3-10 CHAPTER 3
B.
Timeout parameters :
HDD Standby
HDD Standby timer can be set from 1 to 15 minute(s).
System Doze
The "System Doze" mode timer starts to count when there is no "PM events"
occurred. The valid timeout setting is from 1 minute up to 1 hour.
System Standby
The "Standby" mode timer starts to count when "System Doze" mode timer timed
out and no "PM events" occurred. Valid range is from 1 minute up to 1 hour.
System Suspend
This function works only when the Pentium CPU is installed. The timer starts
to count when "System Standby" mode timer timed out and no "PM Events"
occurred. Valid range is from 1 minute up to 1 hour.
3-4-2 Description of the Green Functions
The P55-IT supports HDD Power Down, Doze and standby power saving functions
when Intel Pentium Processor CPU is installed. In addition, the suspend function
is supported when the JP14 (sleep ref. Figure1-1) be close to enter the green function.
The detail description of these functions are provided in next page.
HDD Standby Mode
When system stop reading or wiriting HDD, the timer starts to count. The system will
cut off the HDD power when timer ran out of time. The system will not resume
operation until either a read from or a wirte to HDD command is executed again.
Doze Mode
The system hardware will drop down CPU clock from nomal working speed
when Doze mode timeout occurred.
Standby Mode
When the system standby mode timer ran out, it will enter the standby mode and
retain CPU at slow working speed. The screen will be blanked out.
Suspend Mode
When the system suspend timer time out, the system will enter the suspend mode
and the chipset will stop CPU clock immediately. The power consunption in
Suspend Mode is lower than in standby mode. The screen is also blanked out.
