Intel D955XBK English Product Guide - Page 20

Resume on Ring, Wake from USB, Wake from PS/2* Keyboard/Mouse, PME# Wakeup Support

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Page 20 highlights

Intel Desktop Board D955XBK Product Guide If the system has a dual-colored power LED on the front panel, the sleep state is indicated by the LED turning amber. Channel A Channel B Channel B DIMM 1 Figure 3. Location of Standby Power Indicator OM17610 Related Links For more information on standby current requirements for the desktop board, go to the link below, select the desktop board name, and then select Technical Documentation: http://developer.intel.com/design/motherbd/ Resume on Ring The operation of Resume on Ring can be summarized as follows: • Resumes operation from either ACPI S1 or ACPI S3 state • Requires only one call to access the computer • Detects incoming call similarly for external and internal modems • Requires modem interrupt be unmasked for correct operation Wake from USB NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB. USB bus activity wakes the computer from an ACPI S1 or S3 state. Wake from PS/2* Keyboard/Mouse PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state. PME# Wakeup Support When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, or S5 state. 20

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Intel Desktop Board D955XBK Product Guide
20
If the system has a dual-colored power LED on the front panel, the sleep state is indicated by the
LED turning amber.
OM17610
Channel A
Channel B
Channel B DIMM 1
Figure 3.
Location of Standby Power Indicator
Related Links
For more information on standby current requirements for the desktop board, go to the link below,
select the desktop board name, and then select Technical Documentation:
Resume on Ring
The operation of Resume on Ring can be summarized as follows:
•
Resumes operation from either ACPI S1 or ACPI S3 state
•
Requires only one call to access the computer
•
Detects incoming call similarly for external and internal modems
•
Requires modem interrupt be unmasked for correct operation
Wake from USB
NOTE
Wake from USB requires the use of a USB peripheral that supports Wake from USB.
USB bus activity wakes the computer from an ACPI S1 or S3 state.
Wake from PS/2* Keyboard/Mouse
PS/2 keyboard/mouse activity wakes the computer from an ACPI S1 or S3 state.
PME# Wakeup Support
When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, or
S5 state.