Maintenance 
To get the best performance of the System, keep your discs clean.
Handling discs
•Remove the disc from its case by holding it at the edge while pressing the center hole lightly.
•Do not touch the shiny surface of the disc, or bend the disc.
•Put the disc back in its case after use to prevent warping.
•Be careful not to scratch the surface of the disc when placing it back in its case.
•Avoid exposure to direct sunlight, extreme temperature, and moisture.
To clean the disc:
Wipe the disc with a soft cloth in a straight line from center to edge.
Cleaning the System
•Stains should be wiped off with a soft cloth. If the System is heavily stained, wipe it with a cloth soaked in
•Since the System may deteriorate in quality, become damaged or get its paint peeled off, be careful about the following:
–DO NOT wipe it with a hard cloth.
–DO NOT wipe it forcefully.
–DO NOT wipe it with thinner or benzine.
–DO NOT apply any volatile substance such as insecticides to it.
–DO NOT allow any rubber or plastic to remain in contact for a long time.
Troubleshooting 
If you are having a problem with your System, check this list for a possible solution before calling for service.
General:
Adjustments or settings are suddenly canceled before you finish.
]There is a time limit. Repeat procedure again.
Operations are disabled.
]The
Unable to operate the System from the remote control.
]The path between the remote control and the remote sensor on the System is blocked.
]The batteries are exhausted.
No sound is heard.
]Speaker connections are incorrect or loose.
]Headphones are connected.
No picture appears on the screen.
]The video cord connections are incorrect or loose.
No picture is displayed on the TV screen, the picture is blurred, or the picture is divided into two parts.
]The System is connected to a TV which does not support progressive video input.
The left and right edges of the picture are missing on the screen.
]Select “4:3 LB” for “MONITOR TYPE” (see page 36)
Radio Operations:
Hard to listen to broadcasts because of noise.
]Antennas connections are incorrect or loose.
]The AM loop antenna is too close to the System.
]The FM antenna is not properly extended and positioned.
Disc Operations:
The disc does not play.
]The disc is placed upside down. Place the disc with the label side up.
MP3/WMA groups and tracks are not played back as you expect.
]The playing order is determined when the disc was recorded. It depends on the writing application.
MP3/WMA or JPEG files are not played back.
]The inserted disc may include both types of tracks (MP3/WMA files and JPEG files). In this case, you can only play back the files selected by the “FILE TYPE” setting (see page 37).
]You have changed the “FILE TYPE” setting after you inserted a disc. In this case, reload the disc.
The disc sound is discontinuous.
]The disc is scratched or dirty.
No subtitle appears on the display though you have selected the initial subtitle language.
]Some DVDs are programmed to always display no subtitle initially. If this happens, press SUBTITLE after starting play (see page 21).
Audio language is different from the one you have selected as the initial audio language.
]Some DVDs are programmed to always use the original language initially. If this happens, press AUDIO after starting play (see page 20).
The disc tray does not open or close.
]The AC power cord is not plugged in.
]Child Lock is in use (see page 25).
]Program Play is in use. Exit from Program Play (see page 24).
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