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a1278 not power on
Posted: Fri Jan 20, 2017 12:12 pm
by satish panchal
mac book
820-2936-a
not power come on battery connector ..
when connect charger then not led blink on charger connector
i have change 51125 chip but same problem
not power on
Re: a1278 not power on
Posted: Sat Jan 21, 2017 1:50 pm
by minhaj
sir check 5v capasitor or 3.3v some time it will be short
Re: a1278 not power on
Posted: Sun Jan 22, 2017 11:03 am
by Arun.shspl
satish panchal wrote:mac book
820-2936-a
not power come on battery connector ..
when connect charger then not led blink on charger connector
i have change 51125 chip but same problem
not power on
First check charging section
Re: a1278 not power on
Posted: Wed Feb 01, 2017 3:48 pm
by raajkumar
Did you check ISL chip. This chip will maintain Adapter input and battery charge.