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| E5470 (La-c632p) AC Adapter Not installed https://vlab.su/viewtopic.php?f=41&t=116344 |
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| battery13v [ 12 июн 2021, 14:37 ] | |
| Заголовок сообщения: | E5470 (La-c632p) AC Adapter Not installed |
La-c632p come dead, found a short on IO ECE5048, replaced it laptop turned on but i got a mysterious problem, on AC adapter without battery connected in Bios Battery information i get AC adapter Not installed and if you connect a battery it will be the same but with the reading of the battery percentage and health without charging it ... ACDRV is OK 23V, ACOK is High 3.3V, all signals on Bq24777 seems okay anyone can help ? |
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| topdip [ 13 июн 2021, 11:04 ] | |
| Заголовок сообщения: | Re: E5470 (La-c632p) AC Adapter Not installed |
Is the original power supply unit or laboratory power supply connected to the board? |
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| battery13v [ 13 июн 2021, 17:27 ] | |
| Заголовок сообщения: | Re: E5470 (La-c632p) AC Adapter Not installed |
Original PSU |
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| JAX [ 13 июн 2021, 23:07 ] | |
| Заголовок сообщения: | Re: E5470 (La-c632p) AC Adapter Not installed |
It seems than you have PS_ID issue, check, does PSID signal from adapter goes to KB controller. |
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| Vesko356 [ 20 июн 2021, 18:22 ] | |
| Заголовок сообщения: | Re: E5470 (La-c632p) AC Adapter Not installed |
What is the voltage and resistance to ground at the pins 3 and 4 of the PU1? |
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