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Micro HI-FI 

Component System

CMT-DX400A

WARNING

To reduce the risk of fire or electric shock, do 

not expose this apparatus to dripping or 

splashing, and do not place objects filled with 

liquids, such as vases, on the apparatus.
To reduce the risk of fire, do not cover the 

ventilation opening of the apparatus with 

newspapers, tablecloths, curtains, etc.

Do not place the naked flame sources such as 

lighted candles on the apparatus.
As the main plug is used to disconnect the 

unit from the mains, 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.
Do not expose batteries or apparatus with 

battery-installed to excessive heat such as 

sunshine, fire or the like.
The unit is not disconnected from the mains 

as long as it is connected to the AC outlet, 

even if the unit itself has been turned off.

CAUTION

The use of optical instruments with this 

product will increase eye hazard.

This appliance 

is classified as a 

CLASS 1 

LASER 

product. This 

marking is 

located on the 

rear exterior.

Licences and Trademarks

 

This system incorporates Dolby* Digital.

*  Manufactured under license from Dolby 

Laboratories. 

“Dolby” and the double-D symbol are 

trademarks of Dolby Laboratories.

 

MPEG Layer-3 audio coding technology 

and patents licensed from Fraunhofer IIS 

and Thomson.

 

Windows Media is either a registered 

trademark or trademark of Microsoft 

Corporation in the United States and/or 

other countries.

 

This product contains technology subject 

to certain intellectual property rights of 

Microsoft. Use or distribution of this 

technology outside of this product is 

prohibited without the appropriate 

license(s) from Microsoft.

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 

ABOUT MPEG-4 VISUAL: THIS 

PRODUCT IS LICENSED UNDER THE 

MPEG-4 VISUAL PATENT PORTFOLIO 

LICENSE FOR THE PERSONAL AND 

NONCOMMERCIAL USE OF A 

CONSUMER FOR DECODING VIDEO 

IN COMPLIANCE WITH THE MPEG-4 

VISUAL STANDARD (“MPEG-4 VIDEO”) 

THAT WAS ENCODED BY A 

CONSUMER ENGAGED IN A 

PERSONAL AND NONCOMMERCIAL 

ACTIVITY AND/OR WAS OBTAINED 

FROM A VIDEO PROVIDER LICENSED 

BY MPEG LA TO PROVIDE MPEG-4 

VIDEO. 

NO LICENSE IS GRANTED OR SHALL 

BE IMPLIED FOR ANY OTHER USE. 

ADDITIONAL INFORMATION 

INCLUDING THAT RELATING TO 

PROMOTIONAL, INTERNAL AND 

COMMERCIAL USES AND LICENSING 

MAY BE OBTAINED FROM MPEG LA, 

LLC. SEE http://www.mpegla.com/

 

All other trademarks and registered 

trademarks are of their respective holders. 

In this manual, 

TM

 and 

®

 marks are not 

specified.

About this manual

 

“DVD” may be used as a general term for a 

DVD VIDEO, DVD-R, DVD-RW, DVD+R 

or DVD+RW.

 

CD-R or CD-RW is sometimes referred to 

as “DATA CD.”

 

DVD-R, DVD-RW, DVD+R or DVD+RW 

is sometimes referred to as “DATA DVD.”

 

This manual mainly explains operations 

using the remote, but the same operations 

can also be performed using the buttons on 

the unit having the same or similar names.

Playable Discs

DVD

DVD VIDEO

DVD-ROM

DVD-R*/DVD-RW*

DVD+R*/DVD+RW*

CD

CD-DA (Music CD)

CD-ROM

CD-R*/CD-RW*

VIDEO CD

*  If discs have not been correctly finalized, 

they will not be played back. For more 

information, refer to the operating 

instructions supplied with the recording 

device.

Playable File Types

Video

File format

Extensions

Xvid video

“.avi”

MPEG4 video

1)

“.mp4” or “.m4v” 

Music

File format

Extensions

MP3 (MPEG1 Audio 

Layer 3)

2)

“.mp3”

WMA

3)

“.wma”

AAC

4)

“.m4a”

Photo

File format

Extensions

JPEG

“.jpg” or “.jpeg”

1)

 Supported video and audio codecs are as 

follows:

Video codec: MPEG4 Simple Profile 

(AVC is not supported.)

Audio codec: AAC-LC (HE-AAC is not 

supported.)

2)

 MP3 PRO format is not supported.

3)

 WMA DRM, WMA Lossless and WMA 

PRO formats are not supported.

4)

 AAC DRM and AAC Lossless formats are 

not supported.

Notes

 

Some files may not play depending on the 

format, the encoding method or recording 

condition.

 

Some USB devices may not work with this 

system.

