Zenith Z42PQ20 Installation And Operating Manual page 26

Z42PQ20-U 9/21/09 2:51 PM Page 26
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_ Adjust Balance in menu option.
_ A change in ambient humidity or temperature may result in an unusual noise
when the product is turned on or off and does not indicate a fault with the
product.
_ Check HDMI cable over version 1.3.
Check USB cable over version 2.0.
Use normal MP3 file.
*This feature is not available for all models.
_ Adjust resolution, horizontal frequency, or vertical frequency.
_ Check the input source.
_ Work the Auto configure or adjust size, phase, or H/V position. (Option)
Check the signal cable.
_ Reinstall the PC video card.
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