NCR CX7 Series - Under the Advanced tab, Wake on Magic Packet and Wake on Pattern Match should be enabled.; Under the Power Management tab, Allow this device to wake the computer option box should be checked.

Power Management 6-72
4. Under the Advanced tab, Wake on Magic Packet and Wake on Pattern Match should be
enabled. Select OK after making any changes.
5. Under the Power Management tab, Allow this device to wake the computer option box
should be checked. Select OK after making any changes.