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Chapter 4: Maintenance and Troubleshooting
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The picture has abnormal patterns
■ Make sure that the input source cable is attached securely and correctly.
■ Make sure that the video input source is within the range of your
plasma TV. Compare the video input source’s specifications with your
plasma TV specifications.
The display image does not cover the entire screen
■ If your are using RGB mode, make sure that Aspect Ratio in the OSD is
set correctly.
■ If you are using TV, AV1, AV2, or component with 480i input, use the WIDE
button on the remote control to scroll through various screen modes.
You can see a picture but you cannot hear sound
■ Make sure that the volume is not turned down.
■ Make sure that the sound is not muted.
■ Make sure that your audio input source cables are connected securely and
correctly.
The monitor has pixels that are always dark
■ Your plasma TV is manufactured using an extremely high level of precision
technology. However, sometimes some pixels of your plasma TV may not
display. Pixel defects within industry specifications are inherent to this
type of product and do not constitute a defective product.
An image remains on the screen even after you turn off your
plasma TV
■ A still image may have been displayed for an extended period of time
causing burn-in. For more information about burn-in, see page 39.
You see “noise” or “trash” on the screen
■ When your plasma TV’s digital capabilities exceed a digital broadcast
signal, the signal is up-converted (increased) to match your plasma TV’s
display capabilities. Up-converting can cause noise or trash.
Screen brightness is diminished
■ Video display devices experience degradation of brightness over the life of
the device. Normal brightness degradation is not covered by your warranty.
09161.book Page 40 Friday, July 18, 2003 2:02 PM