Hardware Technical Specification
5-33
6.3.1 Lid
switch
Display mode
State
Lid close
Lid open
Full on
LCD OFF
No action
Stand by
LCD OFF
No action
LCD
STR/STD
LCD OFF
No action
Full on
No action
No action
Stand by
No action
No action
CRT
STR/STD
No action
No action
Full on
LCD OFF/CRT ON
No action
Stand by
No action
No action
SIMUL
STR/STD
No action
No action
LCD display will be shut down while closing LCD.
6.3.2 Power button
Power button function depends on the definition in Windows power setting or you can force off by
pressing power button for 4 seconds
. To reset the system, you need to press the reset button.
6.4 Device Power management
Power state of local devices table
Power State
Component
Doze
Stand By
STR
STD/SOff
CPU Quick
Start
Stop Clock
Power Off
Power Off
North Bridge
ON
Stop Clock
Power Off
Power Off
South Bridge
ON
ON
Power Off (except
+3VA, RTCVCC )
Power Off
(3VA,
RTCVCC)
DDR
ON
Self Refresh
Self Refresh
Power Off
Onboard FLASH
ON
Power down
Power Off
Power Off
KBC
ON
ON
Power down
Power Off
VGA ON
Power
down
Power Off
Power Off
Audio CODEC
ON
ON
Power Off
Power Off
Audio Amplifier
ON
Power down
Power Off
Power Off
LCD Backlight
ON
Power Off
Power Off
Power Off
LAN
ON
Power down
Power down
Power down