已知函数y 2m 1 x:Press any key to restare

PRESS ANY KEY TO RESTART Press any key to restare press any key to contince press any key to boot from cd disk error press any key to restart ? disk error press any key to restart press any key systen hardware abnormsl,press any key to comtinue..是什么意思 HD Recovery Card not found,Press any key to Reboot cmos check sum error! press any key to continue!