Sony str dg 720 service manual

Page 1

SIR-11371)

SERMCE IVMIIAL

Ver. 1.0 2008.02

Photo: Black type

US Model
Canadian Model
AEP Model

UK Model

Manufactured under license from Dolby Laboratories.

Dolby, Pro Logic, and the double-D symbol are trademarks of Dolby
Laboratories.

Manufactured under license under US Patent

#1 . .451.942; 5.956674; 5,974,380, 5,978,762: 6,226,616; 6,487,535:
7,003,467; 7,212,872 & other U.S. and worldwide patents ' led &
pending. DTS, DTS Digital Surround, ES, and Neo:6 are registered
trademarks and the DTS logos, Symbol and DTS 96/24 are trademarks of
DTS, Inc. © 1996-2007 DTS, Inc. All Rights Reserved.

This receiver incorporates High-Definition Multimedia Interface
(I-IDMIn) technology.

HDMI, the HDMI logo and High-Definition Multimedia Interface
are trademarks or registered trademarks of HDMI Licensing LLC.

The XM name and related logo are registered
trademarks of XM Satellite Radio Inc. All rights reserved.

x.v.Color and x.v.Color" logo are trademarks of
Sony Corporation.

BRAVIA and BRAVIA are trademarks of Sony Corporation.

9-887-994-01 Sony Corporation
2008804-1 Audio Business Group
© 2008.02 Published by Sony Techno Create Corporation

SPECIFICATIONS
AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DISTOFITION:
(Models of area code US only)

With 8 ohm loads, both channels driven, from 20 - 20,000 Hz; rated 95
watts per channel minimum RMS power, with no more than 0.09 % total
harmonic distortion from 250 milliwatts to rated output.

Amplifier section

Models of area code US, CND ll

Minimum RMS Output Power (8 ohms, 20 Hz - 20 kHz. THD 0.09%)
95 W + 95 W

Stereo Mode Output Power (8 ohms. 1 kHz. TI-ID 1%)
105 W + 105 W

Surround Mode Output Power 2 (8 ohms, 1 kHz, TI-ID 10%)
140 chh

Models of area code AEP. UK *1

Minimum RMS Output Power (8 ohms, 20 Hz - 20 kHz, THD 0.09%)
85 W + 85 W

Stereo Mode Output Power (8 ohms, 1 kHz, TI-ID 1%)
100 W + 100 W

Surround Mode Output Power 2] (8 ohms, 1 kHz, THD 10%)
140 chh

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M111 GMLAVREOEMR
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Page 2

STR-DG720

1) Measured under the following conditions:

General

Area code Power requirements Power requirements

US, CND 120 V AC, 60 Hz Area code Power requirements

AEP, UK 230 V AC, 50 Hz US, CND 120 V AC, 60 Hz
AEP, UK 230 V AC, 50/60 Hz

2) Reference power output for front, center, surround and surround back
speakers.
Depending on the sound field settings and the source, there may be
no sound output.

Frequency response
Analog 10 Hz - 70 kHz
+0.5/-2 dB (with sound
field and equalizer bypassed)

Inputs
Analog Sensitivity: 500 mV/
50 kohms
S/N 3) : 96 dB
(A, 500 mV 4 >
Digital (Coaxial) Impedance: 75 ohms
S/N: 100 dB
(A, 20 kHz LPF)
Digital (Optical) S/N: 100 dB

(A, 20 kHz LPF)

Output (Analog)
AUDIO OUT Voltage: 500 mV/ 10 kohms
SUB WOOFER Voltage: 2 VII kohm

Tone

Gain levels :6 dB, 1 dB step

3) INPUT SHORT (with sound field and equalizer bypassed).
4) Weighted network, input level.

FM tuner section
Tuning range

Antenna

Antenna terminals
Intermediate frequency

87.5 - 108.0 MHZ
FM wire antenna

75 ohms, unbalanced
10.7 MHZ

AM tuner section

Tuning range
Models of area code US, CND
With lO-kHz tuning scale:
With 9-kHz tuning scale:
Models of area code AEP, UK
With 9-kHz tuning scale:

Antenna

Intermediate frequency

530- 1710 kHz 5>
531 - 1,710kH25

531-1,602 kHz
Loop antenna
450 kHz

5) You can change the AM tuning scale to 9 kHz or 10 kHz. After tuning
in any AM station, turn off the receiver. While holding down TUNING
MODE, press No. All preset stations will be erased when you change
the tuning scale. To reset the scale to 10 kHz (or 9 kHz), repeat the
procedure.

Video section
Inputs/Outputs
Video: 1 Vp-p/75 ohms
COMPONENT VIDEO: Y: 1 Vp-p/75 ohms
PH/CHI 0.7 Vp-p/
75 ohms
PK/CRI 0.7 Vp-p/
75 ohms
80 MHZ HD Pass Through

Power output (DIGTAL MEDIA PORT)
DC OUT: 5 V, 0.7 A MAX

Power consumption

Area code Power consumption
US 250 W

CND 340 VA

AEP, UK 220 W

Power consumption (during standby mode)
0.3 W (when CONTROL FOR HDMI"
in VIDEO menu is set to CTRL OFF")
Dimensions (w/h/d) (Approx)
430 x 157.5 x 318 mm
(16 Wt; x 6 M; x 12 5/8 inches) including
projecting parts and controls
8.2 kg (18 lb 2 oz) (US, CND)
8.1 kg (AEP, UK)

Mass (Approx)

Supplied accessories
Operating Instruction (1)
Quick Setup Guide (1)
FM wire antenna (aerial) (1)
AM loop antenna (aerial) (1)
Remote commander RM-AAUOZ] (1) (US, CND)
Remote commander RM-AAU023 (1) (AEP, UK)
R6 (size-AA) batteries (2)
Optimizer microphone ECM-AC2 (1)

Design and specifications are subject to change without notice.

. Abbreviation
CND : Canadian model