Help library: Help library: [LG Monitor] Do you see dots on the screen?

[LG Monitor] Do you see dots on the screen?

Troubleshooting Digital Signage 09/12/2025

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</head>
<body >

<div class="content-service-view">
<p class="info-desc">
If there is any bright spot after black background is displayed on the screen, then it might mean that the LCD is defective,<br/>
so you should have it inspected by LG Electronics technicians.
</p>

<h2 class="tit">Causes and Symptoms</h2>

<li>Do you see shining or dark dots on the monitor screen?</li>
</ul>

<h3 class="sub-tit">How to check [Bright dots] on the screen</h3>
<p>
If there is any bright spot after black background is displayed on the screen, then it might mean that the LCD is defective,<br/>
so you should have it inspected by LG Electronics technicians.
</p>

<h3 class="sub-tit">How to check [Dark dots] on the screen</h3>
<p>
Check if there is any missing color displayed when the background is displayed in red/green/blue on the screen.<br/>
If there are 6 or more of dark dots including red/green/blue ones, then have it inspected by LG Electronics technician.
</p>

<div class="img-only">
<img alt="How to check [Dark dots] on the screen" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=5Lfe4sa7bACl8Ft15BCw&amp;portalId=P1"/>
</div>
<p class="help-txt">This guide was created for all models, so the images or content may be different from your product.</p></div>

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[LG Monitor] Do you see dots on the screen?

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