40" Class Life+ Screen AS520 Series Smart LED LCD TV (39.5" Diag.)

  • Personalize your Smart TV interface with Life+ Screen
  • Customize your favorite content menus with My Home Screen
  • Access a wide range of content and apps with My Home Cloud
  • Send social media messages and smartphone content to your TV remotely
  • Native 120Hz refresh rate 240 BLB (Back Light Blinking)
  • 1080p Full HD Resolution


Energy Star Panasonic TVs not only meet ENERGY STAR requirements, they exceed them. This means:
  • More energy savings
  • Eco-friendly technology for lower utility bills
  • Smaller carbon footprint on the environment
Life+ Screen Life+Screen is Beyond Smart. It's the customized, next-generation smart interface that brings your life's most important content to your VIERA TV home screen, making content navigation easier and more personal.
my Home Screen With My Home Screen, just turn on your Smart VIERA HDTV and an intuitive menu of your favorite content is presented on your own personalized screen, making it quick and easy to find just what you're looking for. TV programs, Video-on-Demand, your personal videos and photos, and a rich social experience are all at your fingertips.
my Home Cloud my Home Cloud makes it possible to download a wide variety of content and apps, including YouTube, Netflix and more. You can also purchase TV accessories via Panasonic's cloud technology.
Remote Sharing The new Remote Sharing feature makes it possible to share video memos, messages and other information to my Home Screen through smartphones and tablets when you are away from home.
Web Browser Enjoy full web browsing, right on your TV. View social sites like Facebook and Twitter, as well as news, weather, entertainment, blogs and more.
Swipe & Share With Swipe & Share, it's easier than ever to transfer your favorite content from your smartphone or tablet to the big screen to enjoy with family and friends. With a swipe of a finger your photos, videos or music are transmitted wirelessly from your mobile device to your Smart VIERA HDTV. You can also swipe content back to your mobile device, making it quick and easy to add new content and take it with you wherever you go.
Native 120Hz Refresh Rate 240 BLB (Back Light Blinking) Panasonic native 120Hz refresh rate 240 BLB (Back Light Blinking) technology delivers optimal sharpness, clarity and contrast with virtually no image blur.
1080p Resolution With the AS520 Series TV, all of your favorite content is rendered with stunning, Full HD clarity. Sports, movies, HD programming -- even your personal photos and videos -- will look their absolute best.

SpecificationsExpand All

  • Picture Quality
    • Display
    • Panel
    • Aspect Ratio
    • Panel Drive
    • Picture Mode
    • Viewing Angle
    • Color Space
    • Studio Master Drive
    • Local Dimming
    • Unique Graphic Engine
    • Noise Reduction
    • THX Certified Display
    • 4K / 1080p Pure Direct
    • isf Mode
    • 3D
    • 3D Type
    • 2D-3D Conversion
    • Sound Quality
    • Speakers
    • Speaker Output
    • Stage Surround Sound
    • Surround Mode
  • Easy Operation
    • my Home Screen
    • my Stream
    • my Stream*****
    • Multi User Profile
    • Voice Assistant
    • Voice Print Recognition
    • Voice Command
    • Voice Guidance
    • Touch Pad Remote (with my Button)
    • Info Bar
    • Built-In Camera
    • eHelp
  • Networking
    • my Home Could
    • Remote Sharing
    • Swipe & Share
    • Panasonic TV Remote 2 (App)
    • Internet Apps
    • Web Browser*
    • 4K Online Player
    • Unique Processing Engine
    • Wireless LAN Built-In
    • Display Mirroring
    • DLNA
    • Bluetooth** (APT-X Compatible)
    • Media Player
    • Media Player (Picture/Movie/Music)
    • Support Format
    • VIERA Link
  • Eco
    • Eco Navigation
    • Energy Star
  • Terminal
    • HDMI
    • HDMI (4K 60 Input)
    • Support Feature
    • DisplayPort (4K 60 Input)
    • Component Video Input shared with Composite
    • USB
    • SD Card
    • Ethernet
    • Digital Audio Output (Optical)
    • Included Accessory***
    • Power Supply
    • Screen Size Diagonal (inches)
    • On mode Average Power Consumption
    • Rated Power Consumption
    • Standby Power Consumption
    • Display Resolution
    • Dimensions (W x H x D) (w/o stand)
    • Dimensions (W x H x D) (with stand)
    • Weight (w/o stand)
    • Weight (with stand)
    • Operating Temperature
    • Safety Standard
    • VESA Compatible
    • Carton Dimensions (W x H x D)
    • Gross Weight (with stand)
    • Warranty
  • Further Specifications
    • NOTE
    • UPC


TC-40AS520U is rated 4.9 out of 5 by 52.
Rated 4 out of 5 by from Panasonic I bought this for my kids room. It's a very nice TV, excellent screen. Takes a bit to set everything up.
Date published: 2015-04-09
Rated 5 out of 5 by from Love this TV This was a Panasonic promotion, and it was terrific. A great value, the TV is high-quality and has plenty of features.We especially appreciated the ability to connect it to our network.
Date published: 2015-04-07
Rated 5 out of 5 by from Nice "smart" TV Worth the money for an entry level smart tv. Nice picture and sound. Panasonic quality.
Date published: 2015-04-06
Rated 4 out of 5 by from Overall great value Image quality is very good, except with uneven lighting at top right corner. Wish it has analog audio output ( only has digital output).
Date published: 2015-04-06
Rated 5 out of 5 by from awesome tv The picture quality was really great. the ease of use was like if it could it would play for you. Set up was simple. Customer service if you need it
Date published: 2015-04-06
Rated 5 out of 5 by from TCP42ST30 Best HDTV purchase ever
Date published: 2015-04-05
Date published: 2015-04-05
Rated 5 out of 5 by from Terrific TV at a fair price I have had this tv for 2 weeks, it is working flawlessly. I worked on the color settings a bit and the picture is very good. Sound is on par with similar TV's. Buying through the website was a good experience. Be sure to look for coupons online before you purchase.
Date published: 2015-04-05
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Firmware & Drivers FIRMWARE
  • What support content is available for my product?

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    • Live Chat - Chat with a representative from 9am-9pm Monday-Friday and 10am-7pm Saturday/Sunday EST.

    • Email Contact - For email inquiries, send them to, you will receive a response within 24-48 hours.

    • Parts/Accessories - Order parts and/or accessories from our supply chain, Encompass.

    • Service Locator - Locate the closest Authorized repair center to you for TVs, Microwaves, Vacuums, or Massage Chairs.

    • Service Request - If you need a product repaired and is NOT a TV, Microwave, Vacuum, or Massage Chair, you can use our Online Repair Request. There, you will be able to get a repair estimate, pay online, and track the repair status.
Energy Rating
  • View Energy Guide
  • ENERGY STAR Smart Too

    The Panasonic AS520 Series TV not only meets ENERGY STAR requirements, it exceeds them. For you, it means:

    • More energy savings
    • Lower utility bills
    • Leaving a smaller carbon footprint on the environment.
eHelp Manuals
Consumer Product Support and Technical Assistance
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Sat-Sun 10am-7pm EST
Panasonic USA