The situation when the right headphone Xiaomi suddenly stops working, familiar to many owners of wireless headsets, it can happen at the most inopportune moment: during an important conversation, on a run or in the middle of a favorite song, most often the problem is not a physical failure, but in the desynchronization of devices or a software failure that is easy to fix yourself.
You don't have to panic and bring it to the service center right away. In most cases, recovery takes only a few minutes and requires no special tools. We'll look at all the possible causes, from trivial discharge to more complex hardware malfunctions, and provide step-by-step troubleshooting instructions.
Before you start active, you need to visually inspect the device, make sure that the speaker grid is not dense sulfur plug or dust that could block the sound, and it is also worth checking the status of the charging contacts, since oxidation often leads to the fact that the right channel stops receiving power from the case.
Primary diagnosis and simple solutions
The first step is always to do a basic check. Often users forget the basics, mistaking the software glitch for a breakdown. Make sure the right earbud is really discharged or not on. Put both earbuds in the case, close the lid and wait 10-15 minutes. If the case indicator lights up when you put the right module inside, then the contacts are working, and the problem may be in the software part.
Sometimes the phone's Bluetooth module freezes and misallocates the audio stream. Try turning off Bluetooth completely on your smartphone and then turn it on again. If that doesn't work, reboot the smartphone itself. This is a standard procedure that cleans temporary files and resets the hanging communication processes.
⚠️ Attention: If the right earpiece makes a quiet crackle or hiss instead of a clean sound, the problem may be poor contact of the dynamic membrane.
It's also worth checking the sound balance in your phone settings. Sometimes the crash happens at the Android or iOS operating system level, and the sound just shifts completely to the left. Go to the special features settings and make sure that the balance slider is in the center.
For owners of models Redmi AirDots and Mi True Wireless is relevant to check the firmware version through the application Xiaomi Earbuds or Mi Wear. Outdated software often contains bugs that affect the stability of the connection between the left and right channels.
Full reset (Hard Reset)
If simple methods don't work, you have to reset the headset completely, and this action brings the device back to factory settings and forcibly reconnects the two channels to each other, and the procedure is slightly different depending on the model, but the general principle is the same.
For most models, such as the Xiaomi Redmi Buds 3 or Mi True Wireless Earbuds Basic 2, the algorithm is as follows: Place both headphones in the charging case. Make sure the case is charged. Find a functional button on the case case case case case case case case (usually at the back or inside between the compartments).
Press this button and hold it for 10 to 15 seconds, and the indicator should start flashing white or orange, which signals that it is going into pairing mode, then remove the device from the Bluetooth list on the phone and reconnect.
☑️ Reset algorithm TWS headphone
It's important to know that after resetting, the automatic connection may not work the first time. You'll have to manually select the device in the list of available networks. If the right earphone is still silent, try leaving the case open for 5 minutes so that the modules can synchronize with each other.
⚠️ Warning: Do not remove the headphones from the case during reset, interruption of the process can cause devices to stop "seeing" each other.
Cleaning of speakers and charging contacts
One of the most common causes of silent or no sound is the banal pollution: earwax, dust and villi from the pocket can completely clog the speaker's grid, visually it may be invisible, but the acoustic channel will be blocked.
To clean, use a soft dry toothbrush or cotton swab lightly soaked in isopropyl alcohol. Walk gently through the speaker grid, trying not to push it inside. For non-grid models, such as some versions of Redmi AirDots, you can use sticky tape (scotch) to pull out the contaminants.
Pay special attention to charging contacts. If the golden patches have oxidized plaque, the earphone will not charge in the case, even if the indicator is on. Wipe the contacts with dry cloth or eraser. Oxidation often leads to a situation where the right earphone discharges faster than the left and suddenly turns off.
| Type of pollution | Symptoms. | Cleaning method | Tool. |
|---|---|---|---|
| Earwax | Quiet sound, lack of bass | Mechanical cleaning | Toothbrush, needle. |
| Oxidation of contacts | No charge, flashes red. | Degreasing | Alcohol, cotton swab |
| Dust in the microphone | The interviewer can't hear you. | Purging/cleaning | Pear, scotch |
| Moisture inside | Sound distortion, wheezing | Suit | Silicagel, rice |
After cleaning, be sure to let the device dry if liquids were used. Turning on the wet gadget can short-circuit and final breakage.
Problems with charging and battery
If the right earphone is not working, it may be that its battery is deeply drained or the power controller has failed. Lithium-ion batteries are sensitive to temperature changes and prolonged storage in a discharged state.
Try leaving the headphones in the case on charge for 1-2 hours. Sometimes it takes a long time to "swing" the battery. Make sure that the case itself is charged and serviceable. If the case is old, it could lose capacity and simply does not recharge the right module to the desired level.
Check the density of the earpiece in the socket. If the right earpiece is dangling or the magnet is holding it weakly, there will be no contact with the charging pins. In the Mi True Wireless Earphones 2 and 2S models, the contacts are deep, and a villi hit can disrupt the circuit.
A symptom of a dying battery is a quick discharge: the headphone lasts 10-15 minutes, and then suddenly turns off, in which case only a replacement of the battery will help, which is extremely difficult to do at home due to the miniaturized size of the elements.
Hardware malfunctions and repairs
When software methods and cleaning don't work, there's probably a hardware breakdown, which could be a plume break inside the earphone, a dynamic head fails, or a board damage caused by a fall.
A common problem with the Redmi and Xiaomi budget models is the rupture of the dynamic emitter, which is that when you hit or vibrate, the contact is broken and the sound is lost, and you can only restore it in the service center with a microscope and soldering equipment.
If the earphone fell into the water, it could corrosion inside, and even if it started after drying, the contact oxidation process would continue, and in a week the device would finally fail, and in such cases, professional cleaning in the ultrasonic bath would be necessary.
⚠️ Warning: Don't try to disassemble headphones yourself unless you have experience.The glue used in the assembly holds the body securely, and opening often leads to the destruction of plastic latches.
The cost of repairs is often comparable to the price of a new device, especially for low-cost models.However, for flagship lines like the Xiaomi Buds 3 Pro or 4 Pro, repairs make sense, as they feature sophisticated noise-canceling electronics.
Prevention and proper operation
To avoid a repeat of this, it's important to follow the rules of wireless acoustics: Don't leave your headphones in the sun or in a cold car. Extreme temperatures are detrimental to batteries and adhesives.
Clean the case of dust and pile regularly. Mud at the bottom of the case prevents the headphones from sitting tightly on contacts. Use a dry cotton swab to clean the corners of the charging case.
Try not to empty your headphones before you put them away for long-term storage, the optimal charge level for preservation is 60-80%, which will prevent a deep discharge from which the battery can not be restored.
Use original cables to charge the case. Cheap cables with AliExpress can deliver unstable voltage, which negatively affects the power controller and, as a result, the work of the headphones themselves.