HCD-GRX20/RXD3
SERVICE MANUAL
Ver 1.2 2003. 05
HCD-GRX20/RXD3 are the tuner, deck, CD
and amplifier section in MHC-GRX20/RXD3.
Amplifier section
European model
DIN power output (Rated)
40 W + 40 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (Reference)
50 W + 50 W
(6 Ω at 1 kHz, 10%
THD)
Music power output (Reference)
100 W + 100 W
(6 Ω at 1 kHz, 10%
THD)
Other models
The following measured at AC 110, 220 V 60 Hz;
DIN power output (Rated)
45 W + 45 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (Reference)
50 W + 50 W
(6 Ω at 1 kHz, 10%
THD)
The following measured at AC 120, 240 V 60 Hz;
DIN power output (Rated)
50 W + 50 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (Reference)
60 W + 60 W
(6 Ω at 1 kHz, 10%
THD)
Inputs
MD IN (phono jack):
voltage 450 mV,
impedance 47 kΩ
Sony Corporation
9-928-949-13
2003E16-1
Home Audio Company
© 2003.05
Published by Sony Engineering Corporation
PHOTO : HCD-RXD3
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Base Unit Type
SECTION
Optical Pick-up Type
TAPE
Model Name Using Similar Mechanism
DECK
Tape Transport Mechanism Type
SECTION
SPECIFICATIONS
Outputs
MD OUT (phono jacks):
voltage 250 mV
impedance 1 kΩ
PHONES (stereo phone jack):
accepts headphones of 8
Ω or more.
SPEAKER:
accepts impedance of 6
to 16 Ω
CD player section
System
Compact disc and digital
audio system
Laser
Semiconductor laser
(λ = 780 nm)
Emission duration:
continuous
Laser output
Max. 44.6µW*
*This output is the value
measured at a distance of
200 mm from the
objective lens surface on
the Optical Pick-up
Block with 7 mm
aperture.
Frequency response
20Hz – 20kHz (±0.5 dB)
Wavelength
780 – 790 nm
MINI Hi-Fi COMPONENT SYSTEM
AEP Model
UK Model
HCD-RXD3
E Model
Australian Model
HCD-GRX20
NEW
CX3
KSM-213ECM
KSS-213ECM/C2NP
NEW
CWL-44-FR
DIGITAL OUT (OPTICAL)
(Square optical connector jack, rear panel)
Wavelength
600 nm
Output Level
–18 dBm
Tape deck section
Recording system
4-track 2-channel stereo
Frequency response
40 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassette
Wow and flutter
±0.15% W. Peak(IEC)
0.1% W. RMS(NAB)
±0.2% W. Peak(DIN)
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tunr section
Tuning range
87.5 – 108.0 MHz
Antenna
FM lead antenna
75 Ω unbalanced
Antenna terminals
Intermediate frequency
10.7 MHz
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