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CMT-GB3.GB.2-674-874-13(1)

WARNING

To reduce the risk of fire or electric 
shock, do not expose this apparatus to 
rain or moisture.

To reduce the risk of fire, do not cover the ventilation of 
the apparatus with newspapers, tablecloths, curtains, etc. 
And do not place lighted candles on the apparatus.
To reduce the risk of fire or electric shock, do not 
place objects filled with liquids, such as vases, on the 
apparatus.
Connect the unit to an easily accessible AC outlet. 
Should you notice an abnormality in the unit, disconnect 
the main plug from the AC outlet immediately.
Do not install the appliance in a confined space, such as 
a bookcase or built-in cabinet.

2-674-874-

13(1)

Micro HI-FI 

Component System

Operating Instructions

GB

CMT-GB3

© 2006 Sony Corporation 

Printed in China

Hooking up the system securely

Except for customers in the 

U.S.A. and Canada

This appliance is 
classified as a CLASS 
1 LASER product. This 
marking is located on the 
rear exterior.

Note on DualDiscs

A DualDisc is a two sided disc product which mates 
DVD recorded material on one side with digital 
audio material on the other side. However, since the 
audio material side does not conform to the Compact 
Disc (CD) standard, playback on this product is not 
guaranteed.

Music discs encoded with 

copyright protection technologies

This product is designed to playback discs that 
conform to the Compact Disc (CD) standard. Recently, 
various music discs encoded with copyright protection 
technologies are marketed by some record companies. 
Please be aware that among those discs, there are some 
that do not conform to the CD standard and may not be 
playable by this product.

MPEG Layer-3 audio coding technology and patents 
licensed from Fraunhofer IIS and Thomson.

Antennas

Find a location and an orientation that provide good 
reception, and then set up the antenna.
Keep the antennas away from the speaker cords and the 
power cord to avoid picking up noise.

FM lead antenna

(Extend it horizontally.)

AM loop antenna

Power

For models with a voltage selector, set VOLTAGE 
SELECTOR to the local power line voltage.

Connect the power cord to a wall socket.
If the plug does not fit the wall socket, detach the 
supplied plug adaptor (only for models equipped 
with an adaptor).

Right speaker

Wall socket

When carrying this system

Remove all discs to protect the CD mechanism.

Hold down CD 

 (play/pause) on the unit, and press 



 until “STANDBY” appears.

After “LOCK” appears, unplug the power cord.

Insert only the stripped portion of the cord.

Solid (Red/

)

Striped (Black/

)

Left speaker

Speakers

Attach the supplied speaker pads to the bottom of the 
speakers to prevent slipping.

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Before using the system

To use the remote

Slide and remove the battery compartment lid 

, and 

insert the two supplied R6 (size AA) batteries, 

 side 

first, matching the polarities shown below. 

Notes on using the remote

• With normal use, the batteries should last for about six months.
• Do not mix an old battery with a new one or mix different types of 

batteries.

• If you do not use the remote for a long period of time, remove the 

batteries to avoid damage from battery leakage and corrosion.

To set the clock

Turn on the system.

Press 



 (power) 

.

Select the clock set mode.

Press CLOCK/TIMER SET 

 on the remote. If the 

current mode appears on the display, press 

/

 

 on the remote repeatedly to select “CLOCK,” and 

then press ENTER 

 on the remote.

Set the time.

Press 

/

 

 on the remote repeatedly to set 

the hour, and then press ENTER 

 on the remote. 

Use the same procedure to set the minutes.
When you turn off the system after setting the clock, 
the clock display appears instead of the demonstration 
display.
The clock settings are lost when you disconnect the 
power cord or if a power failure occurs.

Selecting a music source

Press the following buttons (or press FUNCTION 

 on 

the remote repeatedly).

To select

Press

CD

CD 

 on the remote.

Tuner

TUNER/BAND 

.

Tape

TAPE 

.

Component (connected 
using an audio cord)

AUDIO IN 

 on the 

unit.

