LG M4720C, Руководство пользователя

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49
Troubleshooting
¦ Is the screen position wrong?
¦ Do thin lines appear on the
background screen?
¦ Horizontal noise appears or the
characters look blurred.
¦ The screen is displayed abnormally.
The screen image looks abnormal.
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in the remote control to automatically select the
optimal screen status that fits into the current
mode. If adjustment is not satisfactory, use the
Position OSD menu.
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are supported by the product. If the frequency
is out of range, set to the recommended
resolution in the Control Panel "Display"
Setting menu.
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button in the remote control to automatically
select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory,
use the Clock OSD menu.
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button in the remote control to automatically
select an optimal screen status that fits into the
current mode. If adjustment is not satisfactory,
use the Phase OSD menu.
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signal port. Connect the signal cable that
matches with the source input signal.
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pixels may be damaged quickly. Use the
screen-saver function.
¦After-image appears when the
product is turned off.
After-image appears on the product.
Note
Vertical frequency: To enable the user to watch the product display, screen image
should be changed tens of times every second like a fluorescent lamp. The vertical
frequency or refresh rate is the times of image display per second. The unit is Hz.
Horizontal frequency: The horizontal interval is the time to display one vertical line.
When 1 is divided by the horizontal interval, the number of horizontal lines displayed
every second can be tabulated as the horizontal frequency. The unit is kHz.