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Sony MHC-RG121 User Manual

Sony MHC-RG121
48 pages
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©2004 Sony Corporation
4-252-491-16(1)
Mini Hi-Fi
Component
System
Operating Instructions
Owner’s Record
The model and serial numbers are located on the rear of the unit. Record the serial number
in the space provided below. Refer to them whenever you call upon your Sony dealer
regarding this product.
Model No. ______________ Serial No. ______________
MHC-GX750/GX450/GX250
MHC-RG555/RG551S/RG444S/
RG441/RG333/RG222/
RG221/RG121/RG100
MHC-RX550

Table of Contents

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Sony MHC-RG121 Specifications

General IconGeneral
Speaker System2-Way Bass Reflex
Speakers2 Speakers
BluetoothYes
CD PlayerYes
Number of Discs1
FM RadioYes
FM TunerYes
USB PlaybackYes
Playable MediaCD, CD-R, CD-RW
TypeMini Hi-Fi Component System
Power Output100W Total Power
TunerFM/AM

Summary

System Overview and Model Information

Operating Instructions Title Page

Front page of the operating instructions manual, listing the system name and model.

Safety and Warnings

Fire and Shock Hazard Prevention

Instructions to prevent fire and electric shock hazards by avoiding moisture and ensuring proper ventilation.

Appliance Classification and Disposal

Classification as a Class 1 Laser Product and guidance on safe battery disposal as chemical waste.

Customer Notices and Cautions

Important notices for customers in the USA and Canada, including electrical safety cautions.

Disc Playback

Guide to Using This Manual

Instructions on how to navigate and use the operating manual effectively.

Playable Disc Formats

Details on the types of audio CDs and CD-ROMs (MP3) compatible with the system.

Incompatible Disc Types

List of discs that cannot be played, including CD-ROMs, non-standard formats, and damaged discs.

Disc Playback Notes

CD-R/CD-RW Recording and Playback Notes

Information on CD-R/CD-RW compatibility, finalization, MP3 file extensions, and format specifications.

Copyright Protected and Multi-Session Discs

Cautions regarding music discs with copyright protection and playback behavior of multi-session discs.

Getting Started

System Hookup Guide

Step-by-step instructions for connecting speakers, subwoofer, and antennas to the main unit.

System Setup and Connections

Connecting Antennas and Power Sources

Procedures for connecting AM/FM antennas, the AC power cord, and setting the voltage selector.

Remote Control Battery Installation

Instructions for inserting R6 (size AA) batteries into the remote control unit.

System Placement and Handling

Speaker Pad Attachment and Subwoofer Placement

Guide to attaching speaker pads for stability and optimal placement of the subwoofer for bass reproduction.

Preparing the System for Transport

Procedure to protect the CD mechanism when carrying the system, involving standby and lock modes.

Initial Setup

Setting the System Clock

Detailed steps for setting the system's internal clock using the remote control.

CD/MP3 Playback

Loading and Initiating Disc Playback

Instructions for loading discs into the tray and starting basic playback operations.

Normal and Shuffle Play Modes

Selecting standard playback or random shuffle play for CD and MP3 discs.

CD/MP3 Playback Modes

Selecting Various Playback Modes

Guide to choosing playback modes like ALL DISCS, 1DISC, Album, Shuffle, and Program Play.

Advanced Playback Controls

Operations for stopping, pausing, selecting tracks, albums, and finding specific points within tracks.

CD/MP3 Playback Features

Repeat Play Functionality

How to repeat a single track (REP1) or all tracks on a disc (REP) up to five times.

MP3 Playback Considerations

Notes on MP3 track limitations, album numbers, file structure, and potential playback issues.

CD/MP3 Custom Playback

Creating a Programmed Playback Sequence

Steps to create a custom playback order of up to 25 tracks from discs.

Program Play Management and Tips

Information on managing programmed sequences, including time limits and program retention.

Tuner Operation

Presetting Radio Stations

Guide to storing up to 20 FM and 10 AM stations for quick access.

