Do not see HDD after clean all using diskpart

Can someone please help with this.
after do clean all follow diskpart and format HDD. now do not see this hdd in my computer but see it in DISKPART.

thanks,

I am able to boot from HDD I cleaned then install window 7. but Then I don't see my second HDD when i click on my computer ( I have 2 HDD on this computer)

Thanks

Did you have two HD Drive or two partitions?

Can you post a screen shot of Disk management?
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I have two hard dives. one is 160gb and one is 1Tega.
I need help please

For better help, Can you post a screen shot of Disk management?

Please see my snap shot attached

thanks

Disk management

Thank you very much for your helps

Are you dual dual booting OS's?
As you have two OS's installed.

I installed window 7 on both hard dive.
because the one 1tega crash installers