Acer V65XA User Manual page 24

To enable the Hardware Monitoring function, you need to install either
ADM or Intel LDCM. Contact your dealer for information on the
availability of the software. Refer to the software documentation for
more details on the Hardware Monitoring function.
1.13 Wake-on Ring-in Function
The Wake-on Ring-in function enables the system to resume from
suspend mode by monitoring the fax/modem (or any device of similar
type) activities. Any signal or activity detected from the Modem ring-in
connector automatically returns the system to normal operation. Refer
to Figure 1-2 for the location of the Modem ring-in connector on the
system board.
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