✔ 最佳答案
What is your Hardisk's brand?
You may go to the hardisk's website, download the formating tools, and perform a "low level format" which rewrite every cluster to 0 and 1. and then try to have a "high level format" again to see where it is OK or not.
The following are Hard disk's tool link for reference:
IBM(Hitachi)
http://www.hgst.com/hdd/support/download.htm
Seagate
http://www.seagate.com/support/disc/utils.html
Maxtor
http://www.maxtor.com/en/support/downloads/index.htm
Fujitsu
http://www.fel.fujitsu.com/home/drivers.asp?L=en&CID=1
Samsung
http://www.samsung.com/Products/HardDiskDrive/utilities/index.htm
FAQ: Low level format
Western Digital
http://support.wdc.com/download/index.asp