CARD TEST MAINBOARDCopy by: haiduongit.netComputer Main Board defect Post CardIntroduce of the run LEDThe run LED makes use of only a few components and circuit and needs a few signals of the main board’s slot. The probability of the trouble with the run LED is very small. Even though you plug the card in the bad slot, the card dose not indicate the error code, even to the extent that All lights is off except that the run light can be quite possible to run normally. You can solve the following problems by the result of “If the run LED had sparkled the main board had even run .”The part of the codes of the card is bad;The card is not compatible with the main board which you are using;PCI slot or ISA slot is bad;The card’s interface cannot match the slot well by the cause of the card ‘s plugging incorrectly, the dirty of the interface, the rusty slot...