Sony HCD-RG220 Service Manual

1
Ver 1.0 2003. 08
Model Name Using Similar Mechanism HCD-GX45/RG440
CD Mechanism Type
CDM74F-K6BD71A
CD CDM74F-K6BD72
Section
Base Unit Name
BU-K6BD71A
BU-K6BD72
Optical Pick-up Block KSM-213DCP
Tape Deck Model Name Using Similar Machanism HCD-GX45/RG440
Section Tape Transport Mechanism Type CWM43FF-13
SERVICE MANUAL
US Model
Canadian Model
HCD-GX25
AEP Model
UK Model
E Model
Australian Model
HCD-RG220
HCD-GX25/RG220
AUDIO POWER SPECIFICATIONS
(HCD-GX25 USA model only)
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, both channels driven, from
120 – 10,000 Hz; rated 120 watts per channel
minimum RMS power, with no more than 10 %
total harmonic distortion from 250 milliwatts to
rated output.
Amplifier section
North American models:
HCD-GX25:
Continuous RMS power output (reference):
120 + 120 watts (6 ohms at
1 kHz, 10% THD)
Total harmonic distortion less than 0.07% (6 ohms at
1 kHz, 60 W)
European and Russian models:
HCD-RG220:
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)
Music power output (reference):
120 + 120 watts (6 ohms at
1 kHz, 10% THD)
SPECIFICATIONS
Other models:
HCD-RG220:
The following measured at AC 120, 127, 220, 240 V,
50/60 Hz
DIN power output (rated): 80 + 80 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
100 + 100 watts (6 ohms at
1 kHz, 10% THD)
Inputs
GAME INPUT AUDIO L/R (phono jacks):
voltage 250 mV,
impedance 47 kilohms
GAME INPUT VIDEO (phono jack):
1 Vp-p, 75 ohms
Outputs
PHONES (stereo mini jack):
accepts headphones of
8 ohms or more
VIDEO OUT (phono jack):max. output level
1 Vp-p, unbalanced, Sync
negative, load impedance
75 ohms
SPEAKER: accepts impedance of 6 to
16 ohms
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-961-149-01
2003H04-1
© 2003. 08
– Continued on next page –
COMPACT DISC DECK RECEIVER
• HCD-GX25/RG220 is the
tuner, deck, CD and amplifier
section in MHC-GX25/RG220.
(Photo: HCD-GX25)

Sony HCD-RG220 Specifications

General

Brand	Sony
Model	HCD-RG220
Category	Stereo System
Language	English

Summary

Service Manual Overview

Specifications

Detailed technical specifications for audio output, frequency response, and inputs/outputs.

Model Identification

Information on different model designations and their corresponding chassis.

Safety and Handling Notes

Crucial safety checks, leakage testing, and handling precautions for components.

Unit Disassembly

Disassembly Sequence Overview

Outlines the recommended order for dismantling the unit.

Component Board Identification

Details removal of exterior panels and the CD door mechanism.

Internal Component Removal

Describes the removal of key internal assemblies like CD mechanism and boards.

Operational Modes and Testing

System Test Modes

Procedures for activating diagnostic and operational modes.

Electrical Adjustments

Instructions for performing electrical adjustments and checks.

Technical Diagrams and Parts

Circuit Diagrams and Block Diagrams

Visual representations of the unit's electronic circuitry.

Exploded Views

Illustrates the physical layout of major assemblies and parts.

Electrical Parts List

A comprehensive list of all electronic components with part numbers.