Asus INTEL CUW(E)-FX User Manual download pdf (Page 51)

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Power On Self Test

Power On Self Test

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

POST

POST

 Power On Self Test

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When Power is ON, the CPU will be

When Power is ON, the CPU will be

RESETed

RESETed

. And

. And

the first step of CPU is to read the BIOS and to run

the first step of CPU is to read the BIOS and to run

the code.

the code.

 And then , each step will show a POST code to

port 80, while the CPU is executing the codes.

ÎPOST CODE

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We can view the POST code to identify where the

We can view the POST code to identify where the

CPU stops, if happened.

CPU stops, if happened.

CPU

Post Code C5

Copy the BIOS from Flash

ROM into E000-FFFF

shadow DRAM so that

POST will go faster

Post Code 0B

Read CMOS Data into

BIOS Stack Area

GO ON the POST procedure

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