 

The system supports ISO 9660 Level 1/

Level 2 and Joliet for DATA CD.

 

The system supports UDF (Universal Disk 

Format) for DATA DVD.

 

The system supports FAT12, FAT16 and 

FAT32 for USB device.

 

The system can recognize the files or 

folders on a DATA DVD, DATA CD or 

USB device as follows:

up to 300 folders

up to 648 files

 

It may take time to read files in the 

following cases:

there are too many folders or files.

the memory capacity of the USB device 

is very large.

the memory of the USB device is 

fragmented.

Compatible USB devices 

with this system

Check the websites below for the information 

about compatible USB devices.
For customers in Europe:

<http://support.sony-europe.com/>

For customers in Latin America:

<http://www.sony-latin.com/index.crp>

Preparing the remote

Insert the two R6 (size AA) batteries, 

matching the polarities as shown below.

©2011 Sony Corporation   Printed in China

Continued 

GB

Operating Instructions

4-295-885-

11

(1)

Discs that cannot be played

 

Blu-ray Discs

 

HD DVDs

 

DVD-RAMs

 

DVD Audio discs

 

PHOTO CDs

 

Super Audio CDs

 

Data track of CD-Extras

 

Audio material side on DualDiscs

 

DVD-R/DVD-RW/DVD+R/DVD+RW in 

VR (Video Recording) mode

 

CPRM (Content Protection for Recordable 

Media)-compatible DVD-R/RW containing 

content flagged as “Copy once.”

Music discs encoded with copyright 

protection technologies

This product is designed to play back 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.

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.

Note on playback operations of a DVD

Some playback operations for a DVD may be 

intentionally restricted by software 

producers. Since this system plays a DVD 

according to the disc contents, some playback 

features may not be available.

Note about double-layer DVDs

The playback picture and sound may be 

momentarily interrupted when the layers 

switch.

Region code (DVD VIDEO only)

Your system has a region code printed on the 

rear of the unit and will only play a DVD 

VIDEO (playback only) labeled with an 

identical region code or 

ALL

.

Note about Multi Session CD

You can play only 1st session of a 

multisession disc.

Hooking up the system securely

ANTENNA

VIDEO

OUT

COMPONENT

VIDEO OUT

SPEAKERS

 Antennas

Find a location and orientation that provide 

good reception when you set up the 

antennas.

Keep the antennas away from the speaker 

cords and the power cord to avoid picking up 

noise.

 VIDEO OUT jack

Connect the video input jack of the TV or 

projector.

 COMPONENT VIDEO OUT jacks

Connect the component video input jacks of 

the TV or projector using the optional 

component video cords for higher quality 

video images. If your TV accepts progressive 

signal, see “[Progressive]” (page 20) to set the 

progressive scan mode.

 Speakers

Insert only the stripped portion of the cords.

 Voltage selector

For models with a voltage selector, set 

VOLTAGE SELECTOR to the local power 

line voltage.

 Power

Connect the power cord to a wall outlet.

If the supplied adaptor on the plug does not 

fit your wall outlet, detach it from the plug 

(only for models equipped with an adaptor).

Attaching the speaker pads

Attach the supplied speaker pads at each 

corner on the bottom of the speakers to 

prevent them from slipping.

Connecting your TV

Connect the video input jack of your TV to 

the VIDEO OUT jack on the unit, using the 

supplied video cord.

When connecting a video deck

Connect the TV and the video deck using 

video and audio cords (not supplied) as 

shown below.

TV

Video deck

Unit

Do not connect directly.

If you connect a video deck between this 

system and the TV, you may experience video 

leakage when watching the video signal from 

this system. Do not connect a video deck 

between this system and TV.

Color System Setup 

Change the color system if necessary from 

[PAL], [Multi] or [NTSC] after connecting 

your TV. The factory default of the color 

system is [PAL] for European model, and 

[NTSC] for Latin American models.

Connect the power cord to a wall 

outlet.

Press 

/

 to turn on the system.

Press FU/

 (or FUNCTION 

on the unit) repeatedly to switch the 

function to DVD/CD.

Playback starts automatically if a disc 

with an auto playback function is loaded. 

Press 

 (or CANCEL 

 on the unit) 

twice to stop playback.

Press SETUP in stop mode.

The setup menu appears.

Press 

/

 repeatedly to select 

[Preference Page], then press  .

Press 

/

 repeatedly to select [TV 

Type], then press  .

Press 

/

 repeatedly to select [PAL], 

[Multi] or [NTSC], then press  .

Press SETUP to turn off the setup 

menu.

Note

The display on the TV screen may be 

interrupted momentarily after changing the 

color system as described above.

