2.
Northbridge/Southbridge LEDs
The northbridge and southbridge LEDs each have two different voltage
displays. The northbridge LED displays either the IOH Voltage or the IOH
PCIE Voltage. The southbridge LED shows either the ICH Voltage or the ICH
PCIE Voltage. You can select the voltage to display in BIOS. Refer to the
illustration below for the location of the northbridge/southbridge LEDs and the
table below for LED definition.
IOH Voltage
IOH PCIE Voltage
ICH Voltage
ICH PCIE Voltage
ROG Rampage II GENE
Normal (green)
High (yellow)
1.11341–1.39166
1.40491–1.64341
1.51106–1.69656
1.70981–1.84231
1.11341–1.59041
1.60366–1.84216
1.51106–1.61706
1.63031–1.80256
Crazy (red)
1.65666–
1.85556–
1.85541–
1.81581–
2-3