Intel D845EPI Intel Desktop Board D845EPI Technical Product Specification - Page 35

Resume on Ring, 13.2.7, Wake from USB, 13.2.8, Wake from PS/2 Devices, 13.2.9, PME# Signal

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Product Description CR1F1 OM16244 Figure 3. Location of the Standby Power Indicator LED on the D845EPI Board 1.13.2.6 Resume on Ring The operation of Resume on Ring can be summarized as follows: • Resumes operation from ACPI S1 or S3 states • Detects incoming call similarly for external and internal modems • Requires modem interrupt be unmasked for correct operation 1.13.2.7 Wake from USB USB bus activity wakes the computer from ACPI S1 or S3 states. ✏ NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB. 1.13.2.8 Wake from PS/2 Devices PS/2 device activity wakes the computer from an ACPI S1 or S3 state. 1.13.2.9 PME# Signal Wake-up Support When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, S4, or S5 state (with Wake on PME enabled in BIOS). 35

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Product Description
35
OM16244
CR1F1
Figure 3.
Location of the Standby Power Indicator LED on the D845EPI Board
1.13.2.6
Resume on Ring
The operation of Resume on Ring can be summarized as follows:
•
Resumes operation from ACPI S1 or S3 states
•
Detects incoming call similarly for external and internal modems
•
Requires modem interrupt be unmasked for correct operation
1.13.2.7
Wake from USB
USB bus activity wakes the computer from ACPI S1 or S3 states.
✏
NOTE
Wake from USB requires the use of a USB peripheral that supports Wake from USB.
1.13.2.8
Wake from PS/2 Devices
PS/2 device activity wakes the computer from an ACPI S1 or S3 state.
1.13.2.9
PME# Signal Wake-up Support
When the PME# signal on the PCI bus is asserted, the computer wakes from an ACPI S1, S3, S4,
or S5 state (with Wake on PME enabled in BIOS).