Parts and Controls

Front panel

 

FM lead antenna  

(Extended horizontally.)

 

AM loop antenna (except for 

European model)

 

To right speaker

 

To wall outlet

 

To left speaker

 

/

 (on/standby) button

Press to turn on or off the system.

 

Display

 

/

 button

Press to select a preset station.

/

 button

Press to tune to a desired station.

/

 (previous/next) button

Press to select a track, file or chapter.

/

 (rewind/ fast forward) 

button

Press to find a point in a track, file or 

chapter.

 

Remote sensor

 

DSGX button

Press to turn on or off the DSGX effect.

 

VOLUME control

Turn to adjust the volume.

 

 (play) button

Press to start or re-start playback (resume 

play).

 (pause) button

Press to pause playback. To resume 

playback, press the button again.

CANCEL 

 (stop) button

Press to stop and remember the stop 

point (resume point).

To re-start playback from the resume 

point (resume play), press 

.

Press to cancel the automatic tuning for a 

radio station.

 

 (USB) port

Used for connecting a USB device.

 

 (open/close) button

Press to open or close the disc tray.

 

Disc tray

 

PHONES jack

Used for connecting the headphones.

 

AUDIO IN jack

Used for connecting an optional audio 

component.

 

FUNCTION button

Press to select the function.

AUDIO

Press to select an audio signal format when 

multiple audio signals are available.

Press to select the FM reception mode 

(monaural or stereo) when listening to FM 

stereo programs.

Press to improve the AM reception when an 

AM program has static noise (except for 

European model).

SUBTITLE

Press to select a subtitle language when 

multilingual subtitles are available.

ANGLE

Press to switch to other viewing camera 

angles when multi-angles are recorded on a 

DVD VIDEO.

Number buttons

Press to enter numbers for selecting a title/

chapter, preset radio station, etc.

DVD TOP MENU

Press to open the DVD top menu.

 DVD MENU

Press to open or close the DVD menu.

When pressed during playback of JPEG 

image files, a thumbnail view (digest view) is 

displayed.

MUTING

Press to mute or unmute the sound.

/

/

/

Press to move the cursor for item selection.

 (enter)

Press to enter/confirm the settings.

/

Press to adjust the volume.

SETUP

Press to open or close the setup menu.

 DISPLAY

Press to open or close the Display Menu.

Playback operation buttons

/

 (previous/next) 

/

 (fast reverse/fast forward) 

/

 (slow reverse/slow forward)

Press to watch in slow-motion when pressed 

in pause mode.

 (play) 

 (pause) 

 (stop)

Radio operation buttons

/

 

/

SHIFT

Press and hold to use the pink number 

buttons.

Playing a Disc

Press FU/

 (or FUNCTION 

on the unit) repeatedly to select the 

DVD/CD function.

Press 

 on the unit to open the disc 

tray.

Place a disc in the disc tray, then 

press 

 on the unit to close the disc 

tray.

Playback starts automatically when you 

close the disc tray.

If the playback does not start 

automatically, press 

.

With the label side up.

Press /

 or turn VOLUME 

control on the unit to adjust the 

volume.

Playing Files on a Disc/USB 

Device

Press FU/

 (or FUNCTION 

on the unit) repeatedly to select the 

DVD/CD or USB function.

 

DVD/CD: For a disc.

 

USB: For a USB device.

Load the source.

For a disc

Place a disc in the tray by pressing 

 on 

the unit to open or close the disc tray.

For a USB device

Connect a USB device to the 

 (USB) 

port.

USB device

Select a desired file from the 

displayed file list.

Cursor position number

Cursor

 

To move the cursor:  

Press 

 or 

.

 

To enter a folder:  

Press   or 

 after moving the cursor 

to a desired folder.

 

To return to the parent folder:  

Press   or 

 after moving the cursor 

to 

.

You can also check the current cursor 

position and its number from the 

following information that will appear on 

the display.

[FLD] XXX

:  

Indicates that a folder is selected, 

representing its cursor position number 

(ex. “[FLD] 005”).

[BACK]

Indicates that 

 is selected.

File format and XXX

Indicates the file format of a currently 

selected file, representing its cursor 

position number (ex. “WMA 002”).

Press 

 to start playback.

Press /

 or turn VOLUME 

control on the unit to adjust the 

volume.

Listening to Sound from an 

Optional Component

You can listen to sound from a component 

connected to the AUDIO IN jack on the unit 

using a 3.5 mm stereo audio cord (not 

supplied).

Connect the audio output jacks of 

your component and the AUDIO IN 

jack of this system using the audio 

cord.

Press VOLUME 

 or turn VOLUME 

control on the unit counterclockwise 

to turn down the volume.

