Asus PCH-DL - Manual (Page 86)

4-28 Chapter 4: BIOS Setup
Restore on AC Power Loss [Power Off]
When set to [Power Off], the system goes into “off state” after an AC
power interruption. When set to [Power On], the system turns on
automatically after an power interruption. When set to [Last State], the
system goes into whatever was the system state (on or off) before the
power interruption. Configuration options: [Power Off] [Power On] [Last
State]
Video Off Method [DPMS]
This item determines the video off features. The Display Power
Management System (DPMS) feature allows the BIOS to control the video
display card if it supports the DPMS feature. [Blank Screen] only blanks
the screen. Use this for monitors without power management or “green”
features. Configuration options: [Blank Screen] [V/H SYNC+Blank] [DPMS]
Video Off In Suspend [Yes]
This item determines when to activate the video off feature for monitor
power management. Configuration options: [Yes] [No]
MODEM Use IRQ [3]
Allows you to select the IRQ assignment for the modem. Configuration
options: [NA] [3] [4] [5] [7] [9] [10] [11]
Soft-Off by PWR-BTTN [Instant-Off]
When set to [Instant-Off], the system goes to soft off when you press the
power button for less than 4 seconds. When set to [Delay 4 Sec], press
the power button for more than 4 seconds to power off the system.
Configuration options: [Instant-Off] [Delay 4 Sec.]
USB Wake-Up From S3(S4) [Disabled]
Allows you to enable or disable system wake-up from S3 or S4 mode
through a USB keyboard/mouse event. Configuration options: [Disabled]
[Enabled]
Power On By PCI Devices [Enabled]
Allows you to enable or disable the PME to generate a wake-up event.
Configuration options: [Disabled] [Enabled]
Power On By External Modem [Disabled]
Allows you to enable or disable system power up when the external
modem receives a call while in soft-off mode. Configuration options:
[Disabled] [Enabled]