Why does the computer restart when loading the windows xp operating system?

Question

Windows

Good afternoon, comrades)
The problem is the following, the computer goes into reboot after the appearance of the windows xp logo and bootloader.
What I have already tried to do to fix the breakdown)
1) Completely rid the computer of dust
2) Replaced the thermal paste
3) Visually checked for problems (capacitors are normal, no swollen ones were found)
4) Restoring the operating system from the Windows XP boot disk did not help, as it fell into reboot when choosing a recovery tool
5) Live usb linux start attempt - crash
6) Live usb WIn 7 start attempt - crash
7) Live cd Win 7 start attempt - crash
8) ERD 5.0 ​​attempt to start - error flopy.sys flopy is physically absent, disabled in the BIOS, did not help, the error is the same
9) Resetting the BIOS to default settings, and physical reset with a jumper - did not help
he launched me - checked the RAM, ran it in a circle 4 times no errors
11) Hooked up another RAM - sense 0
12) Used another hard drive (fully working) to try to boot from live usb - cd
All my live usb and live cd are definitely working ( were repeatedly used on other computers)
13) I checked the hard drive in victoria hdd everything is in order
The operating system runs fine on another computer
14) I hooked up another video card - it's useless 0
15) I hooked up another power supply - it's useless 0
Unfortunately, I do not have a processor for this socket
.
CPU AMD Athlon 64 X2 Dual Core processor 6000+ cpu speed 3000bPya 1024K x2
ASUS M2N - E motherboard

Answer 1

What hasn't been changed yet? Processor and motherboard?

ASUS M2N-E

I bet on it, g ... poorer something else.

Answer 2

Does the drive mode match the Windows settings? maybe ascii or ide...
On another PC, say it starts - is there the same motherboard?
Did Windows work on this motherboard before? When you try to install a clean OS - everything is OK?

Answer 3

I found the motherboard on the m2 socket, threw all the iron on it, the flight was normal, it was the mother.
I warmed the northern bridge on it, after warming up, it started, but fell off after 2 reboots))