A:Answeryes you are using the right tip. Was the battery completely dead when you are charging? Check the watts on your computer. This is for only 90watts. If the adapter LED does not turn on or if it blinks, discontinue use and contact rocketfish for help at 800-620-2790
go to TIP WIZARD on www.rocketfishproducts.com for additional tip listings
A:Answerit should not because it 16-19vdc depe di g on tip and ac is 100-240v ac, 60-60hz - 2.5a if you are concern call 800-620-2790 and rocketfish will help more.