Try tapping F8 at boot to see if the REpair console is on Advanced Boot Options,
accept any offered Repair, if it doesn't start boot back in to run Startup Repair
Try resetting the CMOS: Clear CMOS - 3 Ways to Clear the CMOS - Reset BIOs.
While in BIOS setup set SATA controller to AHCI to try install. Unplug all other HD"s and peripherals.
Test your RAM - Test with Memtest86
then test your HD using maker's diag/repair extended CD scan: HD Diagnostic
Use the HD diagnostics CD to wipe the HD, which will force Installer to autostart to reinstall.
If these fail, your OD may be at fault. Try cleaning it, reinstalling or writing DVD ISO to flash stick to try install. Use Ultra ISO trial version, on File tab Open DVD or ISO, on Bootable tab Write Disk Image, Format, Write. Boot under USB, Removable or HD.