In this video i want to introduce an method that how to check power adapter which belongs to laptop or other electronic machine energization.This is 12v Dc adapter for laptop and this video belongs that how to check adapter with multimeter at home ....an easy method about adapters checking specially its polarity which ia most important for any electronic machine .If polarity is not ok this would be dengrous for machine laptop chargers also.
#12v adaptor checking
#Adapter polarity
#12volt adapter check krny ka trika
#laptop k adapter ko check kaisy kiya jata hy
