Sony LX20I Manual

Micro HI-FI

Component System

GB

CMT-LX40i/LX20i.GB.4-131-630-13(1)

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.

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.

This symbol is intended to alert the 

user to the presence of uninsulated 

“dangerous voltage” within the 

product’s enclosure that may be of 

sufficient magnitude to constitute a risk 

of electric shock to persons.

This symbol is intended to alert the 

user to the presence of important 

operating and maintenance (servicing) 

instructions in the literature 

accompanying the appliance.

The model and serial numbers are located on the rear of 

the unit. Record these numbers in the space provided 

below. Refer to them whenever you call upon your Sony 

dealer regarding this product.
Model No.                                        

Serial No.                                         

1)  Read these instructions.

2)  Keep these instructions.

3)  Heed all warnings.

4)  Follow all instructions.

5)  Do not use this apparatus near water.

6)  Clean only with dry cloth.

7)  Do not block any ventilation openings. Install in 

accordance with the manufacturer’s instructions.

8)  Do not install near any heat sources such as radiators, 

heat registers, stoves, or other apparatus (including 

amplifiers) that produce heat.

9)  Do not defeat the safety purpose of the polarized or 

grounding-type plug. A polarized plug has two blades 

with one wider than the other. A grounding type 

plug has two blades and a third grounding prong. 

The wide blade or the third prong are provided for 

your safety. If the provided plug does not fit into your 

outlet, consult an electrician for replacement of the 

obsolete outlet.

10) Protect the power cord from being walked on 

or pinched particularly at plugs, convenience 

receptacles, and the point where they exit from the 

apparatus.

11) Only use attachments/accessories specified by the 

manufacturer.

12) Use only with the cart, stand, tripod, 

bracket, or table specified by the 

manufacturer, or sold with the apparatus. 

When a cart is used, use caution when 

moving the cart/apparatus combination to 

avoid injury from tip-over.

13) Unplug this apparatus during lightning storms or 

when unused for long periods of time.

14) Refer all servicing to qualified service personnel. 

Servicing is required when the apparatus has been 

damaged in any way, such as power-supply cord or 

plug is damaged, liquid has been spilled or objects 

have fallen into the apparatus, the apparatus has 

been exposed to rain or moisture, does not operate 

normally, or has been dropped.

This equipment has been tested and found to comply 

with the limits for a Class B digital device, pursuant 

to Part 15 of the FCC Rules. These limits are designed 

to provide reasonable protection against harmful 

interference in a residential installation. This equipment 

generates, uses and can radiate radio frequency energy 

and, if not installed and used in accordance with the 

instructions, may cause harmful interference to radio 

communications. However, there is no guarantee that 

interference will not occur in a particular installation. If 

this equipment does cause harmful interference to radio 

or television reception, which can be determined by 

turning the equipment off and on, the user is encouraged 

to try to correct the interference by one or more of the 

following measures:

  Reorient or relocate the receiving antenna.

  Increase the separation between the equipment and 

receiver.

  Connect the equipment into an outlet on a circuit 

different from that to which the receiver is connected.

  Consult the dealer or an experienced radio/TV 

technician for help.

You are cautioned that any changes or modifications 

not expressly approved in this manual could void your 

authority to operate this equipment.

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.

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

This symbol on the battery or on the packaging indicates 

that the battery provided with this product shall not be 

treated as household waste. 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.

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.

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.

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

and other countries.

 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.

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.

Eject a disc

 (eject)  on the unit.

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*” for folder shuffle), or program play 

(“PGM”).

* When playing a CD-DA (audio) disc, 

 (SHUF) Play performs the 

same operation as normal (SHUF) 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.

When you turn off the system, the selected shuffle play mode (“SHUF” 

or “

 SHUF”) is cleared and the play mode returns to normal play 

mode (“

”).

 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”.

 Even when file name has the “.mp3” file extension, if the actual 

file differs, playing this file may generate a loud noise which could 

damage the speaker system and the system 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 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.

 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 disc.

Note that the DAB tuning and reception of RDS services 

are only available for CMT-LX40i.

Select “DAB,” “TUNER FM” or “TUNER AM.”
Press FUNCTION +/  repeatedly.

Perform tuning.

Press TUNING MODE  repeatedly until “AUTO” 

appears, and then press +/ (or TUNE +/ on the 

unit) . Scanning stops automatically when a station 

is tuned in, and “TUNED” and “STEREO” (for stereo 

programs only) appear.

When tuning in an FM or AM station, If “TUNED” 

does not appear and the scanning does not stop, press 

  to stop scanning, then perform manual tuning 

(below).

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.

Press TUNING MODE  repeatedly until 

“MANUAL” appears, and then press +/ (or TUNE 

+/ on the unit)  repeatedly to tune in the desired 

station.

 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.

 This tuner does not support data services.

To reduce static noise on a weak FM stereo station, press FM MODE 

 repeatedly until “MONO” appears to turn off stereo reception.

