2-187-180-81 (1)
To check the remaining power of the
To prevent fire or shock hazard, do not expose the unit to
rain or moisture.
Portable CD Player
Operating Instructions
Do not install the appliance in a confined space, such as
a bookcase or built-in cabinet.
To prevent fire, do not cover the ventilation of the
apparatus with newspapers, tablecloths, curtains, etc. And
don’t place lighted candles on the apparatus.
To prevent fire or shock hazard, do not place objects filled
with liquids, such as vases, on the apparatus.
The use of optical instruments with this product will
increase eye hazard.
Certain countries may regulate disposal of the battery used
to power this product. Please consult with your local
©2004 Sony Corporation
Printed in China
“WALKMAN” is a registered trademark of Sony Corporation to represent Headphone Stereo
is a trademark of Sony Corporation.
CD player (front)
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The validity of the CE marking is restricted to only those
countries where it is legally enforced, mainly in the
countries EEA (European Economic Area).
For customers who purchased this
product in the USA
2 u*
i (headphones) jack
Strap hole
Owner’s Record
The model number and the serial number are located at the
rear of the CD player. Record the serial number in the
space provided below. Refer to these numbers whenever
you call upon your Sony dealer regarding this product.
Model No. D-EJ120
Serial No. ____________________________
Product registration
DC IN 4.5 V (external power
input) jack
You can check it in the display.
Replace the batteries when “
t Lo batt*
*Beep sounds.
• The indicator sections of
roughly shows the
remaining battery power. One section does not always
indicate one-fourth of the battery power.
• Depending on operating conditions, the indicator
sections of
may increase or decrease.
Notes on using the dry batteries
• Be sure to remove the AC power adaptor.
• When the batteries are depleted, replace both batteries
with new ones.
Playing a CD
To insert a CD
1 Slide OPEN to open the lid (A).
2 Fit the CD to the pivot, then close the lid (D).
• This CD player can play CD-Rs/CD-RWs recorded in the
Compact Disc Digital Audio (Audio CD) format, but
playback capability may vary depending on the quality of the
disc and the condition of the recording device.
• 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.
To operate the CD player
• Use to emphasize the bassboosted sound. Press repeatedly
to select BASS
more than BASS .*2
• Also use to keep down the
maximum volume to protect your
hearing. Press and hold until
“AVLS*3” appears in the display.
The AVLS function is turned on.
To turn off the AVLS function,
press and hold again until
“AVLS” disappears.
• Press to start play. Press again to
pause play.
To play from the first track, press
for 2 seconds or more while the
CD player is stopped.
• Also press to enter the selection.
Use to lock the controls to prevent
accidental button presses.
Press . or > once to find
the beginning of the current/next
track. Press . or >
repeatedly to find the beginning of
the previous/succeeding tracks.
Press and hold . or > to go
backward/forward quickly.
5 x(stop)
Press to stop play.
(play mode/repeat)
During play, press repeatedly until
the play mode you want appears on
the display.
No indication: Normal play
“1”: Single track play
“SHUF”: Shuffle play
“ ”: Bookmark track play
“PGM”: PGM (program) play
To repeat the play mode you
selected, press and hold until “ ”
• Press once to display “track
number and remaining time of the
current track.”
Press twice to display “the
number of tracks left and the time
remaining on the CD.”
Press three times to display “track
number and elapsed playing time
(normal display).”
• Also press to enter the menu and
to enter the selection.
8 VOL+/–
Press to adjust the volume.
Please register this product on line at www.sony.com/
Proper registration will enable us to send you periodic
mailings about software upgrades, new products, services
and other important announcements. Thank you.
8 VOL +*/–
3 HOLD (rear)
*The button has a tactile dot.
CD player (inside)
Open the battery compartment lid.
Insert the # end first (for both
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.
Power Sources
To use the AC power adaptor (C)
1 Connect the AC power adaptor to an AC outlet.
To use the batteries (B)
Track number
Use only the following batteries for your CD player:
Playing time
Dry batteries
• LR6 (size AA) alkaline batteries
To insert the batteries
1 Open the battery compartment lid inside your CD
Play mode
2 Insert two batteries by matching the 3 to the diagram
Sound mode
Remaining battery power
in the battery compartment and close the lid until it
clicks into place.
