The model and serial numbers are located on the bottom of the unit.
Record these numbers in the space provided below.
Refer to these numbers whenever you call upon your Sony dealer regarding this
product.
Model No. CDX-L550X Serial No.
For installation and connections, see the supplied installation/connections
manual.
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.
CAUTION
The use of optical instruments with this
product will increase eye hazard.
Thank you for purchasing this Sony Compact
Disc Player. You can enjoy its various features
even more with:
without an ACC (accessory) position
on the ignition key switch
Be sure to press (OFF) on the unit for 2
seconds to turn off the clock display after
turning off the engine.
Otherwise, the clock display does not turn
off and this causes battery drain.
MENU
CD
(1) REP 10
(2) SHUF 10
11, 12
CDX-L550X
4
Card remote commander
RM-X114 (optional)
DSPLMODE
+
PRESET
DISC
LIST
+
U
N
E
M
(PRESET)
(+): to select upwards
(SEEK)
(+):to select
rightwards
/>
(SEEK)
(–): to select
leftwards/
.
(PRESET)
(–): to select downwards
In menu mode, the currently selectable
button (s) of these four are indicated with a
“M” in the display.
qk PRESET buttons (+/–)
11, 13
RADIO
9, 11, 12, 13, 16, 18
MENU
ql SEEK buttons (–/+) 15
9
CD
11, 12
RADIO
9, 12, 16, 18
MENU
SEEK
SO
SOURCE
–
UN
DISC
D
PRESET –
+
VOL
+
SEEK
–
ENTER
ATTOFF
–
The corresponding buttons of the card
remote commander control the same
functions as those on this unit.
1 DSPL button
2 MENU button
3 SOURCE button
4 SEEK (</,) buttons
5 SOUND button
6 OFF button
7 VOL (+/–) buttons
8 MODE button
9 LIST button
0 PRESET (M/m) buttons
qa ENTER button
qs ATT button
Note
If the unit is turned off by pressing (OFF) for 2
seconds, it cannot be operated with the card
remote commander unless (SOURCE) on the unit is
pressed, or a disc is inserted to activate the unit
first.
Tip
Refer to “Replacing the lithium battery” for details
on how to replace the batteries (page 19).
5
Precautions
Notes on discs
•If your car was parked in direct sunlight,
allow the unit to cool off before operating it.
•Power antennas will extend automatically
while the unit is operating.
If you have any questions or problems
concerning your unit that are not covered in
this manual, please consult your nearest Sony
dealer.
Moisture condensation
On a rainy day or in a very damp area,
moisture condensation may occur inside the
lenses and display of the unit. Should this
occur, the unit will not operate properly. In
such a case, remove the disc and wait for about
an hour until the moisture has evaporated.
To maintain high sound quality
Be careful not to splash juice or other soft
drinks onto the unit or discs.
•To keep the disc clean, do not touch the
surface. Handle the disc by its edge.
•Keep your discs in their cases or disc
magazines when not in use. Do not subject
the discs to heat/high temperature. Avoid
leaving them in parked cars or on
dashboards/rear trays.
•Do not attach labels, or use discs with sticky
ink/residue. Such discs may stop spinning
when used, causing a malfunction, or may
ruin the disc.
•Discs with special shapes (heart-shaped
discs, octagonal discs, etc.) cannot be played
on this unit. Attempting to do so may
damage the unit. Do not use such discs.
• You cannot play 8 cm (3 in.) CDs.
•Before playing, clean the discs with a
commercially available cleaning cloth. Wipe
each disc from the center out. Do not use
solvents such as benzine, thinner,
commercially available cleaners, or antistatic
spray intended for analog discs.
6
Notes on CD-R discs
•You can play CD-Rs (recordable CDs)
designed for audio use on this unit.
Look for this mark to distinguish CD-Rs for
audio use.
Getting Started
Resetting the unit
This mark denotes that a disc is not for audio
use.
•Some CD-Rs (depending on the equipment
used for its recording or the condition of the
disc) may not play on this unit.
•You cannot play a CD-R that is not finalized*.
* A process necessary for a recorded CD-R disc to
be played on the audio CD player.
Before operating the unit for the first time or
after replacing the car battery, you must reset
the unit.
Remove the front panel and press the RESET
button with a pointed object, such as a ballpoint pen.
RESET button
Note
Pressing the RESET button will erase the clock
setting and some stored contents.
7
Detaching the front panel
You can detach the front panel of this unit to
protect the unit from being stolen.
Caution alarm
If you turn the ignition switch to the OFF
position without removing the front panel, the
caution alarm will beep for a few seconds.
If you connect an optional amplifier and do not
use the built-in amplifier, the beep sound will
be deactivated.
1 Press (OFF)*.
CD playback or radio reception stops (the
key illumination and display remain on).
* If your car has no ACC position on the
ignition switch, be sure to turn the unit off by
pressing (OFF) for 2 seconds to avoid car
battery drain.
Attaching the front panel
Place hole A of the front panel onto the
spindle B on the unit, then lightly push the
left side in.
Press (SOURCE) (or insert a CD) to operate the
unit.
A
B
2 Press (OPEN), then slide the front panel
to the right, and gently pull out the left
end of the front panel.
1
2
Notes
• If you detach the panel while the unit is still
turned on, the power will turn off automatically
to prevent the speakers from being damaged.
• Do not drop or put excessive pressure on the
front panel and its display window.
• Do not subject the front panel to heat/high
temperature or moisture. Avoid leaving it in
parked cars or on dashboards/rear trays.
Tip
When carrying the front panel with you, use the
supplied front panel case.
x
Note
Do not put anything on the inner surface of the
front panel.
8
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