Can't understand the following

I couldn't start my computer. The screen shows: Invalid system disk. Replace the disk, and then press any key. But there's no anydisk in the drive. I restarted it for a couple of times, still the same situation. What should I do?

所有跟帖： 

• what do you mean -天天古狗- ♂ (50 bytes) () 01/30/2005 postreply 15:08:11

• 回复：what do you mean -blueprint- ♀ (107 bytes) () 01/30/2005 postreply 15:47:01

• Make sure there is no -Westmont- ♂ (103 bytes) () 01/30/2005 postreply 15:45:12

• 回复：Make sure there is no -blueprint- ♀ (295 bytes) () 01/30/2005 postreply 15:58:39

• 回复：回复：Make sure there is no -compSolide- ♀ (289 bytes) () 01/30/2005 postreply 17:16:01

• Thanks for the tips :) -blueprint- ♀ (0 bytes) () 01/30/2005 postreply 18:48:34

• 回复：Can't understand the following -lesley82- ♀ (53 bytes) () 01/30/2005 postreply 18:41:00

• I agree .maybe its your HD -老鸟- ♀ (0 bytes) () 01/31/2005 postreply 05:28:37