no post

No POST after bios flash. No life except single flash from screen brightness touchpanel LED. Swapped ram, cleared CMOS, read the bios back off the chip to check the write was OK, flashed the original bios, still no life. Stripped the board from the machine and removed all peripherals. Still no...

Hi everyone, Any pointers here would be much appreciated. I have a Xiaomi Mi Notebook Air laptop (i5/2018) that I am having trouble with - the laptop is stuck in a boot loop where it turns on, the keyboard lights up and the fans were for a second before turning off and starting again. If I...

I'm not the original owner. Initially the screen wouldn't turn on when powering on the laptop (and in some cases it wouldn't shut down when pressing the power button; had to remove battery and AC). Since I found out that it may be caused due to bad RAM, I opened it up and removed all RAM sticks...

So I decided to upgrade my old laptop to a Samsung SSD without any research. It was fine until I decided to optimize it with the Magician software. Not sure exactly what the software does but perhaps some bios setting changes and not it won't POST. I've tried clearing cmos and re-seating a few...

I have issue with my Dell Inspiron 3520 Laptop. When i power it on i see all lights on board, and hear hdd spinning but no POST, only black screen. When i first time disassembled it i heard 3 beeps. On Dell web page it says that is Motherboard failure. Then i unplugged all cables from...