Introduction
This manual provides essential information for setting up, operating, and maintaining your Westinghouse 55-Inch 4K UHD QLED Roku Smart TV, model WSWR55QX400. Please read these instructions carefully before using your television to ensure safe and efficient operation.
The Westinghouse 55-Inch 4K UHD QLED Roku Smart TV offers a vibrant color display with Quantum-dot technology, delivering an expanded color gamut and enhanced picture vibrancy. It features Dolby Vision and HDR 10+ for striking contrast, brighter brights, and darker darks. The edgeless design provides an immersive viewing experience, and the built-in Roku TV offers seamless access to thousands of streaming apps and live TV channels. This TV is compatible with Apple HomeKit, Alexa, and Google Assistant for integrated smart home control.
Setup
1. Unboxing and Package Contents
Carefully remove the TV and all components from the packaging. Ensure all items listed below are present.

Figure 1: TV Dimensions and What's in the Box. This image illustrates the physical dimensions of the 55-inch QLED TV with and without its stand, along with a list of included accessories such as the TV, stands, power cable, Roku Voice Remote, and Quick Start Guide.
2. Stand Installation (Optional)
If you are not wall-mounting the TV, attach the included TV stands. Place the TV face down on a soft, clean surface to prevent scratches. Align the stands with the screw holes on the bottom of the TV and secure them with the provided screws.
3. Wall Mounting (Optional)
For wall mounting, use a VESA-compatible wall mount (not included) that supports a 300mm x 300mm pattern and M6x12mm screws. Consult a professional for wall mounting to ensure proper installation and safety.

Figure 2: VESA Mounting Specifications. This image displays the VESA mounting pattern and screw size required for wall-mounting the TV.
4. Connecting Peripherals
Connect your external devices such as cable boxes, gaming consoles, or sound systems to the appropriate ports on the TV. The TV features multiple HDMI inputs, USB ports, optical audio output, headphone output, AV input, and a LAN port.

Figure 3: Inputs and Outputs. This image highlights the various connectivity options available on the TV for external devices.
5. Initial Power On and Roku Setup
Plug the power cable into the TV and a power outlet. Follow the on-screen instructions to complete the initial setup, including connecting to your Wi-Fi network and activating your Roku account. This process will guide you through channel scanning and app installation.
Operating Instructions
1. Roku Interface Navigation
The Roku TV home screen provides easy access to streaming channels, live TV, and input selections. Use the directional pad on your remote to navigate through the menus and select options.

Figure 4: Roku TV Home Screen. This image displays the user interface for navigating streaming services and inputs.
2. Remote Control Usage
The included Roku Voice Remote allows for intuitive control of your TV. It features dedicated buttons for popular streaming services and a microphone for voice commands.

Figure 5: Roku Voice Remote. This image shows the remote control and its voice command capabilities.
3. Voice Control and Smart Home Integration
Utilize the voice control feature on your remote or connect your TV to Apple HomeKit, Alexa, or Google Assistant for hands-free control. You can use voice commands to search for content, launch apps, and control TV functions.

Figure 6: Roku Mobile App. This image illustrates how the Roku mobile app can be used for advanced control, including voice commands and private listening.
4. Streaming Apps and Roku Channel
Access a wide variety of streaming services directly from your TV. The Roku Channel offers over 350 live TV channels, movies, and shows for free.

Figure 7: The Roku Channel. This image shows the free content available through the Roku Channel.
5. Casting from Mobile Devices
Easily share photos, videos, and music from your smartphone or tablet directly to your Westinghouse Roku TV using the casting feature.

Figure 8: Mobile Device Casting. This image demonstrates the ability to cast content from a mobile device to the TV.
Maintenance
Cleaning the TV Screen
To clean the screen, gently wipe it with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a screen-specific cleaning solution. Avoid using harsh chemicals or abrasive materials.
General Care
Keep the TV in a well-ventilated area. Avoid exposing it to direct sunlight, extreme temperatures, or high humidity. Regularly check for and install software updates to ensure optimal performance and access to the latest features.
Troubleshooting
- No Power: Ensure the power cable is securely plugged into both the TV and a working electrical outlet. Try a different outlet.
- No Picture/Sound: Verify that the correct input source is selected. Check all cable connections (HDMI, AV, etc.) for secure fit. Restart the TV by unplugging it for 30 seconds and plugging it back in.
- Remote Not Responding: Replace the batteries in the remote control. Ensure there are no obstructions between the remote and the TV.
- Network Connectivity Issues: Check your Wi-Fi router and internet connection. Restart your router and the TV. Re-enter your Wi-Fi password in the TV's network settings.
- Poor Picture Quality: Adjust picture settings (brightness, contrast, color) in the TV menu. Ensure you are viewing high-quality content (4K, HDR).
For further assistance, refer to the Westinghouse support website or contact customer service.
Specifications
| Model Number | WSWR55QX400 |
| Screen Size | 55 Inches |
| Display Technology | QLED |
| Resolution | 4K UHD (3840 x 2160) |
| Refresh Rate | 60 Hz |
| HDR Format Supported | Dolby Vision, HDR 10+ |
| Operating System | Roku OS |
| Connectivity Technology | HDMI (x4), Wi-Fi, USB (x1), Ethernet (LAN) |
| Control Method | Remote, Voice |
| Dimensions (with stand) | 48.3" x 30.7" x 12" |
| Dimensions (without stand) | 48.3" x 28" x 3.5" |
| VESA Mount Compatibility | 300mm x 300mm (M6x12mm screws) |

Figure 9: Energy Guide. This label provides estimated yearly energy cost information for the TV.
Warranty and Support
Your Westinghouse 55-Inch 4K UHD QLED Roku Smart TV comes with a limited warranty. For detailed warranty information, including terms and conditions, please refer to the warranty card included in your product packaging or visit the official Westinghouse Electronics website. For technical support, troubleshooting assistance, or service inquiries, please contact Westinghouse customer support.