Introduction
This manual provides essential information for the safe and effective operation of your Sony HTCT390 Ultra-slim Sound Bar with Bluetooth. Please read this manual thoroughly before using the product and retain it for future reference.
The Sony HTCT390 is a 2.1 channel sound bar system designed to enhance your audio experience. It features an ultra-slim sound bar and a wireless subwoofer, offering impressive sound and powerful bass. Connectivity options include Bluetooth, NFC, HDMI ARC, Optical, and USB, allowing for versatile integration with various devices.

Image: The Sony HTCT390 sound bar and its accompanying wireless subwoofer, shown separately. The sound bar is long and slender, while the subwoofer is a compact, rectangular unit.
Safety Information
Always observe the following safety precautions when using this product:
- Do not expose the unit to rain or moisture to reduce the risk of fire or electric shock.
- Do not install the unit in a confined space, such as a bookcase or built-in cabinet.
- To reduce the risk of electric shock, do not open the cabinet. Refer servicing to qualified personnel only.
- Do not place objects filled with liquids, such as vases, on the unit.
- Ensure proper ventilation. Do not block ventilation openings.
- Use only the power cord supplied with the unit.
What's in the Box
Verify that all items are present before proceeding with setup:
- Sound Bar (HTCT390)
- Wireless Subwoofer
- Remote Control
- AA Batteries (2) for Remote Control
- Optical Audio Cable
- Wall Mount Template
- Operating Instructions (this manual)
- Warranty Card
Setup
1. Placement
The sound bar can be placed on a TV stand or mounted on a wall. The wireless subwoofer offers flexible placement options, including upright or on its side.

Image: The Sony HTCT390 sound bar positioned horizontally below a television, with the wireless subwoofer placed vertically to the right of the TV setup.
2. Connecting to your TV
There are several ways to connect the sound bar to your TV:
- HDMI ARC (Recommended): Connect an HDMI cable (not supplied) from the HDMI OUT (ARC) port on the sound bar to the HDMI IN (ARC) port on your TV. This allows for control of the sound bar volume with your TV remote.
- Optical Digital Cable: Connect the supplied optical audio cable from the OPTICAL IN port on the sound bar to the optical digital output port on your TV.
- Analog Audio Cable: Connect an analog audio cable (not supplied) from the ANALOG IN port on the sound bar to the audio output ports on your TV.
3. Connecting the Subwoofer
The wireless subwoofer automatically pairs with the sound bar when both units are powered on. Ensure the subwoofer is placed within a reasonable range of the sound bar for optimal wireless connection.
4. Power Connection
Connect the AC power cords for both the sound bar and the subwoofer to wall outlets.
Operating Instructions
Basic Operation

Image: A close-up view of the front panel of the Sony HTCT390 sound bar, showing the Sony logo on the left, a "BT" (Bluetooth) indicator in the center, and various control buttons on the right.
- Power On/Off: Press the POWER button on the remote control or the sound bar.
- Volume Control: Use the VOL +/- buttons on the remote or sound bar to adjust the volume.
- Input Selection: Press the INPUT button on the remote or sound bar to cycle through HDMI, Optical, Analog, Bluetooth, and USB inputs.
- Subwoofer Volume: Adjust the subwoofer level using the SW +/- buttons on the remote control.
Bluetooth Connectivity
Stream music wirelessly from your smartphone or other Bluetooth-enabled devices.
- Press the BLUETOOTH button on the remote control or select Bluetooth input on the sound bar. The Bluetooth indicator will flash.
- On your device, enable Bluetooth and search for "HT-CT390".
- Select "HT-CT390" to pair. Once connected, the Bluetooth indicator will glow steadily.
- For NFC-compatible devices, simply touch the device to the N-Mark on the sound bar to establish a connection.
USB Playback
Connect a USB device to the USB port on the sound bar to enjoy audio playback.
- Insert your USB device into the USB port.
- Select the USB input using the INPUT button.
- Use the remote control to navigate and play audio files.
Sound Modes
The sound bar offers various sound modes to optimize your listening experience:
- ClearAudio+: Automatically adjusts sound settings for optimal audio.
- Movie: Enhances movie soundtracks for a cinematic experience.
- Music: Optimizes sound for music playback.
- Game: Provides immersive audio for gaming.
- Sports: Enhances commentary and crowd noise for sports broadcasts.
- Night Mode: Reduces dynamic range for comfortable listening at low volumes.
Press the corresponding sound mode button on the remote control to select your desired mode.
Maintenance
To maintain the performance and appearance of your sound bar system:
- Cleaning: Wipe the unit with a soft, dry cloth. Do not use abrasive pads, scouring powder, or solvents such as alcohol or benzene.
- Ventilation: Ensure that the ventilation openings are not blocked.
- Storage: If the unit is not used for an extended period, disconnect the power cords from the wall outlet.
Troubleshooting
If you experience issues with your sound bar, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| No power | Ensure power cords are securely connected to the unit and the wall outlet. |
| No sound |
|
| Subwoofer not producing sound |
|
| Bluetooth pairing fails |
|
If the problem persists, consult the Sony support website or contact customer service.
Specifications
| Feature | Detail |
|---|---|
| Model Name | HTCT390 |
| Speaker Type | Sound Bar with Wireless Subwoofer |
| Surround Sound Channel Configuration | 2.1 Channel |
| Connectivity Technology | Bluetooth, HDMI (ARC), NFC, Optical, USB |
| Speaker Maximum Output Power | 300 Watts |
| Power Consumption (Sound Bar) | 45W |
| Power Consumption (Subwoofer) | 20W |
| Sound Bar Dimensions (W x H x D) | Approx. 35.4 in x 2.0 in x 4.7 in |
| Subwoofer Dimensions (W x H x D) | Approx. 7.5 in x 15.0 in x 15.3 in |
| Item Weight (Sound Bar) | 4.16 ounces |
| Item Weight (Subwoofer) | Not specified |
| Included Components | Speakers, Warranty, Manual, Remote, Batteries |
| Color | Black |
Note: Specifications are subject to change without notice.
Warranty and Support
Your Sony HTCT390 Sound Bar system comes with a limited warranty. Please refer to the included warranty card for detailed terms and conditions, including coverage period and limitations.
For technical support, troubleshooting assistance, or service inquiries, please visit the official Sony support website or contact Sony customer service. Contact information can typically be found on the warranty card or the Sony website.
Online Support: www.sony.com/electronics/support