AC, 50-60Hz (General Export model) Power Consumption: 2.5 A AC Outlets: Switched x 2, Total 100 W max. (1 A max.) Dimensions (W x H x D) 435 x 165 x 350 mm (17-1/8" x 6-1/2" x 13-3/4") Weight (net): 8.2kg (18-1/16lbs) (U.S.A./ Canada model) 8.4kg (18-1/2lbs) (General Export model) Standard Accessories: AM Loop Antenna x 1 FM T-type Antenna x 1 Remote Control Unit (UR-417) x 1 *LINE means CD, CD-R/TAPE, VCR/VIDEO 1, DBS/VIDEO 2, DVD/VIDEO 3 and AUX/VIDEO 4.