Here are a couple of links that could save you :
Dell Inspiron 1545 - Won't boot. Error code 2000-1042. Any fix?
Another solution although it maybe the same program you used, perhaps incorrectly or should be used with the disk in the original laptop :
VERY'VERY,VERY GOOD NEWS
if you have the message
'The disk in drive F is not formatted. Do you want to format it now? … '
you already have a solution
1- DON'T format the drive ...
2- WATCHES this Web (
www.cgsecurity.org)
...and download “testdisk” for your operating system of “main page”..read everything very well before using it…
I had that same problem and this free software solves it in minutes …
HAVE LUCK AND SHARES THE INFORMATION
greetings dino
TestDisk :
TestDisk - CGSecurity