LG 65EJ5E Owners Manual - Page 31
Troubleshooting - oled
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31 ENGLISH TROUBLESHOOTING No image is displayed. Problem Is the product power cord connected? Is the FFC cable properly connected? Does the "Invalid Format" message appear? Does the "No Signal" message appear? Action •• Check if the power cord is correctly plugged into the power outlet. •• Make sure the FFC cable is properly connected between the cable coming out of the panel and signage box. •• The signal from the PC (Graphics 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. •• The signal cable between PC and product is not connected. Check the signal cable. •• Access the input menu to check the input signal. The "Unknown Product" message appears when the product is connected. Problem Did you install the driver? Action •• Check if the Plug and Play function is supported by referring to the graphics card user manual. The screen image looks abnormal. Problem Is the screen position wrong? The screen is displayed abnormally. Action •• Check if the graphics 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 settings may differ depending on your operating system.) •• The proper input signal is not connected to the signal port. Connect the signal cable that matches with the source input signal. •• The OLED panel and Signage box are not properly connected. Check their serial numbers and make sure they match. Once the serial numbers are matched, unplug the power cord then reconnect it to run the [Clear Panel Noise] function. (The product will reboot automatically after it runs.) You can also run the function in (Settings) → [Display] → [Advanced Settings] → [OLED Panel Settings] → [Clear Panel Noise].
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