Press FU/

 (or FUNCTION 

on the unit) repeatedly to select the 

AUDIO IN function.

Press /

 or turn VOLUME 

control on the unit to adjust the 

volume.

Other Playback Operations

To change angles (only for DVD 

VIDEOs)

Press ANGLE during playback to select 

the desired angle.

To display subtitles (only for 

DVD VIDEOs)

Press SUBTITLE during playback to select 

the desired subtitle language.

To change the sound

Press AUDIO repeatedly during playback 

to select a desired audio format.

When playing a DVD

When playing a DVD VIDEO with multiple 

audio formats, you can change the audio 

format from PCM, Dolby Digital or MPEG 

audio. If the DVD VIDEO is recorded with 

multilingual tracks, you can also change the 

audio language.

When playing a CD/VIDEO CD

You can select stereo sound or monaural 

sound settings for sound output from the 

speakers. In monaural sound settings, you 

can select the right or left channel and listen 

to the selected channel sound through both 

the right and left speakers.

To play a VIDEO CD with PBC 

functions

When you start playing a VIDEO CD with 

PBC (Playback control) functions, the PBC 

menu appears for your operation.

To play without using PBC

In stop mode, press and hold SHIFT, then 

press the number buttons to select the 

desired item number.

To magnify the displayed picture

You can zoom in or zoom out of a displayed 

picture when viewing a DVD VIDEO, a 

VIDEO CD, an Xvid video, an MPEG4 video 

or a JPEG image.

Press ZOOM repeatedly to magnify the 

image.

The magnified portion of the picture can be 

moved by pressing 

/

/

/

.

Remote

SLEEP

Press to set the Sleep Timer.

TV INPUT

Press to switch the TV’s input source between 

the TV signal and other input source.

Note that only Sony TVs can be operated 

using this remote.

TV 

/

 (on/standby)

Press to turn on or off the TV.

Note that only Sony TVs can be operated 

using this remote.

/

 (on/standby)

Press to turn on or off the system.

PROGRAM

Press to activate program play in the DVD/

CD function, or press to preset radio stations 

in the tuner function.

REPEAT

Press to activate repeat/shuffle playback 

mode.

FU

Press to select a function in sequence.

EQ

Press to select a sound effect.

DSGX

Press to turn on or off the DSGX effect.

FUNCTION 

Press to select a function in sequence.

ZOOM

Press to zoom in or zoom out of a displayed 

picture when viewing a DVD VIDEO, a 

VIDEO CD, an Xvid video, an MPEG4 video 

or a JPEG image. You can move the 

magnified portion of the picture by pressing 

/

/

/

.

DIMMER

Press to change the brightness of the display.

TIME

Press to display or switch the time 

information during playback.

To search for a title/chapter/

track/scene, etc.

When playing a DVD/VCD

Press   DISPLAY during playback.

The Display Menu appears on the TV 

screen.

Press 

/

 to select an option, then 

press  .

Press and hold SHIFT, then press the 

number buttons to jump to the 

desired option.

When playing a CD

Press   DISPLAY during playback.

The selection display appears on the TV 

screen.

Press and hold SHIFT, then press the 

number buttons to select the desired 

track.

When playing an audio file/JPEG image 

file/video file

Press   DISPLAY during playback.

The selection display appears on the TV 

screen.

Press and hold SHIFT, then press the 

number buttons to select the desired 

file.

To play in programmed order

Select the tracks to play in the order you want 

(only for CD-DA discs). A maximum of 

20 tracks can be programmed.

Press PROGRAM.

The Program Menu display appears on 

the TV screen.

Press and hold SHIFT, then press the 

number buttons to enter a 2-digit 

track number for the track selection 

(“02” for track 2, for example).

Press 

/

/

/

 to select [Start] to play 

the program.

To play repeatedly/shuffle, etc.

Press REPEAT repeatedly to select the 

desired playback mode. 

The selected mode appears on the display.

 

“REP CHP”: Repeats the current chapter.

 

“REP TIT”: Repeats the current title.

 

“REP ALL”: Repeats all titles.

 

“REP TRA”: Repeats the current track.

 

“REP OFF”: The system returns to normal 

playback mode.

 

“SHUFFLE”: Plays all tracks/chapters/files 

only once in random order.

 

“SHUF REP”: Repeats shuffle play.

 

“FOLDER”: Plays the current folder.

 

“RANDOM”: Repeatedly plays a randomly 

selected file from the current folder. In this 

mode, the same file may be played more 

than twice.

 

“SINGLE”: Plays the current file.

 

“REP ONE”: Repeats the current file.

 

“REP FLD”: Repeats the current folder.

Note

The selectable modes and their order differ 

depending on the disc or file.

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