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macbook A2141 boardview OR schematic
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acer aspire 4752 JE40 HR MB 10267-4 no power
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lebana
Senior Member
Join Date:
Jan 2015
Posts:
81
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sudy
#21
05-08-2018, 01:29 PM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
thank u
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accucomppc99
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#22
03-04-2019, 09:28 PM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
do you have a boardview at this model
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mcplslg123
Badcaps Legend
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#23
03-05-2019, 01:41 AM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
Originally posted by
accucomppc99
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do you have a boardview at this model
why not ask at schematic section??
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quezon
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Dec 2015
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#24
05-20-2019, 11:47 PM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
thanks
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kodox
Badcaps Veteran
Join Date:
Jul 2017
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260
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#25
08-21-2019, 11:03 PM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
i'm having same problem, replaced 3.3v/5v ic but, mine is EQ which is RT8223M with no positive result and the ic felt warm. should i try using RT8223B? because in the schematic it's labeled RT8223MGQW-GP-U1 for PU4103
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piernov
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Jan 2016
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#26
08-22-2019, 02:35 AM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
Did you check for a short to ground on outputs? (especially LDOs)
OpenBoardView —
https://github.com/OpenBoardView/OpenBoardView
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kodox
Badcaps Veteran
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#27
08-22-2019, 07:50 AM
Re: acer aspire 4752 JE40 HR MB 10267-4 no power
@piernov: no short to ground in anywhere for my case & i've been try to flash the bios chip either using file i've downloaded here
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