Asus Rampage II Extreme - Republic of Gamers Motherboard Specifications download pdf (Page 30)

Onboard LEDs

The motherboard comes with a set of LEDs that indicate the voltage conditions of CPU,

memory, northbridge and southbridge. You may adjust the voltages in BIOS. There are

also an LED for hard disk drive activity and an onboard switch for power status. For

more information about voltage adjustment, refer to 3.3 Extreme Tweaker menu.

1. CPU LED

The CPU LED has three voltage displays: CPU Voltage, CPU PLL, and

QPI/DRAM Voltage; you can select the voltage to display in BIOS. Refer to

the illustration below for the location of the CPU LED and the table below for

LED definition.

2. Memory LED

Refer to the illustration below for the location of the memory LED and the

table below for LED definition.

3. Northbridge/Southbridge LEDs

Northbridge and southbridge LEDs each have two different voltage displays.

The northbridge LED displays either 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.

Normal (green) High (yellow) Crazy (red)

CPU Voltage (default) 0.85–1.5 1.50625–1.59375 1.6–

CPU PLL 1.20575–1.89475 1.90800–1.94775 1.96100–

QPI/DRAM 1.2–1.39375 1.4–1.69375 1.7–

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Asus Rampage II Extreme - Republic of Gamers Motherboard Specifications Page 30