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AMLI:ACPI BIOS is attempting to read from an illegal I/O port address

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  • Started 7 years ago by electricmike4u
  • Latest reply from The Geek
  • Topic Viewed 15954 times

electricmike4u
Posts: 1

(0x71)which lies in the 0x70 - 0x71 protected address range -Error event 1
AMLI:ACPI BIOS is attempting to write to an illegal I/O port address (0x71) which lies in
the 0x70 - 0x71 protected address range - Error event 2
AMLI:ACPI BIOS is attempting to read from an illegal I/O port address (0xcfc)which lies in the 0xcf8 - 0xcff protected address range - Error event 3
AMLI:ACPI BIOS is attempting to write to an illegal I/O port address (0xcfc) which lies in the 0xcf8 - 0xcff protected address range - Error event 4

This results in a frozen, unresponsive computer that must be unplugged for 15 - 20 seconds in order to start windows XP again. These events are triggered by playing any videos, scrolling pictures and sometimes scrolling text!! Please enlighten me in how to make this stop! Thank you for your help.

Posted 7 years ago
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thegeek
The Geek
Posts: 2059

Here's an article that seems to answer your questions:

http://articles.techrepublic.c.....34412.html

The problem seems to be that your computer is not fully compliant with the XP power management settings, so you need to try and disable power management on the motherboard if possible.

Posted 7 years ago
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