Hp 630
Posted: Mon Mar 27, 2017 12:07 pm
Case study
Hp 630
Problem. No power
19v short
Check 1 pf burn in vrm section .change ki shorting clear .then check Q906 drain voltage not present. Change mosfet. .power ok display ok . laptop working fine
Hp 630
Problem. No power
19v short
Check 1 pf burn in vrm section .change ki shorting clear .then check Q906 drain voltage not present. Change mosfet. .power ok display ok . laptop working fine