5 power menu, 1 suspend mode [auto, 2 acpi version features [acpi v1.0 – Asus M2N-X PLUS User Manual
Page 71: 3 acpi apic support [enabled

ASUS M2N-X PLUS
2-29
2.5
Power menu
The Power menu items allow you to change the settings for the Advanced
Power Management (APM). Select an item then press
configuration options.
2.5.1
Suspend Mode [Auto]
Allows you to select the Advanced Configuration and Power Interface (ACPI) state
to be used for system suspend. Configuration options: [S1 (POS) Only] [S3 only]
[Auto]
2.5.2
ACPI Version Features [ACPI v1.0]
Allows you to add more tables for Advanced Configuration and Power Interface
(ACPI) 2.0 specifications. Configuration options: [Disabled] [Enabled]
2.5.3
ACPI APIC Support [Enabled]
Allows you to enable or disable the Advanced Configuration and Power Interface
(ACPI) support in the Application-Specific Integrated Circuit (ASIC). When set to
Enabled, the ACPI APIC table pointer is included in the RSDT pointer list.
Configuration options: [Disabled] [Enabled]
Suspend Mode
[Auto]
ACPI Version Features
[Disabled]
ACPI APIC Support
[Enabled]
APM Configuration
Hardware Monitor
Exit
Select the ACPI state
used for System
Suspend.