User's Manual

8-2
Troubleshooting
Before reporting a malfunctioning system, refer to the following table and see if you can
identify and fix the problem. If the problem persists or you are unable to locate your specific
need, contact one of our authorized service centers.
Sound and display
Symptom Possible cause Solution
No sound System turned off
• Ensure that the engine start/stop button
is set to "ACC" or "ON."
• Press the Power button to turn on the
system.
Low volume level Turn the Volume knob on the control panel
to adjust the volume.
System muted Press the Mute button on the steering
wheel to unmute the system.
Sound is heard from
only one speaker.
Unbalanced sound
output
On the Home screen, press All Menus >
Setup > Sound > Position and change the
settings to adjust the sound balance.
Sound is cut off or
a distorted noise is
heard.
System vibration It is not a malfunction. If the system
vibrates, the sound may be cut off or
a distorted noise may occur. When the
vibration stops, the system will operate
normally.
The image quality is
deteriorated.
System vibration It is not a malfunction. If the system
vibrates, the image may be distorted. When
the vibration stops, the system will operate
normally.
Aged or
deteriorated
screen
If the problem persists, contact one of our
authorized service centers.
Small red, blue, or
green dots appear on
the screen.
Because the LCD is manufactured with
technology requiring extremely high pixel
density, pixel deficiency or constant lighting
may occur within the permitted range of
less than 0.01 % of the total pixels.