Archive for the ‘Laptop Repair Tips’ Category

Remove laptop CPU before measuring.

Make sure to remove CPU when testing components on laptop systemboard. CPU can cause false readings.

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Reflow tips

Put kapton tape on top of the GPU to prevent it from popcorning. Place metal foil tape around the GPU to protect the surrounding components. Use a few drops rosin no-clean liquid flux around the GPU. remove any epoxy holding the GPU. This will allow the GPU to level itself during the reflow process. The […]

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Laptop shorts AC adapter

I have repaired many of these successfully using these steps. For HP/Dell laptops with plain shorts(that short the adapter when plugged in) – I have observed in most cases that the failure was NOT caused by bad mosfets, but by bad capacitors. I have found that adding a light bulb or a fan in series […]

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