Sony HCD-RG121, Service Manual

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SERVICE MANUAL
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
AEP Model
UK Model
E Model
Australian Model
MINI HI-FI COMPONENT SYSTEM
9-877-658-01
2004D1679-1
© 2004.04
Ver 1.0 2004.04
SPECIFICATIONS
HCD-RG121
• HCD-RG121 is the tuner, deck, CD and
amplifier section in MHC-RG121.
Amplifier section
AUDIO POWER SPECIFICATIONS
DIN power output (rated): 50 + 50 watts (6 ohms at
1 kHz, DIN)
Continuous RMS power output (reference):
65 + 65 watts (6 ohms at
1 kHz, 10% THD)
Music power output (reference):
130 + 130 watts (6 ohms at
1 kHz, 10% THD)
The following measured at AC 120, 127, 220, 240 V
50/60 Hz
DIN power output (rated): 50 + 50 watts (6 ohms at
1 kHz, DIN)
Continuous RMS power output (reference):
60 + 60 watts (6 ohms at
1 kHz, 10% THD)
CD player section
System Compact disc and digital
audio system
Laser Semiconductor laser
(
λ =780 nm)
Emission duration:
continuous
Frequency response 2 Hz – 20 kHz ( ± 0.5 dB)
Wavelength 780 – 790 nm
Signal-to-noise ratio More than 90 dB
Dynamic range More than 90 dB
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
North American model:
87.5 – 108.0 MHz
(100-kHz step)
Russian model: 65.0 – 74.0 MHz
(There is no stereo effect.
10-kHz step)
87.5 – 108.0 MHz
(50-kHz step)
Other models: 87.5 – 108.0 MHz
(50-kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
Tape deck section
Recording system 4-track 2-channel, stereo
Frequency response 50 – 13,000 Hz ( ± 3 dB),
using Sony TYPE I
cassettes
Model Name Using Similar Mechanism New
CD
CD Mechanism Type CDM74-K6BD80
Section
Optical Pick-up Name KSM-213DCP/Z-NP
Tape deck
Model Name Using Similar Mechanism New
Section
Tape Transport Mechanism Type CWM43FF-05
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