Basic Operations

Adjusting the sound

To adjust the volume

Press /– on the remote (or turn the 
VOLUME control on the unit) 

.

To add a sound effect

To

Press

Generate a more dynamic 
sound (Dynamic Sound 
Generator X-tra)

DSGX 

 on the unit.

Set the sound effect

EQ 

.

Playing a CD/MP3 disc

Select the CD function.

Press CD on the remote (or FUNCTION on the 
remote repeatedly) 

.

Place a disc.

Press 

 (open/close) 

 on the unit, and place a disc 

with the label side up on the disc tray.

To insert additional discs, slide the disc tray with your 
finger as shown below.

To close the disc tray, press 

 (open/close) 

 on the 

unit.
Do not force the disc tray closed with your finger, as 
this may damage the unit.

Start playback.

Press 

 (play) 

 on the remote (or CD 

 (play/

pause) 

 on the unit).

To

Press

Pause playback

 (pause) 

 on the remote (or 

CD 

 (play/pause) 

 on the 

unit). To resume play, press it 
again.

Stop playback

 (stop) 

.

Select a folder on an 
MP3 disc

 +/– 

.

Select a track or file



 (go back/go forward) 

on the remote (

 

 on the 

unit) 

 (or turn the jog dial 

 

on the unit).

Find a point in a 
track or file 

Hold down 

/

 (rewind/fast 

forward) 

 during playback, and 

release it at the desired point.

Select Repeat Play

REPEAT 

 on the remote 

repeatedly until “REP” or “REP1” 
appears.

Select a disc

DISC SKIP 

 on the remote (or 

DISC 1 – 3 

 or DISC SKIP 

 

(in stop mode) on the unit).

Switch to CD 
function from 
another source

DISC 1 – 3 

 on the unit 

(Automatic Source Selection).

Exchange other 
discs while playing

EX-CHANGE 

 on the unit.

To change the play mode

Press PLAY MODE 

 repeatedly while the player is 

stopped. You can select normal play (no display for all 
discs or “1 DISC” for a disc or “

” for all MP3 files 

in the folder on the disc), shuffle play (“SHUF” for 
all discs shuffle, “1 DISC SHUF” for one disc shuffle 
or “

 SHUF*” for folder shuffle), or program play 

(“PGM”).

* When playing a CD-DA disc, 

 (SHUF) Play performs the same 

operation as 1 DISC (SHUF) Play.

Notes on Repeat Play

• All tracks or files on a disc are played repeatedly up to five times. 
• You cannot select “REP” and “SHUF” (all discs shuffle) at the same 

time.

• “REP1” indicates that a single track or file is repeated until you stop 

it.

Notes on playing MP3 discs

• Do not save other types of tracks or files or unnecessary folders on a 

disc that has MP3 files.

• Folders that have no MP3 files are skipped.
• MP3 files are played back in the order that they are recorded onto 

the disc.

• The system can only play MP3 files that have a file extension of 

“.MP3”.

• If there are files on the disc that have the “.MP3” file extension, 

but that are not MP3 files, the unit may produce noise or may 
malfunction.

• The maximum number of:

– folders is 150 (including the root folder).
– MP3 files is 255.
– MP3 files and folders that can be contained on a single disc is 

256.

– folder levels (the tree structure of files) is eight.

• Compatibility with all MP3 encoding/writing software, recording 

device, and recording media cannot be guaranteed. Incompatible 
MP3 discs may produce noise or interrupted audio or may not play 
at all.

Notes on playing multisession discs

• If the disc begins with a CD-DA (or MP3) session, it is recognized 

as a CD-DA (or MP3) disc, and playback continues until another 
session is encountered.

• A disc with a mixed CD format is recognized as a CD-DA (audio) 

disc.

Listening to the radio

Select “FM” or “AM.”

Press TUNER/BAND 

 repeatedly.

Select the tuning mode.

Press TUNING MODE 

 repeatedly until “AUTO” 

appears. 

Tune in the desired station.

