Connecting speakers to Xiaomi TV 4S: All the ways with step-by-step instructions

Xiaomi Mi TV TV 4S — It's a popular model with a high-quality screen, but built-in speakers often don't meet the demands of music lovers or movie lovers. Connecting external speakers or soundbars can dramatically improve sound by adding bass, volume and clarity to the dialogue. However, not all users know how to connect audio equipment with this TV, especially if we are talking about models with different connectors or wireless protocols.

In this article, we will discuss all possible ways to connect speakers to Xiaomi. 4S — classic 3.5 mm AUX modern HDMI ARC And Bluetooth 5.0, and you'll learn what cables and adapters you might need, how to tune the sound in the TV's menu, and what to do if the speakers aren't defined.

Important: instructions are relevant for all Mi modifications TV 4S (including 4S 32", 4S 43", 4S 50", 4S 55" and 4S 65”), and for Android-based firmware TV 9.0 and newer. If your TV is running on PatchWall, some menu items may be slightly different -- we'll point that out separately.

1.Preparation: What to Know Before Connecting

Before you start connecting speakers to a TV, check out three key points:

• 🔌 Type of connectors on the TV: on the back of Xiaomi 4S may HDMI ARC, optical output (TOSLINK), 3.5 mm AUX Or Bluetooth. You can figure out which model you have, and that'll determine the connectivity that's available.
• 🎵 Type of speakers: active (with its own amplifier) or passive (require an external amplifier). For example, soundbars are usually active, and floor speakers are passive.
• 📶 Wireless Protocol: If you plan to connect over Bluetooth, make sure the speakers support the A2DP (for stereo sound or aptX (for high quality).

Also pay attention to the audio resolution that supports your TV. - Xiaomi 4S capable of producing sound in formats:

• 🎧 PCM (standard uncompressed sound, up to 192 kHz/24 bits)
• 🎬 Dolby Digital (via Dolby Digital) HDMI ARC effluent)
• 📀 DTS (only HDMI ARC, optical output does not support)

⚠️ Note: If you connect a soundbar with Dolby Atmos support, note that Xiaomi 4S It does not transmit this format via optical output, only by HDMI ARC. When using optical cable, the sound will be converted to Dolby Digital 5.1.

2. Connection through HDMI ARC — best choice for soundbars

HDMI ARC (Audio Return Channel – the best way to connect a soundbar or AV-receiver to Xiaomi 4S. This connector allows you to transmit sound in both directions (from TV to speakers and back), and also supports volume control from one remote control.

What you need:

• 🔗 HDMI-cable version 1.4 or later (recommended 2.0 for the 4K HDR)
• 📺 Soundbar or receiver with support HDMI ARC

Step-by-step:

1. Connect one end. HDMI-port-line HDMI ARC on the television (usually signed).
2. Second end, put in the port. HDMI ARC soundbar.
3. Turn on the TV and go to Settings → Sound. → Sound output.
4. Choose HDMI ARC as your sound source.
5. Activate the Control option HDMI (CEC) Settings menu → System system → Devices to control volume from the TV remote.

The cable is connected to the port with the inscription ARC|The sound menu is selected HDMI ARC|CEC (Anynet+) included|Soundbar is on and the correct entrance is selected-->

If the sound doesn't come up,

• 🔄 Reboot the TV and soundbar.
• 🔧 Check that the soundbar has the correct entrance (HDMI ARC or TV ARC).
• 📋 Update the TV firmware (relevant for models 2019-2020 release years).

⚠️ Note: On some Xiaomi models 4S (especially 32-inch port HDMI ARC may be combined with HDMI 1.In this case, connect the cable to him, and not to others. HDMI-port.

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If, after connecting through HDMI ARC Lose sound when switching channels, turn off the TV menu option Digital output (SPDIF) — She may be in conflict with ARC.

3. Bluetooth wireless connection – for portable speakers

If you have a Bluetooth speaker (e.g. Xiaomi Mi Portable Bluetooth Speaker or a Bluetooth speaker) JBL Charge, it can be connected to a TV without wires. 4S Bluetooth 5.0 supports, which provides stable connection and low latency (important for watching movies).

