a1278 not power on

Please write all information:
1.Model from case
2.Board model/number
3.Describe problem clearly
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Please write all information:
1.Model from case
2.Board model/number
3.Describe problem clearly
4.What you did to solve problem
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satish panchal
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Posts: 41
Joined: Tue Jul 12, 2016 1:29 pm

a1278 not power on

Post 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
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minhaj
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Posts: 10
Joined: Tue Mar 15, 2016 12:07 pm

Re: a1278 not power on

Post by minhaj »

sir check 5v capasitor or 3.3v some time it will be short
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Arun.shspl
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Re: a1278 not power on

Post 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
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raajkumar
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Posts: 64
Joined: Mon Jan 30, 2017 4:21 pm

Re: a1278 not power on

Post by raajkumar »

Did you check ISL chip. This chip will maintain Adapter input and battery charge.
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