Sony STR-DG900 Service Manual

SERVICE MANUAL
Ver. 1.0 2006. 05
Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic", "Surround EX", and the double-D
symbol are trademarks of Dolby Laboratories.
"DTS", "DTS-ES", "Neo:6", and "DTS 96/24" are
trademarks of Digital Theater Systems, Inc.
This receiver incorporates High-Definition
Multimedia Interface (HDMI TM ) technology. HDMI,
the HDMI logo and High-Definition Multimedia
Interface are trademarks or registered trademarks of
HDMI Licensing LLC.
XM is a registered trademark of XM Satellite Radio
Inc.
Amplifier section
Power Output
1)
Stereo Power Output , Reference Power Output
8 ohms 20 Hz – 20 kHz, THD 0.09 %
100 W + 100 W, 110 W/ch
8 ohms 1 kHz, THD 0.7 %
110 W + 110 W, 120 W/ch
8 ohms 1 kHz, THD 10 %
125 W + 125 W, 150 W/ch
1) Measured under the following conditions:
Area code Power requirements
120 V AC, 60 Hz
2) Reference power output for front, center, surround
and surround back. 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)
Sony Corporation
9-887-260-01
2006E04-1 Home Audio Division
© 2006. 05 Published by Sony Techno Create Corporation
STR-DG900
Photo: Silver type
SPECIFICATIONS
1) 2)
Inputs
Analog Sensitivity: 500 mV/
50 kohms
S/N 3) : 96 dB
(A, 500 mV
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 V/1 kohm
Equalizer
Gain levels ±10 dB, 1 dB step
3) INPUT SHORT (with sound field and equalizer
bypassed).
4) Weighted network, input level.
MULTI CHANNEL AV RECEIVER
Canadian Model
4)
)
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