Thank you for the response and sharing the requested information.
Based on the troubleshooting done, you confirmed, and we saw that after the reset and trying to booting up the Switch, the failure persists. This Switch unit Should be RMA (Return Merchandise Authorization) in simple words replacing it.
Feel free to contact us via chat, comment you already have a post, copy the link from the post (URL) and paste it into the chat to start the unit replacement.
Please follow the below steps as shown in the below example:
As shown in the below picture, copy the link and share it via chat from the link provided below: