Teac AGD 7900 Service Manual
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Extracted text from Teac AGD 7900 Service Manual (Ocr-read)
Page 1
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.