What to do if my Samsung UN40H4203AH LED TV keeps powering off?
If your Samsung LED TV is unexpectedly powering off, try disabling the Sleep Timer (System > Time > Sleep Timer), the No Signal Power Off feature (System > Eco Solution > No Signal Power Off), and the Auto Power Off function (System > Eco Solution > Auto Power Off).
What to do if my Samsung UN40H4203AH is not powering on?
If your Samsung LED TV is not powering on, first confirm that the power cord is correctly connected at both ends and that the remote control is working. Also, ensure that the antenna cable or cable TV cable is firmly connected and that your cable/satellite box is plugged in and turned on.
How to fix screen brightness on Samsung LED TV?
To adjust the screen brightness on your Samsung LED TV, go to the Picture menu and modify the Backlight/Cell Light (available on different models), Contrast, Brightness, Sharpness, Color, and Tint (G/R) settings.
How to fix flickering and dimming on Samsung LED TV?
To address flickering and dimming issues on your Samsung LED TV, disable Energy Saving (System > Eco Solution > Energy Saving) or Eco Sensor (System > Eco Solution > Eco Sensor).
How to fix ghosting, blurring, or juddering on Samsung LED TV?
To resolve ghosting, blurring, or juddering issues on your Samsung LED TV, use the Auto Motion Plus option (Picture > Picture Options > Auto Motion Plus). For LED 5203, 5303 and 4303 series models, use LED Clear Motion (Picture > Picture Options > LED Clear Motion).
What to do if my Samsung UN40H4203AH LED TV cannot find a channel?
If your Samsung LED TV is unable to find a channel, run Setup (System > Setup) or Auto Program (Broadcasting > Auto Program).
Why is the screen color wrong on my Samsung UN40H4203AH?
If you are experiencing screen color issues with your Samsung LED TV, try running the Picture Test (Support > Self Diagnosis > Picture Test). Also, check that the TV’s video input connectors are correctly connected to the corresponding video output connectors on your external device and that the Pb, Pr, and Y jacks are plugged into their proper connectors.
General| Screen Size | 40 inches |
|---|---|
| Display Type | LED |
| Refresh Rate | 60Hz |
| HDMI Ports | 2 |
| USB Ports | 1 |
| Smart TV | No |
| Resolution | 1920 x 1080 |
| Audio Output | 20W |
Essential safety, servicing, and ESD precautions to prevent hazards.
Guidelines and cautions for servicing the LED TV and handling components.
Techniques to reduce component damage from static electricity during handling.
Safety guidelines to follow when installing the TV in its operating environment.
Details on model, front view, detail view, front color, dimensions, and weight.
Comprehensive list of general, display, video, audio, and smart TV specifications.
List of included accessories with their part codes.
Step-by-step guide for disassembling the TV and stand.
Specific instructions for disassembling the PTC (Panel Timing Controller) component.
Solutions for issues like picture, sound, connectivity, software, and general problems.
Visual guide to TV connection ports and their functions.
Details on accessing, adjusting, and managing factory settings.
Block diagram showing connections between main boards and components.
Identification and pinouts for various connectors on the main board.
Information on internal cables and module types used in the TV.
Visual representation of the TV's components and their assembly order.
Comprehensive lists of parts, including material codes and quantities.
To Next Page