DFI AD77 INFINITY User Manual page 23

Dfi ad77 infinity; ad 77 pro kt400 amd motherboard
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Diagnostic LEDs
LED 3 to LED 6 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.
Programming the GTL timing.
Checking CMOS checksum
and battery.
Initializing the clock generator.
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 3
LED 4
LED 5
On
Off
Off
Off
On
Off
On
On
Off
Off
Off
On
On
Off
On
Off
On
On
On
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 6
Off
Off
Off
Off
Off
Off
Off
On
On
On
On
On
On
On
On
23

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