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Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture https://vlab.su/viewtopic.php?f=41&t=32013 |
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Dimension [ 30 апр 2015, 20:17 ] | |
Заголовок сообщения: | Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
I have problem this is 3 computers i have same model same problem computer start goes to 0.49A but not picture all voltage are o.k i have changed all 2 bios thousand of times nothing happen same problem can any one please lead me help!!! |
andromedax [ 01 май 2015, 01:14 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
Dimension писал(а): computer start goes to 0.49A but not picture Post the voltage "+VCC_GFXCORE_AXG" (pin 4 PL700) |
Dimension [ 01 май 2015, 01:45 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
It seems that PL700 give me 0 volt |
andromedax [ 01 май 2015, 10:04 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
Dimension писал(а): It seems that PL700 give me 0 volt Check voltage at pin 2 (VR_ON) of PU700. |
Dimension [ 03 май 2015, 10:26 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
i dont get the idea PU700 is only 2 pin and is 0 voltage |
Dimension [ 04 май 2015, 13:22 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
leg 2 = 3.3v leg 4 = 1.1v ---------- Добавлено спустя 52 минуты 10 секунд: ---------- ISL95833HRTZ was replaced same problem |
andromedax [ 05 май 2015, 00:12 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
Dimension писал(а): i dont get the idea PU700 is only 2 pin and is 0 voltage PU700= ISL95833HRTZ-T_TQFN32_4X4 (32 pin) page 52 from schematic: b2f74_Compal_LA-9104P_VAW00_Inspiron_3521.pdf |
Dimension [ 05 май 2015, 05:57 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
yes i understand i gave u an answer leg 2 = 3.3v leg 4 = 1.1v ISL95833HRTZ was replaced same problem |
andromedax [ 05 май 2015, 22:48 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
Dimension писал(а): yes i understand i gave u an answer leg 2 = 3.3v leg 4 = 1.1v ISL95833HRTZ was replaced same problem Voltages seem to be good. Could you get an oscilloscope, in order to measure pulses at pins 25 and 26 of ISL? I am trying to get the data-sheet for the ISL95833HRTZ, but until now..... |
Dimension [ 14 май 2015, 13:17 ] | |
Заголовок сообщения: | Re: Dell Inspiron 3521 (LA-9104P) Computer Start on 0.49A but no picture |
Dear Vlab member i did check the problem and it has not been solved electronic so i read in the internet in some post that the solution!!! Dell 3521 is not turning on without the battery shit!!!! so simple so annoying hope this post help you if it did say thanks this case can be close all computer got out fix |
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