50UP78003LB - TV LG - Free user manual and instructions
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| Product Type | LED TV |
| Screen Size | 50 inches |
| Resolution | 4K UHD (3840 x 2160) |
| Smart Platform | webOS |
| Dimensions (with stand) | 112.8 x 70.4 x 23.6 cm |
| Weight (with stand) | 12.5 kg |
| Power Consumption | 100 W (typical) |
| Energy Efficiency Class | G |
| Refresh Rate | 60 Hz |
| HDR Support | HDR10, HLG |
| Connectivity | 3 HDMI, 2 USB, LAN, Wi-Fi, Bluetooth |
| Audio Output | 2 x 10 W speakers, Dolby Digital |
| Stand Included | Yes |
| Remote Control | Magic Remote (typical) |
| Warranty | 2 years |
| Cleaning Instructions | Wipe with a soft, dry cloth. Do not use liquids. |
| Safety Precautions | Keep away from heat sources, do not block ventilation. |
| Spare Parts Availability | Contact LG service centers for replacements. |
| Wall Mount Compatible | Yes, VESA 300 x 300 mm |
Frequently Asked Questions - 50UP78003LB LG
How do I connect external devices like a Blu-ray player?
Use the HDMI ports on the back of the TV. Press the Source button on the remote to select the correct HDMI input.
Can I mount this TV on the wall?
Yes, the TV supports VESA 300 x 300 mm wall mounts. Use appropriate mounting hardware and consult a professional if needed.
How do I access smart apps like Netflix?
Press the Home button on the remote to open the webOS home screen, then select the app from the launcher bar. You may need to sign in.
What is the recommended way to clean the screen?
Turn off the TV and wipe the screen gently with a soft, dry microfiber cloth. Do not use chemical cleaners or water.
Why is there no sound from the TV?
Check if the TV is muted, verify the volume is up, and ensure external speakers are properly connected. Also check audio settings in the menu.
How do I update the TV's firmware?
Go to Settings > General > About This TV > Software Update. The TV will check for updates online.
Can I use Bluetooth headphones?
Yes, enable Bluetooth in Settings > Sound > Sound Out > Bluetooth and pair your headphones.
The TV turns off by itself. What is wrong?
Check if the sleep timer is set. Go to Settings > General > Timers and disable the sleep timer. Also check for Eco mode settings.
How do I reset the TV to factory settings?
Navigate to Settings > General > Reset to Initial Settings. Enter the PIN (default 0000) and confirm.
What should I do if the remote stops working?
Replace the batteries first. If it still doesn't work, try re-pairing the remote by holding the Home and Back buttons for 5 seconds.
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USER MANUAL 50UP78003LB LG
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Product information
Brand : LG
Model : 50UP78003LB
Category : TV