Monday, October 9, 2023

Alienware 17 R4(LA- D751P ) Laptop Short Circuit Repair

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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