Instruction Manual

TANK-700 Embedded System
Page 52
4.3.1 ACPI Settings
The ACPI Settings menu (BIOS Menu 3) configures the Advanced Configuration and
Power Interface (ACPI) options.
Aptio Setup Utility – Copyright (C) 2010 American Megatrends, Inc.
Advanced
ACPI Settings
ACPI Sleep State [S1 (CPU Stop Clock)]
Select the highest ACPI
sleep state the system
will enter when the
SUSPEND button is
pressed.
----------------------
 : Select Screen
↑ ↓: Select Item
Enter Select
+ - Change Opt.
F1 General Help
F2 Previous Values
F3 Optimized Defaults
F4 Save & Exit
ESC Exit
Version 2.10.1208. Copyright (C) 2010 American Megatrends, Inc.
BIOS Menu 3: ACPI Configuration
 ACPI Sleep State [S1 (CPU Stop Clock)]
Use the ACPI Sleep State option to specify the sleep state the system enters when it is
not being used.

Suspend Disabled

S1 (
CPU Stop
Clock)
DEFAULT
The system enters S1(POS) sleep state. The
system appears off. The CPU is stopped; RAM is
refreshed; the system is running in a low power
mode.

S
3 (Suspend to
RAM)
The caches are flushed and the CPU is powered
off. Power to the RAM is maintained. The
computer returns slower to a working state, but
more power is saved.