How to connect the soundbar TCL Xiaomi TV: All the ways + fixing

Connecting the soundbar TCL Xiaomi TV is a challenge that many users face when trying to improve the sound of a home theater. Despite its apparent simplicity, the process can be complicated by incompatibility of connectors, lack of sound after connecting or incorrect settings in the menu. MIUI TV. In this article, we will analyze all the current ways of connecting two devices, from the classical to the modern world. HDMI ARC Up to wireless Bluetooth, and how to avoid typical setup errors.

Feature of Xiaomi TVs (series Mi) TV 4S, Mi TV Q1, Redmi Smart TV It involves using its own PatchWall shell, which sometimes hides the standard sound settings. TCL (for example, models TS8130, TS6110 or TS9030) Most modern interfaces are supported, but their proper operation depends on the right cable and transmission protocol. If you've tried to connect devices and the sound never came, don't be quick to blame the technique: 80% of the time, the problem is in the little things we’ll talk about.

1.Preparation: What will be needed to connect

Before you start connecting the soundbar and the TV, check for all the necessary accessories. Depending on the chosen connection method, you may need to:

• 🔌 HDMI-cable 1.4 or higher for support ARC/eARC) — Best option for multichannel sound transmission without loss.
• 💡 Optical cable (TOSLINK) — alternative HDMI, If your TV or soundbar is not supported ARC.
• 🎧 Cable AUX 3.5 mm – universal solution for analog connection (suitable for older models).
• 📶 Bluetooth adapter (if the soundbar does not have a built-in module, and the TV supports only Bluetooth 4.0 and below).

Also make sure that both devices are off the socket while the cables are connected – this will prevent possible port failures. TV Stick or other console, it is also worth turning off: additional devices in the chain can create conflicts when transmitting sound.

2. Connection through HDMI ARC (recommended)

HDMI ARC (Audio Return Channel is the most reliable and high-quality way to transmit sound from TV to soundbar, DTS And even Dolby Atmos (if the devices are compatible) to connect:

1. Find a Xiaomi port on your TV HDMI ARC (usually signed HDMI 1 (ARC) or HDMI eARC).
2. Connect him to the port. HDMI ARC soundbar TCL cable HDMI 1.4 or newer.
3. Put both devices on the network.

After the connection, the mode must be activated. ARC TV settings:

1. Go to Settings → Sound → Sound output.
2. Choose. HDMI ARC or the external acoustic system.
3. Make sure that the control option is HDMI (CEC) turned on - this will allow you to control the soundbar volume from the TV remote.

If the sound does not appear, check:

• 🔄 Correctness of cable connection (port) ARC The TV must be connected to the port. ARC soundbar).
• 🔊 Sound settings on the soundbar – sometimes you need to manually select the source HDMI ARC remotely.
• 📺 Version HDMI-Cable – Dolby Atmos requires a cable HDMI 2.1.

3. Connection via optical cable (TOSLINK)

If your Xiaomi TV doesn’t support you HDMI ARC (For example, the Mi models TV 4A or Redmi TV 70), optical cable will be a better alternative, transmitting digital audio without compression, but not feedback (e.g., volume control from a TV remote).

To connect:

1. Connect the optical output of the TV (DIGITAL AUDIO OUT (OPTICAL)) entranced OPTICAL IN soundbar TCL.
2. Turn on both devices.
3. On the TV, go to Settings. → Sound. → Output of sound and select Optical (SPDIF).
4. On the soundbar, activate the source. OPTICAL (button-button SOURCE or INPUT remote).

Pay attention to the following nuances:

• 🚫 The optical cable only transmits sound in one direction (from TV to soundbar), so listening to music from your phone or other devices through the soundbar will require a separate connection.
• 🔇 Some Xiaomi models automatically turn off the built-in speakers when the optical output is activated. If the sound is lost, check the settings Output.

4. Wireless Bluetooth connection

Modern soundbars TCL (for example, TS8130 or TS9030) Xiaomi TVs (starting with Mi) TV 4S 2020) supports Bluetooth 5.0, which allows you to connect them wirelessly:

• ⚠️ Latency can reach 100–200 ms, which is noticeable when watching movies (lip synchrony / sound).
• 🎵 The sound quality is worse than the HDMI Optics or Optics (usually limited to codec) SBC or AAC).
• 🔋 Soundbar discharges faster when working from the battery (relevant for portable models).

To connect:

1. Activate the pairing mode on the soundbar (usually hold the Bluetooth or Pair button until the indicator blinks).
2. On Xiaomi TV, go to Settings → Bluetooth and devices → Add the device.
3. Select your soundbar from the list and confirm the pairing.

