Power & battery β adapters, cells, safety
Track: Build your own laptop Β· Duration: 28 min
Video lesson
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Course reader
Power & battery β adapters, cells, safety
Laptop workbook β parts, assembly, firmware, and troubleshooting next to the video.
Adapters
- Match voltage and sufficient wattage (GPU boost pulls spikes).
- USBβC PD needs a profile that meets peak system draw β undersized chargers throttle performance.
Batteries
- Prefer vendor-shaped replacement packs from reputable sources when possible.
- Rebuilding packs from loose 18650s involves spot welding and BMS knowledge β high risk; not covered as a beginner project.
More tutorials: Open video search on YouTube
Lesson quiz
Each attempt uses a random set of questions with shuffled answer choices. Pass at 70% or higher to mark the lesson complete.