when i try to clean install windows 7 it cant find any hard drive :(?

The OEM "device reserved" partition is ineffective because it may basically serve to "restoration" your unique XP or Vista manufacturing facility installation. to scrub deploy the suitable thank you to bypass approximately this is besides the workstation with the domicile windows installation disc. delete all the partitions. elect "stress thoughts (more advantageous) Windows7 will recreate that 100mb "device reserved" partition immediately. (it quite is oftentimes prevented with the aid of springing up a partition of the needed length (on yet another workstation) then installation domicile windows into this present partition) i in my opinion propose approximately an 80-100gb partition for a windows7 installation, yet in spite of this I in no way use a stress smaller than 320-500Gb the two... go away the the remainder of the stress you employ "unallocated" till you have finished installation domicile windows and afterwards create the rest as a unmarried great quantity seperate from the "device" partition and use the gap as information storage conserving your audio and video here will seperate it from the OS and facilitate destiny reinstalling of domicile windows (if necissary) advert advert

Prob a bad drive....