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 switch is not

If the power supply is

 

 

on.

properly connected to the

 

 

 

car accessory circuits. But

 

 

 

the engine is not moving.

 

 

 

Switch the ignition key to

 

 

 

“ACC”.

 

 

 

 

 

 

The fuse is blown.

Replace the fuse.

 

Disc cannot be loaded or

Presence of CD disc inside

Remove the disc in the

 

ejected

the player.

player. Then put a new one.

 

 

 

 

 

 

Inserting the disc in reverse

Insert the compact disc with

 

 

direction.

the label facing upward.

 

 

Compact disc is extremely

Clean the disc or try to play

 

 

dirty or defective disc.

a new one.

 

 

Temperature inside the car is

Cool off or until the ambient

 

 

too high.

temperature return to

 

 

 

normal.

 

 

Condensation.

Leave the player off for an

 

 

 

hour or so, then try again.

 

No sound

Volume is in minimum.

Adjust volume to a desired

 

 

 

level.

 

 

 

 

 

 

Wiring is not properly

Check wiring connection.

 

 

connected.

 

 

Sound skips

The installation angle is

Adjust the installation angle

 

 

more than 30 degrees.

to less than 30 degrees.

 

 

 

 

 

 

The disc is extremely dirty or

Clean the compact disc, then

 

 

defective disc.

try to play a new one.

 

The operation keys do not

The built-in microcomputer

Press the RESET button.

 

work

is not operating properly

Front panel is not properly

 

 

due to noise.

fixed into its place.

 

The radio does not work.

The antenna cable is not

Insert the antenna cable

 

The radio station automatic

connected.

firmly.

 

selection does not work

The signals are too weak.

Select a station manually.

 

 

 

 

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Yamakawa M2150 manual Trouble Shooting, Symptom Cause Solution