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2. AC Adaptor failure AC adaptor is used to provide necessary charge to operate the laptop and also to charge laptop’s battery for extended period working. When this AC adaptor got damaged, then it will neither charge your laptop nor the laptop’s battery. AC adaptor can cause various issues like short circuit, overheating, stops charging, display blinking, power fluctuation, unexpected shutdown, etc

3. Causes While plugging IN, sometimes DC connector gets misplaced which create loose contact between motherboard and adaptor. AC adaptor consist of many IC’s and Conductor which gets heat up during power supply, the adaptor box is of plastic with no fans or space for air flow so this create over heating.

4. Troubleshoot Verify adaptor plugged into a wall outlet. Check adaptor indicator light. Check the wall outlet itself. Check adaptor brick connection. Adaptor plugged into laptop. Laptop power connection port. Replacement. If you have everything to trouble shoot and can’t solve this issue but you came to the conclusion that problem is in adaptor then only thing you can do is replace it.

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