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8. Troubleshooting
<Cautions>
Opening the product may cause electrocution of the user or critical damage to the product.
Product malfunction arising from external causes, including but not limited to improper use,
problems with electrical power, accident, neglect, alteration, repair, improper installation, or
improper testing will only be repaired with a service charge.
<Steps to Take When a Problem Arises>
Please check the following items when a problem arises with the product. If the problem is not
fixed after following the steps below, then please contact an A/S Center nearest to your location.
8-1. In 2D Mode
1. If the LED does not light up / screen does not turn On
- Check to see if the monitor is running on Power-Saving Mode.
- Check to see if the monitor’s power is ON and if the Power Cord is properly connected.
2. If the screen is not clear (if flickering, interference, noise, etc. is present)
- Check the VGA Cable’s connection state.
- Check to see if the screen’s Refresh Rate is set to 75Hz or above. Setting the screen’s
refresh rate to 60Hz will provide the optimal screen state (adjust Clock and Phase).
3. If the screen is blurry
- Adjust the screen’s Phase.
- Set the screen’s Refresh Rate to 60Hz.
- Eliminate the external video signal.
4. If the screen is dark, too bright, or blurry
- Adjust the Brightness or Contrast.
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