How To Fix Marshall Acton II Not Turning On

The Marshall Acton II is a compact Bluetooth speaker that offers a surprisingly large sound for its small size. It uses three dedicated class D amplifiers that power its dual tweeters and subwoofers allowing it to deliver a balanced sound signature. It can be used wirelessly thanks to its Bluetooth 5.0 feature or by a wired connection from its 3.5mm input.

Technical specifications:

  • DRIVER TYPE: Dynamic
  • FREQUENCY RANGE: 50-20,000 Hz
  • STEREO/MONO: Stereo
  • POWER AMPLIFIERS: One 30 Watt Class D amplifier for the woofer, Two 15 Watt Class D amplifiers for the tweeters
  • WI-FI: No
  • WIRED CONNECTIVITY: 3.5 mm Input
  • CUSTOMISE SOUND: Yes, on speaker and in app
  • BLUETOOTH RANGE: 10 m, 30 ft
  • Bluetooth 5.0

Why is my Marshall Acton II Bluetooth speaker not turning on?

Why is my Marshall Acton II Bluetooth speaker not turning on?

One of the issues that you might experience with your Marshall Acton II Bluetooth speaker is when it does not turn on. This can be an annoying experience especially if you are about to use it to listen to your favorite music.

Here’s what you need to do to fix this Marshall Acton II Bluetooth speaker not turning on issue.

Solution 1: Press the power button of your Marshall Acton II Bluetooth speaker

The first troubleshooting step you should try if your Acton II Bluetooth speaker does not turn on is to press and hold for a second the power button.

Disconnect the power cord from the Acton II Bluetooth speaker then wait for at least a minute.

Connect AC power cord to the mains electricity supply.

Press the Power button.

If all goes well then your Marshall Acton II Bluetooth speaker should turn on. If it doesn’t then proceed to the next step.

Solution 2: Check the Marshall Acton II speaker charging port and power cord

Your Acton II Bluetooth speaker uses an AC charging port to get power into the device. It does not have any built-in battery so you need to have the power cord plugged to the mains electricity supply in order for this speaker to work.

You need to make sure that the speaker AC port is clean and free from any dirt or debris inside. You can clean the charging port using a thin object such as a toothpick. The port will have connector pins, make sure that it is not bent or damaged. If you have a damaged charging port then you will need to have this fixed.

You should also check the AC power cord you are using for any signs of defect. If necessary, replace this power cord with a new one.

Solution 3: Plug the Marshall Acton II speaker to a different wall socket

One of the reasons why your Marshall Acton II speaker won’t turn on is because you are plugging it to a faulty wall power outlet. Make sure to connect the mains lead to a working wall socket.

Solution 4: Factory reset your Marshall Acton II speaker

There’s a possibility that this problem is caused by a software glitch. If this is what’s causing the issue then you will need to perform a factory reset.

With the mains lead connected to a power outlet push and hold both the Source button and the play/ pause button for 7 seconds.

Solution 5: Have your Marshall Acton II speaker checked at the nearest service center

In case you are still unable to turn on your Marshall Acton II speaker then this might already be caused by a faulty hardware component. You will need to have this fixed at a service center.

Frequently Asked Questions

  1. How to setup the Marshall Acton II Bluetooth?

    The easiest way to setup the Bluetooth is to download the Marshall Bluetooth App on your smartphone and follow the in-app instructions.

  2. How to connect Marshall Acton II via Bluetooth?

    Select Bluetooth as the input. Pushing the SOURCE button toggles the input sources.
    Push and hold the SOURCE button for 2 seconds. The Bluetooth indicator starts to blink.
    Enable Bluetooth on your Bluetooth device (Smartphone, Tablet, Computer)
    Select ACTON II from the Bluetooth list and accept pairing. The Bluetooth indicator on the speakers stops blinking and remains lit when the units are connected.

  3. How to select audio source on Marshall Acton II?

    Push the SOURCE button to toggle between Wi-Fi, Bluetooth and AUX audio source.
    A lit indicator shows which source is selected.The source can also be selected from the Marshall Voice App.

  4. How to use Amazon Alexa on Marshall Acton II?

    Sign in to Amazon Alexa from the Marshall Voice App to enable Alexa on your Acton II Voice.

  5. How to connect Marshall Acton II via aux input?

    Connect a 3.5 mm stereo jack to the input labelled AUX on the top of the speaker.
    Connect to the other end of the lead to the audio output on your audio source.
    Select AUX as the input. Pushing the SOURCE button toggles the input sources.

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Chad Buenaflor

Chad has been in the tech industry since 2000. He has a degree in Electronics Engineering and is interested in the hardware and software side of technology. Initially working for a Japanese semiconductor company as a Test Engineer for nearly 10 years, he then pursued his passion for internet technology by working for the support team of Time Warner Cable then finally joining TheDroidGuy as one of their troubleshooting and tech writers. On his free time he plays his favorite games on his PC, Xbox Series X, and Android phone. Contact me at Email

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