hi i want some help please if you know.i have dell 1545 and the laptop don t start.i open the motherboard and i see the adapter work and the motherboard have 19 volt and some 5 volt and 3.3.i dont know very well to read the schematic.when is off the laptop and the cable is on power the fron blue led don t open.before this when it is on power and close the laptop the led is on.the laptop don t turn on and don t make any noise.i see many problem with power suply with dell laptop.thanks for help
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