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Diagnostic LEDs
LED 1 to LED 4 are diagnostic LEDs. These LEDs will indicate
the current condition of the system.
Early program chipset
register before POST.
Testing memory presence.
Initializing the DRAM
controller (sizing).
Initializing the FSB frequency.
Initializing the DRAM
frequency.
Programming the DRAM
timing.
Checking CMOS checksum
and battery.
Initializing the clock genera-
tor.
Initializing USB.
Testing all memory (cleared
all extended memory to 0).
Initializing the onboard
Super IO.
Detecting and installing an
IDE device.
Final initialization.
Booting the system.
Quick Setup Guide
LED 1
LED 2
LED 3
On
Off
Off
Off
On
Off
On
On
Off
Off
Off
On
On
Off
On
Off
On
On
Off
Off
Off
On
Off
Off
Off
On
Off
On
On
Off
Off
Off
On
On
Off
On
Off
On
On
On
On
On
1
LED 4
Off
Off
Off
Off
Off
Off
On
On
On
On
On
On
On
On
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