Press +/– on the remote (or  or – on the 
unit) 

 (or turn the jog dial 

 on the unit). Scanning 

stops automatically when a station is tuned in, and 
then “TUNED” and “STEREO” (for stereo programs) 
appear.

To stop automatic scanning

Press 

 (stop) 

.

To tune in a station with a weak signal

If “TUNED” does not appear and the scanning does 
not stop, press TUNING MODE 

 repeatedly until 

“MANUAL” appears, and then press +/– on the remote 
repeatedly (or  or – on the unit) 

 (or turn 

the jog dial 

 on the unit) to tune in the desired station.

To reduce static noise on a weak FM stereo 

station

Press FM MODE 

 on the remote repeatedly until 

“MONO” appears to turn off stereo reception.

Playing a tape

Use buttons on the unit for the operation.

Select a tape function.

Press FUNCTION on the remote repeatedly (or 
TAPE) 

.

Insert a tape.

Press 

/

 (stop/eject) 

 on the unit, and insert the 

tape into the cassette holder. Make sure there is no 
slack in the tape to avoid damaging the tape or the 
tape deck.

Start playback.

Press 

 (play) 

 on the unit. 

To

Press

Pause playback

 (pause) 

 on the unit. To resume 

play, press it again.

Stop playback

/

 (stop/eject) 

 on the unit.

Rewind or fast 
forward*

/

 

 on the unit.

* Be sure to press 

/

 (stop/eject) 

 on the unit after the tape has 

been wound or rewound to the end.

Note

Do not turn off the system during playback or recording.

Changing the display

To change

Press

Illumination 
pattern around 
the VOLUME 
control 

ILLUM 

 on the unit repeatedly 

until “ILLUM” appears, and then 
press +/– on the remote (or TUNING 
+ or – on the unit) 

 repeatedly (or 

turn the jog dial 

 on the unit) to 

change the illumination pattern.

Brightness of the 
display

DIMMER 

 on the unit repeatedly 

until “DIMMER” appears, and then 
press +/– on the remote (or TUNING 
+ or – on the unit) 

 repeatedly (or 

turn the jog dial 

 on the unit) to 

change the brightness.

Information on 
the display*

DISPLAY 

 repeatedly when the 

system is on.

Display mode
(See below.)

DISPLAY 

 repeatedly when the 

system is off.

* For example, you can view CD/MP3 disc information, such as the 

track or file number or folder name during normal play, or the total 
play time while the player is stopped.

The system offers the following display modes.

Display mode

When the system is off,

1)

Demonstration

The clock display is replaced by 
lighting and flashing of the display 
window.

Clock

The clock is displayed.

Power Saving 
Mode

2)

The display is turned off to conserve 
power. The timer and clock continue 
to operate.

1)

 The STANDBY indicator 

 lights up when the system is off.

2)

 When the system is in Power Saving Mode, the following functions 

are unavailable:
– setting the clock.
– changing the AM tuning interval.
– changing the CD power manage function.

Notes on the display information

• The following are not displayed;

– total playing time for a CD-DA disc depending on the play mode.
– total playing time for an MP3 disc.
– remaining playing time for a track and an MP3 file.

• The following are not displayed correctly;

– elapsed playing time of an MP3 file encoded using a VBR 

(variable bit rate).

– folder and file names that do not follow either the ISO9660 Level 

1, Level 2 or Joliet in the expansion format.

• The following are displayed;

– ID3 tag information for MP3 files when ID3 version 1 and version 

2 tags are used. 

– up to 15 characters of ID3 tag information using uppercase letters 

(A to Z), numbers (0 to 9), and symbols (" $ % ’ ( ) * + , – . / < = 
> @ [ \ ] _ ` { | } ! ? ^).

Using optional audio 

components

To connect an optional headphones

Connect headphones to the PHONES jack 

 on the 

unit.

To connect an optional component

Connect additional audio source components to the 
AUDIO IN jack 

 on the unit using an audio analog 

cord (not supplied). Turn down the volume on the 
system, and then press AUDIO IN 

 on the unit to 

select the AUDIO IN function.

Speakers

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