Sony STR-DE475 Service Manual - Page 1

SERVICE MANUAL Ver 1.0 2001. 02 STR-DE475 US Model Canadian Model AEP Model UK Model Australian Model Chinese Model E Model Manufactured under license from Dolby Laboratories Licensing Corporation. "DOLBY" the double-D symbol ; "AC-3" and "Pro Logic" are trademarks of Dolby Laboratories Licensing Corporation. SPECIFICATIONS AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: With 8 ohm loads, both channels driven, from 40 20,000 Hz; rated 80 watts per channel minimum RMS power, with no more than 0.09% total harmonic distortion from 250 milliwatts to rated output (USA model only). Amplifier section POWER OUTPUT US, Canadian : Rated Power Output at Stereo mode (8 ohms 40 Hz - 20 kHz, THD 0.09%) 80 W + 80 W US, Canadian, AEP, UK : Reference Power Output (8 ohms 1 kHz, THD 0.7%) Front1): 80 W/ch Center1): 80 W Surround1): 80 W/ch EXCEPT : Rated Power Output at Stereo mode (8 ohms 1kHz, THD 0.7%) 80 W + 80 W 2) EXCEPT : Reference Power Output2) (8 ohms 1 kHz, THD 10%) Front1): 90 W/ch Center1): 90 W Surround1): 90 W/ch 1) Depending on the sound field settings and the sources, there may be no sound output. 2) Measured under the following conditions: Area code Power requirement E, Australian 240 V AC, 50 Hz Chinese 230 V AC, 50 Hz Taiwan 110 V AC, 50 Hz Frequency response MULTI CH IN, CD, MD/TAPE, DVD/LD, TV/SAT, VIDEO: 20 Hz - 20 kHz 0/- 0.5 dB (sound field, and tone bypassed) Inputs (Analog) MULTI CH IN, CD, MD/TAPE, DVD/LD, TV/SAT, VIDEO: Sensitivity: 250 mV Impedance: 50 kilohms S/N3): 85 dB (A, 250 mV4)) 3) INPUT SHORT 4) Weighted network, input level Inputs (Digital) DVD/LD (coaxial): Sensitivity: - Impedance: 75 ohms S/N: 100 dB (A, 20 kHz LPF) TV/SAT (Optical): Sensitivity: - Outputs Impedance: - S/N: 100 dB (A, 20 kHz LPF) MD/TAPE (OUT): VIDEO (AUDIO OUT): Voltages: 250 mV, Impedance: 10 kilohms SUB WOOFER: Voltage: 2 V Impedance : 1 kilohms PHONES: Accepts low- and high-impedance headphones Intermediate frequency 10.7 MHz Sensitivity Mono: 18.3 dBf, 2.2 µV/75 ohms Stereo: 38.3 dBf, 22.5 µV/75 ohms Usable sensitivity 11.2 dBf, 1 µV/75 ohms S/N Mono: 76 dB Stereo: 70 dB Harmonic distortion at 1 kHz Mono: 0.3% Stereo: 0.5% TONE ±6 dB at 100 Hz and 10 kHz Sampling frequency 48 kHz (OPTICAL IN) 96 kHz (COAXIAL IN) FM tuner section Tuning range 87.5 - 108.0 MHz Separation 45 dB at 1 kHz Frequency response 30 Hz - 15 kHz +0.5/-2 dB Selectivity 60 dB at 400 kHz Antenna terminals 75 ohms, unbalanced - Continued on next page - FM STEREO FM-AM RECEIVER 9-929-587-11 2001B1600-1 © 2001.2 Sony Corporation Audio Entertainment Group General Engineering Dept.