OPERATING INSTRUCTIONS
MANUAL DE INSTRUCCIONES
MODE D’EMPLOI
CDC-X427
YUC
STEREO CAR CD RECEIVER
RADIO-TOCADISCOS DE CD ESTEREOFONICO PARA
AUTOMOVIL
ENGLISH
ESPAÑOL
FRANÇAIS
OWNER’S RECORD
For your convenience, record the model number and
serial number (you will find them on the bottom side of
your set) in the space provided below. Please refer to
them when you contact your AIWA dealer in case of
difficulty.
Model No. CDC-X427
Serial No.
8C-KCG-901-01
011120ATM-OX
THEFT PROTECTION
BASIC OPERATION,
AUDIO AND CLOCK
ADJUSTMENT
Take the front panel with you when leaving the car, and
keep it in the supplied carrying case.
Detaching the front panel
PWR/MUTE
SEL
Before detaching the front panel, remove the CD to
prevent possible damage to the unit.
AUDIO CONTROL
1
2
3
Press z to remove the CD.
Press and hold PWR/MUTE until the unit turns off.
Press %. (Hold the panel with one hand to prevent
accidentally dropping it.)
i/
k
DISP SRC
4
Remove the panel.
BAND
Turning the unit on/off
• Press PWR/MUTE to turn on the unit. The unit also
turns on when you insert a CD.
• Press and hold PWR/MUTE until the unit turns off.
Note
Most operations described in this manual require
theunittobeturnedonbeforestartingtheoperation,
unless explicitly stated otherwise.
Attaching the front panel
1
2
Engagetheleftsideofthefrontpaneltotheleftcatch
on the unit.
Changing the source mode
Push the panel forward until it locks. Be sure not to
press any buttons while you are attaching the panel.
1
Press SRC.
Pressing SRC cycles through source modes in the
following order:
FM1 (FM2/FM3/AM1/AM2) → CD* → AUX
↑
* “CD” does not appear in the display when there is no
CD in the unit.
Adjusting the volume
1
Turn AUDIO CONTROL.
Note
VOL (volume) indicator flashes.
Do not touch the connector on the reverse side of the
front panel. This could cause a poor or faulty connection.
Muting the sound
1
Press PWR/MUTE briefly.
MUTE indicator flashes.
To restore volume, briefly press PWR/MUTE again.
ENGLISH 2
Adjusting sound
Setting the clock
You can select the following modes for adjusting sound
depending on the music you listen to: BASS (low
frequencies), TRE (high frequencies), BAL (left/right),
FAD (front/ rear) and H-BASS (high bass).
1Press and hold DISP until the clock indicator
flashes in the display.
2Press i (to set hour) or k (to set minute), and
then turn AUDIO CONTROL.
1
Press SEL repeatedly to select the mode to be
adjusted.
3Press DISP.
Pressing SEL cycles through the modes. The
selected mode’s indicator flashes.
Displaying the clock
2
Turn AUDIO CONTROL to increase/decrease the
level or to select on/off for the selected mode.
1
Press DISP.
To return to the former display, press DISP again.
Note
Adjust the level or select on/off within 5 seconds, or the
selected mode will return to previous state.
RADIO OPERATION
Tuning in to a station
(Seek/Manual Tuning)
LO
Aligning the source levels
(Source Level Adjuster)
Volume may vary each time you change the source
mode. In this case, you can align each source mode’s
volume to almost the same level.
1
2
3
PressSRCorBANDrepeatedlytoselectthedesired
mode.
Press DISP while pressing SEL.
“LA 0” appears in the display.
Turn AUDIO CONTROL to adjust the level.
BAND
i
/k
Stereo indicator Local indicator
Note
Adjust the level within 5 seconds, or the selected mode
will be canceled.
Restoring the factory settings
Band indicator Frequency indication
1
2
Turn off the unit.
1
Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
Press and hold DISP until “LA --” appears in the
display.
2* Press i (to move to higher frequencies) or k (to
move to lower frequencies) to tune in to a station.
“ST” appears in the display when an FM station is
broadcasting in stereo, and receiving conditions are
good.
Note
YoucanrestorethefactorysettingsonlyforVOL,BASS,
TRE, BAL, FAD, and H-BASS, and aligned source
volume levels.
*Seek Tuning and Manual Tuning
• Press and hold i or k until seek Tuning starts.
Theunitlocatesastationautomatically(SeekTuning).
• Press i or k repeatedly to search for a desired
station while increasing or decreasing the frequency
step by step (Manual Tuning).
