Sony HCD-DX400 Service Manual

SERVICE MANUAL
Ver. 1.0 2010.04
• HCD-DX400 is the amplifi er, disc player, USB and
tuner section in CMT-DX400.
Amplifi er section
Power output (rated): 20 + 20 watts (6 ohm at
1 kHz, 1% THD)
Continuous RMS power output (reference):
25 + 25 watts (6 ohm at
1 kHz, 10% THD)
The following measured at 220 V – 240 V AC,
50/60 Hz (AEP, Russian, Singa-
pore, Thai and Australian models)
110 V – 120 V/220 V – 240
V AC, 50/60 Hz (Chilean and
Peruvian models)
120 V AC, 60 Hz (Mexican
model)
120 V AC, 50/60 Hz (Taiwan
model)
220 V – 240 V -, 60 Hz (Korean
model)
Power output (rated): 20 + 20 watts (6 ohm at
1 kHz, 1% THD)
Continuous RMS power output (reference):
25 + 25 watts (6 ohm at
1 kHz, 10% THD)
* The system is not support C-Load testing.
Inputs
Audio In (3.5mm stereo jack):
sensitivity 700 mV,
impedance 10 kilohms
MIC (monaural mini jack) (Russian, Singapore,
Taiwan, Korean, Thai and Australian models):
sensitivity 4 mV,
impedance 10 kilohms
Outputs
VIDEO OUT (RCA jack):
max. output level 1 Vp-p,
unbalanced, Sync negative,
load impedance 75 ohm
COMPONENT VIDEO OUT:
Y: 1 Vp-p, 75 ohm
P , P : 0.7 Vp-p, 75 ohm
B R
Sony Corporation
9-889-852-01
2010D05-1 Audio&Video Business Group
©
2010.04 Published by Sony Techno Create Corporation
HCD-DX400
Model Name Using Similar Mechanism
DVD Mechanism Type
Optical Pick-up Block Name

SPECIFICATIONS

PHONES (stereo φ3.5 mm jack):
accepts headphones of 32 ohm
SPEAKER: accepts impedance of 6 ohm
Disc player section
System: Compact disc and digital
audio and video system
Laser: Laser Diode Properties
• Emission duration: continuous
• Laser Output*:
Less than 1000 μW
* This output is the value
measurement at a distance of
200mm from the objective lens
surface on the Optical Pick-up
Block with 7mm aperture.
Semiconductor laser
(DVD: λ=650 nm,
CD: λ=790 nm)
Frequency response: DVD (PCM 48 kHz):
20 Hz – 20 kHz (±1 dB)
CD: 20 Hz – 20 kHz (±1 dB)
USB section
Supported bit rate
MP3(MPEG/Audio Layer–3):
32 kbps – 320 kbps
WMA: 48 kbps – 192 kbps
Sampling frequencies
MP3(MPEG/Audio Layer–3):
32/44.1/48 kHz
WMA: 44.1 kHz
USB port (maximum current):
5V 500mA
Tuner section
FM stereo, FM superheterodyne tuner
FM tuner section
Tuning range: 87.5 MHz – 108.0 MHz
(50 kHz step)
AEP Model
E Model
Australian Model
NEW
CDM85 (MB)
KHM-313CAA
Antenna: FM lead antenna
Antenna terminals: 75 ohm unbalanced
Intermediate frequency:
10.7 MHz
AM tuner section (Chilean, Peruvian and Mexi-
can models)
Tuning range: 530 kHz – 1,710 kHz/
10 kHz (Default)
531 kHz – 1,710 kHz/9 kHz
Antenna: AM loop antenna
Antenna terminals: External antenna terminal
Intermediate frequency:
450 kHz
AM tuner section (Singapore, Taiwan, Korean
and Thai models)
Tuning range: 531 kHz – 1,602 kHz/
9 kHz (Default)
530 kHz – 1,610 kHz/10 kHz
Antenna: AM loop antenna
Antenna terminals: External antenna terminal
Intermediate frequency:
450 kHz
AM tuner section (Australian model)
Tuning range: 531 kHz – 1,710 kHz/
9 kHz (Default)
530 kHz – 1,710 kHz/10 kHz
Antenna: AM loop antenna
Antenna terminals: External antenna terminal
Intermediate frequency:
450 kHz
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DVD RECIEVER