Hello AlexKuru, I'm sorry for the inconvenience that you have faced with your NUC.
In regards to this issue, it will be necessary to replace the NUC since we don't have spare parts.
Please contact our Warranty department so they can help you. http://www.intel.com/p/en_US/support/contactsupport
or submit a web ticket at the following URL https://servicerequestmgmt.intel.com/webticketui/emailpage.aspx?lang=en-us