Muting button beep sounds
1
2
Turn off the unit.
Press and hold SEL until “bEEP” appears in the
display.
To stop Seek Tuning, press i or k again.
3
4
TurnAUDIOCONTROLtoselecton(levelindicators
appear) or off (level indicators disappear).
Press SEL.
3 ENGLISH
Monaural mode
Presetting stations manually
(Manual Memory)
When signals become weak, or reception becomes
poor, the unit automatically switches to Monaural mode
to reduce noise.
1
Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
Local mode
2
Press i or k to tune in to a desired station (see
“Tuning in to a station” as well for another tuning
method).
Local mode allows you to tune in only to strong stations
during Seek Tuning.
3
Pressandholdthedesiredpresetstationbuttonuntil
the unit beeps.
1
Press LO before you start seek tuning.
“LO” appears in the display.
To return to Distant mode, press LO again.
“LO” disappears and the unit tunes in to all receivable
stations.
Note
A newly preset station replaces the station on the same
band that was previously stored on that preset station
button.
Using preset stations
Tuning in to a preset station
Youmustpresetstationsbeforeyoucantuneinastation
using preset station number buttons.
1
2
Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1 or AM2).
Press the preset station button on which the desired
station is stored.
Active tuning reception control (ATRC)
The unit automatically suppresses FM noise caused by
vehicle movement, and maintains sound quality.
PS/A.ME
k
BAND
i
/
Preset station buttons 1 to 6
CD PLAYER OPERATION
Playing a CD
Preset station number
You can play CDs, CD-Rs and CD-RWs using the
procedure described below.
Presetting stations automatically
(Auto Memory)
SRC
z
1
Press BAND repeatedly to select the desired band
(FM1, FM2, FM3, AM1, or AM2).
Press and hold PS/A.ME until automatic presetting
starts.
2
The unit automatically stores up to 6 stations for
each band.
INT RNDM
REP 1
r
/t
After completion of automatic presetting, the unit
tunes in to the station stored on preset station
button 1.
1
Insert a CD.
“CD” appears in the display.
CD play starts.
Tocancelautomaticpresetting,pressPS/A.MEagain.
If a CD is already inserted, press SRC repeatedly to
select CD play mode.
In normal play, when the last track finishes, the unit
returns to the first track and continues to play.
Checking the preset stations (Preset Scan)
1
Press PS/A.ME briefly.
Each preset station will be tuned in for 5 seconds in
order.
To cancel Preset Scan, press PS/A.ME again or any
preset station button.
ENGLISH 4
Intro Play
Labeled-side up
You can locate a desired track by monitoring the first 10
seconds of all the tracks on a CD.
1
Press INT during CD play.
“SCAN” appears in the display.
2
Press INT again when the desired track is played.
The unit returns to normal CD play.
Track number
One track Repeat Play
You can play a track repeatedly.
1
Press REP1 during CD play.
“REPEAT1” appears in the display.
To cancel One track Repeat Play, press REP1 again.
CD indicator Elapsed playing time
Random Play
You can play all the tracks in random order.
To
Press
1
Press RNDM during CD play.
Eject a CD
z
“RANDOM” appears in the display.
To cancel Random Play, press RNDM again.
Skip to the next track
t
r
Go back to the beginning
of the current track
Each extra press skips
backward one extra track
Note
During Random Play, pressing r allows you to skip
only to the beginning of the current track, not to the
previous track.
Locate a specific point in Press and hold r or
a track
t until you find the
point.
AUXILIARY EQUIPMENT
Note
Listening to a cassette/MD/MP3 portable
player or other equipment
• When you play a CD that is already inserted, CD play
starts at the point where it stopped the previous time.
A newly inserted CD starts from the first track.
• A CD-R or CD-RW may take some time to start playing
back, but this is not a malfunction.
• If a CD-R or CD-RW with no data or incompatible data
is inserted, “E03” will appear in the display. The unit
cannot play such discs.
Youcanlistentoequipmentconnectedtotheunit. Refer
to the operating instructions for the corresponding
equipment for more detailed information.
Be sure to remove inserted CDs to prevent possible
damage to the unit before connecting the equipment.
SRC
AUX jack
1
2
Connectacassette/MD/MP3portableplayerorother
equipment to the unit’s AUX jack (3.5 mm dia.).
Press SRC repeatedly until “AUX” appears in the
display.
During AUX mode, the clock display appears.
5 ENGLISH
Preparations
OTHER FUNCTIONS
A lithium battery is installed in the remote control at the
factory.
