When all voltages are present on a motherboard and all are stable with very little ripple what can cause the board to not boot? It behaves as if the processor is not installed and I know that the ZIF is clean and the pins are intact completely. Ive replaced the PCH (Intel-based board), replaced ZIF, every controller type component (VCORE, SIO, TPM, etc) and even reflowed the board but no dice. I would imagine there's a reason like a bad resistor or timing issue, but how do I narrow it down even further? With respect to the Intel architecture preferably for standardization's sake
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General Motherboard Repair Diagnostics Inquiry
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Re: General Motherboard Repair Diagnostics Inquiry
There are many reasons why it fail to output.
Firstly by doing too much you might have caused other issue.
Firstly if u think all voltage appear, overall PCIe reset at PCIe slot will have 3.3v.
If it had PCIe reset then does the diagnostic code run ?
Etc too many things...
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