1. Introduzione
This manual provides essential information for the proper setup, operation, and maintenance of your LG 43UD79-B 42.5-inch 4K UHD IPS Monitor. Please read this manual thoroughly before using the product to ensure safe and efficient operation.
The LG 43UD79-B monitor features a 42.5-inch Ultra HD 4K (3840x2160) IPS display, offering clear visuals and wide viewing angles. It includes versatile connectivity options such as USB Type-C and multiple HDMI inputs, along with HDCP 2.2 compatibility for content protection. The monitor also supports advanced on-screen control and screen split functionalities to enhance productivity.
2. Contenuto della confezione
Verify that all items are present in the product box. If any items are missing or damaged, contact your retailer.
- LG 43UD79-B 42.5-inch 4K UHD IPS Monitor
- Supporto per monitor (base e collo)
- Cavo di alimentazione (6 piedi)
- HDMI Cable (6 ft)
- DisplayPort (DP) Cable (6 ft)
- USB 3 Type-A Male to Type-C Female Adapter
- Telecomando
- Batterie AAA (x2) per il telecomando
- Manuale dell'utente (questo documento)
3. Impostazione
3.1 Assemblaggio fisico
Carefully remove the monitor and stand components from the packaging. Attach the stand neck to the monitor panel, then secure the stand base to the neck. Ensure all screws are tightened appropriately to prevent instability.

Figure 1: LG 43UD79-B Monitor with overall dimensions. The monitor measures approximately 38.1 inches in width, 25.5 inches in height (with stand), and 10.8 inches in depth (with stand).
3.2 Collegamento del monitor
Before making any connections, ensure the monitor and all connected devices are powered off and unplugged from the electrical outlet.
- Collegamento elettrico: Collegare il cavo di alimentazione all'ingresso di alimentazione del monitor e quindi a una presa elettrica dotata di messa a terra.
- Ingresso video: Connect your computer or other video source to one of the monitor's video input ports (HDMI x4, DisplayPort, or USB Type-C). Use the appropriate cable for your device.
- USB Tipo-C: For devices supporting USB Type-C, use a compatible cable to connect for video, data, and power delivery (if supported by the device and cable). The provided USB 3 Type-A to Type-C adapter can be used for specific USB connections.
- Periferiche USB: Connect USB devices such as a keyboard or mouse to the USB Type-A ports on the monitor.
4. Istruzioni per l'uso
4.1 Accensione/spegnimento
Premere il pulsante di accensione sul monitor o sul telecomando per accendere o spegnere il monitor. La spia di accensione si accende quando il monitor è acceso.
4.2 Selezione dell'ingresso
Use the 'Input' button on the remote control or the monitor's joystick to cycle through available input sources (HDMI 1, HDMI 2, HDMI 3, HDMI 4, DisplayPort, USB Type-C). Select the input corresponding to your connected device.
4.3 On-Screen Control (OSC) and Screen Split
The LG 43UD79-B monitor supports Picture-by-Picture (PBP) and Picture-in-Picture (PIP) modes, allowing you to display content from multiple sources simultaneously. These features can be managed via the On-Screen Control software or directly using the remote control.
- PBP (Picture-by-Picture): Divides the screen into multiple sections, each displaying a different input source. The monitor supports up to 4 PBP configurations.
- PIP (immagine nell'immagine): Displays one input source in a smaller window overlaid on another full-screen input.
For detailed configuration of PBP/PIP and other display settings, install the LG On-Screen Control software from the LG website. This software provides an intuitive interface for managing screen layouts, monitor settings, and firmware updates.
Video 1: Demonstration of LG 43UD79-B monitor's Picture-by-Picture (PBP) and Picture-in-Picture (PIP) capabilities, showcasing multi-device setups for home trading, coding, and immersive gaming experiences. This video illustrates how to switch between different display modes and manage multiple input sources.
4.4 Impostazioni audio
The monitor features built-in 10W x 2 stereo speakers with rich bass. Adjust the volume using the remote control or the monitor's on-screen menu. External headphones can be connected via the audio output port.
5. Manutenzione
Per garantire la longevità e le prestazioni ottimali del monitor, seguire queste linee guida per la manutenzione:
- Pulizia dello schermo: Pulire delicatamente lo schermo con un panno morbido e privo di lanugine. Per i segni ostinati, strofinare leggermenteampPulisci il panno con acqua o con un detergente specifico per schermi. Evita di utilizzare prodotti chimici aggressivi o materiali abrasivi.
- Pulizia del Casing: Utilizzare un panno morbido e asciutto per pulire il monitor casing.
- Ventilazione: Assicurarsi che le aperture di ventilazione sul monitor non siano ostruite per evitare il surriscaldamento.
- Spegni: Always turn off and unplug the monitor before cleaning or if it will be unused for an extended period.
6. Risoluzione Dei Problemi
Se riscontri problemi con il monitor, fai riferimento ai seguenti problemi comuni e alle relative soluzioni:
- Nessun potere: Ensure the power cable is securely connected to both the monitor and a working electrical outlet. Check the power indicator light.
- Nessuna immagine/segnale: Verify that the video cable (HDMI, DP, USB-C) is correctly connected to both the monitor and the source device. Ensure the correct input source is selected on the monitor.
- Schermo tremolante: Some users may be sensitive to Pulse Width Modulation (PWM) flickering. Check for available firmware updates on the LG support website, as these can sometimes address display stability issues. Adjusting refresh rates or using specific display settings on your computer may also help.
- Problemi di colore: If colors appear washed out or inaccurate, perform a monitor calibration. The LG On-Screen Control software may offer color adjustment options. Ensure your graphics card drivers are up to date.
- Porte USB non funzionanti: Ensure the USB upstream cable (USB Type-C or USB Type-A to Type-C) is properly connected from your computer to the monitor. Firmware updates can also resolve USB connectivity issues.
- Il telecomando non funziona: Check and replace the AAA batteries in the remote control. Ensure there are no obstructions between the remote and the monitor's IR receiver.
Per problemi più complessi, consultare il supporto LG websito o contattare il servizio clienti.
7. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Numero di modello | Codice articolo: 43UD79-B |
| Dimensioni dello schermo | 42.5 pollici |
| Tipo di visualizzazione | Informazione pubblica |
| Risoluzione | 3840 x 2160 (4K UHD 2160p) |
| Proporzioni | 16:9 |
| Luminosità dell'immagine | 350 Candela |
| Superficie dello schermo | Lucido |
| Ingressi video | 4x HDMI, USB Type-C, DisplayPort |
| Compatibilità HDCP | Conformità HDCP 2.2 |
| Porte USB | 1 (USB Type-C for connectivity, additional Type-A ports for peripherals via adapter/hub) |
| Audio | Altoparlanti stereo da 10 W x 2 |
| Dimensioni del prodotto (con supporto) | 10.8 x 38.1 x 25.5 pollici (P x L x A) |
| Peso dell'articolo | 25.1 libbre |
| Voltage | 240 Volt |
| Produttore | LG CAC |
8. Informazioni sulla garanzia
This LG monitor is covered by a manufacturer's warranty. The standard warranty period for this model is typically one year from the date of purchase. Please retain your proof of purchase for warranty claims. For specific terms and conditions, including regional variations, refer to the warranty card included with your product or visit the official LG websito.
9. Supporto
For further assistance, technical support, or to download the latest drivers and software (including On-Screen Control and firmware updates), please visit the official LG support websito:
You may also contact LG customer service directly for personalized support.