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Hi everyone, I wanted to kindly ask you for help, I have a problem with my Dell vegas/turis mlk kbl-r 17841-1 wx2rr PC, it turned off and I was no longer able to turn it back on, I'm checking the various voltages, unfortunately I found the 19 v up to the input components PU4411, PQ4401, thank you all for any advice
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Hello friends, I have this laptop with a black screen, when turning on the fan turns and turns off after 15 seconds, if I remove the ram memory if there is a ram error code, but when extracting the .bin file from the original eeprom and want write a new one it shows verification error, it is not completely erased, this makes me think that the eeprom is damaged, I already changed the eeprom and wrote successfully, I used the bios dump from the following thread: https://www.badcaps.net/forum/showthread.php?t=95250 but it gives the same failure, if anyone can check my original .bin file, the laptop... -
Hello my friend.
When connected to power supply consumption is 0.09 amp / power button = reach 0.150 amp...than off.
i follow the power up sequence and as i know :
After getting ALL_SYS_PWRGD, the io generate a signal adressed to VRM called VR_ON / VR_EN , this is the VRM enable signal .
If CPU core is ok the VRM chip will generate its power good signal adressed to SP/PCH , this signal is termed = VRM_Power good / VR_RDY .
With this motherboard all is ok until sequence 8a= VR_RDY.
Questions :
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My question pertains to understanding the control circuity inside a Dell PT434 type battery used in Dell E6400, E6410 and other Dell notebooks?
Does anyone have a circuit diagram for the inside of a Dell PT434 battery and/or a description of how the control lines work to control this battery?
My reason for asking is I have a battery which I cannot get to charge beyond 1% in a Dell E6410 or E6400.
The LED bar graph charge indicator on the battery shows one LED lighted when the info button is pressed.
I have tried multiple different Dell power adapters. My Dell... -
i got this Mob need help Veteran's 15341-1/91N85 no liquid damage or corrosion , bord power up but no Video PL4801 VCCGT missing ,no beep or blink code's
Flash BIOS with SMDFlea one but not the EC
(https://www.badcaps.net/forum/showth...hlight=15341-1)
POST#3 and one from
(https://www.laboneinside.com/tag/153...1n85-bios-bin/)
now the Mob shut down after 2 mins fan on full speed blink code Amber 2 white 7 power lab 0.50 drops to 0.30 Num Lock comes after 1mins DRAMRST 1.2V ALL SYS PWERGD 3.3V PLTRST ok
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Working...
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