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CMT-BX77DBi.GB.4-183-777-12(1)

WARNING

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.

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.

Do not install the appliance in a confined space, such as a 

bookcase or built-in cabinet.

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 expose batteries or apparatus with battery-installed 

to excessive heat such as sunshine, fire or the like.

Excessive sound pressure from earphones and headphones 

can cause hearing loss.

Hooking up the system securely

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.

Notice for customers: the following 

information is only applicable 

to equipment sold in countries 

applying EU directives.

The manufacturer of this product is Sony Corporation, 

1-7-1 Konan Minato-ku, Tokyo, 108-0075 Japan. The 

Authorized Representative for EMC and product safety is 

Sony Deutschland GmbH, Hedelfinger Strasse 61, 70327 

Stuttgart, Germany. For any service or guarantee matters, 

please refer to the addresses given in separate service or 

guarantee documents.

Disposal of Old Electrical & 

Electronic Equipment  

(Applicable in the European 

Union and other European 

countries with separate 

collection systems)

This symbol on the product or on its packaging indicates 

that this product shall not be treated as household 

waste. Instead it shall be handed over to the applicable 

collection point for the recycling of electrical and 

electronic equipment. By ensuring this product is 

disposed of correctly, you will help prevent potential 

negative consequences for the environment and human 

health, which could otherwise be caused by inappropriate 

waste handling of this product. The recycling of materials 

will help to conserve natural resources. For more detailed 

information about recycling of this product, please 

contact your local Civic Office, your household waste 

disposal service or the shop where you purchased the 

product.

Applicable accessories: Remote commander

Disposal of waste batteries 

(applicable in the European 

Union and other European 

countries with separate 

collection systems)

This symbol on the battery or on the packaging indicates 

that the battery provided with this product shall not be 

treated as household waste. On certain batteries this 

symbol might be used in combination with a chemical 

symbol. The chemical symbols for mercury (Hg) or lead 

(Pb) are added if the battery contains more than 0.0005% 

mercury or 0.004% lead. 

By ensuring these batteries are disposed of correctly, 

you will help prevent potentially negative consequences 

for the environment and human health which could 

otherwise be caused by inappropriate waste handling of 

the battery. The recycling of the materials will help to 

conserve natural resources.

In case of products that for safety, performance or data 

integrity reasons require a permanent connection with an 

incorporated battery, this battery should be replaced by 

qualified service staff only. To ensure that the battery will 

be treated properly, hand over the product at end-of-life 

to the applicable collection point for the recycling of 

electrical and electronic equipment.

For all other batteries, please view the section on how 

to remove the battery from the product safely. Hand the 

battery over to the applicable collection point for the 

recycling of waste batteries.

For more detailed information about recycling of this 

product or battery, please contact your local Civic Office, 

your household waste disposal service or the shop where 

you purchased the 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.

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.

License and Trademark Notice

 

iPod is a trademark of Apple Inc., registered in the U.S. 

and other countries.

 “Made for iPod” means that an electronic accessory 

has been designed to connect specifically to iPod and 

has been certified by the developer to meet Apple 

performance standards.

 Apple is not responsible for the operation of this device 

or its compliance with safety and regulatory standards.

 

MPEG Layer-3 audio coding technology and patents 

licensed from Fraunhofer IIS and Thomson.

 

All other trademarks and registered trademarks are of 

their respective holders. In this manual, 

TM

 and 

®

 marks 

are not specified.

Basic Operations

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.

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

Use buttons on the remote to set the clock.

Turn on the system.

Press 



 (power) 

.

Select the clock set mode.

Press TIMER MENU 

. If the current mode appears 

on the display, press 

/

 

 repeatedly to select 

“CLOCK SET?” and then press   (enter) 

.

Set the time.

Press 

/

 

 repeatedly to set the hour, and then 

press   (enter) 

. Use the same procedure to set the 

minutes.

The clock settings are lost when you disconnect the 

power cord or if a power failure occurs.

To display the clock when the system is off, press 

DISPLAY 

. The clock is displayed for about 

8 seconds.

To run the DAB Automatic Scan

When you turn on the system for the first time after 

you purchase the system, DAB Automatic Scan starts 

automatically and creates a list of available services.

If you want to run the DAB Automatic Scan again, 

perform the procedure below.

Press DAB AUTO SCAN 

 on the unit.

“Auto Scan?” and “Push Enter” appear.

Press   (enter) 

.

Scanning begins. “



” appears. Depending on 

the DAB services available in your area, scanning may 

take a few minutes.

When scanning is complete, a list of available services 

is created.

Notes

 If your country or region does not support DAB broadcast, “No 

Service” appears.

 Do not press any button on the unit or the remote during DAB 

Automatic Scan. If scanning is interrupted, run the DAB Automatic 

Scan again.

