Brand: SAMSUNG
Category: TV
Document Type: Quick Start Guide
Language: EN
Available Languages: EN , ES
Quick Start Guide for PN42A400C2D / PN50A400C2D
Uploaded: Nov. 21, 2025, 8:06 p.m.
Warranty Information
No warranty information found in this section.
Turning the TV On and Off
Press the POWER button on the remote control or on the TV. The picture may take a while to appear.
Viewing the Menus
Press MENU to display the main menu. Use the arrow keys to navigate between icons (Picture, Sound, Channel, Setup, Input) and select sub-menus. Press EXIT to close the menu.
Memorizing Channels
This TV can store available channels for easy access. The process involves selecting the broadcast source (Air or Cable), memorizing channels automatically, and optionally adding/deleting channels.
Selecting the Video Signal Source
Before memorizing channels, specify the signal source (Air or Cable) connected to the TV. Access this through MENU > Channel.
Viewing Channel Lists
Display a list of all, added, or favorite channels via MENU > Channel > Channel List. Use colored buttons for navigation and management.
Picture Control
Adjust picture settings like Dynamic, Standard, or Movie modes via MENU > Picture. Customize settings like Brightness, Contrast, and Color.
Selecting the Source
Switch between TV and external input sources (AV, Component, PC, HDMI) via MENU > Input.
Troubleshooting and error codes
| Problem | Possible Solution |
|---|---|
| Poor picture quality. | Try another channel. Adjust the antenna. Check all wire connections. |
| Poor sound quality. | Try another channel. Adjust the antenna. |
| No picture or sound. | Try another channel. Press the SOURCE button. Make sure the TV is plugged in. Check the antenna connections. Make sure the MUTE button is off. |
| No sound or sound is too low at maximum volume. | First, check the volume of units connected to your TV (digital broadcasting receiver, DVD, cable broadcasting receiver, VCR, etc.). Then, adjust the TV volume accordingly. |
| Picture rolls vertically. | Check all connections. |
| The TV operates erratically. | Unplug the TV for 30 seconds, then try operating it again. |
| The TV won't turn on. | Make sure the wall outlet is working. |
| Remote control malfunctions | Replace the remote control batteries. Clean the upper edge of the remote control(transmission window). Check the battery terminals. Make sure the remote has batteries. Check that the '+' and '-' ends of the batteries are inserted correctly. |
| Digital broadcasting screen problem. | Please check the digital signal strength and input antenna. |
| The image is too light or is too dark. | Adjust the Brightness and Contrast. Adjust the Fine tuning. |
| The image is too large or is too small. | Adjust the Size settings. |
| The visual qualities of digital channels vary. | The visual qualities of digital channels may vary depending on the original production method(analog or digital). |
| Screen is black and power indicator light blinks steadily. | On your computer check; Power and Signal Cable. The TV is using its power management system. Move the computer's mouse or press any key on the keyboard. |
| Although the TV caption shows HD, the visual quality is not satisfactory. | The HD(High Definition) caption that appears when switching channels or when pressing the Information button on the remote control means the selected channel is a digital channel. If the broadcasting station converts an analog signal into digital and transmits the signal, the visual quality may not be perfect. |
| A distorted picture appears in the corner of the screen. | If Just Scan is selected in some external devices, a distorted picture may appear in the corner of the screen. This symptom is caused by external devices, not the TV. |
| A Strange sound is heard. | This is caused by minor systems operation and is not a defect. |
| The "Resets all settings to the default values" message appears. | This appears when you press and hold the EXIT button for a while. The product settings are reset to the factory defaults. |