Press DAB AUTO SCAN  on the unit to start the 

DAB Automatic Scan.
“AUTO SCAN?” and “PUSH ENTER” appear.

Select the CD function.
Press FUNCTION +/  repeatedly.

Insert a disc.
Insert a disc in the disc slot  with the label side 

facing forward. 

Insert a disc with 

the label side facing 

forward.

 When you turn on the system, the disc is not pulled into the 

disc slot  until “NO DISC” appears in the display. Do not 

 Do not insert a disc with non-standard shapes (e.g., heart, 

 When pressing   on the unit and then reinserting the disc that 

appears in the disc slot , do not simply push in the disc. Remove 

the disc from the disc slot  and then reinsert it.

 Do not turn off the system with a disc halfway inserted in the disc 

slot . Doing so may cause the disc to fall.

 Do not use a disc with tape, seals or paste on it as this may cause 

malfunction.

 When you eject a disc, handle the disc by its edge. Do not touch the 

surface.

 Do not push a disc into the disc slot  when the system is off. 

Doing so may cause the system to malfunction.

 Do not insert an 8 cm disc with an adaptor. Doing so may cause the 

system to malfunction.

Start playback.
Press  (play) (or  (play/pause) on the unit) 

.

Pause playback

 (pause) (or  on the unit) 

. To resume playback, press the 

button again.

Stop playback

 (stop) .

Select a folder on an 

MP3 disc

 (select folder) +/ .

Select a track or file / (go back/go forward) 

.

Press   (or ENTER on the unit)  to perform 

scanning.
Scanning begins. The scanning progress is indicated 

by advancing asterisks (). 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.

 If your country or region does not support DAB broadcast, 

“NO SERV” appears.

 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.

Use buttons on the remote to preset stations.

Tune in the desired station.

Press TUNER MEMORY  to select the tuner 

memory mode.

Preset number

Press +/  repeatedly to select the desired preset 

number.
If another station is already assigned to the selected 

preset number, the station is replaced by the new 

station.

Press    to store the station.

Repeat steps 1 through 4 to store other stations.
You can preset up to 20 DAB, 20 FM and 10 AM 

stations. The preset stations are retained for about half 

a day even if you disconnect the power cord or if a 

power failure occurs.

To call up a preset radio station, press TUNING 

MODE  repeatedly until “PRESET” appears, and 

then press +/  repeatedly to select the desired 

preset number.

You can preset a DAB service only when it can be received.

* CMT-LX40i: DAB AUTO SCAN button 

CMT-LX20i: PLAY MODE/TUNING MODE button

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.

Slide and remove the battery compartment lid, and 

insert the two R6 (size AA) batteries (supplied only with 

CMT-LX40i),  side first, matching the polarities shown 

below. 

 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.

 Batteries installed devices shall not be exposed to excessive heat such 

as sunshine, fire or the like.

Press VOLUME +/ .

Connect headphones to the PHONES jack  on the 

unit.

Use buttons on the remote to set the clock.

Press  (power)  to turn on the system.

Press TIMER MENU  to select the clock set mode. 
If “PLAY SET” flashes, press /  repeatedly to 

select “CLOCK,” and then press   (enter) .

Press /  repeatedly to set the hour, then press 

 . 

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.

Press DISPLAY . The clock is displayed for about 8 

seconds.

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. 

During the DAB Automatic Scan, “” appears. Do 

not press any button on the unit or the remote during 

DAB Automatic Scan. Scanning is interrupted and 

service list may not be created properly.

To run the DAB Automatic Scan manually, perform 

the procedure of “Running the DAB Automatic Scan 

manually” in “Listening to the radio.” If you have moved 

to another area, perform the DAB Automatic Scan 

manually and re-register the contents of broadcasts.

 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.

 Speakers

Insert only the stripped portion of the cord.

 DAB Antenna (CMT-LX40i only)

With a DAB external antenna (not supplied), you 

can obtain higher DAB broadcast sound quality. We 

recommend that you use the supplied 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.

 Power

Connect the power cord to a wall outlet.

If the plug does not fit the wall outlet, detach the supplied 

plug adaptor (only for models equipped with an adaptor).

Insert an iPod Dock Adapter into the Dock  before 

use. For details on the iPod Dock Adapters, refer to the 

instructions supplied with the Dock Adapters.

Connector

iPod Dock Adapter

To remove the iPod Dock Adapter, 

pull it up with your fingernail or 

a flat object using the slot inside 

the adapter.

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

Dock Adapter supplied with your iPod.

 AM loop antenna

 FM lead antenna (Extend it horizontally.)

 Speaker cord (Red/)

 To right speaker

 Speaker cord (Black/)

 75-ohm coaxial cable with F male type connector 

  (CMT-LX40i only) (not supplied)

 To DAB external antenna (CMT-LX40i only) (not supplied)

 Connect white side

 DAB lead antenna (Extend it horizontally.) (CMT-LX40i only)

 To wall outlet

 Speaker cord (Black/)

 To left speaker

 Speaker cord (Red/)

or

or