Asus P5V900 - Manual (Page 39)

2-21 ASUS V-Series P5V900
2.10 Re-connecting cables
You may have disconnected some cables when you were installing
components. You must re-connect these cables before you replace the
chassis cover.
LED cables
Connect the reset button, power switch, power LED, and HDD LED
cables to their respective leads in the system panel connector on the
motherboard.
HDD LED
Power LED
Power Switch
Reset button
R
System Panel Connector
* Requires an ATX power supply
NEL
PLED-
PWR
+5V Speaker
Ground
RESET
Ground
Reset
Ground Ground
PWRSW
PLED+
IDE_LED- IDE_LED+
IDE_LED
PLED SPEAKER PA