Hi,
Thank you for posting your query on Microsoft forums.
Form the issue description, I understand that you are facing issues with the Realtek HD ALC892 audio card. we are sorry for the inconvenience caused to you.
You might be facing this issue due to the incompatibility of the audio card with Windows 10 TP. I suggest you to download the driver from the following link and install it compatibility mode.
You can download the driver from the following link.
http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=24&PFid=24&Level=4&Conn=3&DownTypeID=1&GetDown=true&Downloads=true#ALC892
Now, to install in Compatibility Mode, follow these steps:
a. Locate the executable file (.exe file) for the driver installation program.
b. Right-click the file, and then click Properties.
c. In the Package Name Properties dialog box, click the Compatibility tab.
d. Click to select the Run this program in compatibility mode for check box, click Windows 8 with which it is compatible with in the Run this program in compatibility mode for list, and then click OK.
e. Double-click the executable file to start the installation program.
Hope this helps.
Please post back if you have any issues related to Windows and we will be glad to
assist you further.