You turned on the Xiaomi Mi TV TV, Redmi Smart TV Or another model of the brand, but the screen is still black -- the sound works and the image doesn't? 15-20% owners after updating the firmware, voltage surge or failure HDMI-The port. 80% In some cases, the picture can be returned for 2-3 minutes, just by pressing the correct button combination on the remote.
In this article, we provide precise instructions for all Xiaomi TV series (including Mi TV 4S/5X, Redmi X, Mi TV Q1/Q2), a list of buttons on the remote that will help diagnose the problem, and algorithms for actions for various symptoms (black screen, flickering, lack of signal).
Why Xiaomi TV is missing: 5 main reasons
Before you grab the remote, it's important to understand what caused the crash, and here are the most common reasons why the image disappears when the sound is working:
- 🔌 Firmware failure after automatic update (often found on Mi models) TV 4A Redmi Smart TV X 2020-2022 year-end).
- 📺 Incorrectly selected signal source (for example, the TV “hangs” on the inactive HDMI-port).
- ⚡ A power surge or incorrect power outage (leads to a reset of screen settings).
- 🔧 Hardware failure in the matrix, backlight or plume (requires repair).
- 🎮 Conflict with external devices (prefix, sound panel, receiver).
If the image is lost immediately after turning on, it is likely a problem in the firmware or screen settings. If the image disappeared during viewing (for example, when switching channels or connecting a gadget), the source of the signal is to blame or the source of the signal is to blame. HDMI-cable.
First steps: what buttons on the remote to press to return the image
Start with basic manipulations that will help in 60% of cases: Take the original remote from Xiaomi (or universal with Mi TV support) and follow the following steps:
- Reboot the TV: Press and hold the Power button for 10-15 seconds until the light goes out and lights up again. This is a soft reset that removes temporary errors.
- Signal Source Check: Press Source or Input and select an active port (e.g. HDMI 1, TV or AV).
- Reset screen settings: pinch the Menu combination + Up (↑) 5 seconds – this will reset the display parameters to the factory.
If the image does not appear after these actions, move to the advanced diagnostics (described below).Please note: on some Xiaomi remotes, the Source button may be called Input or denoted by the arrow square icon.
Make sure the TV is on the network|Check the power indicator (must burn blue/white)|Push. Source/Input Choose the right port|Reboot TV with a long press of Power|Shut it down. HDMI-Check the picture without them-->
Buttons on the remote for resetting settings and image recovery
If a simple reboot doesn’t work, try a hardware reset or login to the service menu.
| Problem. | Button combination | Action. |
|---|---|---|
| Black screen, sound is there. | Menu + Up (↑) (5 seconds) | Resetting screen settings |
| Hanging on the Mi logo | Power + Menu + Down (↓) (10 sec) | Entry into recovery mode |
| Flickering or artifacts | Settings + OK (3 seconds) | Resetting of graphical parameters |
| No response to the remote. | Power + Volume + (7 seconds) | Forced reset |
On the Mi TV Q1/Q2 and Redmi MAX models, a Menu + 1 + 9 + 2 + OK combination may be required to enter the service menu (introduced sequentially).
⚠️ Warning: Do not change the settings in the service menu unless you are sure of their value! Incorrect settings can lead to complete loss of image or failure of the TV.
What to do if the screen does not even have a Xiaomi logo when you turn on
If the Xiaomi TV doesn’t show either the logo or the menu, but the power indicator is on, the problem may be:
- 🔋 Power supply (insufficient voltage for the matrix).
- 💡 Screenlighting (burned out) LED-diodes).
- 📱 Main board (failure in the graphics processor).
In this case:
- Turn off the TV for 30 minutes (full reset of capacitors).
- Try to enable it with a physical button on the case (usually located under the logo or side).
- If the indicator flashes red, it's an error code. Check the number of flashes with the error table below.
Error codes for flashing the indicator on Xiaomi TV
If after these actions the image did not appear, most likely, repairs will be required in the service center. It is not recommended to repair the power supply or matrix on your own - there is a high risk of permanently damaging the TV.
How to update the firmware if the screen is not working
If the image is missing after an unsuccessful update, you can reflash the TV manually.
- Download the latest firmware version for your model from the official Xiaomi website (Support section).
- Unpack the archive and copy the update.zip file to the flash drive (FAT32 format, up to 8 GB).
- Put the flash drive in. USB-television-port.
- On the remote, press Menu + Up (↑) + OK at the same time and hold for 10 seconds until the update starts.
It takes 5-10 minutes. Don't turn off the TV or remove the flash drive until the light stops flashing. If the update is hanging, repeat the procedure with another flash drive.
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If the TV does not respond to USB-flash drive, try using it OTG-cable USB 3.0 (usually blue).
When to contact the service: signs of hardware malfunction
Not all image problems can be solved software-based. Please contact the service center if:
- 🔥 Vertical or horizontal stripes appeared on the screen (damage to the matrix).
- 💥 The TV is turned off by itself. 1-2 seconds after switching on (power supply failure).
- 🌡️ The screen is heated locally (burned). LED-light-diode).
- 🔌 After a thunderstorm or a surge of tension, sound and image disappeared (failure of the main board).
Average cost of repair:
- Replacement of the power supply - from 2,500 ₽.
- Illumination repairs - from 4,000 ₽.
- Replacement of the matrix - from 10 000 ₽ (diagonally).
⚠️ Warning: If the TV is warranty, do not open the case and do not try to repair yourself.
Table of Xiaomi TV error codes by flashing the indicator
If the power indicator flashes with pauses, it's a malfunction code.
| Number of flashings | Description of the error | Recommendations |
|---|---|---|
| 1 long, 1 short | Failure in the power supply | Check the network cable, try another socket |
| 2 short short shorts | The problem with the matrix or plume | Diagnostics are required in the service |
| 3 short short shorts | Firmware error | Perform manual update (instruction above) |
| 4 short short shorts | Failure of the main fee | Repair or replacement of fees |
| 5 short short shorts | Lighting failure | Replacement LED-ribbon |
On Xiaomi Mi TV 5 Pro and newer models, error codes may differ – check them in the user manual or on the support website.
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If the light is flat (without flashing) but there is no image, the problem is with the screen settings or firmware. If it flashes, it's a hardware fault.