UN55H6400AFXZX - Television SAMSUNG - Free user manual and instructions
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| Type of product | Smart LED Television |
| Brand | Samsung |
| Model number | UN55H6400AFXZX |
| Screen size | 55 inches (140 cm) diagonal |
| Display resolution | 1080p (1920 x 1080 pixels) |
| Panel technology | LED (Edge-lit) |
| Refresh rate | 120 Hz |
| Motion enhancement | Clear Motion Rate 240 |
| Smart TV platform | Samsung Smart Hub |
| Processor | Quad Core Plus |
| Built-in WiFi | Yes (IEEE 802.11ac) |
| HDMI inputs | 3 |
| USB ports | 2 |
| Audio output power | 20 W (2 x 10 W) |
| Sound enhancement | Dolby Digital Plus, DTS Studio Sound |
| Power consumption (typical) | 80 W |
| Standby power consumption | Less than 0.3 W |
| Dimensions with stand (W x H x D) | 1238 mm x 774 mm x 250 mm (48.7" x 30.5" x 9.8") |
| Weight with stand | 16.8 kg (37.0 lbs) |
| VESA wall mount pattern | 400 mm x 400 mm |
| Cleaning instructions | Wipe with a soft microfiber cloth; do not spray liquids directly on the screen |
| Safety warning | Do not block ventilation slots, avoid exposing the TV to rain or moisture |
Frequently Asked Questions - UN55H6400AFXZX SAMSUNG
How do I connect my Samsung UN55H6400 to Wi-Fi?
Press Menu on your remote, go to Network > Network Settings, and select Wireless. Choose your Wi-Fi network, enter the password, and confirm. The TV will connect and test the connection automatically.
How can I perform a factory reset on my UN55H6400?
Go to Settings > Support > Self Diagnosis > Reset. Enter your 4-digit PIN (default is 0000) if prompted, and the TV will restore all settings to factory defaults. This will erase all network settings and custom configurations.
How do I update the firmware on this TV?
Press Menu, go to Support > Software Update, and choose Update Now. The TV needs an internet connection. You can also update via USB by downloading the latest firmware from the Samsung website and following the instructions.
How do I wall mount the UN55H6400?
This TV supports a VESA 400 x 400 mm wall mount. Use a compatible mount, attach the mounting brackets securely to the wall, and then connect them to the TV. Ensure the screws are tightened according to the mount instructions.
The TV shows 'No Signal' - what should I do?
Check that the correct input source is selected (press Source on the remote). Ensure all cables are connected securely. If using an antenna, try rescanning channels via Settings > Broadcasting > Tuner > Channels > Auto Scan.
How do I pair a Bluetooth device with the UN55H6400?
Put your Bluetooth device in pairing mode, then on the TV go to Settings > Sound > Speaker Settings > Bluetooth Audio. Select your device from the list and confirm. Note that not all Bluetooth devices are supported, and audio may be limited to speakers.
How do I enable Game Mode on my Samsung TV?
Press Menu, go to System > General > Game Mode and set it to On. This reduces input lag and optimizes picture settings for gaming. It is recommended to enable it while playing video games.
How do I clean the screen of my UN55H6400 safely?
Turn off the TV and unplug it. Use a dry soft microfiber cloth to gently wipe the screen in a circular motion. Do not use water, chemical cleaners, or abrasive materials, as they can damage the anti-glare coating.
Why is there no sound from the TV?
Check that the volume is not muted and the volume level is set appropriately. Verify the audio output in Settings > Sound - if you have headphones or external speakers connected, the TV may output to those. Also ensure the correct Sound Mode is selected.
Can I use Anynet+ (HDMI-CEC) to control connected devices?
Yes, the UN55H6400 supports Anynet+ (HDMI-CEC). Enable it in Settings > System > Anynet+. Once enabled, you can control devices like a Blu-ray player or soundbar with the TV remote, provided they are connected via HDMI and also support CEC.
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USER MANUAL UN55H6400AFXZX SAMSUNG
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Product information
Brand : SAMSUNG
Model : UN55H6400AFXZX
Category : Television