This is a hardware failure, and the hard disk is very likely. If the blue screen code 50 appears, codes such as 0A, 7E and 8E will appear after restarting, and nine times out of ten, the memory is broken. If this code is printed every time, first change the hard disk to see if the machine can start normally. If the hard disk is ok, try the memory again. If the memory has been tried, change the CPU. In short, this must be a hardware failure.
1. Poor contact of memory stick. Pull out the memory stick, carefully wipe the golden finger with an eraser, clean the dust on the card slot, and then plug in the memory stick.
2. Check the hard disk for bad tracks. Use the bad track detection tool to comprehensively detect and repair the hard disk.
3. Check the heat dissipation. Open the back cover or chassis to see if each fan is normal. Thoroughly clean the dust of the motherboard and fan, and the bearing of the fan should be lubricated with a little oil. Install Master Lu and closely monitor the temperature of each hardware.
IV. Check the video card. If the computer's graphics card can be unplugged, carefully wipe the golden finger with an eraser, and then plug in the graphics card.
5. Check the power supply to see if it is normal?