Sony STR-DG300 Service Manual

SERVICE MANUAL
Ver. 1.0 2006. 06
Manufactured under license from Dolby Laboratories.
"Dolby" and the double-D symbol are trademarks of
Dolby Laboratories.
"DTS" and "DTS 2.0" are trademarks of Digital
Theater Systems, Inc.
Amplifier section
1)
Stereo Power Output , Reference Power Output
8 ohms 20 Hz – 20 kHz, THD 0.09 %
90 W + 90 W, 110 W/ch
8 ohms 1 kHz, THD 0.7 % 105 W + 105 W, 120 W/ch
8 ohms 1 kHz, THD 10 % 130 W + 130 W, 160 W/ch
1) Measured under the following conditions:
230 V AC, 50 Hz
2) Reference power output for front 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 tone bypassed)
Sony Corporation
9-887-325-01
2006F04-1 Home Audio Division
© 2006. 06 Published by Sony Techno Create Corporation
STR-DG300
Photo: Black type
SPECIFICATIONS
1) 2)
Inputs
Analog Sensitivity: 500 mV/
50 kohms
3)
S/N : 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
Tone
Gain levels ±6 dB, 1 dB step
3) INPUT SHORT (with sound field and tone bypassed).
4) Weighted network, input level.
FM STEREO/FM-AM RECEIVER
AEP Model
4) )
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