SJ1 Jumper at ECS KV2 mainboard (power led)

@my question about the front panel pin connector
power led and the Jumper SJ1 on the ECS KV2:

"ECS Support Posted : GMT 2007/05/14 09:26:55

Dear Customer,

SJ1 pin is made for old ATX cases which use three pins connector power LED.

You can use one of those two connectors as well as both gives 5V signal.

Thanks & regards,
Elitegroup Computer Systems EU B.V.
Technical Support Department"