1. Introduction
This manual provides essential information for the setup, operation, and maintenance of your VIZIO D40F-G9 40-inch 1080p Full Array LED SmartCast HDTV. Please read this manual thoroughly before using your television to ensure proper and safe operation.

Figure 1.1: Front view of the VIZIO D40F-G9 40-inch SmartCast HDTV. This image displays the television with its stand, showcasing the screen with a vibrant landscape image.
The VIZIO D40F-G9 is a 40-inch Full HD (1080p) SmartCast HDTV designed to deliver an immersive viewing experience. It features Full Array LED backlighting for enhanced picture quality and integrates SmartCast for easy access to streaming applications and over 100 free channels. The television is equipped with a powerful six-core processor (Quad-core GPU and Dual-core CPU) for fast performance and smooth graphics. It also offers voice-control support for popular smart assistants like Siri, Google Assistant, and Amazon Alexa.
2. What's in the Box
Upon unpacking your VIZIO D40F-G9 HDTV, please ensure all the following components are present:
- VIZIO D40F-G9 40-inch 1080p Full Array LED SmartCast HDTV
- Remote Control (Model XRT136)
- TV Stand (2 pieces)
- Stand Screws
- Power Cable
- Quick Start Guide (not included in this manual)
Note: 2 AA batteries are required for the remote control and are typically not included.
3. Setup
3.1 Attaching the TV Stand
If you are not wall-mounting your television, you will need to attach the included stand. Carefully place the TV screen-down on a soft, clean surface to prevent scratches.
- Identify the left and right stand pieces.
- Align each stand piece with the corresponding slots on the bottom of the television.
- Secure each stand piece using the provided screws. Ensure they are tightened firmly but do not overtighten.

Figure 3.1: The VIZIO D40F-G9 television with its stand attached, positioned on a media console in a living room setting.
3.2 Connecting Devices
Your VIZIO D40F-G9 HDTV offers various input ports for connecting external devices such as cable boxes, gaming consoles, Blu-ray players, and USB drives.
- HDMI Ports (2): For high-definition audio and video connections. Connect your devices using HDMI cables.
- USB Port (1): For connecting USB storage devices to view photos or play media.
- Ethernet Port (1): For a wired internet connection.
- Component Input (1): For older devices using component video (YPbPr) and stereo audio (red/white RCA).
- Optical Audio Out: For connecting to a soundbar or audio receiver with an optical cable.
- Analog Audio Out: For connecting to audio systems using RCA cables.
- RF Input (Antenna/Cable): For connecting an antenna for over-the-air broadcasts or a coaxial cable for cable TV.

Figure 3.2: Rear view of the VIZIO D40F-G9 television, highlighting the various input and output ports available for connecting external devices.

Figure 3.3: A detailed close-up of the input ports on the VIZIO D40F-G9, including HDMI, USB, Ethernet, and audio connections.
3.3 Initial Power-On and Network Setup
- Connect the power cable to the TV and then to a power outlet.
- Press the Power button on the remote control or on the TV itself.
- Follow the on-screen prompts to select your language, country, and connect to your home network (Wi-Fi or Ethernet).
- The TV may automatically check for and install software updates during the initial setup. Allow this process to complete without interruption.
- Complete the SmartCast setup to access streaming apps and features.
4. Operating Your VIZIO D40F-G9 HDTV
4.1 Remote Control Overview
The included remote control provides full functionality for your VIZIO SmartCast HDTV.

