connect power

connect power perform parts replacement aftr discharge is finished 和Do nt connect output terminnais(u.v.w)tothe power supply power power power power power power power power power power power power Cannot connect virtual device floppy0.No corresponding device is available on the host.Would you like an attempt to be made to connect this virtual device every time you power on the virtual machine? LAST CONNECT connect是什么意思? 请问connect