DFI 586ITBD, User Manual

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586ITBD System Board User’s Manual
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Energy Efficient Design
• System power management supported
• CPU stopped clock control
• Hardware supports SMI green mode
• Microsoft
®
/Intel
®
APM 1.2 compliant
• Soft Power supported - ACPI v1.0a specification (ATX power
supply only)
ACPI Specification and OS Directed Power
Management (ATX power supply only)
The system board is designed to meet the ACPI (Advanced
Configuration Power Interface) specification. It has energy saving
features which enable operating systems to reliably manage and
coordinate power planes, PnP (Plug-and-Play) peripherals, and
cooling fans. The system board is PC 97 compliant. Microsoft
 '
s
PC 97 "OnNow" design allows continual "power on" with reduced
energy consumption.
RTC Timer to Power-on the System
The RTC installed on the system board allows your system to
automatically power-on on the set day and time. Set the day and
time you would like your system to power-on in the “Resume By
Alarm” field (Power Management Setup) of the Award BIOS.
Modem Wake-up/Ring-on
The Modem Wake-Up feature allows the sleeping (Suspend
mode) PC to wake-up to respond to incoming calls. The Modem
Ring-on feature allows the Soft Power Down (Soft-Off) PC to
power-on to respond to incoming calls. Enable this function in the
“Resume By Ring” field and select an IRQ channel for the external
modem in the “Modem Use IRQ” field (Power Management
Setup). Make sure to set JP2 to the COM port where your
modem is connected.
Note:
This feature supports external modem only.