27MR400-B.AHKQ

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  • Document Contents
    Troubleshooting
    [LG monitor] The smartphone cannot be charged
    Some monitor models do not support the USB PD, so check if the USB-PD issupported.Causes and symptoms------------------- * The smartphone cannot be charged through the monitor and the USB-C cable. * The smartphone cannot be quick charged. I...
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    Troubleshooting
    [LG Monitor Screen] The screen is too bright
    Causes and Symptoms------------------- * Screen brightness or contrast is set too high. * The PC graphic card setting is changed.Try this--------Did you reset the monitor settings?➔ It can occur due to monitor power saving or auto off error...
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    Troubleshooting
    [LG Monitor Screen] During use, the screen displays nothing or displays it very slowly
    Check if the power cord is correctly connected to the multi tab and if themonitor adapter is accurately inserted.Causes and Symptoms------------------- * PC is in power saving mode. * The power cord(adapter) and the signal cable connections...
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    Troubleshooting
    [LG Monitor Screen] The monitor screen is shaking
    If the monitor setting screen is shaking, you need to have it inspected by an LGElectronics technician.Causes and Symptoms------------------- * The power related part and the PC/signal cable connections are poor. * Monitor's recommended res...
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    Troubleshooting
    [LG Monitor Screen] The screen says there is no signal
    Causes and Symptoms------------------- * The signal cable connection condition is poor. * The external input port of the monitor is changed. * Monitor setting is changed. * Press the Num Lock key on the keyboard to see if the LED is lit or ...
  • Document Contents
    Troubleshooting
    [LG monitor] Is there audio noise occurring from the monitor?
    When a laptop/desktop is connected to a monitor via an HDMI or USB-C cable andsound is played through the connected cable, there may be audio noise due topoor signal quality.First, it is necessary to check if there is any noise when an exte...
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