Revision: 1.23
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completely booted.
D. Power off is controlled by remote switch or ignition. Remote switch has higher
priority than ignition. (Remote switch is optional).
E. Power subsystem sends “off” pulse to motherboard 5 seconds after ignition is
turned off or remote switch is pressed. (Soft Off delay)
F. Power subsystem will ignore the status change of ignition and remote switch
during the “OFF” command is sent out and OS is completely shut down. This will
avoid an improper ON process before the motherboard is completely shot off.
G. Hard off delay: 1 minutes, During this period system can be turned on again if the
off procedure already finished and ignition or remote switch is ON again.
Mode 3 & 4: Same as Mode 2 except for different Soft Off and Hard Off delay.
Mode 5: Same as mode 2 except that the power on is controlled by remote
switch.
A. Power on is controlled by remote switch (ignition must be turned on 2 seconds
before remote switch is pressed).
B. Power subsystem sends off command to motherboard 5 seconds after ignition or
remote switch is turned off. (Soft Off delay)
Mode6, Mode7: Same as Mode 2 except for different Soft Off and Hard Off delay.
Mode 15: Software programmable mode. You can set the Soft Off Delay time,
Hard Off Delay time and Power ON source by software Application Program
Interface. Please refer to Chapter 4 for details.
Others modes are reserved for test only.
Mode description:
Mode SoftOFF
Delay
HardOFF
de lay
PowerONControl PowerOFFControl
0(ATX)
No No Remote Switch Remote Switch
1(AT)
No No DC on DC off
2
5 seconds 1 minute Ignition Ignition / Remote Switch
3
1 minute 5 minutes Ignition Ignition / Remote Switch
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