IBM Aptiva Handbook page 72

W IRQ10 (Reserved)
W IRQ11 (Reserved)
W IRQ12 (PS/2 Mouse)
W IRQ13 (Coprocessor)
W IRQ14 (Hard disk)
W IRQ15 (Reserved)
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The options in this function item define the method to wake
up the system by setting wake up time or by ring.
You also can define power button over ride function. You can
also define the power button override function. You can
make the system power off instantly or after the power
button is pressed for four seconds.
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ISA legacy resources(DMA, Interrupts, Memory) are
resources that used by ISA adapters which are not Plug-
and-Play adapters. Use these menus to indicate which
resources are used by ISA legacy adapters.
6-14 Chapter 6: BIOS Setup configuration
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You can get some system health information from this
function, such as the CPU temperature, Fan speed and
voltage change.
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In this option, you can set up a password to restrict access
to the Setup Utility or to your system. You can also change
or remove the password.
If you set up a password for entering setup, you must type
this password each time you want to enter the Setup utility. If
you do not type the correct password, you cannot enter
Setup.
If you set up a system password, you must type this
password each time you power on your system.
Refer to "Security Option" on page 6-8 for details on setting
a system password and setup password.