LG M3203C User Manual page 38

The screen image looks abnormal.
● 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.
After-image appears on the product.
● After-image appears when the
product is turned off.
Troubleshooting
• D-Sub analog signal - Press the "AUTO" button 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.
• See if the video card resolution and frequency are
supported by the product. If the frequency is out
of range, set to the recommended resolution in
the Control Panel "Display" Setting menu.
• D-Sub analog signal - Press the "AUTO" 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.
• D-Sub analog signal - Press the "AUTO" 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.
• The proper input signal is not connected to the
signal port. Connect the signal cable that matches
with the source input signal.
• If you use a fixed image for a long time, the pixels
may be damaged quickly. Use the screen-saver
function.
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