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12.TROUBLE SHOOTING

Before going through the check list, check wiring connection. If any of the problems persist after check 
list has been made, consult your nearest service dealer.

Symptom

Cause

Solution

No power

The car ignition is not on.

If the power supply is properly connected 
to the car accessory terminal, switch the 
ignition key to “ACC”

Disc cannot be loaded 
or ejected

The fuse is blown.

Replace the fuse.

Presence of CD disc inside 
the player.

Remove the disc in the player, then put a 
new one.

Inserting the disc in reverse
direction.

Insert the compact disc with the label 
facing upward.

Compact disc is extremely 
dirty or defective disc.

Clean the disc or try to play a new one.

Temperature inside the car is
too high.

Cool off or until the ambient temperature
returns to normal.

Condensation.

Leave the player off for an hour or so,
then try again.

Volume is in minimum.

Adjust volume to a desired level.

Wiring is not properly 
connected.

Check wiring connection.

The operation keys do 
not work

No sound

The built-in microcomputer is
not operating properly due to 
noise.

Press the RESET button.
Front panel is not properly fixed into its 
place

Sound skips.

The installation angle is 
more than 30 degrees.

Adjust the installation angle to less than 
30 degrees.

The disc is extremely dirty or a
defective disc.

Clean the compact disc or try to play a 
new one.

The antenna cable is not 
connected.

Insert the antenna cable firmly.

The signals are too weak.

Select a station manually.

The radio does not 
work. 
The radio station 
automatic selection 
does not work.

ERROR 1

Mechanism Error

Press the reset button if the error code
does not disappear, consult your nearest
service dealer.

ERROR 2

Servo Error

Press the reset button if the error code
does not disappear, consult your nearest
service dealer.

14

If at any time in the future you should need to dispose of this product please note 
that Waste electrical products should not be disposed of with household waste. 
Please recycle where facilities exist. Check with your Local Authority or retailer for 
recycling advice.(Waste Electrical and Electronic Equipment Directive)

Summary of Contents for MR1420S

Page 1: ......

Page 2: ...ET MEMORY BUTTONS M1 M6 MONO STEREO BUTTON 8 2 7 9 SCAN BUTTON VOLUME KNOB MP3 MENU BUTTON AUTOMATICALLY STORE PRESET SCAN BUTTON 11 POWER BUTTON 4 14 TUNING UP DOWN TRACK UP DOWN BUTTONS BAND LOUDNESS BUTTON MP3 ENTER BUTTON 15 5 13 12 SOURCE BUTTON SUB WOOFER 17 6 16 FOLDER DOWN UP BUTTONS PRESET EQUALIZER BUTTON LOCAL DISTANT BUTTON AUX IN JACK 18 ...

Page 3: ...rs Do not stick paper or tape on the disc P 2 Before playing clean the discs with an optional cleaning cloth Wipe each disc from the center out P 4 Do not use solvents such as benzine thinner commercially available cleaners or antistatic spray intended for analog discs Do not expose the discs to direct sunlight or heat sources such as hot air ducts or leave them in a car parked in direct sunlight ...

Page 4: ...ght or from hot air from heater or where it would be subject to dust dirt or excessive vibration Be sure to remove the front panel before installing the unit DIN FRONT REAR MOUNT This unit can be property installed either from Front conventional DIN Front mount or Rear DIN Rear mount installation utilizing threaded screw holes at the sides of the unit chassis For details refer to the following ill...

Page 5: ...g and half sleeve are not used for method B installation 5 2 4 3 2 5 a Frame b Insert fingers into the groove in the front of frame and pull out to remove the frame When re attaching the frame point the side with a groove down wards and attach it c Insert the levers supplied with the unit into the grooves at both sides of the unit as shown in figure until they click Pulling the levers makes it pos...

Page 6: ... C P can easily be damaged by shocks After removing it place it in a protective case and be careful not to drop it or subject it to strong shocks When the release button is pressed and the D C P is unlocked the car s vibrations may cause it to fall To prevent damage to the D C P always store it in a protective case after detaching it The rear connector that connects the main unit and the D C P is ...

Page 7: ... antenna wire that can also be used for remote turn on led Memory Battery Connect to a constant 12 volt source The radio will not work if this wire is not connected Accessory Ignition Connect to existing radio wire or radio fuse Ground Connect to ground terminal or Clean unpainted metal part of chassis AMP RED BLUE BLACK YELLOW GREY RF GREY BLACK RF VIOLET RR VIOLET BLACK RR GREEN BLACK LR WHITE B...

Page 8: ...on the display Note If the unit cannot function normally after reseting please use a cotton swab soaked in isopropyl alcohol to clean the socket on the back of the control panel The RESET button is located on the main unit as shown on the diagram To press it vertically with a ballpoint pen or metal object will activate it The reset button is to be activated for the following reasons RESET BUTTON T...

Page 9: ...esume listening 16 PRESET EQUALIZER BUTTON EQ Press this button to toggle the following EQ settings At DSP OFF mode EQ will be controlled by Bass Treble setting 13 BAND LOUDNESS BUTTON BAND LOUD Press the Band Loudness Button for couple of seconds to switch the loudness on or off When Loudness is on display will show Loud On for a few seconds ORDER OF FUNCTION VOLUME VOL BASS BAS TREBLE TRE BALANC...

Page 10: ...ion has been stored into memory 1 Press these buttons briefly and the unit will operate in AUTO SEARCH tuning mode the radio will tune up or down to the next station and remain on that station 2 Press these buttons for more than 2 seconds operate as MANUAL SEARCH buttons under this mode the tuning frequency will advance up or down rapidly when the button is pressed If the buttons are not pressed w...

Page 11: ... is pressed again M4 SHUFFLE BUTTON SHUFFLE Press this button to play all tracks on CD in random Press again to deactivate it 14 TRACK UP AND TRACK DOWN BUTTON Press the Track Up Button to skip to the next track or previous track Press the Track Down button during play will return to the beginning of the current track press it one more time to skip to previous skip Press and hold Track Up Down But...

Page 12: ...3 Directory Track selection can be done by Volume Knob or T une Up Down Buttons Both operations will be described Please skip this description if your model is not equipped with this feature THERE ARE FOUR WAYS TO SELECT YOUR FAVORITE TRACK DIRECTORY A SEARCHING TRACK DIRECTLY Under MP3 play mode press MP3 MENU BUTTON once the display shows MP3 T enter the desired track number directly then press ...

Page 13: ...ECTORY BY USING VOLUME KNOB Under MP3 play mode press MP3 MENU BUTTON three times Then the first Directory name is shown Rotate VOLUME KNOB counter clockwise first to navigate through the directory list press MP3 ENTER BUTTON to select the desired directory The display will show To select the tracks under the selected directory by Rotating VOLUME KNOB counter clockwise first then press MP3 ENTER B...

Page 14: ...an 15dB at S N 30 dB 25 dB at 1KHz 50 dB 11 SPECIFICATIONS CD PLAYER REMARK Specifications subject to change without notice RADIO SECTION FM System Usable disc Sampling frequency No of quantization bits Frequency Number of channels S N Ratio Compact disc audio system Compact disc 44 1KHz 1bit 5 20 000Hz 2 stereo 70dB Frequency Range Intermediate Frequency Usable Sensitivity S N Ratio 530 1710KHz 4...

Page 15: ...onnection The operation keys do not work No sound The built in microcomputer is not operating properly due to noise Press the RESET button Front panel is not properly fixed into its place Sound skips The installation angle is more than 30 degrees Adjust the installation angle to less than 30 degrees The disc is extremely dirty or a defective disc Clean the compact disc or try to play a new one The...

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