How to connect:

1. Turn on the column and put it in pairing mode (usually hold the power button for 3-5 seconds until the indicator flashes).
2. On the TV, open Settings. → Devices → Bluetooth.
3. Select your column from the list of available devices.
4. Confirm the pairing (you may need to enter 0000 or 1234).
5. Back to Settings → Sound and select Bluetooth audio as your source.

Frequent problems and solutions:

• 🔇 The sound is interrupted: reduce the distance between the speaker and the TV (maximum 10 meters) or remove obstacles (walls, furniture).
• 🎚️ Latency: In the Bluetooth settings of the TV, enable the Low Latency option).
• 🔄 Column turns off: turn off the power saving mode on the TV (Settings) → Power supply → Sleep regimen).

4. Connection via optical output (TOSLINK) — high-quality

Optical output (TOSLINK) It transmits digital sound without loss, which is ideal for connecting. AV-receivers or soundbars with decoders Dolby/DTS. Xiaomi. 4S This connector is located on the back panel and marked as Optical or SPDIF.

What you need:

• 🔗 Optical cable (TOSLINK, plug-in EIAJ)
• 🎛️ Device with optical input (soundbar, receiver, active speakers)

Instructions:

1. Connect the optical cable to the Optical Out port on your TV.
2. The other end is inserted into the Optical In port on the soundbar or receiver.
3. On the TV, go to Settings. → Sound. → Sound output.
4. Choose a Digital Exit (SPDIF).
5. Set the sound format: 🎬 Dolby Digital – 5.1 sound (recommended for movies) 🎵 PCM — for stereo sound (if the soundbar does not support Dolby)

Important nuances:

• 🔊 Optical output does not transmit sound from applications using DRM (For example, Netflix or Disney+). In this case, the sound will go through the built-in speakers.
• 🎛️ If the soundbar doesn’t play Dolby Digital, check its settings – you may need to manually select the Optical input.
• 🔧 On some Xiaomi firmware 4S Optical output is turned off when you plug in your headphones in a 3.5 mm jack. Turn off the headphones if the sound is lost.

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Optical output provides better sound quality than Bluetooth, but does not support DTS:X Dolby Atmos – For these formats, you need to use it. HDMI ARC.

5. Connection through 3.5 mm AUX — universal but obsolete

If your speakers or soundbar have a standard 3.5mm input (mini-jack), you can plug them into Xiaomi. 4S It's a simple, but limited, method:

• 🔊 Sound is transmitted to stereo (no 5.1 support).
• 🎛️ The sound quality depends on the TV’s digital analog converter (DIT.
• 🔌 Not all Xiaomi models 4S 3.5 mm output - some of it is replaced by RCA (tulip).

How to connect:

1. Buy a 3.5 mm cable - 3.5 mm or 3.5 mm — RCA (depending on the column connectors).
2. Connect one end to the port AUX Out on TV (usually signed as Audio Out).
3. Put the other end in the entrance. AUX In on columns or amplifier.
4. In the TV menu (Settings) → Sound) select Audio output (3.5 mm).

What to do if there is no sound:

• 🔧 Check that the cable is fully inserted (sometimes the 3.5mm connector "drowses" in the socket).
• 🔊 Make sure the columns are on and the correct input is selected (AUX or Line In).
• 📋 If the sound is quiet, increase the volume on the TV to 70-80% and adjust the rest on the speakers.

⚠️ Attention: On Xiaomi models 4S 32" and 4S 43" (2018) 3.5mm output can be combined with headphone input, in which case, when you connect the speakers, the built-in speakers automatically turn off, but the sound can only go to the headphones. To fix this, go to Settings. → Sound. → Sound output and manually select External speakers.