Automatic and Manual Tuning Presets

Procedures for automatically scanning for stations and manually tuning for preset storage.

Radio Reception

Listening to Preset Radio Stations

Instructions for selecting and listening to radio stations that have been stored in memory.

Adjusting AM Tuning Interval

Method to change the AM tuning interval (9 kHz or 10 kHz) for specific regions.

Advanced Tuner Functions

Manual Radio Station Tuning

Steps for manually tuning to radio stations without using presets, including stereo enhancement.

Radio Data System (RDS) Reception

How to view station names and other information broadcast via RDS on FM stations.

Tape Playback

Loading and Playing Cassette Tapes

Instructions for inserting tapes into the deck and initiating playback on selected decks.

Tape Playback Modes and Operations

Selecting playback modes (one side, both sides, relay) and basic playback controls.

Tape Recording

CD to Tape Synchro Recording

Automated recording of entire CDs onto tape, including setup for reverse side recording.

Tape Playback Controls and AMS

Operations for fast-forward, rewind, stopping, and using the Automatic Music Sensor (AMS).

Manual Tape Recording

Recording Specific Tracks from CDs

Using Program Play to record selected tracks from a CD onto tape.

Recording from Various Audio Sources

Manual recording procedures from CD, Tape A/B, Tuner, Game Input, and Video/MD sources.

Sound Adjustment

Enhancing Sound with GROOVE Function

Activating the GROOVE function to reinforce bass and create a more powerful sound.

Subwoofer Operation and Volume Control

Instructions for turning the subwoofer on/off and adjusting its volume relative to front speakers.

Audio Customization

Selecting Preset Sound Effects

Choosing from various sound effect presets like ROCK, POP, JAZZ, and GAME EQ.

Graphic Equalizer Customization and Storage

Adjusting frequency bands and saving custom equalizer settings into personal files (P FILE).

Surround Sound and Gaming Audio

Activating Surround Sound

Enabling or disabling the SURROUND effect for a more immersive audio experience.

Configuring Video Game Audio (Game Sync)

Connecting a game machine and adjusting game sound mixing levels for Game Sync.

Vocal Features

Microphone Input for Singing Along (MHC-RG555)

Connecting and using a microphone to sing along with music playback.

Mixing and Recording Vocal or External Sounds

Mixing external audio sources with music and recording the combined sound onto tape.

Timer Functions

Sleep Timer for Automatic Turn-Off

Setting the system to turn off automatically after a specified time to fall asleep to music.

Play Timer for Scheduled Playback

Setting the system to turn on and play a selected source at a preset time.

Timer Recording

Scheduling Radio Program Recordings (Rec Timer)

Instructions for setting up timed recordings of radio stations.

Managing Timer Settings and Activation

Procedures for checking, changing, or canceling timer settings for playback and recording.

Display and Power Management

Engaging Power Saving Mode (Display Off)

Turning off the system's display and indicator lights to minimize power consumption.

Restrictions in Power Saving Mode

List of operations that cannot be performed while the system is in Power Saving Mode.

Display Information

Viewing Disc Playback Details

Checking track numbers, elapsed/remaining times, titles, and album names during CD/MP3 playback.

Checking Tuner Station Information

Displaying station names, preset numbers, and frequencies when listening to the radio.

Changing Power Illuminator Patterns

Cycling through different lighting patterns for the system's power illuminator.

Optional Components

Connecting External Devices

Guide to connecting video game machines, TVs, VCRs, and MD decks to the system.

Specific Component Input Jacks

Details on using GAME INPUT VIDEO, AUDIO L/R, VIDEO OUT, and VIDEO/MD IN jacks.

Audio and Transmitter Connections

Listening to Connected Components (MHC-RG555)

Procedures for listening to audio from connected VCRs or MD decks on the MHC-RG555 model.

Setting Up the Wireless Transmitter (MHC-GX750)

Instructions for connecting and configuring the wireless transmitter for audio transmission.

