SERVICE MANUAL
Sony Corporation
Home Audio Division
Published by Sony Techno Create Corporation
US Model
SUPER AUDIO CD/DVD RECEIVER
9-887-160-02
2006D16-1
© 2006.04
Ver. 1.1 2006.04
HCD-DX375
HCD-DX375 is the amplifier, DVD/CD and tuner
section in DAV-DX375.
SPECIFICATIONS
Model Name Using Similar Mechanism HCD-DX255
Mechanism Type CDM81C-DVBU101
Optical Pick-up Name
KHM-310CAB
This system incorporates with Dolby*
1
Digital and Dolby Pro Logic (II)
adaptive matrix surround decoder and the DTS*
2
Digital Surround
System.
*1 Manufactured under license from Dolby Laboratories.
“Dolby,” “Pro Logic,” and the double-D symbol are trademarks of
Dolby Laboratories.
*2 Manufactured under license from Digital Theater Systems, Inc.
“DTS” and “DTS Digital Surround” are trademarks of Digital
Theater Systems, Inc.
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AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND
TOTAL HARMONIC
DISTORTION
(FTC Output Power): FL/FR/SL/SR/C: 84 W/ch
3 ohm at 170 - 20,000 Hz,
0.7 % THD
SW: 160 W 1.5 ohm at 40 -
170 Hz, 0.7 % THD
Amplifier section
Surround mode (reference)
RMS output power, 10 %
THD
Front: 143 W + 143 W
(with SS-TS52)
Center*: 143 W
(with SS-CT51)
Surround*: 143 W + 143
W
(with SS-TS51)
Subwoofer*: 285 W
(with SS-WS52B)
*Depending on the sound field settings and the source,
there may be no sound output.
Inputs
TV, VCR (AUDIO IN) Sensitivity: 450/250 mV
AUDIO IN Sensitivity: 250/125 mV
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
Signal format system NTSC
Harmonic distortion Less than 0.03 %
Tuner section
System PLL quartz-locked digital
synthesizer system
FM tuner section
Tuning range 87.5 – 108.0 MHz
(100 kHz step)
Antenna (aerial) FM wire antenna (aerial)
Antenna (aerial) terminals 75 ohms, unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range 530 – 1,710 kHz (with the
interval set at 10 kHz)
531 – 1,710 kHz (with the
interval set at 9 kHz)
Antenna (aerial) AM loop antenna (aerial)
Intermediate frequency 450 kHz
Video section
Outputs VIDEO: 1 Vp-p 75 ohms
S VIDEO:
Y: 1 Vp-p 75 ohms
C: 0.286 Vp-p 75 ohms
COMPONENT:
Y: 1 Vp-p 75 ohms
PB/CB, PR/CR: 0.7 Vp-p
75 ohms
HDMI OUT:
Type A (19 pin)
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