Figure 4.1: Layout of the VIZIO D40F-G9 remote control, showing buttons for power, input, volume, channels, navigation, and quick access to streaming services like Netflix and Amazon.
- Power Button: Turns the TV on or off.
- Input Button: Cycles through available input sources (HDMI, Component, etc.).
- Volume +/-: Adjusts the audio volume.
- Channel +/-: Changes TV channels (for antenna/cable input).
- Navigation Pad (Up/Down/Left/Right/OK): Used to navigate menus and select options.
- Back Button: Returns to the previous screen or menu.
- SmartCast Buttons: Dedicated buttons for popular streaming services (e.g., Netflix, Amazon, Xumo, Crackle, iHeartRadio).
- Menu Button: Accesses the main TV settings menu.
- PIC Button: Quickly cycles through picture modes.
4.2 SmartCast Features
SmartCast allows you to stream content from various apps directly on your TV or cast content from your mobile devices.
- Built-in Apps: Access pre-installed streaming applications like Netflix, Amazon Prime Video, and more directly from the SmartCast home screen.
- Chromecast Built-in: Cast videos, photos, and music from compatible apps on your smartphone, tablet, or computer directly to the TV.
- Apple AirPlay 2: Stream content directly from your Apple devices (iPhone, iPad, Mac) to the TV.
- Voice Control: Integrate your TV with Siri, Google Assistant, or Amazon Alexa for hands-free control of power, volume, and input selection. Ensure your TV software is up-to-date for full compatibility.
4.3 Adjusting Picture Settings
You can customize the picture quality to your preference. Press the MENU button on your remote, then navigate to the Picture settings.
- Picture Mode: Select from preset modes like Standard, Vivid, Game, or Calibrated.
- Brightness: Adjust the overall lightness or darkness of the image.
- Contrast: Controls the difference between the brightest and darkest areas.
- Color: Adjusts the intensity of colors.
- Tint: Fine-tunes the color balance (red-green).
- Sharpness: Enhances the detail of the image.
- Advanced Picture Settings: Access more detailed controls like Backlight, Color Temperature, and Noise Reduction.
5. Maintenance
5.1 Cleaning Your TV
To maintain the clarity and appearance of your television, follow these cleaning guidelines:
- Always unplug the TV from the power outlet before cleaning.
- Use a soft, lint-free cloth (e.g., microfiber cloth) to gently wipe the screen. For stubborn smudges, lightly dampen the cloth with water or a screen-specific cleaning solution (never spray directly onto the screen).
- Wipe the frame and stand with a dry, soft cloth. Avoid using abrasive cleaners, waxes, or solvents.
5.2 Software Updates
Your VIZIO SmartCast HDTV is designed to receive automatic software updates via its internet connection. These updates improve performance, add new features, and enhance security.
- Ensure your TV is connected to the internet for automatic updates.
- Do not unplug the TV or turn it off during a software update. This can cause damage to the TV's operating system.
- You can manually check for updates in the TV's settings menu, usually under System or Support.
6. Troubleshooting
If you encounter issues with your VIZIO D40F-G9 HDTV, refer to the following common troubleshooting steps:
| Problem | Possible Cause / Solution |
|---|---|
| No Power / TV won't turn on |
|
| No Picture / Black Screen |
|
| No Sound |
|
| SmartCast / Apps not working / Screen Freezing |
|
| Remote Control not responding |
|
7. Specifications
Key technical specifications for the VIZIO D40F-G9 40-inch SmartCast HDTV:
| Feature | Detail |
|---|---|
| Model Number | D40F-G9 |
| Screen Size | 40 Inches (39.5" measured diagonally) |
| Display Technology | Full Array LED |
| Resolution | 1080p (Full HD) |
| Refresh Rate | 60 Hz |
| Processor | Six-Core (Quad-core GPU, Dual-core CPU) |
| Connectivity | Wireless (Wi-Fi), Ethernet |
| HDMI Inputs | 2 |
| USB Ports | 1 |
| Component Input | 1 |
| Audio Outputs | Optical, Analog (RCA) |
| Dimensions (with stand) | 35.51" W x 22.59" H x 8.36" D |
| Dimensions (without stand) | 35.51" W x 20.4" H x 2.55" D |
| Item Weight | 14.55 pounds |
| Voltage | 1.1E+2 Volts (AC) |

Figure 7.1: Dimensional diagram of the VIZIO D40F-G9 television, illustrating its width, height, and depth with the stand attached.

Figure 7.2: Energy Guide label for the VIZIO D40F-G9, indicating estimated yearly energy cost and consumption.
8. Warranty and Support
This VIZIO D40F-G9 unit is offered as an Amazon Renewed product. Please note the following regarding its warranty and support:
- Return Policy: As an Amazon Renewed product, it typically comes with a 90-day return policy for refund or replacement. Please refer to your purchase details for specific terms.
- Customer Support: For issues related to your Amazon Renewed purchase, you can contact Amazon Customer Support.
- Manufacturer Support: For technical assistance or product information directly from VIZIO, please visit the official VIZIO support website or contact their customer service.
It is recommended to keep your purchase receipt and any packaging for warranty purposes.