Before you use the remote control, be sure to remove
the insulating sheet by simply pulling it out.
Remote control (back)
SRC
AUDIO
CONTROL
Changing the key illumination color
Youcanchooseblueorredasthekeyilluminationcolor.
1
Press and hold SRC until “ILL” appears in the
display.
Insulating sheet
2
Turn AUDIO CONTROL to select 1 (for blue) or 2
(for red).
Replacing the battery
1
Insert the tip of a pointed object A into the hole B
and pull out the battery holder to remove the lithium
battery (CR2025).
Setting the dimmer of the display
1
2
Press and hold SEL until “D” appears in the display.
Turn AUDIO CONTROL to select “D 0 (bright)” or “D
1 (dimmed).”
Remote control (back)
CARD REMOTE
CONTROL
Names of parts
Battery holder
2
Install a new lithium battery (CR2025) with the )
BAND
TAPE
side facing up in the battery holder.
CD-CH
CD
SKIP
REW
FF
TUNING / DISC
UP
DOWN
VOLUME
3
Push the battery holder into the unit until it clicks.
1 BAND button
2 TAPE button (This button is not available with this
unit.)
3 CD button
4 CD-CH button (CD changer only)
5 SKIP f/REW button
6 SKIP g/FF button
7 PS (preset) button
8 TUNING/DISC UP/DOWN buttons
9 VOLUME +/- buttons
CAUTION
• Keep the lithium battery out of the reach of children. If
swallowed, consult a doctor immediately.
• To prevent a short circuit, never pinch the battery with
pliers, etc.
ENGLISH 6
TROUBLESHOOTING
SPECIFICATIONS
RADIO SECTION
(FM)
Frequency Range: 87.5 MHz – 108 MHz
Usable Sensitivity: 12.7 dBf
50 dB Quieting Sensitivity: 17.2 dBf
IF Rejection: 100 dB
Error code
In the following cases the corresponding error code
indication appears. Follow the suggestions below to
solve such problems. If the error code indication does
not disappear, consult an AIWA service center.
Frequency Response: 30 Hz – 15,000 Hz
S/N Ratio: 70 dB
Stereo Separation: 35 dB at 1 kHz
Alternate Channel Selectivity: 90 dB
Capture Ratio: 3 dB
E03 Focuserror.CheckthattheCDisloadedproperly
(right side up, etc.), and the CD contains valid
data.
Reset button
IfaCDdoesnotoperateproperly, presstheresetbutton
with a pointed object such as a pencil, etc. Note that all
your settings will be erased if this button is pressed.
(AM)
Frequency Range: 530 kHz – 1,710 kHz
Usable Sensitivity: 30 µV (30 dB)
CD SECTION
Frequency Response: 17 Hz – 20 kHz +0/–3 dB
Dynamic Range: More than 85 dB
Channel Separation: More than 60 dB
S/N Ratio: More than 90 dB
Wow/Flutter: Unmeasurable
Reset button
AUDIO SECTION
Max. Power Output:45 W × 4 channels
MAINTENANCE
AUX input
Input sensitivity (load impedance) AUX: 300 mV
(10 kΩ)
Cleaning the front panel
Wipe the surface with a soft, dry cloth. Do not use liquid
cleaners or aerosol cleaners.
GENERAL
Power-Supply Voltage: 14.4 V (11 to 16 V
allowable), DC, negative ground
Load Impedance: 4 Ω
Cleaning the connector
The connector needs to be cleaned occasionally. Wipe
the surface of the connector with a cotton swab slightly
moistened with alcohol.
Tone Control:
Bass ± 10 dB at 100 Hz, Treble ± 10 dB at 10 kHz
Preamp Output Voltage (load impedance): 2.2 V
(10 kΩ)
Back of the front panel
Installed size: 182 (W) × 53 (H) × 155 (D) mm
(7 1/4 (W) × 2 1/8 (H) × 6 1/8 (D) inches)
Supplied Accessory: Carrying case (1)
CARD REMOTE CONTROL
Dimensions: approx. 33 (W) × 85 (H) × 7.5 (D) mm
(1 5/16 (W) × 3 3/8 (H) × 5/16 (D) inches)
Weight: approx. 20g (0.7 oz.) (including battery)
• Specifications and external appearance are subject to
change without notice due to product improvement.
REAR PANEL
For details, refer to the separate “INSTALLATION AND
CONNECTIONS”.
7 ENGLISH
Printed in Indonesia
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