How to prevent after images on my Toshiba 43L310U TV?
- BbridgesamandaSep 18, 2025
To prevent after images on your Toshiba TV, avoid displaying a still image, such as a logo, game, or computer image, for an extended period of time.

How to prevent after images on my Toshiba 43L310U TV?
To prevent after images on your Toshiba TV, avoid displaying a still image, such as a logo, game, or computer image, for an extended period of time.
How to fix a Toshiba TV remote that is not working?
If your Toshiba TV remote control isn't working, first ensure the TV's power cord is plugged into a working outlet. Then, make sure there are no obstructions between the remote and the sensor on the front of the TV. Point the remote directly at the sensor. Remove the clear plastic wrapping from the supplied batteries, ensure they are installed correctly, and replace dead batteries with new ones.
Why is my Toshiba 43L310U TV screen dark but the sound is good?
If your Toshiba TV displays a dark, poor, or no picture but the sound is good, try changing the channel. Make sure the antenna or cable TV is connected correctly and securely. Adjust the brightness. Press the PIC SIZE button to change the aspect ratio. If using an antenna, adjust it for better signal strength. Check that the video cables are connected correctly and securely. The video cables themselves might be faulty, so try a new set.
Why do the control buttons on my Toshiba TV not work?
If the control buttons on your Toshiba TV do not work, make sure that the Panel Lock option is set to Off. If that doesn't work, unplug the power cord, wait a few seconds, then plug the cord back in and turn on your TV.
Why does my Toshiba 43L310U TV have bright or dark spots?
A few bright or dark spots on an LCD screen of Toshiba TV is normal.
Why is a retail banner displayed on my Toshiba 43L310U?
If a retail banner is displayed on your Toshiba TV, it means you selected Store Mode when you ran the Initial Setup wizard.
Why doesn't my device turn off when I turn off my Toshiba TV?
If your device doesn't turn off when you turn off your Toshiba TV, make sure that the HDMI-CEC Control feature is turned on and that Auto Standby is set to On.
How to fix black bars on Toshiba 43L310U screen?
If the picture on your Toshiba TV doesn't fill the screen and there are black bars around it, press the PIC SIZE button to change the aspect ratio.
What to do if my Toshiba 43L310U TV has no channels after auto channel search?
After running Auto Channel Search on your Toshiba TV, if there are no channels, reception can vary depending on the broadcast power level of a given station. Make sure that the antenna or cable/satellite TV is connected securely to your TV. Try replacing the cable between the antenna/cable or cable/satellite box and your TV.
Why doesn't my Toshiba 43L310U TV turn on when I turn on my device?
If your Toshiba TV is not turning on when you turn on your device, ensure that the HDMI-CEC Control feature is enabled and that TV Auto Power is set to On.
| Screen Type | led |
|---|---|
| Features | gametimer |
| Tuner | digital |
| Screen Size | 42.5 inches, 43 inches |
| Refresh Rate | 60hz |
| Brightness | 240 candela per square meter |
| Surround Sound | dts trusurround |
| Speakers Output | 14 watts |
| Number Of Speakers | 2 |
| USB Ports | 1 |
| RF Antenna | yes |
| Headphones Output | yes |
| Digital Optical Audio Outputs | 1 |
| Analog Audio Outputs | 1 |
| Component Video Inputs | 1 |
| Composite Video Inputs | 1 |
| 3D | no |
| Power Consumption | 108 kilowatt hours |
| Depth with Stand | 9.4 inches |
| Height with Stand | 23.9 inches |
| Width with Stand | 38.1 inches |
| Net Weight with Stand | 17.2 pounds |
| Depth without Stand | 3 inches |
| Height without Stand | 22.4 inches |
| Net Weight without Stand | 16.5 pounds |
Guidelines for safe TV placement to prevent tip-over injuries and damage.
Essential safety tips for operating and installing your television.
Instructions and considerations for safely mounting your TV on a wall or ceiling.
Safety advice for relocating older CRT televisions to prevent accidents.
Critical warnings regarding electric shock, lightning, and power line safety precautions.
Step-by-step guide for attaching the TV stand to the 43-inch model.
Step-by-step guide for attaching the TV stand to the 49 and 55-inch models.
Instructions for securely mounting the TV using a VESA-compatible wall bracket.
Guidance on selecting the best connection type for optimal video and audio quality.
Instructions for connecting a computer to the TV using an HDMI cable for optimal display.
Step-by-step instructions for inserting batteries into the remote control.
Guidance on pointing the remote control towards the TV's sensor for proper operation.
Instructions for assigning a specific channel or input to the CH RTN button.
Configuring the ANT/CABLE IN jack for correct channel display and signal reception.
Adjusting the RGB signal range for HDMI inputs to optimize display quality.
Procedures for powering the TV on, off, and into standby mode.
Resolving issues related to automatic power-off and video/audio playback problems.
Troubleshooting common issues with the remote control and general TV operation.
Resolving issues related to connected HDMI CEC devices and their functionality.











