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Hardware Installation
Diagnostic LEDs
LED 3 to LED 6 are diagnostic LEDs. These LEDs will indicate the
current condition of the system.
CPU initially failed.
Ear ly progr am chipset
register before POST.
Testing memory presence.
Detecting memor y size
using 845G GMCH.
Determining common CL
(CAS Latency).
Programming the RCOMP
table values for DDR.
Programming the clock
crossing registers.
Programming DRA and
DRB registers.
Checking CMOS checksum
and batter y.
Initializing
the
clock
generator.
Initializing USB.
Testing all memor y (cleared
all extended memory to 0).
Initializing the onboard
Super IO.
Detecting and installing an
IDE device.
Final initialization.
Booting the system.
LED 3
On
On
Off
On
Off
On
Off
On
Off
On
Off
On
Off
On
Off
Off
LED 4
On
Off
On
On
Off
Off
On
On
Off
Off
On
On
Off
Off
On
Off
LED 5
On
Off
Off
Off
On
On
On
On
Off
Off
Off
Off
On
On
On
Off
LED 6
On
Off
Off
Off
Off
Off
Off
Off
On
On
On
On
On
On
On
Off
