hardware trouble

[mattoo]

sir/madam,
ever since i connected my friends harddisk to my pc,it does not boot instead it shows a cursor blinking on the screen. i got it repaired but afterwards when i connected my dvd writer to the mother board,alas,the same condition took over.i dont know what is wrong.is the hard disk faulty....... i m using xp service pack 2.

[vijay_7287]

try checkin ur jumper settings

[dOm1naTOr]

First make sure ur HDD got detected in BIOS. If its Primary master, set first boot device to HDD0 or simply Hard Disk[depends on bios make].