Laptop Model : Alienware 17 R4.
Board Number LA- D751P Rev 1.0(A00)
Fault : Short Circuit
Repair Process:
The fault occurred, a
large short circuit, and the CPU was found to be hot during burn-in.
Replace the
CPU, I7 7700HQ and 5 sets of power supply MosFets. This MosFets is not easy to replace. At the same time,
replace the first isolation MosFet that
protects the isolation circuit. This is to replace the CPU without flashing the
BIOS.
Successfully Done The Repair !
Happy Repairing !!
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