Identifying the Issue

If you're facing a blank TV display, the first step is to identify the issue. Start by checking if the TV turns on and if there is any power going to it. Look for any lights or indicators that show the TV is receiving power. If there are no signs of power, check if the power cord is securely plugged into the outlet. Additionally, make sure that the power outlet itself is functioning properly by plugging in another device.

If the TV is receiving power but still displaying a blank screen, the issue might be with the input source or the display settings.

Troubleshooting Remote and Input Source

If the TV turns on and all connections are secure, the issue might be with the remote or the selected input source.

  • Check if the TV remote is functioning properly and batteries are not dead or low.
  • Use the TV remote to select different input sources, such as HDMI, AV, or Component. Start with HDMI 1.

Check TV input source with remote

Checking Power and Connections

  • Ensure the TV is properly connected to power and all necessary cables are securely plugged in.
  • Ensure that the HDMI or other video cables are securely connected to both the TV and the external device.
  • NEVER unplug or connect HDMI/VGA cabling while it's powered on.
  • There is no reason to touch anything in the AV rack if unsure — this requires an onsite technician.

Check TV cable connections

Possible Transmitter/Receiver Failure

If your TV is powered on, displaying a menu or screen, and set to the correct input source, but you're still experiencing issues, it could be related to a problem with the transmitter and receiver setup. These components are typically used in TVs with cable lengths exceeding 10-15m from the source.

Look behind your TV for a small powered device (look for a red power light). If there's no power indicator, the device may have malfunctioned or the power supply unit may have blown.

If the power light is on the receiver but not on the transmitter, the issue likely lies at the transmission end where your other AV equipment is located (e.g., AV rack or cupboard).

In both cases, provide detailed information in a support ticket submission. We will escalate the matter to a technician.

Check transmitter/receiver

Inspecting Display Settings

If the TV is still displaying a blank screen, check the display settings. Use the TV remote to access the menu or settings options. Look for any settings related to the display, such as brightness, contrast, or picture mode. Resetting the display settings to their default values might resolve the issue.

Check TV settings

Seeking Professional Help

If you've tried all the troubleshooting steps and the TV display is still blank, seek professional help.

If purchased via Wedooh, we can supply you with the relevant information so you can make contact with the correct manufacturer's warranty claim divisions. All our commercial panels come with 3 years manufacturer's warranty, so contact us directly to assist with escalating a warranty repair procedure or booking a service technician to troubleshoot onsite.