Predator Helios 300 Fan Noise Diagnosis | Service Didn't Fix the Problem

In this video, we diagnose a Predator Helios 300 PH315-54-760S gaming laptop with a noisy cooling fan issue. This model uses a dual-fan cooling system, with separate fans for the CPU and GPU. After disassembling the laptop and performing a complete cleaning and fan service, the noise problem was traced to the GPU cooling fan. Testing confirmed that servicing alone could not eliminate the noise, indicating wear or damage inside the fan assembly. The GPU fan will need replacement to fully resolve the issue. 📌 Video Chapters: 00:00 Laptop Disassembly 01:05 Cleaning & Fan Service 04:53 Testing and Final Diagnosis If you enjoy professional laptop repair content, subscribe for more troubleshooting and repair videos. #PredatorHelios300 #GPUFan #FanNoise #LaptopRepair #GamingLaptopRepair #AcerPredator #LaptopService #LaptopMaintenance #LaptopDiagnosis #ComputerRepair #LaptopFix #TechRepair #HardwareRepair #CoolingSystem #LaptopTechnician