Battery life* (approx. hours)
to an AC outlet
(When the CD player is used on a flat and stable place.)
Playing time varies depending on how the CD player is
Label side up
AC power
DC IN 4.5V
Headphones or earphones
Two Sony alkaline
batteries LR6 (SG)
(produced in Japan)
* Measured value by the standard of JEITA (Japan
Electronics and Information Technology Industries
” flashes.
*1 If you disconnect the power sources, all settings return to the
*2 If the sound is distorted when using the SOUND function,
turn down the volume.
*3 AVLS = Automatic Volume Limiter System
*4 AMS = Automatic Music Sensor
To remove the CD
Remove the CD while pressing the pivot as illustrated
Playing your favorite tracks
by adding Bookmarks
List of menus
Menu 1
(Bookmark track play)
You can add Bookmarks to up to 99 tracks for each CD.
You can use this function for up to 5 CDs.
To add Bookmarks
Menu 2
Bookmark, press and hold u until “
(Bookmark)” flashes on the display.
Turning off the
beep sound
b on
b off
When the Bookmark has been added successfully,
flashing of “ ” becomes slow.
* You can set this item during both play and stop.
The time set is estimated.
1 During playback of the track where you want to add a
2 Repeat step 1 to add Bookmarks to the tracks you
If you disconnect the power sources, all settings return to
the defaults.
To listen to the tracks with
1 Press P MODE/
2 Press u.
repeatedly until “
” flashes.
“ ” lights up in the display and the playback of the
tracks with Bookmarks starts.
Should any problem persist after you have made these
checks, consult your nearest Sony dealer.
Compact disc digital audio system
“Hold” appears in the display when you
press a button, and the CD does not
c The buttons are locked. Slide HOLD back.
The volume does not increase even if
you press VOL + repeatedly.
c Press and hold SOUND until “AVLS” disappears from
the display.
The battery compartment lid is
dettached by an accidental drop,
excessive force, etc.
c Attach it as illustrated below.
Laser diode properties
Material: GaAlAs
Wavelength: λ = 780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW (This output is the value
measured at a distance of 200 mm from the objective lens
surface on the optical pick-up block with 7 mm aperture.)
Power requirements
• Two size AA (LR6) batteries: 1.5 V DC × 2
• AC power adaptor (DC IN 4.5 V jack):
220 V, 50 Hz (Model for China)
120 V, 60 Hz (Model for Mexico)
Dimensions (w/h/d) (without projecting
parts and controls)
Approx. 135.8 × 28.2 × 135.8 mm (5 3⁄8 × 1 1⁄8 × 5 3⁄8 in.)
Mass (excluding accessories)
On safety
Approx. 180 g (6.4 oz)
During playback of the track with a Bookmark, press and
hold u until “ ” disappears from the display.
• Should any solid objects or liquid fall into the CD
player, unplug it and have it checked by qualified
personnel before operating it any further.
• Do not put any foreign objects in the DC IN 4.5 V
(external power input) jack.
To check the tracks with Bookmarks
On power sources
During playback of the tracks with Bookmarks, “
keeps flashing slowly in the display.
• When you are not using the CD player for a long time,
disconnect all power sources from the CD player.
Supplied Accessories
On AC power adaptor
Headphones/earphones (1)
To remove the Bookmarks
• During playback of the tracks with Bookmarks, tracks
are played in order of track number, and not in the order
you added the Bookmarks.
• If you try to add Bookmarks to the tracks on the 6th CD,
the Bookmarks of the CD you played back first will be
• If you remove all power sources, all Bookmarks stored
in memory will be erased.
Playing tracks in your
favorite order (PGM play)
1 During playback, press P MODE/
On dry batteries
2 Press . or > to select a track.
3 To enter the selected track, press and hold u until
the playing order increases by one.
“00” appears and the playing order increases
by one.
4 Repeat steps 2 and 3 to select the tracks in your
favorite order.
5 Press u to start PGM play.
To check the program
During programming:
Press and hold u repeatedly before step 5.
