Troubleshooting - LG LAT140GT82 Owner's Manual

18

TROUBLESHOOTING

No image is displayed.
• Is the AC cable connected to the product?
- Make sure the AC cable is properly connected to the power disconnecting device.
• Is the 'No Signal' message displayed?
- There is no connection between CTAA-140G, and the input source. Check the connection status of the LAN cable.
- Access the Input menu to check the input source.
• Does the 'Invalid Mode' message appear?
- Refer to the manual of CTAA-140G.
The 'Unknown Product' message appears when the product is connected.
• Did you install the driver?
- Refer to the manual of CTAA-140G.
The screen image looks abnormal.
• Is the screen position wrong?
- Refer to the manual of CTAA-140G.
• The screen is displayed abnormally.
- The proper input source is not connected to the port. Connect a cable that matches the input source signal.
• The screen flickers or shakes.
- Check if CTAA-140G is powered off.