To properly experience our website, you will need to use an alternate browser or upgrade to a newer version of internet Explorer (IE9 or greater).

The website utilizes responsive design to provide convenient experience that conforms to your devices screen size. In order to get the best possible experience our LG.COM website please follow below instructions.

If you’re using Internet Explorer 8 or earlier, you will need to use an alternate browser such as Firefox or Chrome or upgrade to a newer version of internet Explorer (IE9 or greater).

If you’re using Internet Explorer 9 and higher, turn off your Internet Explorer browser’s “Compatibility View settings” by following steps below:

  • Right click at the top of your browser and make sure the “Menu Bar” option is selected
  • Select “Tools” from the menu bar and then select “Compatibility View settings”
  • In the pop-up menu uncheck all three boxes and click “Close”
  • Your browser window will automatically refresh and you’ll be ready to go
Skip to Contents Skip to Accessibility Help

42" CLASS CINEMA 3D 1080P 60HZ LED TV (42.0" diagonal)

  • 42LM3400

  • Discontinued Product

Key Features

  • Direct LED
  • Full HD 1080p Resolution
  • Triple XD Engine
  • Resolution Upscaler
Screen Size 42"
Screen Size Diagonal 42"
Resolution 1920 x 1080p
Display Type LED
Screen Size Class (diagonal) 42" Class (42.0" diagonal)
Resolution 1920 x 1080p
BLU Type Direct LED
Response Time 60Hz
Dynamic Contrast Ratio 3,000,000:1
TV without stand (WxHxD) 40.0" x 24.8" x 3.0"
TV with stand (WxHxD) 40.0" x 27.4" x 10.3"
Shipping Dimensions (WxHxD) 48.4" x 30.3" x 6.3"
TV without stand weight 28.9 lbs
TV with stand weight 32.4 lbs
Shipping weight 39.2 lbs
Analog Yes
Digital ATSC/NTSC/Clear QAM (1 Tuner)
Triple XD™ Engine Yes
Resolution Upscaler Yes
Picture Wizard II Yes
Just Scan (1:1 Pixel Matching) HDMI™: 1080p/1080i/720p, Component: 1080p/1080i/720p, RF: 1080i/720p
Picture Mode 7 Modes (Vivid/Standard/APS/Cinema/Game/ISF Expert 1/ISF Expert 2)
Intelligent Sensor Mode Yes
Mono/Stereo/Dual (MTS/SAP) Yes
Speaker System 1 Way 2 Speakers
Audio Output (Watts - THD 10%) 7W + 7W
Virtual Surround Yes
Clear Voice II Yes
Sound Mode 5 Modes (Standard/Music/Cinema/Sport/Game)
Mute Yes

What People Are Saying

  • bvseo_sdk, java_sdk, bvseo-
  • CLOUD, getReviews, 500ms
  • bvseo-msg: Execution timed out, exceeded 500ms;

We're here to support you with our product.

View 42LM3400 Product Support

Contact us for any support inquiries.


Ask your questions. Share your answers.
Please first review the detailed product information and help guides in the Product Support section for this product prior to posting a question.

  • bvseo_sdk, java_sdk, bvseo-
  • CLOUD, getContent, 4ms
  • bvseo-msg: The resource to the URL or file is currently unavailable.;