Table 4-1: suspend mode – ADLINK MXC-4000 Series User Manual
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BIOS Settings and Driver Installation
4.1.2.5
ACPI Configuration
Suspend Mode
This setting specifies either S1 (POS) or S3 (STR) system sus-
pend mode. The Optimal and Fail-Safe Default setting is S3
(STR).
Energy Lake Feature
Enable or disable Intel Energy Lake Feature, Quick resume
technology.
USB Device Wakeup From S3/S4
Enable or disable USB Device, typically USB keyboard or USB
mouse to wake up system from S3 or S4.
High Performance Event Timer
Enable or disable HPET feature.
Option
Description
S1 (POS)
Power On Suspend - Maintain current system status,
such as power supply and memory context, except for
CPU is not executing instructions. Devices that can
wake-up the system can cause CPU to continue execute
from where it left off.
S3 (STR)
Suspend to RAM - System enters a low power state
instead of completely shut-off. Standby power and power
supply for memory are maintained.
Auto
Depends on OS, OS automatically selects suspend mode
it supports.
Table 4-1: Suspend Mode