Try going to run,type:diskmgmt.msc In msc,L.click on the drive,then go to
actions,all,select,make the drive active.Then reopen actions,select "change
drive letter/path,change to listed letter,close out.

"tallguy_uk_98" wrote:

> My father has had a system disk crash but his data disk is fine, he has
> obtained a new hard drive and installed windows XP home edition (SP2) - (he
> was using XP home edition but don't know what SP). The bios and device
> manager see the data drive but no drive letter is specified and the option to
> give one is greyed out. he does not want to format the data drive as he has
> no up to date back up. Disc management sees it as a 'local disk' he also cant
> remember what the file system is
>
> How do I get the OS to give the drive a drive letter - any help is much
> appreciated