 If you move to another area, repeat this procedure to store the 

stations for your new area.

 This procedure clears all previously stored presets.

 Before unplugging the DAB antenna, make sure the system is turned 

off to preserve your own DAB settings.

 This tuner does not support data services.

To use the iPod

Insert an iPod Dock Adapter into the unit’s connector 

 

before use.

To remove the iPod Dock Adapter, pull it up with your 

fingernail or a flat object using the slot inside the adapter.

Slot

Note

The iPod Dock Adapter is not supplied with the system. Use the 

adapter supplied with your iPod when using an iPod model. For 

details on the iPod Dock Adapters, refer to the instructions supplied 

with the iPod Dock Adapters.

Adjusting the sound

To adjust the volume

Press /

 (or VOL +/

 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 

 repeatedly to select 

“BASS” or “TREBLE,” and 

then press +/

 

 repeatedly 

to adjust the level.

Playing a CD/MP3 disc

Select the CD function.

Press FU/

 (or FUNCTION on the unit) 

 repeatedly.

Place a disc.

Press 

 (open/close) 

 on the unit, and place a disc 

with the label side up on the disc tray.

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) (or CD 



 (play/pause) on the 

unit) 

.

To

Press

Pause playback

 (pause) (or CD 



 (play/

pause) on the unit) 

.  

To resume play, press the button 

again.

Stop playback

 (stop) (or 

/CANCEL on the 

unit) 

.

Select a folder on an 

MP3 disc

 +/

 (select folder) 

.

Select a track or file

/

 (go back/go forward) 

.

Find a point in a 

track or file

Hold down 

/

 (rewind/

fast forward) 

 during playback, 

and release the button at the 

desired point.

Select Repeat Play

REPEAT 

 repeatedly until 

“REP” or “REP1” appears.

To change the play mode

Press PLAY MODE 

 repeatedly while the player is 

stopped. You can select normal play (“ ” for all MP3 

files in the folder on the disc), shuffle play (“SHUF” or 

“  SHUF*”), or program play (“PGM”).

* When playing a CD-DA disc, 

 (SHUF) Play performs the same 

operation as normal (shuffle) play.

Notes on Repeat Play

 All tracks or files on a disc are played repeatedly up to five times. 

 “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 255 (including the root folder).

 MP3 files is 511.

 MP3 files and folders that can be contained on a single disc is 512.

 folder levels (the tree structure of files) is 8.

 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 other sessions are not played back.

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

disc.

Listening to the radio

Before you can receive DAB, you must complete the 

DAB Automatic Scan procedure (see “Before using the 

system”). 

Select “TUNER DAB,” “TUNER FM” or “TUNER AM.”

Press FU/

 (or FUNCTION on the unit) 

 repeatedly. You can also select DAB directly by 

pressing DAB AUTO SCAN 

 on the unit.

Select the tuning mode.

Press TUNING MODE 

 repeatedly until “AUTO” 

appears. 

Tune in the desired station.

Press +/

 (or TUNE +/

 on the unit) 

. Scanning 

stops automatically when a station is tuned in, and 

then “TUNED” and “STEREO” (for stereo programs 

only) appear.

When you tune in a DAB station or an FM station that 

provides RDS services, the service name or station 

name appears on the display.

To stop automatic scanning (FM/AM bands 

only)

Press 

 (stop) (or 

/CANCEL on the unit) 

.

To tune in a station with a weak signal (FM/AM 

bands only)

If “TUNED” does not appear and the scanning does not 

stop, press TUNING MODE 

 repeatedly until “AUTO” 

and “PRESET” disappear, and then press +/

 (or TUNE 

+/

 on the unit) 

 repeatedly to tune in the desired 

station.

To reduce static noise on a weak FM stereo 

station

Press FM MODE 

 repeatedly until “MONO” appears 

to turn off stereo reception.

Notes on listening to DAB stations

 When tuning in a DAB station, it may take a few seconds before you 

hear any sound.

 Primary service is automatically received when secondary service 

ends.

Playing the iPod

Select the iPod function.

Press FUNCTION  +/

 (or FUNCTION on the unit) 

 repeatedly.

Place the iPod.

Start playback.

Press 

 (play) (or iPod 



 (play/pause) on the 

unit) 

.

To control the iPod

You can control your iPod with the following buttons on 

the remote or unit.

To

Press

Pause playback

 (pause) (or iPod 



 

(play/pause) on the unit) 

 or 

 

(stop) 

Scroll up/down the 

iPod menus

/

 

. You can scroll up or 

down the iPod menus much like 

the Click Wheel operations of 

the iPod or the drag up-or-down 

operations of the iPod touch.

