我买了台二手笔记本,没用几天,开机就提示WARNING:Immediately back-up your data an

我买了台二手笔记本,没用几天,开机就提示WARNING:Immediately back-up your data an replace your hard disk drive.A failure may be imminent
要按F1才进得去,是不是硬盘要坏了,自己能不能修啊?能不能屏蔽了.
BIOS设置怎样进?我是电脑盲,很不懂,请多指教