If the sound is interrupted or lost:

• 📶 Make sure there are no obstacles between the devices (walls, furniture).
• 🔄 Reboot both devices and re-pair the pairing.
• 🔊 Check if other Bluetooth devices (earphones, gamepads) are connected to the TV – they can cause interference.

💡

To reduce the latency of sound in games or movies, try to turn on the “Game Sound” mode in the settings of the TV (Settings) → Sound. → Sound mode → That'll reduce latency to 50 to 80 ms.

5. Analog connection via AUX 3.5 mm

If your Xiaomi TV is an older model (e.g. Mi) TV 3 or Mi TV 4 32) and not equipped HDMI ARC Or optical output, you have a 3.5 mm audio cable, which is simple, but it has some drawbacks:

• 🔊 The sound quality is lower (analogue signal is subject to interference).
• 🎛️ It is impossible to transmit multi-channel sound (only stereo).
• 🔌 Additional cable is required if the soundbar does not have a 3.5 mm input (you will need an adapter to the soundbar). RCA).

Instructions for connection:

1. Connect the exit. AUDIO OUT (3.5 mm) on a TV with an entrance AUX IN soundbar.
2. On the TV, select the Analog output or Headphones source in the sound settings (depending on the model).
3. On the soundbar, activate the mode AUX.

If the sound is too quiet or distorted:

• 🔊 Check the volume level on the TV – sometimes it is reset to a minimum when you connect an analog cable.
• 🔧 Try another cable (cheap 3.5mm cables often have poor shielding).

💡

Analog connection is only suitable for basic sound improvement. HDMI ARC optical-cable.

6.Tune the sound after connection

Even after successfully physically connecting the soundbar to the Xiaomi TV, you may experience sound problems: no bass, no synchronous, or automatic source switching. To avoid this, follow the following settings:

For optimal sounding, we recommend:

• 🎚️ Calibrate the soundbar with the built-in test (if there is an Auto feature) EQ Room Correction).
• 🔊 Turn off all post-processing on the TV (Dolby Volume, Night Mode) so that the soundbar receives a “clean” signal.
• 🎬 For movies, choose Movie or Cinema on the soundbar, for music - Music.

💡

If your soundbar supports Dolby Atmos, but the Xiaomi TV doesn’t transmit it, try connecting the source (e.g. Apple). TV or NVIDIA Shield) directly to the soundbar through HDMI, Use the TV as a screen only.

7.Typical errors and their solutions

Even with the right connection, users often face unexpected problems, and here are the most common ones and ways to fix them:

⚠️ Note: If, after connecting through HDMI ARC Xiaomi TV stops responding to remote control, it may be due to a conflict of protocol CEC. Turn off the function. HDMI-CEC in the settings of the TV or soundbar.

Problem 1: Soundbar is on, but there is no sound.

• 🔍 Check if the TV is activated with internal speakers instead of external acoustics.
• 🔌 Make sure the cable is tightly inserted into the connectors (especially relevant for optical cable).
• 🔄 Reboot both devices (remove the plugs from the socket for 30 seconds).

Problem 2: The sound is there, but it's very quiet.

• 📶 If you use Bluetooth, check the volume level on both devices – sometimes they are independently controlled.
• 🔊 In the TV settings, turn off Volume Limit or Safe Mode.
• 🎚️ On the soundbar, increase the input signal level (Input Gain or Volume Leveling option).

Problem 3: Sound and video transistence (latency)

• 🎬 When connecting via Bluetooth, try the aptX Low Latency codec (if supported).
• 🔧 In the soundbar menu, find the Audio Delay or Lip Sync setting and select the value manually (start with the audio). +50 ms).
• 🖥️ If the source is a console or computer, adjust the sound delay in its parameters.

⚠️ Note: Xiaomi TVs with firmware older than 2021 may not support Dolby Digital Plus HDMI ARC. In this case, the sound will be transmitted in a format. PCM 2.0, which will reduce the quality of the surround effects.

8 Additional Advice on the Use of

To maximize the potential of your soundbar TCL Coupled with a Xiaomi TV, take advantage of these recommendations:

• 🎵 To listen to music from your phone, connect it directly to the Bluetooth soundbar – it will give better quality than transmission via TV.
• 🎮 If you play games on Xiaomi Mi Box or console, use it. HDMI ARC — The sound delay will be minimal.
• 🔋 To save energy, set up an automatic soundbar shutdown via Settings → Energy savings (if you have such an option).
• 🔄 Regularly update the soundbar firmware through the official app TCL Home – This fixes bugs and adds support for new audio formats.

If you use a soundbar in a large room, pay attention to the Sound Field settings – some models TCL It's also useful to calibrate the subwoofer, to place it in the corner of the room to enhance the bass, or closer to the center for a more balanced sound.

FAQ: Frequent questions