Select a track 

or chapter of 

audiobook/podcast

/

 (go back/go forward) 

. To fast-forward or fast-

rewind, hold down the button.

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.
With a DAB external antenna (not supplied), you can obtain higher 

DAB broadcast sound quality. We recommend that you use the supplied 

FM/DAB lead antenna only temporarily until you install a DAB external 

antenna.
Before unplugging the DAB antenna, make sure the system is turned off to 

preserve your own DAB settings.

FM/DAB lead antenna

(Extend it horizontally.)

AM loop antenna

Power

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).

Wall socket

Speakers

Make sure the metal leads (not the part 

covered with vinyl insulation) are securely 

inserted into the speaker jacks.

Right speaker

Red

Black

or

White side for North 

American model

When carrying this system

Remove a disc to protect the CD mechanism.

Press FUNCTION 

+/

 (or FUNCTION on the unit) 

 repeatedly to select the CD function.

Hold down VOL + 

 and DSGX 

 on the unit, 

and press 

 

 on the unit until “STANDBY” 

appears.

After “LOCK” appears, unplug the power cord.

Brown side for other regions

To

Press

Choose the selected 

item

 

/  (enter) (or ENTER on 

the unit) 

. You can choose the 

selected item much like the center 

button on the iPod or the touch 

operation of the iPod touch.

Find a point in a 

track or chapter of 

audiobook/podcast

/

 (fast rewind/fast 

forward) 

 during playback, and 

release the button at the desired 

point.

Return to the 

previous menu or 

select a menu

 

/TOOL MENU 

 

(return) 

. You can return to the 

previous menu or select a menu 

much like the Menu button on 

the iPod or the touch operation 

of the iPod touch.

To use the system as a battery charger

You can use the system as a battery charger for the iPod 

when the system is both on and off.

The charging begins when the iPod is placed on the unit’s 

connector 

. The charging status appears in the iPod 

display. For details, see the user’s guide of your iPod.

To stop charging the iPod

Remove the iPod. If you stop charging the iPod when 

the system is off, press DISPLAY 

 until the clock 

disappears in the display.

Notes

 When placing or removing the iPod, handle the iPod in the same 

angle as that of the iPod connector 

 on the unit and do not twist 

or sway the iPod to prevent connector damage.

 Do not carry the unit with an iPod set on the connector. Doing so 

may cause a malfunction.

 When placing or removing the iPod, brace the unit with one hand 

and take care not to press the controls of the iPod by mistake.

 Before disconnecting the iPod, pause playback.

 While playing video, you cannot use 

/

 

. You can fast 

rewind (fast forward) by holding down 

/

 

.

 To change the volume level, use /

 (or VOL +/

 on the 

unit) 

. The volume level does not change even if adjusted on the 

iPod.

 This system is designed for iPod only. You cannot connect any other 

portable audio players.

 To use an iPod, refer to the user’s guide of your iPod.

 Sony cannot accept responsibility in the event that data recorded to 

iPod is lost or damaged when using an iPod with this unit.

Changing the display

To

Press

Change 

information on the 

display

1)

DISPLAY 

 repeatedly when the 

system is on.

Check the clock 

when the system 

is off

2)

DISPLAY 

 when the system 

is off

3)

. The clock is displayed for 

8 seconds.

1)

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

 track or file number during normal play.

 track or file name (“ ”) during normal play.

 artist name (“ ”) during normal play.

 album or folder name (“

”) during normal play.

 total playing time while the player is stopped.

You can also view DAB station information such as the service 

name, channel label, preset number, frequency, DLS (Dynamic Label 

Segment), or ensemble label.

2) 

The clock is displayed continuously while the iPod is being charged. 

To turn off the clock display, press DISPLAY 

 (See “To stop 

charging the iPod”).

3)

 The STANDBY indicator 

 on the unit lights up when the system is 

off.

Notes on the display information

 Characters that cannot be displayed appear as “_”.

 The following are not displayed:

 total playing time for a CD-DA disc depending on the play mode.

 total playing time and remaining playing time for an MP3 disc.

 The following are not displayed correctly:

 folder and file names that do not follow either ISO9660 Level 1, 

Level 2 or Joliet in the expansion format.

 The following is displayed:

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

2 tags are used (up to 62 characters).

 up to 8 characters of service name, up to 128 characters of DLS 

(Dynamic Label Segment) and up to 16 characters of ensemble 

label.

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 component to the AUDIO 

IN jack 

 on the unit using an audio analog cord (not 

supplied). Turn down the volume on the system, and 

then select the AUDIO IN function.

FM/DAB lead antenna

(Extend it horizontally.)

75-ohm coaxial cable with F male 

type connector (not supplied)

To DAB external 

antenna (not supplied)

or

or

Black

Red

Black

Red

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