Laptop Charger for Lenovo 20V 4.5A 90W Square

The reason of the led flashing of the lenovo laptop adaper: 1. Remove the battery and see if the computer can be charged and run by the laptop charger. If it can be chanrged then that is because the indicator light of the power adapter is broken, if it can not be chanrged, then that because the power adapter charger is broken, then you need to change the notebook adapter! 2. do not remove the battery, and to check if the power charger can charge the battery successfully. If can, it means that the indicator light of the power adapter is broken! 3. If neither of the above two is the case, then the computer is broken! Production features: --Yidashun's 90W 20V 4.5A with dc square laptop charger is a good replacement notebook adapter for your lenovo laptop. --Compatible Models: Lenovo E440 E450C G510 L450 N40 T440P T440S T450S T460S T540P T550 T560 U430 X250 X260 Y50, Yoga 11s Yoga Flex 14 Yoga 15D Compatible P/N: 0B47008 ADLX90NCC3A ADLX…

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