How to connect the soundbar to the Xiaomi TV through HDMI: full instruction with settings

Connecting the soundbar to the Xiaomi TV through HDMI-cable is the most reliable way to get quality sound without delay and loss, unlike wireless connections like Bluetooth or Wi-Fi), HDMI transmits multichannel audio stream in its original quality, including Dolby Atmos formats and DTS:X. However, many users face problems: the sound is not going, the soundbar is not determined, or the TV does not transmit a signal to external acoustics.

In this article, we will analyze all the nuances of connection – from choosing the right cable to adjusting the sound parameters in the Mi menu. TV. We will pay special attention to technology HDMI ARC/eARC, It allows you to control the soundbar from the TV remote and transmit the sound in both directions. TV 4S/5/6, Redmi Smart TV Xiaomi OLED Vision, the instruction will fit with small differences in the interface.

Before you start, check: your soundbar supports HDMI-entrance (preferably marked) ARC), The TV is equipped with the appropriate output, if only the standard TV HDMI-port ARC, Connection is possible, but the functionality will be limited.

1. Which one. HDMI-cable is needed to connect the soundbar to Xiaomi TV

Not everyone. HDMI-This is the right cable for high-quality audio, and these are the key criteria for choosing:

• 🔌 Version. HDMI 2.0 and higher – required for Dolby Atmos support, DTS:X and eARC. 1.4 cables are limited to Dolby Digital 5.1 format.
• 🎵 Support ARC/eARC — If the TV and soundbar are equipped with ports marked ARC (Audio Return Channel, the cable must be compatible with this technology.
• 📏 Up to 3 meters long for most home installations. Longer cables (5)+ (metres) may cause sound delays or signal loss.
• 🛡️ Certification - look for the Premium Certified or Ultra High Speed label on the package.

If you use a soundbar with support 8K or 4K@120Hz (Like Sony. HT-A7000 Samsung HW-Q990C), cable HDMI 2.1. For budget models (such as Xiaomi Mi Soundbar or Redmi Soundbar Pro) will be enough version 2.0.

⚠️ Attention: Cheap, uncertified cables may not be able to transmit Dolby Atmos sound, even if the TV and soundbar support them.

If you're not sure about the cable version, look for the packaging or labeling on the wire itself. Modern cables are usually labeled as High Speed (HDMI 2.0) or Ultra High Speed (HDMI 2.1).

2 Where it is. HDMI ARC-port on Xiaomi TV

On the TVs Xiaomi port HDMI ARC It's usually marked separately and signed. It's a model-dependent location:

• 📺 Xiaomi Mi TV 4S/5/6 — port HDMI 3 (ARC) It's on the back of the bottom row of connectors.
• 📺 Xiaomi OLED Vision - port HDMI 2 (eARC) is located on the side (if you watch the TV from the back - on the right).
• 📺 Redmi Smart TV X - port HDMI 1 (ARC) on the back, next to the optical output.

If there is no marking on your TV ARC or eARC, that doesn't mean the port doesn't support the technology. TV 4A) have ARC standard HDMI-port, but it needs to be activated in the settings.

To make sure you connect to the right port:

1. Look at the back of the TV, port with ARC usually highlighted in a different color (e.g., yellow or green).
2. Check the instructions for your Xiaomi model TV — There's got to be a connector circuit.
3. If there are several ports and there is no marking, try connecting to each one in turn (setting up) ARC It will only appear on the menu when connected correctly).

⚠️ Note: If you connect the soundbar to the usual HDMI-port ARC), The sound will only go in one direction, from the source (e.g., set-top boxes) to the soundbar. The reverse transmission of sound from the TV (e.g., embedded applications) will not work.

3. Step-by-step instruction: how to connect the soundbar to Xiaomi TV through HDMI

Now, let's get to the process of the connection itself. Follow the instructions Step-by-step.

Step 1: Physical connection

1. Turn off the Xiaomi TV and soundbar from the socket.
2. Connect one end. HDMI-port-wire HDMI ARC TV-wise.
3. Connect the other end to the port HDMI ARC (or HDMI IN) soundbar.
4. Put both devices on the network.

Step 2. Set up the TV.

1. Turn on the TV and go to the settings menu by clicking the Settings button on the remote.
2. Select the Sound section → The sound output (Sound) → Sound Output).
3. In the list of devices, select HDMI ARC or the Outer System.
4. Activate the Control option HDMI (CEC) (HDMI CEC), to control the soundbar from the TV remote.

Step 3: Set up the soundbar

1. On the soundbar remote, select the signal source. HDMI (sometimes referred to as ARC or TV ARC).
2. If the soundbar supports Dolby Atmos, or DTS:X, activate these formats in its menu.
3. Check if Pass-Through mode is enabled (if any) – it allows you to transmit sound without processing.

Step 4. Sound check.

1. Run any sound content on your TV (such as a YouTube video or a Netflix movie).
2. Make sure the sound is coming through the soundbar. If not, check the settings again.
3. If there is a sound, but with a delay, try turning off the sound processing in the soundbar settings.

If after connecting the sound comes only from the built-in speakers of the TV, check whether the mode is activated "TV Speakers in Xiaomi’s sound settings TV. He needs to be switched to "HDMI ARC".

