"Stop error code 0x0000000A (IRQL_NOT_LESS_OR_EQUAL)" error message
# Remove any mismatched memory SIMMs (the RAM) so that all the SIMMs operate at the same speed.
For example, 60 nanoseconds (ns) or 70 ns.
# Run a systems test on the memory, and remove any bad SIMMs.
# Test by using different SIMMs if any are available.
# Try to reinstall Windows XP.
To repair the Windows XP installation, follow these steps:
1. Disable any antivirus program and BIOS-level antivirus protection. For help, see the relevant software manual or online Help.
2. Make sure that the CD or DVD drive is the first priority startup device. See your computer documentation for information about how to do this.
3. Insert the Windows XP CD into the CD or DVD drive, and then restart your computer.
4. When the instruction to "Press any key to boot from CD" appears, press a key. Your computer starts from the Windows XP CD.
5. When the computer starts from the CD, the system verifies your hardware, and then prompts you to select one of the following options:
* To set up Windows XP now, press ENTER.
* To repair a Windows XP installation using Recovery Console, press R.
* To exit Setup without installing Windows XP, press F3.
6. Press ENTER.
7. Press F8 to accept the Licensing Agreement.
8. A box lists your current Windows XP installation, and then the computer prompts you to select one of the following options:
* To repair the selected Windows XP installation, press R.
* To continue installing a fresh copy of Windows XP without repairing, press ESC.