Also, double-check that your Bluetooth speaker is charged. So, consult their user manuals and reset them according to their instructions. Its Bluetooth capabilities may also have glitches, resulting in connectivity issues. If you’re still struggling to pair the devices after consulting their user manuals, you may need to reset them.Įither device may already have been paired to too many audio devices, making it impossible to pair it to another. You may also need to adjust the projector’s sound output settings to receive Bluetooth input.

The speaker may need to be put into pairing mode to be made discoverable by the projector. If your projector is Bluetooth-compatible and you’re having difficulties connecting a Bluetooth speaker to it, consult both devices’ user manuals. There are two ways you can connect an external speaker to your projector: with Bluetooth or with a wired connection. You can also connect an external speaker to units with built-in speakers as it will deactivate once your projector recognizes the external device. If you find that your projector does not have a built-in speaker, you will need to connect an external one. Now that we’ve discussed what could be preventing your projector from playing sound, it’s time to figure out how to fix it.įollow our solutions listed below to have your projector playing its source device’s audio in no time! 1. One of the other common culprits behind the absence of sound is the use of video cables or adapters that lack audio transmission capabilities.Ĭables such as VGA, S-Video, or DVI solely transmit video signals, leaving the audio component unaffected. In some cases, you may have even turned them off or completely forgotten to connect them to your projector. If you’re using an external speaker, you may have also forgotten to set the audio output (e.g. laptop, console, phone) to your projector, you may have forgotten to adjust the input or output settings, preventing your projector from showing the source’s display and playing its audio. Wrong Settings for Input & Output Sources To learn more about how to tell if your HDMI cable is faulty, check out our article 10 Faulty HDMI Cable/Port Symptoms. If your projector does have a built-in speaker or is already connected to an external speaker, then there may be something wrong with its HDMI cable.įaulty HDMI cables can cause discrepancies in the sound output, preventing your source device’s audio from playing from the projector’s speakers.Ĭheck if your HDMI cable or ports are damaged and consider the cable’s age since they tend to degenerate over time.

If you can’t tell if it has a built-in speaker by looking at it, consult its user manual to see if it mentions anything about a built-in speaker or sound system. So, if your projector is not playing sound, the first thing you should check is if it has a built-in speaker. That said, some speakers’ sound output may be low quality, while others will feature advanced audio systems. However, most modern projectors have built-in speakers that can work independently of an external speaker. Some older projectors may also not have built-in speakers since it was not a common practice to include them in the past. This is often the case for high-quality projectors since users will usually want to connect their own external speakers to them to ensure they have the best sound output possible. Some projectors, like JVC units, don’t feature built-in speakers. Your Projector Doesn’t Have a Built-in Speaker Run Sound Troubleshooting On Your Input Device (Laptop, Computer)Ĭauses 1. Switch to Cables or Adapters that Come with Audio Adjust the Input & Output Devices and Their Audio Settings

Speakers for optoma projector