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Hardware Doctor

    Hardware Doctor provides 5 LEDs onboard to indicate the CPU/chipset, memory, PCI peripherals, clockgen and graphics card status. It is a very useful tool for DIY users to maintain their computer effortlessly.


When the system is powered on, the most important parts of the system will be tested in sequence:
1.CPU chipset
2.System memory
3.PCI peripherals
4.Clockgen
5.Graphics display card

The first LEDs will blink when the system has totally failed, i.e CPU is burnt, or the system cannot run a single step. Then the first LED will be turned on when the CPU and chipset are being tested. The LEDs will light up one by one to indicate the associated item being tested. The LEDs will remain on if the tested item has a problem.
All the five LEDs will be off when the testing is complete and no error existed.

LED1
LED2
LED3
LED4
LED5
STATUS
Blink off off off off CPU absent or system damaged
on off off off off System detect CPU and initialize chipset
off on off off off System detect memory
off off on off off System initialize PCI peripherals
off off off on off System detect clockgen
off off off off on System video initialize and invoke video BIOS

 
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