Location of controls
SOURCE
BTM
SENS
MODE
SEEK
ATT
AMS
D-BASS
REPEAT
SHUF
1
2
3
4
5
6
OFF
SOUND
DSPL
CDX-1200
1 MODE (band select) button
0 SOUND button
2 SOURCE (source select) button
qa During radio reception:
Number buttons
3 Reset button
During CD playback:
4 (+) (-) (volume/bass/treble/left-right/
(1) REPEAT button
front-rear control) button
(2) SHUF button
5 Display window
qs DSPL (display mode change/time set)
6 SEEK/AMS (seek/Automatic Music Sensor/
button
manual search) button
qd OFF button*
7 Z (eject) button
qf ATT (attenuate) button
8 SENS/BTM (sensitivity adjust/Best Tuning
Memory) button
9 D-BASS button
* Warning when installing in a car
without ACC (accessory) position
on the ignition key switch
Be sure to press (OFF) on the unit for two
seconds to turn off the clock display after
turning off the engine.
When you press (OFF) momentarily, the clock
display does not turn off and this causes
battery wear.
CD Player
Locating a specific track
Listening to a CD
— Automatic Music Sensor (AMS)
During CD playback, press either side of
Insert a CD.
(SEEK/AMS) for each track you want to
Playback starts automatically.
skip.
Label side up
To locate succeeding tracks
SEEK
AMS
To locate preceding tracks
Locating a specific point in a track
— Manual Search
During playback, press and hold either side
If a CD is already inserted, press (SOURCE)
of (SEEK/AMS) for about two seconds.
repeatedly until "CD" appears to start playback.
Release when you have found the desired
point.
MIN
SEC
CD
To search forward
Elapsed playing time
SEEK
AMS
Note
To search backward
To play back an 8 cm (3 in.) CD, use the optional
Sony compact disc single adapter (CSA-8).
Note
If "
" or "
" appears in the display,
you have reached the beginning or the end of the
To
Press
disc and you cannot go any further.
Stop playback
Z or (OFF)
Eject the CD
Z
Playing a CD in various
Changing the display item
modes
Each time you press (DSPL) during CD
playback, the item changes as follows:
Playing tracks repeatedly
B Elapsed playing time
B Track number
— Repeat Play
Clock b
Press (1) during playback.
"REPEAT" appears in the display.
When the current track is over, it will play again
from the beginning.
To return to normal playback mode, press again.
Playing tracks in random order
— Shuffle Play
Press (2) during playback.
"SHUF" appears in the display.
To return to normal playback mode, press again.
Setting the clock
Radio
The clock has a 12-hour digital indication.
Example: To set the clock to 10:08
1
Press (DSPL) during operation.
Memorizing stations
automatically
2
Press (DSPL) for two seconds.
— Best Tuning Memory (BTM)
This unit selects the stations with the strongest
signals and memorizes them in the order of their
The hour indication flashes.
frequencies. You can store up to 6 stations on
each band (FM I, FM II, FM III, and AM).
1 Set the hour.
Caution
To go forward
When tuning in stations while driving, use Best
Tuning Memory to prevent accidents.
To go backward
1
Press (SOURCE) repeatedly to select the
tuner.
Each time you press (SOURCE), the mode
changes as follows:
CD y TUNER
2 Press (SOUND).
2
Press (MODE) repeatedly to select the
band.
Each time you press (MODE), the band
The minute indication flashes.
changes as follows:
B FM I
B FM II
B FM III
3 Set the minute.
To go forward
3
Press (SENS/BTM) for two seconds.
The unit stores stations in the order of their
To go backward
frequencies on the number buttons.
A beep sounds when the setting is stored.
Notes
• The unit does not store stations with weak signals.
If only a few stations can be received, some
3
Press (DSPL).
number buttons will retain their former setting.
• When a number is indicated in the display, the unit
starts storing stations from the one currently
displayed.
• If a CD is not in the unit, only the tuner band
The clock starts.
appears even if you press (SOURCE).
Note
If the car has no accessory position on the ignition
key switch, the clock cannot be set unless the power
is turned on. Set the clock after you have turned on
the radio, or started CD playback.
Other Functions
Adjusting the sound
Boosting the bass sound
characteristics
— D-bass
You can enjoy a clear and powerful bass sound.
You can adjust the bass, treble, balance, and
The D-bass function boosts the low frequency
fader. You can store the bass and treble levels.
and high frequency signal with a sharper curve
Each source can store the bass and treble level
than conventional bass boost.
independently.
You can hear the bass line more clearly even
while the vocal volume remains the same. You
1
Select the item you want to adjust by
can emphasize and adjust the bass sound easily
pressing (SOUND) repeatedly.
with the D-BASS control.
