Sony HCD-H331 Service Manual

HCD-H331/H331D
SERVICE MANUAL
HCD-H331/H331D is the tuner, deck,
r
CD and amplifier section in MHC-331,
MHC-D2, MHC-G33.
Dolby noise reduction manufactured under license from
Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol a are trademarks of
Dolby Laboratories Licensing Corporation.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION :
with 6 ohm loads, both channels driven,
from 40-20kHz ; rated 100 watts per
channel minimum RMS power, with no
more then 0.9 % total harmonic distortion
from 250 milliwatts to rated output.
CD player section
System Compact disc and digital audio
system
Laser Semiconductor laser
Laser output Max 44.6µW*
*This output is the value measured at
a distance of 200 mm from the ob-
jective lens surface on the Optical
Pick-up Block with 7 mm aperture.
Wavelength 780–790 nm
Frequency response
2Hz – 20kHz (± 0.5 dB)
Signal-to-noise ratio
More than 90 dB
Dynamic range
More than 90 dB
Tuner section
FM stereo, FM/AM superheterodyne tuner
MICROFILM
Photo : HCD-H331
Model Name Using Similar Mechanism
CD
CD Mechanism Type
Section
Base Unit Name
Model Name Using Similar Mechanism
Tape deck
Section
Tape Transport Mechanism Type
SPECIFICATIONS
FM tuner section
Tuning range US, Canadian model :
87.5 - 108MHz (100kHz step)
EXCEPT US, Canadian model :
87.5 - 108MHz (50kHz step)
Antenna FM lead antenna
Antenna terminals
75 ohm unbalanced
Intermediate frequency
10.7 MHz
AM tuner section
Tuning range
US, Canadian model :
531-1,710kHz (with the tuning
interval set at 9 kHz)
530-1,710kHz (with the tuning
interval set at 10 kHz)
E, Argentine, Australian, Mexican
model :
531-1,602kHz (with the tuning
interval set at 9 kHz)
530-1,710kHz (with the tuning
interval set at 10 kHz)
Antenna AM loop antenna
External antenna terminals
MINI Hi-Fi COMPONENT SYSTEM
US Model
HCD-H331/H331D
Canadian Model
E Model
Australian Model
HCD-H881/H881D
CDM38-5BD19
BU-5BD19
NEW
TCM-YSW47C24
Intermediate frequency
450kHz
Amplifier section
US, Canadian model :
FTC 100W+100W (8ohm, 40-20kHz, 0.9% THD)
Continuous RMS power output
120W + 120W (8 ohm, 1kHz, 5% THD)
EXCEPT US, Canadian model :
Peak music power output
400W
Continuous RMS power output
20W + 20W (6 ohm, 1kHz, 10% THD)
Inputs
VIDEO IN (phono jacks) :
voltage 450 mV
impedance 47 kilohm
Outputs
PHONES (stereo phono jack) :
accepts headphones of 8 ohm or more
SPEAKER :
accepts impedance of 6 to 16 ohm
SUPER WOOFER :
voltage 1V, impedance 1 kilohms
(HCD-H331 only)
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HCD-H331