Sony STR-DE685 Service Manual

SERVICE MANUAL

Ver 1.1 2003. 08
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 US only).
Amplifier section
POWER OUTPUT
Models of area code US, CND
Rated Power Output at Stereo Mode
(8 ohms 20 Hz – 20 kHz, THD 0.09 %)
100 W + 100 W
Reference Power Output
(8 ohms 1 kHz, THD 0.7 %)
1)
FRONT : 100 W/ch
1)
CENTER : 100 W
SURR 1) : 100 W/ch
Models of area code AEP, UK
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
100 W + 100 W
Reference Power Output 2)
(8 ohms 1 kHz, THD 0.7 %)
1)
FRONT : 100 W/ch
CENTER 1) : 100 W
1)
SURR : 100 W/ch
Sony Corporation
9-873-687-02
2003H04-1 Home Audio Company
© 2003. 08 Published by Sony Engineering Corporation
STR-DE685
SPECIFICATIONS
2)
Australian Model
Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 %)
100 W + 100 W
Reference Power Output 2)
(8 ohms 1 kHz, THD 10 %)
1)
FRONT : 120 W/ch
CENTER 1) : 120 W
1)
SURR : 120 W/ch
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, AUS, JE 240 V AC, 50 Hz
AEP, UK, CH, SP, MY, 230 V AC, 50 Hz
AR, KR
TW 110 V AC, 60 Hz
US, CND, MX 120 V AC, 60 Hz
Frequency response
MULTI CH IN, 10 Hz – 70 kHz
CD/SACD, AUX, +0.5/–2 dB (with sound
MD/TAPE, DVD/LD, field, equalizer, and bass
VIDEO 1, 2, 3 boost bypassed)
Inputs (Analog)
MULTI CH IN, Sensitivity: 250 mV
CD/SACD, AUX, Impedance: 50 kilohms
MD/TAPE, DVD/LD, S/N 3) : 96 dB
VIDEO 1, 2, 3 (A, 250 mV
3) INPUT SHORT (with sound field , equalizer and bass boost
bypassed).
4) Weighted network, input level.
FM STEREO/FM-AM RECEIVER
US Model
Canadian Model
AEP Model
UK Model
E Model
Tourist Model
Chinese Model
2)
4)
)
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