Sony HT-DDW990 Home Theater System User Manual


 
76
US
If you are unable to remedy the
problem using the
troubleshooting guide
Clearing the receiver’s memory may remedy
the problem (page 29). However, note that all
memorized settings will be reset to their
factory settings and you will have to readjust
all settings on the receiver.
If the problem persist
Consult your nearest Sony dealer. Note that if
service personnel changes some parts during
repair, these parts may be retained.
Reference sections for clearing
the receiver’s memory
Specifications
AUDIO POWER
SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
(Models of area code U only)
With 6 ohm loads, both channels driven, from
120 – 20,000 Hz; rated 90 watts per channel
minimum RMS power, with no more than 1%
total harmonic distortion from 250 milliwatts
to rated output.
Amplifier section
Power Output
1)
Models of area code U, CA
Stereo mode (6 ohms, 1 kHz, THD 1%)
90 W + 90 W
Surround mode
2)
(reference) (6 ohms, 1 kHz,
THD 10%)
RMS output
FRONT:140 W
per channel
CENTER:140 W
SURROUND:140 W
per channel
1)
Measured under the following conditions:
2)
Reference power output for front, center and
surround speakers. Depending on the sound field
settings and the source, there may be no sound
output.
Inputs
Analog Sensitivity: 800 mV/
50 kohms
Digital (Coaxial) Impedance: 75 ohms
Outputs (Analog)
AUDIO OUT Voltage: 800 mV/
10 kohms
SUB WOOFER Voltage: 2 V/1 kohm
Tone
Gain levels ±6 dB, 1 dB step
To clear See
All memorized settings page 29
Customized sound fields page 54
Area code Power requirements
U, CA 120 V AC, 60 Hz