Hello,

if it is being used, you can switch it off in BIOS.

Greetings,
P. Di Stolfo

<adrian7886******.co.uk> schrieb im Newsbeitrag
news:1182450418.115310.42500@m36g2000hse.googlegroups.com...[color=blue]
> On 21 Jun, 19:19, "P. Di Stolfo" <paolodisto...********.com> wrote:[color=green]
>> Hello,
>>
>> could it be that your hard drives are built in a RAID? This would mean
>> that
>> your data is mirrored onto the second drive for data security and
>> therefore
>> there are only 250 GB available.
>>
>> Greetings,
>> P. Di Stolfo
>>
>> <adrian7...******.co.uk> schrieb im
>> Newsbeitragnews:1182449231.151789.3840@m36g2000hse.googlegroups.com...
>>
>>
>>[color=darkred]
>> >I have two identical Western Digital SATA hard drives both 250GB. The
>> > PC knows both devices are there in the bios and device manager but
>> > when viewed from my computer it only shows a single SATA drive with
>> > 250gb storage ??[/color]
>>[color=darkred]
>> > Vista was installed as a new install not upgrade.- Hide quoted text -[/color]
>>
>> - Show quoted text -[/color]
>
> Hello
>
> If it is I didnt tell it to and dont want it !!
>
> How do I tell the PC not to use RAID?
>[/color]