HP PAVILION 15 Loud

Internal Cooling Fan

The cooling fan utilizes a sleeve or fluid bearing that is prone to lubricant loss and dust ingress over time. As the bearing fails, the impeller loses axial alignment, causing vibrational energy to be converted into acoustic noise and reducing airflow efficiency. This specific component replacement restores the acoustic profile of the device by providing a balanced, frictionless rotation.

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High-Performance Thermal Paste

Thermal Interface Material (TIM) undergoes 'pump-out' or desiccation after several years of thermal cycling, increasing the thermal resistance between the silicon die and the heatsink. This forces the cooling fan to operate at a higher Duty Cycle/RPM to maintain safe operating temperatures, resulting in constant loud fan noise. Re-applying high-thermal-conductivity paste reduces the required fan speed to achieve equilibrium.

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CPU/GPU Heatsink Assembly

In rare cases, the copper heat pipes can lose their vacuum seal, causing the internal wick structure and working fluid to fail at transporting heat. This results in localized heat saturation and a fan that runs at maximum speed because it cannot effectively dissipate the thermal load from the processor.

SKU: L20470-001

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