LG 22SM3G 22” FHD Standard Signage Display


  • Brightness(Typ.) : 250 cd/m²
  • Bezel : 16.3 mm
  • Depth : 53.8 mm
  • Interface : HDMI (2) / USB 2.0 / RS232C / RJ45 / IR / Audio
  • USB Plug & Play, Built-in Wi-Fi
Choose your Size: 22"
  • 22"
LG 22SM3G 22” FHD Standard Signage Display

22" Signage with More Utility for Commercial Space

22SM3G delivers information and performs guide with more effective ways in various commercial space, which provides more convenient solution thanks to its upgraded webOS platform.

High Performance SoC with webOS

Built-in Quad Core SoC can execute several tasks at once while providing smooth content playback without the need for a media player. Also, LG webOS smart signage platform enhances user convenience with intuitive GUI and simple app development tools.

SMART SIGNAGE PLATFORMVarious Sensor Applications

LG webOS smart signage platform easily supports connections with external sensors such as GPIO, NFC/RFID, temperature sensors, etc, via USB plug-in. The overall cost for maintenance is reduced as there's no need to purchase additional software or media players.

SMART SIGNAGE PLATFORMA Wide Range of Interfaces

Through its diverse interfaces, users can connect the display with various sources for optimal use. Also, the failover function supports users preparing backup sources in case an unexpected error occurs.


22SM3G supports USB Plug & Play feature, so users can easily set content playback using a USB.


Content Mirroring among devices is more convenient on a Wi-Fi network.


With Beacon and BLE (Bluetooth Low Energy), shop managers can provide coupons and information in real-time.


22SM3G operates as a virtual router which can be a wireless access point for mobile devices.

OPERATIONAL EFFICIENCYRemote Monitoring and Control

Through the Control Manager, the embedded web monitoring solution, you can control and monitor the status of multiple 22SM3G displays in different locations in real-time. It is available on internet-connected devices, allowing you to flexibly and rapidly respond to emergency situations anywhere.

OPERATIONAL EFFICIENCYReal-time Care Service with LG ConnectedCare

The maintenance gets easier and faster with the optional service LG ConnectedCare, a cloud service solution provided by LG service. It remotely manages status of displays in client workplaces for fault diagnosis and remote-control services, ensuring stable operation of the client’s business.


  • Screen Size (Inch)21.5"
  • Panel TechnologyIPS
  • Aspect Ratio16:9
  • Native Resolution1,920 X 1,080 (FHD)
  • Refresh Rate60 Hz
  • Brightness (Typ., cd/m²)250
  • Contrast Ratio1,000 : 1
  • Viewing Angle (H x V)178 × 178
  • Response Time14 ms (G to G)
  • Surface Treatment (Haze)25%
  • Life Time (Min.)30,000 Hrs
  • Operation Hours (Hours / Days)16 / 7
  • Portrait / LandscapeYes / Yes
Mechanical Specification
  • Bezel ColorBlack
  • Bezel Width16.3 mm (Even Bezel)
  • Weight (Head)3.34 kg
  • Packed Weight4.74 kg
  • Monitor Dimensions (W × H × D)510.3 x 302.1 x 53.8 mm
  • Carton Dimensions (W × H × D)565.0 x 357.0 x 103.0 mm
  • HandleNo
  • VESA™ Standard Mount Interface200 × 200 mm
  • Key FeatureInternal Memory 8GB, Built-in Wi-Fi, Temperature Sensor, Local Key Operation, Embedded CMS (Local Contents Scheduling, Group Manager), USB Plug & Play, Fail Over, Background Image (Booting Logo Image, No Signal Image), PIP, PBP (2), Screen Share, Play via URL, Setting Data Cloning, SNMP, ISM (Image Sticking Minimization) Method, Control Manager, Crestron Connected® (Network based control), Smart Energy Saving, PM Mode, Wake on LAN,Beacon, HDMI-CEC (Compatibility may differ by equipment), SI Server Setting, webRTC, Pro:Idiom
  • Operation Temperature0°C to 40°C
  • Operation Humidity10 % to 80 %
  • Power SupplyAC 100-240V~, 50/60Hz
  • Power TypeBuilt-In Power
  • Power Consumption (Typ. / Max.)30 W / 33 W
  • Power Consumption (Smart Energy Saving)15 W ± 5 %
  • SafetyCB / NRTL
  • EMCFCC Class “A” / CE
  • ErPYes (EU Only)
  • ePEAT(US only)No
OPS Compatibility
  • OPS Type CompatibleNo
  • OPS Type CompatibleOPS Power Built In
  • Content Management SoftwareSuperSign CMS
  • Control and Monitoring SoftwareSuperSign Control / Control+
  • LG ConnectedCareYes (The availability of the “LG ConnectedCare” service differs by region.)
  • InputHDMI (2, HDCP2.2), USB 2.0 Type A, Audio In
  • Output-
  • External ControlRS232C In (Phone-jack), RJ45 (LAN) In, IR In
  • SpeakerYes (1 W x 2 ea)
  • BasicRemote Controller, Power Cord, QSG, HDMI Cable, Phone to RS232C Gender, External IR, IR Sheet

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