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| Y700 (NM-A541) No turn on with battery https://vlab.su/viewtopic.php?f=58&t=98330 |
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| R EZ A [ 09 янв 2020, 18:43 ] | |
| Заголовок сообщения: | Y700 (NM-A541) No turn on with battery |
Hello everyone i have a strange problem here i replace this laptop motherboard with new one with only ac it works without problem when laptop is on and then plug battery,laptop turns off no turn on with only battery when battery is pluged in and press power button current rise to 0.33A and back to 0.02 voltage on battery when its pluged is changed in cycle between 0 and 3V i tried "different batteries" and "different motherboards" all was same i have 3 new motherboards with same problem do you have any idea that is the problem? tnx |
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| Ciber SLasH [ 10 янв 2020, 02:11 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
Check PQ103. |
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| R EZ A [ 12 янв 2020, 18:21 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
Ciber SLasH писал(а): Check PQ103. it was ok i have 3 different new motherboards and check with 2 batteries with same problem:| |
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| R EZ A [ 21 янв 2020, 22:30 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
i find something new when i remove PR3 and PR4 , there is no loop anymore and board turns on with AC and battery pluged in it doesn't turn on with battery only but when AC and battery is pluged, laptop turns on and when unplug AC, it stay on! and use battery what data on SMBus can stop turning on? |
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| Pavel Panchev [ 09 мар 2020, 20:21 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
Hello, I am in exactly same situation here. I think the battery is somehow wrong. Is there any progress at your side? Thanks |
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| granadav6 [ 10 апр 2020, 11:24 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
Hello, Same here. Changed and reprogrammed the EC - same situation. Tested the battery to another laptop - the battery is in very good shape and works properly. Any ideas,please? |
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| R EZ A [ 07 июл 2020, 12:23 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
Update: i test my board on another laptop and it works without any problem! |
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| R EZ A [ 08 июл 2020, 19:18 ] | |
| Заголовок сообщения: | Re: Y700 (NM-A541) No turn on with battery |
my problem solved by replace KBC from dead motherbard this is dump file from kbc that solved problem Вложение: IT8XXX_ISP_20200708_192639 read.rar
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