1.1. Front Panel Header Connections - Asus
When changing or installing a motherboard, the front panel header needs to be connected correctly. Otherwise the PC may not turn on, reset, or the front panel LEDs may not illuminate. See below for proper connection.
Power LED = Green/White
Power Switch = Orange/White
Hard drive LED= Red/White
Reset Switch = Blue/White
Last pin has no connection
Note: This covers most Asus motherboards. If your panel connections do not look like this, please see appropriate knowledge base document.