How to Fix Yamaha Keyboard No Sound – Reasons and Easy Fixes

Keyboards are one of the most logical ways individuals integrate music in their daily living as they are both aesthetic and functional. However, you might have tried playing your favorite tunes on a Yamaha keyboard, but unfortunately, no sound is produced. It’s aggravating since it disrupts your musical environment and ambitions. However, does this mean that you get rid of the keyboard?

Avoiding a repair may be the best course of action in this situation, as it will restore the device’s normalcy. One may think that there is no possibility of power. However, there are several possible causes of the problem, which will leave you with a silent Yamaha keyboard. This shouldn’t be the death of your musical desire, as this article will provide the information necessary to resolve the issue.

If your Yamaha keyboard fails to generate sound despite being connected to a power supply, ensure you try the various checks elaborated in this article. As we’ll see, numerous factors may contribute to a soundless Yamaha keyboard. Let us delve deeper into the issue.

Why does the Yamaha keyboard not produce sound? – Reasons and easy fixes

how to fix yamaha keyboard no sound

If no sound is being made from your Yamaha keyboard, even when the power is turned on, carry out the following checks;

Below is a quick summary;

Tips on how to fix Yamaha keyboard not producing sound


Essential product

  • Confirm nothing is plugged into the headphone jack
  • Determining the actual cause of the keyboard problem.

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  • Check the master volume’s  setting
  • To raise the volume of the keyboard.


  • Ensure the speaker setting is “Normal” or “ON.”
  • To generate sound.

Yamaha keyboard

  • Ensure no footswitch and headphone jack connection
  • Appropriate connection


  • Ensure the batteries are fully charged
  • To power the keyboard

Rechargeable keyboard batteries.

Power adapter

  • Factory reset the keyboard
  • Restores the keyboard to its original factory setting

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1. Ascertain that there is nothing plugged into the headphone jack

This is the preliminary stage toward determining the actual cause of a Yamaha keyboard’s inability to generate sound. A set of headphones, a pedal cable, or a conversation adaptor could have been inserted into the headphone port.

Anything plugged into the port may operate as an external speaker, obstructing sound from the gadget. Thus, ensure you always disconnect any detachable equipment, such as a conversation adaptor.

2. Ascertain that the keyboard’s master volume is not set too low

The keyboard’s master volume might be too low. Occasionally, most individuals neglect this issue, but it may be the simplest and most effective way to fix the problem. Ensure you confirm the volume level and turn up the volume appropriately. Thus, before looking for any potential issues, always adjust the master volume to the preferred level.

3. Confirm that the keyboard’s speaker setting is “Normal” or “ON.”

Confirm that the keyboard's speaker setting is Normal or ON.

You should check the speaker setting if no sound is produced, even when power is on. If the speakers are set to “OFF,” adjust it to “ON” or “Normal” mode. Regardless of how many times you strike the keys on your Yamaha keyboard, there’ll be no sound generated if the speakers are turned off.

On the keyboard, the following information can be displayed;

  • Normal: When headsets or a conversation adapter are attached, this sign indicates that the speakers will not create any sound.
  • ON: this symbol means that the speaker is set to produce sound.
  • OFF: this symbol indicates that the speaker will be silent. The keyboard’s speaker is locked, enabling users to play the keyboard through external headsets. Through the AUX OUT connectors, you can connect any external device and play the keyboard.

NOTE: Depending on the keyboard model you are using, adjusting the speaker volume may be difficult. As a result, the speaker does not become a likely source of the keyboard not producing sound. Customize for additional issues if the setting of the speaker on the keyboard is appropriate.

4. Ensure that there is no connection between the footswitch and the headphone jack – Ensure that you connect the footswitch to the SUSTAIN jack.

5. Ensure that the batteries remain fully charged – If the keyboard batteries are completely drained, use an appropriate power adapter or replace them with new ones.

6. Consider factory resetting your keyboard

Resetting your Yamaha keyboard may be the best solution if it produces no sound. However, before trying this approach, ensure you try all of the explained preceding options to ensure they are not the cause of the problem. Be cautious that factory resetting your Yamaha keyboard may result in deleting previously saved files.

As a result, I recommend that you copy all the files to a reliable external storage device. As with any other electronic gadget, your keyboard will revert to its default setting (restoration to the original factory setting).

How to factory reset your Yamaha keyboard

  • Ensure that the keyboard is turned OFF
  • While switching on the keyboard, press and hold down the rightmost white key (C)
  • Release the key after the power is turned on. The keyboard will revert to its factory default settings

How to tell if the speaker on my keyboard is problematic

How to tell if the speaker on my keyboard is problematic

By connecting in headphones and attentively listening for sound produced, you can determine whether the speaker on the Yamaha Keyboard is faulty. If the sound is produced, disconnect the headphones and compare the outcomes. If the keyboard continues to be silent, then the setting of the speaker is almost certainly incorrect.

Occasionally, headphone jacks may be defective, resulting in no sound even when headphones are plugged in. You may notice that the insertion of the headphones is not entirely smooth. As a result, you need to confirm that the headset header is fully plugged into the port. Adjust it by tugging or pushing; twist it into place. If you’re lucky, you may unexpectedly hear a noise from the speaker.

Twist the headphone jack pin to see whether the sound returns. If it does not, there is an issue with the connection. Push the headphone into the port with a slight force while wiggling it. However, your keyboard may occasionally experience self-locking, which is always possible when you connect headphones inappropriately.

Other sound problems associated with Yamaha keyboard

a) Buzzing or rattling sounds

Buzzing or rattling sounds

Buzzing or rattling sounds emanating from your Yamaha keyboard could be fixed easily- or it may mean extensive keyboard repair. Firstly, eliminate any item picking up on the vibrations and check behind the keyboard to move any item present as this could be the cause of the problem.

It could be a structural issue if you still did not get a solution after trying those alternatives. It is critical to engage a technician promptly to diagnose the problem and prevent it from worsening. Typical issues include broken glue joints, loose bridge pins, and loose screws, all of which can be repaired by a skilled technician.

Additionally, worn areas along the strings or on the strings themselves can occur with older keyboards. Sadly, there is little that can be done at this stage except for the keyboard to be repaired.

b) Muffled keyboard sounds

Another unpleasant keyboard issue is the instrument’s poor voice. It is not that the notes are unplayable or out of tune; rather, they lack precision and harmonious tones that give the keyboard its recognizable sound. If you intend to have your keyboard voiced, this will require a thorough tune before the voicing alterations can be made.

Key takeaway

Incredibly, so many elements combine to form one sound. For both maintenance and care, keyboards need a great lot of knowledge. Your keyboard will bring you joy and pleasure for a lifetime with appropriate maintenance and repair.

Preventing future troubles begins with avoiding circumstances that could cause them. However, negligence, poor conditions, and accidents will lead your keyboard to need service sooner than anticipated. It’s essential to maintain a relationship with skilled technicians. In the event that your keyboard requires maintenance, you will be able to find the assistance you need.

Final words

We hope that this article helped you configure and resolve the various causes of your unresponsive keyboard. We’ve identified a range of potential issues and suggested some simple solutions for addressing the issue. The major problem with Yamaha keyboards is connectivity, and users need to ensure that the volume level is set appropriately.

To conclude, it is vital to regularly have the keyboard inspected and periodically adjusted by a qualified technician. A trained ear can restore a vintage keyboard’s vibrancy and color, but an inexperienced ear can easily cause further disruption on the action.

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