• Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power

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#1 Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by dggn 13 May 2024, 15:01
Laptop włącza się na sekundkę

Napięcia mam tylko takie
PL1 0.5V
PL4 5V
PL5 0.9V
PL17 1V

Rezystancje cewek
PL1 38kΩ
PL4 16kΩ
PL5 3.3kΩ
PL6 10Ω
PL7 7.2Ω
PL8 7.1Ω
PL9 8.7Ω
PL10 11Ω
PL11 25Ω
PL13 149Ω
PL14 4.5kΩ
PL16 44Ω
PL17 72Ω
PL103 8.4Ω
PL107 8.3Ω
PL108 321Ω
PL109 481Ω

Może ktoś pomoże ?

Re: Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by Google Adsense [BOT] 13 May 2024, 15:01

#3 Re: Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by dggn 20 May 2024, 08:21
po otwarciu PJ3 mam na PL5 3.3V. Po ponownym zalutowaniu PJ3 jest 3.3V na tej cewce, ale dalej to samo

#5 Re: Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by dggn 20 May 2024, 13:18
Nie, sąpodobne bo tylko na PL5 się zmieniło
PL1 0.5V
PL4 5V
PL5 3.3V
PL17 1V

#7 Re: Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by dggn 22 May 2024, 09:40
Napięcia na PU11
n.2 0V
n.6 5.2V
n.7 5.2V
n.8 5.2V
n.9 4.6V
n.10 5.2V
n.11 0V

Napięcia na PU15
n.1 3.3V
n.5 6.1V
n.6 1V
n.15 5.2V
n.18 5.2V
n.20 5.2V
n.24 0V
n.25 1V
n.26 2V
n.28 3.3V

Re: Lenovo P51 płyta DP510 NM-B041 mrugnie dioda power


by Google Adsense [BOT] 22 May 2024, 09:40
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