Alternative methods: RCA, USB and adapters

If none of the above methods are suitable, consider alternative connectivity options:

🔴 Connection through RCA (tulip)

Some Xiaomi models 4S (Especially early releases have an output RCA (red and white connectors instead of 3.5 mm:

• Use the cable. RCA — RCA or RCA — 3.5 mm (depending on the columns).
• Connect the red connector to Pravy (R), white connector to Levy (L).
• In the TV menu, select Audio output (RCA).

🔌 Connection through USB (only for certain models)

Some soundbars (e.g. Xiaomi Mi Soundbar) can be connected to a TV via a phone. USB, But it only works for power, not for sound transmission. HDMI ARC effluent.

🔄 Use of adapters

If the speakers and TV are different connectors, you can use adapters:

• 🔌 HDMI ARC → Optical (if not on soundbar) HDMI, but there's an optical input).
• 🔊 3.5 mm → RCA (vice versa).
• 📶 Bluetooth transmitter (if the TV does not support Bluetooth, but there is a 3.5 mm output).

Example of connection via Bluetooth transmitter:

1. Buy a Bluetooth transmitter with a 3.5mm input or RCA.
2. Connect it to the TV's audio output.
3. Turn on the transmitter and pair with the column.
4. On the TV, select Audio output (3.5 mm).

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If you use an adapter HDMI ARC → Optical, make sure it supports Dolby Digital, otherwise the sound will only be in the digital format. PCM (stereo).

7. Sound adjustment after connection

After physically connecting the speakers, you need to adjust the sound in the TV menu to avoid problems with volume, synchronization or quality.

Main settings:

1. Selecting a Sound Source: Go to Settings → Sound. → Sound output. Select the plug-in (HDMI ARC, Optical, 3.5 mm or Bluetooth).
2. Sound format: For HDMI ARC or Optical select Auto (automatic definition) or manually specify Dolby Digital/PCM. For Bluetooth, turn on High Quality (AAC) or low latency (aptX) LL).
3. Volume and balance: Turn off Automatic Volume Control (Settings) → Sound. → Adjust the balance between the left and right channel (relevant to 3.5 mm or RCA).

Sound effects:

• For the movie, turn on Mode Mode.
• For music, choose Stereo Mode or Music.

Additional settings for HDMI ARC:

• 🔊 Turn on the control. HDMI (CEC), to control the soundbar volume from the TV remote.
• 🎬 Activate Passthrough to transmit the original audio stream without processing.

8. Common Mistakes and How to Avoid Them

Even with the right connection, users often encounter problems, and here are the most common errors and ways to fix them:

• 🔌 Wrong connector: Connecting the cable to the wrong port (e.g, HDMI 2 instead HDMI ARC). Always check the labels on the back of the TV.
• 🔊 Wrong sound source: the wrong output is chosen in the TV menu (for example, Built-in speakers instead of the TV menu). HDMI ARC).
• 📋 Outdated firmware: on TVs 2018-2019 release may be bugs HDMI ARC Or Bluetooth. Update the software to Settings. → On TV. → Updating the system.
• 🔧 Device conflict: If multiple audio devices (such as soundbars and headphones) are connected to the TV, the sound may be duplicated or lost.
• 🎛️ Incompatible formats: If the soundbar doesn't support Dolby Digital, and the TV only broadcasts sound in that format, there won't be any sound. PCM.

How to diagnose the problem:

1. Check if there is sound through the built-in speakers, if not, there is a problem with the TV or the signal source (for example, in the console).
2. If the sound is through the speakers, but not through the speakers – check the cables, connectors and exit settings.
3. If the sound is interrupted, the problem may be Bluetooth interference (for wireless connection) or a damaged cable (for wired).

⚠️ Attention: On Xiaomi TVs 4S PatchWall (Chinese version) may not support DTS through HDMI ARC. In this case, the sound will automatically be converted to PCM, So the solution is to upgrade the firmware to a global version or use an optical output.

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If after all the manipulations there is no sound, try resetting the TV settings to factory (Settings) → System system → Resetting. This often helps with software failures.

FAQ: Frequent questions about connecting speakers to Xiaomi 4S