vm-42x795
Need schematic or if someone can tell what Q902, Q903, R908, R909 & R9062 are? Thought this was an easy fix replacing two blown caps on till I turned the board over.
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hi to all dears,
if any battery is charged upto some specific percentage like Dell Latitude 3330 charges upto only 34%.
what could be its possible reason...,regards -
This is a guide that I am writing for helping others to replace their MEC1503 EC chip if it breaks (or to get around an inconvenient prompt to the BIOS). This forum has been extremely helpful to me so I would like to contribute to help others. I will tell you right now that this task is very difficult to do. You MUST have experience and tools to do precision micro-soldering, BGA reballing, trace repair, and general laptop repair skills.
There are some specialty tools needed to do this task. The replacement MEC1503 chips can be acquired from Aliexpress. Do not buy the bare chips as... -
Laptop : Lenovo Y520 i5-7300HQ 16GB RAM GTX1050Ti 240GB NVME SSD 1TB HDD.
I bought my laptop in 2018, the guarantee ended in May of this year, it's been working(mainly gaming) fine for all this time except a minor issue with Windows warning me about power surge on USb port all the time when gaming, and it wasn't my mouse, I tried another mouse and the same issue, so I thought it's a driver problem and just ignored it.
My real issue:
My laptop appeared to be shutting down randomly at first, and when I try to restart it, the keyboard lights turn on, the... -
Can anybody help me with this BIOS I have? It takes 15 seconds to display image from the point of pressing the power button and the LEDs lighting up.
After 15 seconds, aprox. , the image is displayed and laptop boots and operates normally.
BIOS inside the machine (From a machine with GeForce 940M GPU):
BIOS from before I replaced it (Does not work, no image):
Laptop full model is:
E5-575G-56BE
NXGDZED0837111926F7600
i5-7200U , GTX 950M 2GB , DDR4 type System RAM
Please... -
HI,
Have a QUICKO soldering station with no numbers for the model ... (think it's a KSGER or similar copy)
All worked nice, till some day it heats the iron till it was RED (HOT) ...
Turned it off, and tryed today again, and all the same, even with a second iron ...
The display shows that the iron is not connected, like not inserted in the handle ...
The second thing is that it has 6 pins connector and can't find a handle that is similar for my station ...
Has someone some advice what to do, where to look, even how to...
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