During the PGM play:
Press P MODE/
repeatedly until “PGM” flashes, then
press and hold u repeatedly.
Each time you press u, the track number appears.
• When you finish entering the 64th track in step 3, the first
selected track appears in the display.
• If you select more than 64 tracks, the first selected
tracks are erased.
Other functions
You can make the following settings using the menu.
The timer function
You can set the CD player to stop playback automatically
within a range of 5 to 95 minutes at 5 minute intervals.
When the CD player is playing and the timer function is
activated, the track number flashes on the display.
The G-PROTECTION function
This function has been developed to provide excellent
protection against sound skipping during many active uses.*
Turning off the beep sound
You can turn off the beep sound that is heard from your
headphones/earphones when you operate your CD player.
* Sound may skip:
– if the CD player receives stronger continuous shock than
– if a dirty or scratched CD is played or
– when using poor-quality CD-Rs/CD-RWs or if there is a
problem with the recording device or application software.
How to set
1 While play is stopped, press DISPLAY/MENU until
• Do not throw the batteries into fire.
• Do not carry the batteries with coins or other metallic
objects. It can generate heat if the positive and negative
terminals of the battery are accidentally contacted by a
metallic object.
• Do not mix new batteries with old ones.
• Do not use different types of batteries together.
• When the batteries are not to be used for a long time,
remove them.
• If battery leakage occurs, wipe off any deposit in the
battery compartment, and install new batteries. In case
the deposit adheres to you, wash it off thoroughly.
On the CD player
• Keep the lens on the CD player clean and do not touch
it. If you do so, the lens may be damaged and the CD
player will not operate properly.
• Do not put any heavy object on top of the CD player.
The CD player and the CD may be damaged.
• Do not leave the CD player in a location near heat
sources, or in a place subject to direct sunlight,
excessive dust or sand, moisture, rain, mechanical
shock, unleveled surface, or in a car with its windows
• If the CD player causes interference to the radio or
television reception, turn off the CD player or move it
away from the radio or television.
• Discs with non-standard shapes (e.g., heart, square, star)
cannot be played on this CD player. Attempting to do so
may damage the CD player. Do not use such discs.
On headphones/earphones
Road safety
Do not use headphones/earphones while driving, cycling,
or operating any motorized vehicle. It may create a traffic
hazard and is illegal in some areas. It can also be
potentially dangerous to play your headsets at high
volume while walking, especially at pedestrian crossings.
You should exercise extreme caution or discontinue use in
potentially hazardous situations.
Preventing hearing damage
Avoid using headphones/earphones at high volume.
Hearing experts advise against continuous, loud and
extended play. If you experience a ringing in your ears,
reduce volume or discontinue use.
Consideration for others
Keep the volume at a moderate level. This will allow you
to hear outside sounds and to be considerate to the people
around you.
“t-SEt” appears.
From this step on, start the next operation within 15
seconds after you finish the previous operation. If the
indications on the display disappear, start from step 1
2 Press . or > to select the Menu 1 item, then
press DISPLAY/MENU or u.
The Menu 2 item starts flashing.
3 Press . or > to select the Menu 2 item, then
press DISPLAY/MENU or u to enter the selection.
When the item has been entered properly, the item
stops flashing.
To return to the previous screen, press x.
To cancel the setting operation, press and hold x.
Design and specifications are subject to change without
Polarity of the plug
You can program the CD player to play up to 64 tracks in
your favorite order.
repeatedly until
5°C - 35°C (41°F - 95°F)
• Use only the AC power adaptor supplied. If your CD
player is not supplied with the one, use the AC-E45HG
AC power adaptor. Do not use any other AC power
adaptor. It may cause a malfunction.
• Do not touch the AC power adaptor with wet hands.
• Connect the AC power adaptor to an easily accessible
AC outlet. Should you notice an abnormality in the AC
power adaptor, disconnect it from the AC outlet
“PGM” appears.
Operating temperature
To clean the casing
Use a soft cloth slightly moistened in water or a mild
detergent solution. Do not use alcohol, benzine or thinner.
To clean the plugs
If the plugs become dirty, there is no audio or noise is
heard. Clean them with a dry soft cloth periodically.
This warranty is valid only in the United States.