LG 86UH5C-B User Manual download pdf (Page 26)

ENGLISH

TROUBLESHOOTING

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Problem Action

Is the product power cord connected?  Check if the power cord is correctly plugged into the power outlet.

Does the “Invalid Format” message

appear?

 The signal from the PC (Graphic card) is out of the vertical or horizontal

frequency range of the product. Adjust the frequency range by referring

to the Specifications in this manual.

Does the “No Signal” message appear?  The signal cable between PC and product is not connected. Check the

signal cable.

 Press the INPUT menu in the remote control to check the input signal.

The Unknown Product message appears when the product is connected.

Problem Action

Did you install the driver?  Check if the Plug and Play function is supported by referring to the

graphic card user manual.

The screen image looks abnormal.

Problem Action

Is the screen position wrong?  Check if the graphic 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.

The screen is displayed abnormally.  The proper input signal is not connected to the signal port. Connect the

signal cable that matches with the source input signal.

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LG 86UH5C-B User Manual Page 26