Hi everyone i have Dell Inspiron 55588 AAL10 LA-B843P ver 1.0 when i press power buton turn on stay for few seconds and turn of fan spining and stop .. when i put charger power light bliking 2 times .. I try to reset ,,i program bios with clear but not working ,, i change charger but is same ... I measure and voltage is ok ..19 v 3,3v 5v can i help me to resolve this problem ?
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Dell Inspiron 5558 AAL10 LA-B843P not turn on
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Re: Dell Inspiron 5558 AAL10 LA-B843P not turn on
PM_SLP_S3# when i press power buton stay for 1 secon 3.2 and go 0 v ..PM_LAN_ENABLE is same stay for 1 sec and go 0 v...5V_S0 is ok PM_SLP_S4# stay 3.3 v....SYS_PWROK stay 1.3 v and when i pres power button go 3.2 for 1 sec an go 1.3 v,,,3D3V_AUX_KBC 3.2v ....S5_ENABLE 3.2 v....3D3V_S5 3,2 vLast edited by arber1232; 02-08-2021, 09:24 AM.
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Re: Dell Inspiron 5558 AAL10 LA-B843P not turn on
Can you take the voltage for this U3601, all pins.
MOD Edit: Link to schematic -> https://www.badcaps.net/forum/showthread.php?t=66749Last edited by SMDFlea; 07-24-2023, 08:36 AM.
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Re: Dell Inspiron 5558 AAL10 LA-B843P not turn on
pi1-5v
pin2-5v
pin3-3.2 v for 1 sec whwn i press power button and go 0v
pin4-5v
pin5-3.2 v for 1 sec whwn i press power button and go 0v
pin6-3.3v
pin7-3.3v
pin 8and -when i press power buton go 3.2 v for 1 sec and stay 2 volt when light power turn off
pin10-2v but when i measure this pin laptop stay for 5 min tries to turn on
turned on and e see the cpu is work or when jum pin 9 and 10 laptop
pin 11-gnd
pin12-when i turn on go 1.1v and go for few seconds 0v
pin13and 14 -when i turn on go 5v for few sec and go 0v
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Re: Dell Inspiron 5558 AAL10 LA-B843P not turn on
Originally posted by Sametbey View PostU3601 has switch function for 5V_S0 and 3.3V_S0 after power on. Check the coil and voltage outputs for short circuits. Check components that get hot by starting frequently.
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