Sony MHC-AG121 Service Manual

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