Hi,
There are many possible causes why such issue occurs. We continue on providing updates for a fix. Make sure that your Surface device is fully updated with latest firmware and drivers as well as latest Windows 10 released build and all cumulative updates. However, if your device still goes black after installing updates, we suggest you to follow the troubleshooting steps provided here.
Reply to us with the status of your issue. We'll be glad to assist you.
Regards.