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error HP
Error Code AC Adapter Light is On, but no power supply from charger
The AC adapter light turns on signifying it’s properly connected; however, there’s an issue with supplying power to the laptop.
? What Causes This
Adapter failure or issues in electrical circuitry inside the adapter.
✓ How to Fix It
Replace faulty charging cable. If replacement doesn't resolve, consider replacing the entire smart charger of your device.
Source: page 10 of the official manual
From the manual
This error code appears in:
HP 15 F1000 Laptop PC