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2.5 inch hdd normally have a geometry of 240 Heads per Cylinder.
Especially to portable devices like Laptops, Notebooks etc..
But USB doesn't even take care of and uses often 255 Heads per Cylinder.


Just to clarify here, Are you saying my drive is most likely a 240 HpC. and the USB controller ...

Shows how little I know, Presumptions always let me down.

I will try to see if I can find out if this is correct first, but as you said it does not right anything back, I will give it a whirl all the same.

many thanks for the help. I literally have all my media on there, I've been collecting this ...

P.S

In windows, The disk does not show up at all under my computer (So no "Disk is not formatted message) .

It only shows up in Disk Management , as 1tb unallocated space - with the solid black line beneath.

I've only plugged the drive into windows once since i accidentally deleted the partition.

Windows shows 1TB of unpartitioned space.

Linux also shows 1TB free space - Also on linux "SMART" is unavaliable (I cant remeber if this drive is SMART enabled)

I find it strange that testdisk finds ...

Hello,

I always selected Yes for created under VISTA as I was unsure (Drive came formatted to NTFS).

The drive currently reads 255 heads and 63 sectors, which I believe to be correct.

I have gotten nowhere , rebuild BS scanned the MFT , took hours, and seemed to do nothing, still bad BS.

I know ...

I'm not expert on any of this stuff but some HDD manufactures use encryption so you can't remove the disk from the case.

Thought it was worth nothing, although I know little of what you guys are on about (Mac? lol)

Hello,

I am typing on my phone so I will try to keep this short

I have a Samsung S2 1 TB USB HDD

I accidnetally pressed " Format Partition " under disk utility in ubuntu

I chose to create a new mbr and set the drive to free space, not formatting the drive , just deleting partition and boot ...