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Sony HCD-RG221 User Manual

Sony HCD-RG221
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HCD-RG221
E Model
SERVICE MANUAL
MINI HI-FI COMPONENT SYSTEM
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-877-659-01
2004D1678-1
2004.04
HCD-RG221 is the tuner, deck, CD and
amplifier section in MHC-RG221.
SPECIFICATIONS
Ver 1.0 2004.04
Model Name Using Similar Mechanism New
CD
CD Mechanism Type CDM74-F1BD81
Section
Optical Pick-up Name
KSM-215DCP/C2NP
Tape deck Model Name Using Similar Mechanism New
Section Tape Transport Mechanism Type CWM43FF-05
Amplifier section
The following measured at AC 120, 127, 220, 240 V
50/60 Hz
DIN power output (rated): 100 + 100 watts (6 ohms at
1kHz, DIN)
Continuous RMS power output (reference):
120 + 120 watts (6 ohms at
1kHz, 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
Tape deck section
Recording system 4-track 2-channel, stereo
Frequency response 50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range 87.5 – 108.0 MHz
(50-kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
530 – 1,710 kHz
(with the tuning interval
set at 10 kHz)
531 – 1,602 kHz
(with the tuning interval
set at 9 kHz)
Antenna AM loop antenna
Antenna terminals External antenna terminal
Intermediate frequency 450 kHz
General
Power requirements
Argentine models: 220 V AC, 50/60 Hz
Mexican models:
Other models:
127 V AC, 60 Hz
120 V, 220 V or
230 – 240 V AC, 50/60 Hz
Adjustable with voltage selector
Power consumption
180 watts
Dimensions (w/h/d) incl. projecting parts and controls
Amplifier/Tuner/Tape/CD section:
Approx. 280 × 327 ×
425 mm
Mass Approx. 10.0 kg
Design and specifications are subject to change
without notice.
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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Sony HCD-RG221 Specifications

General IconGeneral
BrandSony
ModelHCD-RG221
CategoryStereo System
LanguageEnglish

Summary

Servicing Notes

Service Positions

Describes proper positions for servicing internal boards like AMP and BD81A.

Disassembly Procedures

Mechanism and Board Extraction

Steps for removing CD/Tape mechanisms and internal circuit boards.

Diagrams and Schematics

Main Section Schematic

Detailed schematic for the main audio and control sections.

CD Mechanism Schematics

Schematics detailing the CD mechanism and related circuits.

BD81A Section Schematics

Schematic diagrams for the BD81A board.

Exploded Views

Electrical Parts List

Component Listing

Comprehensive list of electronic components with part numbers and descriptions.

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