BAS (bass) t TRE (treble) t
D-BASS 3
BALANCE (left-right) t FADER (front-rear)
D-BASS 2
D-BASS 1
t VOL (volume)
2
Adjust the selected item by pressing (+) or
0dB
(-).
Frequency (Hz)
Adjust within three seconds after selecting
the item. (After three seconds, the buttons
Adjusting the bass curve
function reverts to volume control buttons.)
Press (D-BASS) repeatedly to select the
desired bass curve.
"D-BASS" appear in the display.
As the D-BASS number increases so does the
Cancel the beep sound
effect.
D-BASS 1 t D-BASS 2 t D-BASS 3 t
Press (6) while pressing (SOUND).
D-BASS OFF
To obtain the beep sound again, press these
buttons again.
Note
The bass sound may distort at same volume. If the
bass sound distorts, select less effective bass curve.
Note
If you connect an optional power amplifier and do
not use the built-in amplifier, the beep sound will be
deactivated.
Attenuating the sound
Press (ATT).
"ATT" flashes.
To restore the previous volume level, press
(ATT) again.
If you cannot tune in a preset
Memorizing only the
station
desired stations
Press either side of (SEEK/AMS) to search
for the station (automatic tuning).
You can store up to 6 stations on each band (a
Scanning stops when the unit receives a
total of 18 for FM I, FM II, and FM III, and 6 for
station. Press either side of (SEEK/AMS)
AM) in the order of your choice.
repeatedly until the desired station is
received.
1
Press (SOURCE) repeatedly to select the
Note
tuner.
If the automatic tuning stops too frequently, press
(SENS/BTM) repeatedly until "LOCAL" (local seek
2
Press (MODE) repeatedly to select the
mode) is displayed. Only the stations with relatively
band.
strong signals will be tuned in.
Tip
3
press and hold either side of (SEEK/AMS)
If you know the frequency of the station you want
to tune in the station that you want to
to listen to, press and hold either side of (SEEK/AMS)
store on the number button.
until the desired frequency appears (manual tuning).
4
If FM stereo reception is poor
Press and hold the desired number button
— Monaural Mode
((1) to (6)) until "MEM" appears.
The number button indication appears in the
Press (SENS/BTM) repeatedly until
display.
"MONO" appears.
The sound improves, but becomes monaural
Note
("STEREO" disappears).
If you try to store another station on the same
B AM
number button, the previously stored station will be
erased.
To return to normal mode, press again until
"MONO" disappears.
Changing the display item
Receiving the memorized
Each time you press (DSPL), the item changes
as follows:
stations
Frequency y Clock
1
Press (SOURCE) repeatedly to select the
tuner.
2
Press (MODE) repeatedly to select the
band.
3
Press the number button ((1) to (6)) on
which the desired station is stored.
D-BASS 3
D-BASS 2
D-BASS 1
Troubleshooting guide
The following checklist will help you remedy the problems you may encounter with your unit.
Before going through the checklist below, check the connection and operating procedures.
General
Problem
Cause/Solution
No sound.
•Adjust the volume with (+).
•Set the fader control to the center position for two-speaker
systems.
The contents of the memory
•The power cord or battery has been disconnected.
have been erased.
•The reset button has been pressed.
t Store the settings again into the memory.
No beep sound.
•An optional power amplifier is connected and you are not using
the built-in amplifier.
•The beep sound is cancelled.
CD playback
Problem
Cause/Solution
CD cannot be loaded.
•Another CD is already loaded.
•The CD was forcibly inserted upside down.
Play does not begin.
Dirty disc.
CD is automatically ejected.
The ambient temperature exceeds 50°C (122°F).
CD will not eject.
Press the reset button.
The operation buttons do not
function.
The sound skips due to
•The unit is installed at an angle of more than 60°.
vibration.
•The unit is not installed in a sturdy part of the car.
Radio reception
Problem
Cause/Solution
Preset tuning is not possible.
•Memorize the correct frequency.
•The broadcast signal is too weak.
Automatic tuning is not
The broadcast signal is too weak.
possible.
t Use manual tuning.
The stations cannot be
Connect an power aerial control lead (blue) or accessory power
received.
supply lead (red) to the power supply lead of a car's aerial
The sound is hampered by
booster. (When your car has built-in FM/AM aerial in the rear/
noises.
side glass only.)
The "STEREO" indication flashes.
•Tune in the frequency accurately.
•The broadcast signal is too weak.
t Set to the MONO mode.
Error displays
The following indications will flash for a while.
Display
Cause
Solution
A CD is dirty or inserted upside
Clean or insert the CD correctly.
down.
The CD player cannot be operated
Press the reset button.
because of some problem.
If the above-mentioned solutions do not help improve the situation, consult your nearest Sony
dealer.
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