lexuanhoa, a little uncertainties appear here, because you started fixing mobo somehow "backwards", i.e. from the end to the beginning. All system RESET signals have a defined hierarchy, and strongly depends on each other and some additional factors. For example, if you will look at AC82G41 north bridge datasheet, intel.com/content/dam/www/public/us/en/documents/datasheets/4-chipset-fami... you may find a description of CPU_RST# signal as it:
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CPU Reset: The FSB_CPURSTB pin is an output from (G)MCH. The (G)MCH asserts FSB_CPURSTB while RS (PCIRST# from the ICH) is asserted and for approxim 1 ms after RSTINB is de-asserted. The FSB_CPURSTB the processor to begin execution in a known state.
Generally, no one system reset will be asserted if there are faults of main voltage supplying rails. So I would suggest you to check all the power supplying rails for their proper function first which will be the normal way to move further
lexuanhoa, a little uncertainties appear here, because you started fixing mobo somehow "backwards", i.e. from the end to the beginning. All system RESET signals have a defined hierarchy, and strongly depends on each other and some additional factors. For example, if you will look at AC82G41 north bridge datasheet, intel.com/content/dam/www/public/us/en/documents/datasheets/4-chipset-fami... you may find a description of CPU_RST# signal as it:
Generally, no one system reset will be asserted if there are faults of main voltage supplying rails. So I would suggest you to check all the power supplying rails for their proper function first which will be the normal way to move further