Help Library: Help Library: LG Soundbar - How to Connect Your LG Soundbar, Wireless Subwoofer, and Rear Speakers

LG Soundbar - How to Connect Your LG Soundbar, Wireless Subwoofer, and Rear Speakers

Troubleshooting Audio, Blu-ray/DVD Players, Home Theatre Systems 26/10/2026

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<p class="description">Plug in your LG soundbar, wireless subwoofer, and rear speakers. They will pair automatically so you can use them right away.<br/>When the devices are connected properly, the LED on the back of the speaker turns green. If the LED turns red or the connection is lost, press the [Pairing] button on the back of the device to reconnect it manually.<br/>To help maintain a stable wireless connection and sound quality, keep the devices close to each other and avoid nearby wireless interference.</p>

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<strong class="tip-tit">Note</strong>
<p class="info-desc">Install the soundbar and wireless subwoofer as close to each other as possible. The closer they are, the better the sound quality may be.<br/>Make sure there are no obstacles between the devices.<br/>To prevent wireless interference, keep the devices away from nearby electronics that cause interference, such as Wi-Fi routers or microwaves.</p>  </div>

<h2 class="tit mainName">Why is my soundbar not pairing or stuck in pairing mode?</h2>

<h3 class="name">1. Weak Wireless Signal</h3>

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<p>The wireless signal between the soundbar and the speakers may not be or receiving properly.</p>    </div>
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<h3 class="name">2. Incomplete Pairing or Temporary Connection Issue</h3>

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<p>This can happen if the setup steps were completed out of order, or if there is a temporary communication issue. When this happens, the LED indicator on the back of the speaker turns red.</p>    </div>
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<h3 class="name">3. Signal Interference from Nearby Appliances or Overlapping Router Channels</h3>

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<p>If devices that cause wireless interference, such as Wi-Fi routers or microwave ovens, are placed near the wireless subwoofer or rear speakers, the connection may become unstable or be lost.</p>    </div>
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<h2 class="tit">How to Connect the Soundbar, Wireless Subwoofer, and Rear Speakers</h2>

<h3 class="name">Step 1. Connecting the wireless subwoofer automatically</h3>

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<p>Connect the power cables to the wireless subwoofer and rear speakers, then plug them into a power outlet.</p>      <p>Press the power button on the soundbar to turn it on.</p>      <p>When the devices connect automatically, check that the LED indicators on the back of the subwoofer and rear speakers turn green.</p>    </div>
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<h3 class="name">Step 2. Connecting the wireless subwoofer manually</h3>

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<img src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=NYXgyaSISdljqHjMx8gQ&amp;portalId=P1" alt="Pressing the [Pairing] button on the back of the wireless subwoofer to connect it to the soundbar"/>
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<p>Press the power button on the soundbar to turn it off.</p>      <p>Press the [Pairing] button on the back of the wireless subwoofer or rear speakers.</p>      <p>Check that the LED indicator on the back of the speaker blinks green, indicating it is in pairing mode. (If the LED stays red, press and hold the button again.)</p>      <p>Turn the soundbar back on.</p>      <p>When successfully connected, the LED indicator on the back of the speaker turns green.</p>    </div>
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<h3 class="name">Step 3. Still need help?</h3>

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<p> If the issue persists after following the steps above, you can get further support through LG Chatbot on our website or by requesting a technician visit.</p>      <p>(Note: A service fee may apply if your product is out of warranty.)</p>    </div>
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<span aria-label="Question" role="img">Q.</span> What does the LED indicator color on the back of the wireless speaker mean?</dt>
<dd class="text">

<span aria-label="Answer" role="img">A.</span> It indicates the speaker’s current connection status.<br/>Blinking green: The device is connecting.<br/>Solid green: Pairing is complete.<br/>Solid red: The device is not connected properly or is waiting to pair.<br/>Off: The power cable is unplugged or there is no power.</dd>
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<span aria-label="Question" role="img">Q.</span> Can I use any adapter I have at home if it fits the soundbar port?</dt>
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<span aria-label="Answer" role="img">A.</span> No. Please use only the original AC adapter included with the product. Using an adapter with different specifications may cause the device to malfunction.</dd>
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<p class="help-txt"> This guide is based on standard models. The settings menu may vary by model.</p></div>

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LG Soundbar - How to Connect Your LG Soundbar, Wireless Subwoofer, and Rear Speakers

Why is my soundbar not pairing or stuck in pairing mode?

1. Weak Wireless Signal

2. Incomplete Pairing or Temporary Connection Issue

3. Signal Interference from Nearby Appliances or Overlapping Router Channels

How to Connect the Soundbar, Wireless Subwoofer, and Rear Speakers

Step 1. Connecting the wireless subwoofer automatically

Step 2. Connecting the wireless subwoofer manually

Step 3. Still need help?

FAQ

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