Contents

Installing the TV
- Inspecting the Package Contents
- Installing the TV
  - Installing the TV Stand
  - Installing the TV on a Wall
Controls and Connections
- Rear Panel
- Side Panel
- Front Panel
- Remote Control - FRONT
- Remote Control - Back
  - Replacing the Batteries
Connecting Your Devices
- Connecting A Device
- Connecting A PC
- Connecting an audio device
- Connecting to your network
  - Connecting to a Wired Network (Best)
  - Connecting to a Wireless Network
Completing the First-Time Setup
Using the On-Screen Menu
- Navigating the On-Screen Menu
- Changing the Input Source
- Changing the Screen Aspect Ratio
- Setting Up Closed Captioning
  - Changing the Appearance of Digital Closed Captions
- Activating the Sleep Timer
  - Setting the Auto Power Off Feature
- Adjusting the Picture Settings
  - Adjusting the Advanced Picture Settings
  - Adjusting the Color Temperature
  - Adjusting the Picture Size and Position
  - Resetting the Picture Settings
- Adjusting the Audio Settings
  - Adjusting the Advanced Audio Settings
  - Resetting the Audio Settings
- Using the Network Connection Menu
  - Connecting to a Wireless Network
  - Changing the Advanced Network Settings
  - Testing Your Network Connection
- Changing the TV Settings
  - Changing the Input Source
  - Setting the Tuner Mode
  - Scanning for Channels
  - Adding New Channels
  - Skipping Channels
  - Changing the Audio Language
  - Using the Parental Controls
  - Accessing the Parental Controls Menu
  - Enabling or Disabling Program Ratings
  - Locking and Unlocking Channels
  - Blocking and Unblocking Content by Rating
  - Changing the Parental Control Passcode
  - Resetting the Content Locks
  - Changing the Names of the Inputs
  - Changing the On-Screen Menu Language
  - Setting the Time Zone
  - Adjusting the CEC Settings
- Using the Help Menu
  - Displaying System Information
  - Resetting the TV Settings
  - Restoring the TV to Factory Default Settings
  - Using Guided Setup
- Using the Info Window
Using the USB Media Player
- Using the USB Media Player
  - Connecting a USB Thumb Drive to the TV
  - Playing USB Media
Using VIZIO Internet Apps
- Using the VIA Shortcut Buttons
- Using the VIA Dock
  - Moving an App on the VIA Dock
  - Adding a New App to the VIA Dock
  - Removing an App from the VIA Dock
- Creating and Managing User Profiles
  - Creating an Owner PIN
  - Creating a New User Profile
  - Removing a User Profile
- Restoring the VIA Dock to the Factory Default Settings
Troubleshooting & Technical Support
Specifications
Limited Warranty
Legal & Compliance

Vizio M420KD User Guide

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Vizio M420KD TV Specification

The Vizio M420KD is a 42-inch LED-backlit LCD TV designed to deliver high-definition entertainment with exceptional picture quality. It features a Full HD 1080p resolution, ensuring crisp and clear visuals for a wide range of content. The TV is equipped with a 120Hz refresh rate, which reduces motion blur and provides a smoother viewing experience, particularly beneficial for fast-paced action scenes and sports.

The M420KD includes an edge-lit LED backlighting system, contributing to energy efficiency while maintaining vibrant colors and deep blacks. It also supports a dynamic contrast ratio that enhances the picture depth and detail. Connectivity options are comprehensive, featuring multiple HDMI ports, a component video input, a USB port, and a digital audio output, allowing users to easily connect various external devices such as gaming consoles, Blu-ray players, and sound systems.

The TV incorporates Vizio’s Smart Dimming technology, which intelligently adjusts the LED zones to optimize contrast and brightness. Audio performance is supported by integrated stereo speakers, offering clear sound quality with DTS Studio Sound enhancement for an immersive audio experience. The design is sleek and modern, with a slim profile and narrow bezels that maximize the viewing area, making it a stylish addition to any living space.

User-friendly features include an intuitive on-screen menu and remote control, simplifying navigation and access to settings. The TV is ENERGY STAR certified, reflecting its commitment to energy efficiency and environmental sustainability. With its blend of advanced features and elegant design, the Vizio M420KD presents a compelling option for those seeking a high-quality viewing experience in a mid-sized television.

Vizio M420KD TV F.A.Q.

How do I connect my Vizio M420KD TV to Wi-Fi?

To connect your Vizio M420KD TV to Wi-Fi, press the Menu button on your remote, navigate to Network, select Network Connection, choose Wireless, and follow the on-screen instructions to select your Wi-Fi network and enter the password.

What are the picture settings for the best image quality on my Vizio M420KD?

For optimal picture quality on your Vizio M420KD, set the Picture Mode to Calibrated, adjust the Backlight to your preference, set the Brightness to 50, Contrast to 50, Color to 50, and Sharpness to 0. Adjust these settings based on your viewing environment.

How do I perform a factory reset on my Vizio M420KD TV?

To perform a factory reset on your Vizio M420KD TV, press the Menu button, go to System, select Reset & Admin, choose Reset TV to Factory Settings, and confirm your selection.

Why is there no sound coming from my Vizio M420KD TV?

If there is no sound from your Vizio M420KD TV, ensure the volume is not muted or too low, check audio cables if using external devices, and verify that the correct audio output is selected in the audio settings menu.

How can I update the firmware on my Vizio M420KD TV?

To update the firmware on your Vizio M420KD TV, press the Menu button, go to System, select Check for Updates, and follow the on-screen instructions to complete the update process if an update is available.

What should I do if my Vizio M420KD TV won't turn on?

If your Vizio M420KD TV won't turn on, check the power cable connection, ensure the power outlet is working, try a different outlet, and perform a power cycle by unplugging the TV for a few minutes before plugging it back in.

How do I adjust the screen size on my Vizio M420KD TV?

To adjust the screen size on your Vizio M420KD TV, press the Menu button, go to Picture, select Wide, and choose your preferred option such as Wide, Zoom, Normal, or Stretch to fit your screen.

Can I control my Vizio M420KD TV with a smartphone app?

Yes, you can control your Vizio M420KD TV using the Vizio SmartCast app available for iOS and Android. Download the app, connect your smartphone to the same Wi-Fi network as your TV, and follow the app instructions to pair with your TV.

How do I enable closed captions on my Vizio M420KD TV?

To enable closed captions on your Vizio M420KD TV, press the Menu button, navigate to Closed Captions, and select the appropriate setting, such as On, CC1, or the desired language, to activate captions.

What can I do if the picture on my Vizio M420KD TV is distorted?

If the picture on your Vizio M420KD TV is distorted, ensure all cables are securely connected, check the input source, try changing the Picture Mode, and perform a soft reset by turning the TV off and unplugging it for a few minutes.