my harddisk 500Gb / 1 TB in the Bios is known as zero bytes

[everesta]

I have a Seagate 500GB hard drive and 1 TB. In the Bios is known as zero bytes. And ask F1 for more continue... What is happed like this? are any tools/software for fix ...? Please help ... Thank you.
Leo.South Jakarta-Indonesia

[einstein9]

if your drive model/sn are detected, i guess you should search for 0 lba in google and here also

quick tips:
Isolation Method & terminal seagate commands

[poehere]

This is a widly spread know fix on there and you can search this forum and the net to find the solution for this one try the Seagate forum you can find your solution there too

[fzabkar]

Check with Seagate to see if you are entitled to free data recovery (for 7200.11 drives).

Alternatively, see the following thread for an easy DIY fix:
http://forums.seagate.com/stx/board/mes ... 467#M18467

See the following bulletin for an explanation of the BSY bug.

Urgent Field Update. Topic: Drive Hang after Power Cycle:
http://www.expreview.com/img/topic/seag ... Update.pdf