Hyundai H-CMD4007 instruction manual Troubleshooting guide, Symptom Cause Solution

Troubleshooting guide

Symptom	Cause	Solution
No power	The car ignition is not on.	If the power supply is properly connected to
		the car accessory switch the ignition key to
		“ACC”.
	The fuse is blown.	Replace the fuse.
Disc cannot be	Presence of disc inside the player.	Remove the disc in the player then put a
loaded.		new upward.
Disc cannot be read.	Inserting the disc in upside down.	Insert the compact disc with the label facing
		upward.
	Compact disc is extremely dirty or	Clean the disc or try to play a new one.
	defective.	Cool off until the ambient temperature
	Temperature inside the car is too high.	returns to normal.
No sound	Volume is in minimum.	Adjust volume to a desired level.
	Wiring is not properly connected.	Check wiring connection.
The operation keys	The built-in microcomputer is not	Press the power button for about 10 seconds
do not work.	operating properly due to noise.	to reset the unit
	Front panel is not properly fix into its
	place.
Sound skips.	The installation angle is more than 30	Adjust the installation angle to less than 30
	degrees.	degrees.
	The disc is extremely dirty or	Clean the compact disc/try to play a new
	defective.	one.
The radio does not	The antenna cable is not connected the	Insert the antenna cable firmly select a
work,	signals are too weak.	station manually.
the radio station
automatic selection
does not work.

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