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da0r13mb6e1 Quanta_R13 (intel) charging problem
https://vlab.su/viewtopic.php?f=53&t=47615		 Страница 1 из 1
egyeprom [ 20 июн 2016, 01:35 ]
Заголовок сообщения:  da0r13mb6e1 Quanta_R13 (intel) charging problem
this laptop was burned charge ic pu9 OZ8681
changed ic and pq30 pq29

the lap is working fine it charge for 5 second and no charge any more
pin 13 and 16 have 14 vol in that 5 second and become 10 vol after that
change ic 2 time change pq36 and pq35
19 v is stable change power adapter
any suggestion
jesen [ 20 июн 2016, 05:45 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
1，Make sure the batt is good
2，CN13 pin3 and pin4 have waveform
3，CN13 TEMP_MBAT must be high
4, pq30 and pq29 pin4 have waveform when charging
egyeprom [ 21 июн 2016, 01:11 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
try with good battery the same
all those pin has volts in between 3.3 and 1.6 v
when charge pq30and 29 has 14 volt for 4 second and it drop to 10 volt come from battery
i think its i/o
i will try to change it later
Lex66 [ 21 июн 2016, 19:51 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
Check pin1, pin9 (of PU9) and PQ53
egyeprom [ 22 июн 2016, 01:16 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
pin 1 19v
pin9 3.3
changed pq53
changed i/o
no change in charge problem
Lex66 [ 22 июн 2016, 09:15 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
check pin3 and pin4 on cn13 - May be problem with pd2 or pd3 ...
Do you have oscillograph?
egyeprom [ 22 июн 2016, 23:04 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
oscillograph NO
but the laptop is charging battery for 5 second
see it on power supply amp
got 3 amp load for 5 second and drop to 0.80 amp and the laptop work with adaptor or battery or both
Lex66 [ 24 июн 2016, 14:08 ]
Заголовок сообщения:  Re: da0r13mb6e1 Quanta_R13 (intel) charging problem
May be SIO no see SMD/SMC from CN13(battery) => charge off...
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