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LG Logo

42" class (42.0" measured diagonally) Commercial Widescreen Integrated HDTV with Integrated Pro:Centric SMART and Pro:Idiom

Model # 42LT770H

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Key Features

  • LED

    Tired of dark scenes or dull colors" LG's LED technology provides a slim profile and delivers amazing brightness, clarity and color detail, as well as greater energy efficiency compared to conventional LCD TVs.


    Double the detail.
    This stunning picture is the reason you wanted HD in the first place. With almost double the pixel resolution, Full HD 1080p gives it superior picture quality over standard resolution. You'll see details and colors like never before. Disclaimer: 20" class monitor - doesn't support 1080P Full HD.

  • Pro:Centric
  • Pro:Idiom
  • smart_share
  • external_speaker_out
  • wifi_built_in
  • intel_widi
  • remote_jack_pack
  • tv_ir_out
  • welcome_screen
  • multi_ir
  • advanced_hotel_mode
  • usb_cloning
  • b-lan
  • usb_2.0
  • one_channel_map
  • stb

    Earning the ENERGY STAR means a product meets strict energy efficiency guidelines set by the US Environmental Protection Agency and the Department of Energy. For TVs, it means they save energy both in standby and active (when they're on) modes. ENERGY STAR qualified TVs use about 30% less energy than standard units.

Design, features and specifications subject to change without notice. Screen images simulated and/or dramatized. Some features in videos may not be available on all models. Please refer to the TECHNICAL SPECIFICATIONS tab for a complete list of features by model.


  • Pro:Centric® SMART & Pro:Idiom
  • Extend Connectivity
  • Reduced Total Cost of Ownership
  • Effectively Manage In-Room TVs
Built-In Tuner ATSC/NTSC/Clear QAM
XD Engine Yes
24p Real Cinema (24p 5:5/2:2 Pull down) Yes
Eye Care (Anti Dazzling) Yes
Response Time (G to G) 8ms
Native Display Resolution 1920 x 1080
LED Backlighting Edge lit
LCD Panel Type 42"
Frame Rate 60Hz
Dynamic Contrast Ratio 4,000,000:1
Viewing Angle (HxV) 178° x 178°
Audio Power 20W (10W x 2)
Surround System Infinite Sound
Invisible Speaker Yes
Supporting Codec AC3 (Dolby Digital), EAC3, AAC, Mpeg, MP3, PCM, DTS
Clear Voice II Yes
Speaker System 1 Way 2 Speakers
Intelligent Sensor Yes
Pro: Centric Platform Yes (Supports Java/Adobe Flash/HTML 5 application)
Smart Energy Saving Yes (Backlighting)
Hybrid Streaming (IP & RF) Yes
RF 2 Tuner
EzManager Yes
Pro:Idiom Yes
SI Compatible (TVLink Protocol) Yes
Embeded b-LAN Yes
WiFi Yes (built-in)
PC Content Sharing Yes
Multi IR Code Yes
IR Out Yes (MPI Jack)
Auto Off / Auto Sleep Yes
RJP Compatibility LG (RJ45, HDMI), Teleadapt/G-Link (HDMI)
Splash Image-Logo (on startup) Yes
Anti-theft System Yes
External Power Yes (RS-232C)
RJP Interface Yes (RJ45, HDMI)
Kensington Lock Yes
External Speaker Out Yes (Variable, 3.5mm, Stereo, 1W with 8 )
USB (2.0) Yes (MP3 / JPEG/ HD DivX)
USB Cloning Yes
WOL (Wake on LAN) Yes
Video Mute Yes
One Channel Map/Logical Channel Map Yes
Credenza/Security Screw Hole Yes
Stand-by Under 1W
EcoSmart Dynamic Power Savings Yes
EcoSmart Intelligent Sensor & Backlight Control Yes
Power Consumption (typ.) with Power Saving Modes Disabled 57.9W
EcoSmart Static Power Savings Yes
Power Source 100~240V 50/60Hz
Limited Warranty (Parts/Labor/Backlight) 2 Years
Compatible Interactive systems LodgeNet, Enseo, swisscom, Guesttek, NEVOTEK, KoolConnect, NXTVQuadriga, acentic, ROOMLINX, nSTREAMS
Remote Jack Panel Compatibility (RJP) G-LINK, teleadapt
Digital Audio Out(Optical) 1 Rear (Optical)
USB 2.0 2 Side
RF In 1 Rear
AV In 1 Rear
HDMI/HDCP Input 2 Rear / 1 Side
RJ45 for RJP Interface 1 Rear
RGB In (D-sub 15 pin) - PC 1 Rear
PC Audio Input 1 Rear
RS-232C 1 Rear (Service)
LAN Port 2 Rear
External Speaker Out (3.5mm phone jack) 1 Rear
Game Port/MPI Jack 1 Rear
Unit Weight with Stand 34.2 Ibs, without Stand 29.8 lbs
VESA Standard Mount Interface 200mm x 200mm
Weight with Packaging 41.7 Ibs
Color Flat Black
Dimensions with Stand (W×H×D) 39.1" x 26.1" x 10.8"
Dimensions without Stand (W×H×D) 39.1" x 23.7" x 2.2"
Flame Retardant Yes
Packaging (W×H×D) 46.5" x 29.3" x 5.3"
Table Stand Included ±90° swivel
RoHS Compliant Yes
CEC Compliant Yes
UL, c-UL, NOM Yes
42LT770H 7 19192 90413 2

Extended warranties are usually very inexpensive and can save you thousands in the future. It's simple and inexpensive to purchase extended warranties and one of the smartest ways to protect your investment.

Electronics can be large, heavy, and expensive and you probably don't have the special tools or expertise needed to fix them in a crisis. If you can spare a few thousand dollars without batting an eyelash for new electronics should they break tomorrow, don't buy a warranty. But if you're like most of us, protect yourself by purchasing inexpensive extended warranties when you buy a new product and save yourself big money in the long run.

Professional delivery and installation is available for every product we sell. We would be happy to coordinate delivery and installation for you.

Questions or Comments?
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