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Note1: Power smart function
Mode0: ATX function.
Mode1: Auto PWRBTN function.
Mode2, Mode3, Mode4: Smart ATX.
Mode5, Mode6, Mode7: Smart ATX (poweron by trigger Remote SW).
Others modes are reserved for test only.
Definition
1. Soft off cycle:
A period when received power off signal to generate a off signal (A 500mS pulse,
High- Low –High or Low-High-Low depends on SIO configuration, to mother
board's Power Button Pin)
2. Hard Off cycle:
A period when system off (S5) to stand by removed (G3). In another word, the A
period of 5VSB on to off (when system already off)
Notes: S5 and G3 is follow by ACPI
Mode description
The main power-in is controlled by the switch on chassis.
Maximum 16 Modes adjusted by 4 switches. (Mode 8 to mode 15 are reserved for future
use).
Mode 0: ATX mode.
A. 5V Standby is always on.
B. Input voltage is not monitored.
C.
Power on/off is controlled by remote switch
Mode 1: Auto PWRBTN mode
A. Power output immediately after input is present.
B. Power output is off immediately when input power to off
Smart Mode (Mode 2 to Mode 7)
Mode 2: See Figure 1
A. Power on is controlled by ignition (remote switch does not make any action to
power on).
B. Power on retry: If the motherboard cannot be turned on normally (/PSON does not
go to low), the Power smart function will turn off 5VSB, and then turn on 5VSB and
retry. Send "on" pulse to motherboard again. The power board will re-try this
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Revision: 1.0
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