27-10-2023 05:16 PM
27-10-2023 06:40 PM - last edited 27-10-2023 07:12 PM
HI @redscott69 Do you have the latest firmware 2141.2 released August 2023 https://www.samsung.com/uk/support/model/QE55QN700ATXXU/#downloads if not can you try and see if you can update via USB. otherwise if connections seems fine have you tried Soft Reboot (holding power button in for 5 seconds),rebooting router,disconnecting from mains and removing cables. Sometimes if you leave disconnected for around 10 minutes can possibly provide a solution.
However if to no avail needs to be investigated, I suspect would be more likely to be the Power Board. Samsung contact details here https://www.samsung.com/uk/support/contact/
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
27-10-2023 07:07 PM
@redscott69: Please try disconnecting all external devices from the TV, including the One Connect Box (if applicable), unplug the TV at the wall, and unplug your router to disconnect the TV from the internet. Wait for 30 seconds, then plug the TV back in and power back on using the remote (with all external devices and your router still disconnected).
If the TV continues to power cycle following these steps, then I recommend arranging for an authorised engineer to inspect the device. If you head to samsung.com > Scroll to the bottom of the screen > Contact us, and reach out via your preferred channel, then an advisor will be on hand to assist you further.
27-10-2023 09:53 PM