Sony HCD-HDX277WC Service Manual

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SERVICE MANUAL

Ver. 1.1 2008.05
• HCD-HDX275 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX275.
• HCD-HDX277WC is the amplifier section,
super audio CD/DVD system, tuner section
and video section in DAV-HDX277WC.
• HCD-HDX279W is the amplifier section,
super audio CD/DVD system, tuner section
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and video section in DAV-HDX279W.
L 13942296513
• HCD-HDX475 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX475.
• HCD-HDX576WF is the amplifier section,
super audio CD/DVD system, tuner section
and video section in DAV-HDX576WF.
• HCD-HDX675 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX675.
This product incorporates copyright protection technology that is
protected by U.S. patents and other intellectual property rights.
Use of this copyright protection technology must be authorized by
Macrovision, and is intended for home and other limited viewing
uses only unless otherwise authorized by Macrovision. Reverse
engineering or disassembly is prohibited.
This system incorporates with Dolby* Digital and Dolby Pro Log-
ic (II) adaptive matrix surround decoder and the DTS** Digital
Surround System.
* Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic", and the double-D symbol are trade-
marks of Dolby Laboratories.
** Manufactured under license from DTS, Inc.
"DTS" and "DTS Digital Surround" are registered trademarks
of DTS, Inc.
This system incorporates High-Defi nition Multimedia Interface
(HDMITM) technology.
HDMI, the HDMI logo and High-Defi nition Multimedia Interface
are trademarks or registered trademarks of HDMI Licensing LLC.
"BRAVIA" and
tion.
"S-AIR" and its logo are trademarks of Sony Corporation.
www
.
Sony Corporation
9-887-987-02
2008E05-1 Audio Business Group
© 2008.05 Published by Sony Techno Create Corporation
http://www.xiaoyu163.com
HCD-HDX275/HDX277WC/HDX279W/
Photo: HCD-HDX275
AUDIO POWER SPECIFICATIONS
for the US model
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
Amplifi er Section (EXCEPT HCD-HDX279W/HDX576WF)
Surround mode (reference) RMS output power
Amplifi er Section (HCD-HDX279W/HDX576WF)
Surround mode (reference) RMS output power
* Depending on the decoding mode settings and the source,
there may be no sound output.
Inputs (Analog)
TV/VIDEO (AUDIO IN)
TV (AUDIO IN)
SAT/CABLE (AUDIO IN) (HCD-HDX576WF)
are trademarks of Sony Corpora-
AUDIO IN
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i
http://www.xiaoyu163.com
HDX475/HDX576WF/HDX675
8
Model Name Using Similar Mechanism
DVD Mechanism Type
Optical Pick-up Block Name
Q Q
3 6 7 1 3
SPECIFICATIONS
With 3 ohms loads, both channels
driven, from 180 - 20,000 Hz; rated
84 watts per channel minimum
RMS power, with no more than
0.7% total harmonic distortion from
250 milli watts to rated output.
FL/FR/C/SL/SR*: 143 watts (per
channel at 3 ohms, 1 kHz, 10%
THD)
Subwoofer*: 285 watts (at 1.5
ohms, 80 Hz, 10% THD)
FL/FR/C*: 143 watts (per channel
at 3 ohms, 1 kHz, 10% THD)
Subwoofer*: 285 watts (at 1.5
ohms, 80 Hz, 10% THD)
(EXCEPT HCD-HDX576WF)
Sensitivity: 450/250 mV
(HCD-HDX576WF)
Sensitivity: 450/250 mV
Sensitivity: 450/250 mV
Sensitivity: 250/125 mV
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.
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HCD-HDX275/HDX277WC/
HDX279W/HDX576WF
Canadian Model
HCD-HDX475/HDX576WF/HDX675
Australian Model
HCD-HDX265
CDM81C-DVBU101
KHM-310CAB or
KHM-313CAB
1 5 0 5 8 2 9 9 4
Inputs (Digital)
TV/VIDEO (COAXIAL IN/OPTICAL IN) (EXCEPT HCD-
HDX576WF) Impedance: 75 ohms/-
TV (COAXIAL IN/OPTICAL IN) (HCD-HDX576WF)
Impedance: 75 ohms/-
Outputs (Analog)
Phones Accepts low- and high-impedance
headphones.
Super Audio CD/DVD System
Laser Semiconductor laser
(Super Audio CD/DVD: λ = 650
nm)
(CD: λ = 790 nm)
Emission duration: continuous
Signalformat system NTSC
Tuner Section
System PLL quartz-locked digital synthe-
sizer
FM tuner section
Tuning range
North American models: 87.5 MHz - 108.0 MHz (100 kHz
step)
Other models: 87.5 MHz - 108.0 MHz (50 kHz
step)
Antenna (aerial) FM wire antenna (aerial)
Antenna (aerial) terminals 75 ohms, unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
North American, Mexican, and Latin American
models:
530kHz - 1,710kHz (with the
interval set at 10kHz)
531kHz - 1,710kHz (with the
interval set at 9kHz)
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DVD RECEIVER
co
9 9
US Model
E Model
HCD-HDX275
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