Advantech AIMB-210 user manual Power LED and keyboard lock connector JFP3 / Pwrled

2.11.5Power LED and keyboard lock connector (JFP3 / PWR_LED &

KEY LOCK)

(JFP3 / PWR_LED&KEY LOCK) is a 5-pin connector for the power on LED and Key Lock function. Refer to Appendix B for detailed information on the pin assignments. The Power LED cable should be connected to pin 1-3. The key lock button cable

should be connected to pin 4-5.

There are 3 modes for the power supply connection. The first is “ATX power mode”, system is on/off by a tentative power button. The second is “AT Power Mode”, system is on/off by the switch of the Power supply. The third is another “AT Power Mode” which is using the front panel power switch. The power LED status is indicated as fol- lowing table:

Table 2.3: ATX power supply LED status (No support for AT power)

	LED	LED	LED
Power mode	(ATX Power Mode)	(AT power Mode)	(AT power Mode)
	(On/off by	(On/off by switching	(On/off by front
	tentative button)	power supply)	panel switch)
PSON1			Connect 1-2 pin cable
(On Back plane)	2-3 pin closed	1-2 pin closed
			with switch
Jumper setting
System On	On	On	On
System Suspend	Fast flashes	Fast flashes	Fast flashes
System Off	Slow flashes	Off	Off

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