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    Ask Avoid Charger wattage check On lenovo w540

    Dear All, I have a problem with a Lenovo W540 because the original charger died. I have bought two different 170 Watts charger but the system has a security that checks if the charger has the dame wattage. The original one is 196 watts, but i have only been able toget 170 watts. So the question...
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