1. Produkt Overview
The LG 55SJ8000 is a 55-inch Super UHD Smart TV designed to deliver an enhanced viewing experience. It features Nano Cell Display technology for accurate color reproduction, Active HDR with Dolby Vision for superior contrast and detail, and a 4K resolution panel. The television integrates webOS 3.5 for smart functionality and includes a 2.2 channel audio system tuned by Harman/Kardon with Clear Voice III technology.

figuer 1: Front view of the LG 55SJ8000 55-inch Smart TV, showcasing syn slanke ûntwerp en stand.
Key Features:
- 55-inch Super UHD Display: Offers a large viewing area with 4K resolution.
- Nano Cell Technology: Provides accurate and consistent colors from wide viewyn hoeken.
- Active HDR with Dolby Vision: Supports multiple HDR formats for dynamic picture quality.
- webOS 3.5 Smart TV Platform: Intuitive interface for accessing streaming services and apps.
- Harman/Kardon Audio: Integrated 2.2 channel, 40W sound system for enhanced audio.
- Clear Voice III: Ferbetteret de dúdlikens fan dialooch.
2. Setup Guide
2.1 Útpakken en ynstallaasje fan 'e stand
Carefully remove the TV from its packaging. Place the TV screen-down on a soft, flat surface to prevent damage. Attach the stand to the TV using the provided screws, ensuring it is securely fastened. Refer to the diagram below for proper stand assembly.

figuer 2: Side view of the LG 55SJ8000 on its stand, illustrating the TV's slim profile.
2.2 Eksterne apparaten ferbine
The LG 55SJ8000 offers various ports for connecting external devices. Ensure the TV is powered off before making any connections.

figuer 3: Rear view of the LG 55SJ8000, highlighting the arrangement of its input/output ports.
- HDMI-poarten: Ferbine Blu-ray-spilers, spultsjekonsoles en settopboxen.
- USB-poarten: Foar it ferbinen fan USB-opslachapparaten om media ôf te spyljen files.
- Optyske digitale audio-útfier: Foar it ferbinen mei eksterne lûdsystemen.
- LAN-poarte: Foar in bedrade ynternetferbining.
- Antenne/kabelynfier: Foar it oansluten fan in antenne of kabel-tv.
2.3 Initial Setup
After connecting all devices and power, turn on the TV. The initial setup wizard will guide you through:
- Taal seleksje.
- Netwurkferbining (Wi-Fi of bedrade).
- Channel tuning (for antenna/cable).
- Tiid en datum ynstellings.
3. Bedriuwsinstruksjes
3.1 Fernbediening
The LG 55SJ8000 typically comes with an LG Magic Remote, which allows for point, click, scroll, and voice commands. Familiarize yourself with the main buttons:
- Power knop: Skeakelt de TV oan of út.
- Volume omheech / omleech: Pas it lûdsnivo oan.
- Kanaal omheech / omleech: Feroaret tv-kanalen.
- Thús knop: Tagong ta de webOS Smart TV launcher bar.
- Ynfierknop: Selects external input sources (HDMI, USB).
- Ynstellings knop: Opens the quick settings menu.
- Knop foar stimherkenning: Aktivearret stimkommando's.
3.2 Smart TV-funksjes (webOS 3.5)
Druk op de Thús button on your remote to access the webOS launcher. From here, you can:
- Launch pre-installed apps (e.g., Netflix, YouTube).
- Browse and install new apps from the LG Content Store.
- Access connected devices.
- Brûk de web browser.
3.3 Ynstellings foar byld en lûd
Om de ynstellingen foar byld en lûd oan te passen, druk op de Ynstellings button on your remote. Navigate to the Picture or Sound menus to customize your viewing and listening experience. Options include:
- Ofbyldingsmodus: Standard, Vivid, Cinema, Game, HDR Effect, etc.
- Aspektferhâlding: Adjusts the screen display size.
- Sound Mode: Standard, Cinema, Clear Voice III, Music, Game.
- Lykwicht: Adjusts left/right speaker output.
- Clear Voice III: Ferbetteret de dúdlikens fan dialooch.

Figure 4: The LG 55SJ8000 displaying a high-quality image, demonstrating its visual capabilities.
4. Underhâld
4.1 De tv skjinmeitsje
- Doch altyd de stekker fan 'e tv út it stopkontakt foardat jo it skjinmeitsje
- Brûk in sêfte, droege doek om it skerm en de kast ôf te feegjen.
- Foar koppige merken, licht dûsjeampMeitsje de doek skjin mei wetter of in spesjalisearre skermreiniger. Spuit de reiniger net direkt op it skerm.
- Mije it brûken fan abrasive skjinmakkers, waxen of oplosmiddels.
4.2 Software Updates
Ensure your TV's software is up to date for optimal performance and security. You can check for updates via the TV's settings menu (Settings > All Settings > General > About This TV > Check for updates).
5. Probleemoplossing
If you encounter issues with your LG 55SJ8000, refer to the following common problems and solutions:
| Probleem | Mooglike oplossing |
|---|---|
| Gjin macht | Kontrolearje oft it netsnoer goed yn 'e tv en it stopkontakt sit. Test it stopkontakt mei in oar apparaat. |
| Gjin byld, mar lûd is oanwêzich | Soargje derfoar dat de juste ynfierboarne selektearre is. Kontrolearje kabelferbiningen nei eksterne apparaten. Besykje de tv opnij te starten. |
| Gjin lûd, mar byld is oanwêzich | Check the volume level and mute status. Verify audio output settings in the TV menu. Check external audio device connections if applicable. |
| Remote control wurket net | Replace the batteries. Ensure there are no obstructions between the remote and the TV. Re-pair the Magic Remote if necessary (point at TV and press the Wheel/OK button). |
| Kin gjin ferbining meitsje mei Wi-Fi | Kontrolearje jo router en modem. Start de tv en jo netwurkapparatuer op 'e nij. Fier it Wi-Fi-wachtwurd opnij yn. |
5.1 Fabriek weromsette
If problems persist, a factory reset may resolve them. This will erase all personalized settings and installed apps. Navigate to Settings > All Settings > General > Reset to Initial Settings.
6. Spesifikaasjes
| Eigenskip | Detail |
|---|---|
| Model Namme | 55SJ8000 |
| Skermgrutte | 55 ynms |
| Display Technology | LED-LCD with Nano Cell |
| Resolúsje | 4K Ultra HD (3840 x 2160) |
| Stipe foar HDR-formaat | Active HDR (Dolby Vision, HDR10, HLG) |
| Smart TV Platfoarm | webOS 3.5 |
| Audio útfier | 40W, 2.2 Channel, Harman/Kardon |
| Special Audio Features | Clear Voice III |
| Konnektivität | Bluetooth, Wi-Fi, HDMI, USB, Optical Digital Audio Out, LAN |
| Control Metoade | Stim, Ofstânsbetsjinning |
| Mounting Type | Table Stand (VESA compatible for wall mount) |
| Gewicht | 22200 gram (sawat 48.9 lbs) |
| Model jier | 2017 |
7. Garânsje en stipe
7.1 Produktgarânsje
The LG 55SJ8000 television typically comes with a 1-jierrige beheinde garânsje from the date of purchase. This warranty covers manufacturing defects under normal use. Please retain your proof of purchase for warranty claims. For specific terms and conditions, refer to the warranty card included with your product or visit the official LG website.
7.2 Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty service, please contact LG Customer Support. You can find contact information (phone numbers, chat support, service center locations) on the official LG website for your region. When contacting support, have your TV model number (55SJ8000) and serial number ready.
Offisjele LG Website: www.lg.com