case study
Asrock n68 amd
Problem no display
DebugES. Reset led high
Diagnosis processor not heat , no voltage pass drain to source on Vrm main MOSFET. Check gate no voltage on it .
Gate connect direct Vrm ic.
Solutionea. Heat Vrm ic
Processor vrm voltage ok .
But no display
Debug. Running stop d5d4 , then again running .
Solution reprogram bios.
Motherboard working fine
Bawa Computer ®™
Jai Guru Dev
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