Sony str de 685 service manual

Page 1

STR-DE685

SERVICE MANUAL

Ver 1.1 2003. 08

US Model
Canadian Model
AEP Model

UK Model

E Model
Australian Model
Tourist Model
Chinese Model

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.

SPECIFICATIONS

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 MIL THD 0.09 (7;)
100 W + loo w

Reference Power Output
(8 ohtus 1 kHzr THD 0.7 %)

FRONT 'l : 100 chh
CENTER ll: 100W
SURR 2 100 chh

Models of area code AEP, UK
Rated Power Output at Stereo Mode
(8 ohms 1 kHz. THD 0.7 %)
100 W + 100 W 2

Reference Power Output 37
(8 ohms l kHzt THD 0.7 %)

FRONT I! : lOIIW/ch
CENTER ll: 100w
SURR It; 100 chh
9-873-687-02 Sony Corporation
2003H04-1 Home Audio Company
© 2003. 08 Published by Sony Engineering Corporation

Models of other area code
Rated Power Output at Stereo Mode
(8 ohms 1 kHz, THD 0.7 '70)
100 W + 100 W 2'

Reference Power Output 1!

(8 ohms 1 kHz. THD 10 70)

FRONT " : 120 W/eh
CENTER '1 : 120W
SURR l: 120 W/eh

1) Depending on the sottnd tteld settings and the
source there may be no sottnd otttput.
2) Measured under the following eottditio

Area code Power requirements
Er AUS, JE 240 V AC, 50 Hz

AER UK, on. SP, MY, 230 V AC 50 Hz

AR, KR

TW 110 v AC, 60 Hz

us CND, MX 120 v AC, 50 Hz

Frequency response
MULTI CH IN, 10 H2770 kHz

CD/SACD, AUX. +0.5/72 dB (with sound
MD/IAPE, DVD/LD. field, equalizer, and bass

VIDEO 1. 2t 3 boost bypassed)

Inputs (Analog)

MULTI CH IN.

CD/SACD, AUXo Impedance: 50 kiiohtus
MD/IAPE, DVD/LD. SIN t, : 96 dB

VIDEO 1.2 3 (A. 250 mV4I)

3) INPUT SHORT (with sound tield equalizer and bass boost
bypassed),

4) Weighted network inth level. _
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FM STEREO/FM-AM RECEIVER
S ONY;