UA43NU7800K - TV SAMSUNG - Free user manual and instructions
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| Product Type | Smart TV |
| Screen Size | 43 inches (108 cm diagonal) |
| Display Resolution | 4K UHD (3840 x 2160) |
| Display Technology | LED |
| Smart Platform | Tizen |
| HDR Support | HDR10, HLG |
| Picture Engine | UHD Engine |
| Wi-Fi | Built-in Wi-Fi (802.11ac) |
| Bluetooth | Version 4.2 |
| Ethernet | Yes (1 port) |
| HDMI Ports | 3 (including 1 ARC) |
| USB Ports | 2 (USB 2.0) |
| Composite Input | 1 (via adapter) |
| Digital Audio Out | 1 (optical) |
| Power Supply | AC 100-240V, 50/60Hz |
| Power Consumption (Typical) | 90 W |
| Weight (with stand) | Approx. 10.5 kg |
| Weight (without stand) | Approx. 9.2 kg |
| Dimensions (with stand) WxHxD | 970.0 x 636.5 x 280.0 mm |
| Dimensions (without stand) WxHxD | 970.0 x 562.2 x 58.3 mm |
| VESA Mount | 200 x 200 mm |
| Child Lock | Yes |
| Cleaning Instructions | Wipe with a soft dry cloth; avoid liquids |
| Spare Parts Availability | Remote control, stand, power cord (contact Samsung support) |
| Repairability Index | 5.5/10 (estimated) |
Frequently Asked Questions - UA43NU7800K SAMSUNG
How do I connect my Samsung UA43NU7800K to Wi-Fi?
Go to Settings > General > Network > Open Network Settings and select your Wi-Fi network. Enter the password using the on-screen keyboard.
What is the refresh rate of the UA43NU7800K?
The TV has a 60 Hz native refresh rate with Motion Rate technology for smoother motion.
Does this TV support Dolby Vision?
No, the UA43NU7800K supports HDR10 and HLG but not Dolby Vision.
How can I perform a factory reset on the Samsung NU7800?
Navigate to Settings > General > Reset. Enter your PIN (default is 0000) and confirm to reset all settings.
What is the audio output power of the UA43NU7800K?
The built-in speakers deliver 20W total output (2 x 10W).
Can I mount the UA43NU7800K on a wall?
Yes, it supports VESA 200 x 200 mm wall mounts. Use a compatible mount and follow the instructions.
How do I update the TV firmware?
Go to Settings > Support > Software Update > Update Now. The TV will check for updates over the internet.
Does the remote control have voice control?
The included remote does not have a built-in microphone. To use voice control, you can connect a compatible Samsung SmartThings device.
What should I do if the TV screen is flickering?
First, check if the issue is with the source. Try a different HDMI cable or device. If problem persists, go to Settings > Picture > Expert Settings and disable Eco Sensor.
If still flickering, contact Samsung support.
If still flickering, contact Samsung support.
How to clean the screen of the UA43NU7800K?
Use a soft, dry microfiber cloth. Gently wipe the screen in a circular motion. Do not apply liquids directly; if needed, slightly dampen the cloth with water.
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