Sony STR-DB1070 Service Manual - Page 1

STR-DB870/DB1070 SERVICE MANUAL Ver 1.0 2001.04 US Model E Model Chinese Model STR-DB1070 Canadian Model AEP Model UK Model STR-DB870/DB1070 Photo: STR-DB870 This receiver incorporates Dolby* Digital and Pro Logic Surround and the DTS** Digital Surround System. * Manufactured under license from Dolby Laboratories. "Dolby", "Pro Logic" and the double-D symbol are trademarks of Dolby Laboratories. ** "DTS" and "DTS Digital Surround" are registered trademarks of Digital Theater Systems, Inc. AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: With 8 ohm loads, both channels driven, from 20 - 20,000 Hz; rated 100 watts per channel minimum RMS power, with no more than 0.09 % total harmonic distortion from 250 milliwatts to rated output (Models of area code U only). Amplifier section POWER OUTPUT Models of area code U, CA Rated Power Output at Stereo Mode (8 ohms 20 Hz - 20 kHz, THD 0.09 %) 100 W + 100 W (4 ohms 20 Hz - 20 kHz, THD 0.09 %) 90 W + 90 W Reference Power Output (8 ohms 20 Hz - 20 kHz, THD 0.09 %) STR-DB1070: FRONT1):100 W + 100 W CENTER1): 100 W SURR1): 100 W + 100 W SURR BACK1): 100 W STR-DB870: FRONT1): 100 W + 100 W CENTER1): 100 W SURR1): 100 W + 100 W (4 ohms 20 Hz - 20 kHz, THD 0.09 %) STR-DB1070: FRONT:1) 90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W SURR BACK1): 90 W STR-DB870: FRONT1):90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W SPECIFICATIONS Models of other area code Rated Power Output at Stereo Mode (8 ohms 1 kHz, THD 0.7 %) STR-DB1070: 100 W + 100 W2) 90 W + 90 W3) STR-DB870: 100 W + 100 W2) (4 ohms 1 kHz, THD 0.7 %) STR-DB1070: 90 W + 90 W2) 80 W + 80 W3) STR-DB870: 100 W + 100 W2) Reference Power Output2) (8 ohms 1 kHz, THD 0.7 %) STR-DB1070: FRONT1): 100 W + 100 W CENTER1): 100 W SURR1): 100 W + 100 W SURR BACK1): 100 W STR-DB870: FRONT1): 100 W + 100 W CENTER1): 100 W SURR1): 100 W + 100 W (4 ohms 1 kHz, THD 0.7 %) STR-DB1070: FRONT1): 90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W SURR BACK1): 90 W STR-DB870: FRONT1): 100 W + 100 W CENTER1): 100 W SURR1): 100 W + 100 W (8 ohms 20 Hz - 20 kHz, THD 0.09 %) STR-DB1070: FRONT1): 90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W SURR BACK1): 90 W STR-DB870: FRONT1): 90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W (4 ohms 20 Hz - 20 kHz, THD 0.09 %) STR-DB1070: FRONT1): 80 W + 80 W CENTER1): 80 W SURR1): 80 W + 80 W SURR BACK1): 80 W STR-DB870: FRONT1): 90 W + 90 W CENTER1): 90 W SURR1): 90 W + 90 W 1) Depending on the sound field settings and the source, there may be no sound output. 2) Measured under the following conditions: Area code Power requirements E 240 V AC, 50 Hz CN, SP, CEL, KR 230 V AC, 50 Hz TW 110 V AC, 60 Hz 3) Measured under the following conditions: Area code Power requirements CN 220 V AC, 50 Hz Frequency response PHONO CD/SACD, TAPE, MD/DAT, MD/TAPE, TV/SAT, DVD/LD, VIDEO 1, 2, 3 RIAA equalization curve ±0.5 dB 10 Hz - 100 kHz ±3 dB (with sound field, equalizer, and bass boost bypassed) - Continued on next page - FM STEREO/FM-AM RECEIVER 9-873-842-11 2001D0500-1 C 2000.4 Sony Corporation Home Audio Company Shinagawa Tec Service Manual Production Group