While the ThinkPad W520 and W530 can not be fully powered with the ThinkPad 65 watts and 90 watts adapter, you can still use these power adapters to charge the battery of the ThinkPad w520 and W530 when they are powered off.
While the ThinkPad W520 and W530 can not be fully powered with the ThinkPad 65 watts and 90 watts adapter, you can still use these power adapters to charge the battery of the ThinkPad w520 and W530 when they are powered off.