• HP Pavilion 15-N065SW - brak reakcji

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  1. Topic title should contain: the device's manufacturer, full model and the brief description of problem.
  2. Topic message should contain: the PCB marking code (required in case of hardware repairs), an extended description of problem, things you have checked/replaced/measured, your conclusions and the question. If you are not able to find the PCB marking code, please read THIS TOPIC. If you still cannot locate the PCB markings, please upload a clean, both-side photos of the mainboard - it is required to remove any films, modules or brackets possibly covering these markings.
  3. Before posting a new topic please read all topics in TRAININGS subforum and make a preliminary diagnostic based on the content of those trainings.
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#21 Re: HP Pavilion 15-N065SW - brak reakcji


by clops35 27 February 2022, 12:45
Zmierz rezystancję do masy na n.18 PU12.

Re: Re: HP Pavilion 15-N065SW - brak reakcji


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#22 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 27 February 2022, 20:04
clops35 wrote:Zmierz rezystancję do masy na n.18 PU12.


13,80 kΩ

#23 Re: HP Pavilion 15-N065SW - brak reakcji


by clops35 27 February 2022, 20:11
Przeprogramuj BIOS.
Nie zapomnij zapisać oryginalnego wsadu.
Przed programowaniem sprawdź czy PR212 jest sprawny.

#24 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 28 February 2022, 17:35
Problem w tym, że na schemacie jest PR212 a na płycie nie mam. Na pewno nic nie odpadło.
Image
Image

#25 Re: HP Pavilion 15-N065SW - brak reakcji


by clops35 28 February 2022, 17:45
Zmierz rezystancję pomiędzy n.18 PU12 i n.124 KBC.

#26 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 28 February 2022, 18:03
clops35 wrote:Zmierz rezystancję pomiędzy n.18 PU12 i n.124 KBC.


2,4 Ω

#27 Re: HP Pavilion 15-N065SW - brak reakcji


by clops35 28 February 2022, 18:23
Zmierz napięcie a n.124 KBC.

#28 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 28 February 2022, 20:44
clops35 wrote:Zmierz napięcie a n.124 KBC.


0 V

#29 Re: HP Pavilion 15-N065SW - brak reakcji


by clops35 28 February 2022, 20:47
Przeprogramuj BIOS.
Nie zapomnij zapisać oryginalnego wsadu.

#31 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 2 March 2022, 15:22
12 - 1,54 V
21 - 3 V
35 - 4 mV
71 - 1,13 V
79 - 0 V
82 - 0 V
123 - 0 V

125 - 3,3 V
125 po naciśnięciu power napięcie spada do 0,4 V i wraca do 3,3 V

#33 Re: HP Pavilion 15-N065SW - brak reakcji


by Boveer 5 March 2022, 18:36
Niestety po zaprogramowaniu na nowo to samo. Zostawiam, nie opłaca się już naprawiać, dzięki za pomoc.

Re: HP Pavilion 15-N065SW - brak reakcji


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