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If the soundbar isn't determined by the TV, try rebooting both devices: turn them off the socket for 30 seconds, then turn them on again. Sometimes this helps to reset recognition errors.

4.Tune in. HDMI CEC: How to control the soundbar from the Xiaomi remote TV

Technology HDMI CEC (Consumer Electronics Control allows you to control the soundbar from the remote of the Xiaomi TV, which means that you can adjust the volume, turn on / off the soundbar and switch signal sources without a separate remote control.

To activate CEC:

1. Go to the TV menu: Settings → System system → HDMI CEC.
2. Enable the Control option HDMI (HDMI Control or Simplink on some models).
3. On the soundbar, also activate support CEC (In the settings menu, look for HDMI Control, Anynet+ Bravia Sync, depending on the brand).

After activation, check the work:

• 🔊 Volume buttons +/– Xiaomi should adjust the soundbar volume.
• 🔄 The Source or Input button should switch the signal sources on the soundbar.
• 🖥️ When the TV is turned on, the soundbar should automatically go into mode. HDMI ARC.

If the CEC is not working:

• Check if your soundbar supports this feature (some budget models are not equipped with the same feature). CEC).
• Update your TV and soundbar firmware to the latest version.
• Try using another one. HDMI-cable (sometimes the problem is poor quality wire).

⚠️ Note: On some Xiaomi models TV (Like Mi. TV 4A) function CEC It can conflict with other connected devices (for example, the Xiaomi Mi Box), in which case you will have to control the soundbar from its native remote control.

5. Why there's no sound through HDMI ARC: common problems and solutions

If the soundbar does not play the sound or does not work correctly after connecting, check the following points:

If the problem persists, try resetting the TV's audio settings:

1. Go to Settings → Sound → Resetting sound settings.
2. Confirm the reset and repeat the setting HDMI ARC zero.

For Xiaomi models TV Android TV (Like Mi. TV 6) may help to reset the cache of the audio system:

Settings → Applications → System applications → Android System WebView → Storage → Clear cache

If none of these methods worked, check your soundbar’s compatibility with Xiaomi TV.Some brands (like Bose or Sonos) require additional customizations to work with the company. ARC.

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If sound is only missing in certain apps (like Netflix), the problem may be their settings. PCM or Stereo in the application parameters.

6 How to set up sound formats (Dolby Atmos, DTS:X) Xiaomi TV

If your soundbar supports advanced sound formats (Dolby Atmos, DTS:X, Dolby Digital Plus, you need to activate them in your TV settings. Xiaomi default TV It can transmit sound in a basic format. PCM 2.0, which won't unlock the soundbar's potential.

To enable multichannel sound support:

1. Go to Settings. → Sound. → Additional settings (Advanced Settings).
2. Find Digital Audio Format and select Auto or Passthrough.
3. Activate the Dolby Digital Plus option (if any).
4. Dolby Atmos may need to be included HDMI eARC (available on models with support, for example, Xiaomi) OLED Vision).

On the soundbar, also check out:

• 🎛️ Is Auto or Direct enabled to decode the sound.
• 🔊 Dolby formats are activated Atmos/DTS:X menu.
• 📶 Is the soundbar firmware updated (especially important for Samsung models) HW-Q or LG SN).

If the sound is still played in stereo after settings, check:

• Does it support a particular app (such as Netflix or Disney)?+) Multi-channel audio: Some services require Dolby Atmos subscriptions.
• Whether the TV is on Night Mode or Speech Enhancement, they can force the sound to stereo.

⚠️ Note: On Xiaomi TVs with an Amlogic processor (e.g. Mi) TV 4S) There may be no support DTS:X In this case, the soundbar will play the sound in a format. DTS Core (5.1), not in full use DTS:X.

7.Alternative ways to connect the soundbar to Xiaomi TV (if HDMI doesn't work)

If you connect through HDMI For some reason, it is not possible (for example, there is no port on the TV). ARC Or the soundbar doesn't support it, and alternative methods can be used, but they have limitations in sound quality and functionality.

1. Optical cable (TOSLINK)

• ✅ Pros: Multi-channel audio (Dolby Digital 5.1, DTS).
• ❌ Cons: Does not support Dolby Atmos, DTS:X, No feedback (you can not control the soundbar from the TV remote).

How to connect:

1. Connect the Optical Out port on your TV and Optical In on your soundbar.
2. In the settings of the TV (Settings) → Sound. → Sound output) select Digital Optical output.

2. Bluetooth

• ✅ Pros: wireless connection, ease of setting.
• ❌ Cons: sound delay (~100–200 ms), audio compression (quality loss), unstable connection.

How to connect:

1. Activate Bluetooth on the soundbar (Pairing Mode).
2. On the TV, go to Settings. → Devices → Bluetooth and find the soundbar in the list.
3. Confirm the pairing.

AUX (3.5 mm)

• ✅ Pros: simplicity, low cost of cable.
• ❌ Cons: only stereo sound, the quality is worse than that of HDMI/optics.

How to connect:

1. Connect the Audio Out port (3.5mm) on your TV to the AUX In input on the soundbar.
2. In the TV sound settings, select Analog output.

If you want multi-channel sound without delay, HDMI ARC Alternatives are only suitable for temporary use or if your soundbar doesn't support it. HDMI.

FAQ: Frequent questions about connecting the soundbar to Xiaomi TV