I was searching for TF550's manual on Biostar's website until I came across this...
Biostar TF560 A2+
http://www.biostar.com.tw/app/en-us/t-series/content.php?S_ID=287
Biostar TF560 A2+
http://www.biostar.com.tw/app/en-us/t-series/content.php?S_ID=287