User Manual

KINO-PV-D5252/D4252 Mini ITX SBC
Page 77
5.3.1 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 Sleep State [S1 (CPU Stop Clock)]
 : 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 Settings
 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.

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.

S3
(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.