The BIOS options are:
System Power Options
After Power Failure <Stay Off>
Wake on LAN from S5 <Power On>
ACPI Suspend State <S3 State>
S3 State Indicator <Blink>
S1 State Indicator <On>
Wake System from S5 <Disabled>
PCIe ASPM Support <Disabled>
Boot Device Priority
Network is first in list