Transmitter Performance and Placement

Optimal Transmitter Range and Positioning

Guidance on the effective transmission range and best practices for placing the transmitter unit.

Factors Affecting Wireless Reception

Information on environmental factors and potential interference that can impact wireless signal quality.

Wireless Audio Operation

Using the Wireless Audio System

Steps to activate and use the wireless listening function, including channel selection.

Troubleshooting Wireless Audio Distortion

Methods to resolve distorted sound or noise when using the wireless system.

Troubleshooting Guide

General System and Power Issues

Resolving common problems like flashing displays, power interruptions, and reset procedures.

Audio Output and Sound Quality Problems

Troubleshooting no sound, unbalanced volume, low bass, hum, or noise issues.

Timer and Setting Errors

Addressing issues where timers cannot be set or do not function as expected.

Player and Disc Troubleshooting

Remote Control and Acoustic Feedback Issues

Resolving problems with remote control functionality and addressing acoustic feedback (howling).

CD/MP3 Player and Disc Playback Errors

Troubleshooting disc tray errors, playback start issues, sound skipping, and MP3 compatibility problems.

Component Specific Troubleshooting

Tuner and Tape Deck Faults

Diagnosing and fixing issues related to radio reception, tape recording, and playback quality.

Transmitter Issues and System Reset

Resolving no sound or noise from the transmitter and performing a factory system reset.

System Messages

CD/MP3 Player Display Messages

Understanding common messages displayed during CD/MP3 playback, such as NO DISC or READING.

Tape Deck Display Messages

Interpreting messages related to tape operations, like NO TAB or NO TAPE.

Additional Information and Precautions

Operating Voltage and Safety Guidelines

Checking operating voltage and following safety measures for unit operation and handling.

Placement, Heat, and Speaker Considerations

Guidelines for system placement, ventilation, and potential TV magnetic distortion from speakers.

Disc Handling and Care Instructions

Recommendations for cleaning discs and warnings about using discs with special labels or non-standard shapes.

Maintenance and Specifications

Cabinet and Tape Head Maintenance

Procedures for cleaning the unit's exterior and tape heads, and tape handling tips.

Amplifier Power Output Specifications

Technical details on the power output and harmonic distortion for various amplifier sections.

Detailed Specifications

Power Output for Various Model Series

Specific power output ratings for MHC-GX450, GX250, RG444S, RG333, RG555, RG551S, and RG441 models.

Component Specifications

Tape Deck, Tuner, and CD Player Specifications

Technical data for tape deck recording, FM/AM tuner ranges, and CD player performance metrics.

Input/Output and Laser Specifications

Details on audio/video inputs, outputs, laser type, frequency response, signal-to-noise ratio, and dynamic range.

Speaker System Specifications

North American Speaker Model Specifications

Technical details including system type, speaker units, impedance, dimensions, and mass for North American models.

European and Russian Speaker Model Specifications

Technical details for European and Russian speaker models, including system type and dimensions.

Further Specifications

Additional Speaker, Transmitter, and Power Specs

Specifications for other speaker models, transmitter details, and general power requirements by region.

Power Consumption Breakdown by Region

Summary of power consumption (watts/VA) for USA, Canadian, and other regional models.

Power Consumption and Accessories

Model-Specific Power Consumption Details

Detailed power consumption figures for various European, Russian, and other model series.

List of Supplied Accessories

An inventory of all accessories provided with the system, such as remote control and antennas.

Button Locations and Functions

Guide to Button Location Index

Explanation of how to use the page to find button locations and their corresponding reference pages.

Main Unit Button Identification

Diagrams and an alphabetical list identifying all buttons on the main unit and their functions.

Subwoofer Controls

Subwoofer Indicator and Power Button

Description of the subwoofer's indicator light and the function of the SUB WOOFER ON/OFF button.

Remote Control Operation

Remote Control Button Index and Descriptions

Alphabetical listing and detailed descriptions of all buttons on the remote control.

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