PC powers on for a moment, then shuts off with RAM and PSU warning LEDs
My custom-built computer suddenly stopped starting after working normally the night before. When I press the power button, the fans and most lighting turn on for about half…
hardware diagnosis
Computer powers on briefly, then shuts off with RAM and PSU warning lights
My home-built PC suddenly stopped starting after working normally the night before. When I press the power button, the fans and most lights come on for about half…
PC Shuts Off Immediately With a Flashing CPU Debug Light
I built this PC about a year ago, and it suddenly powered off while I was using it. Now, when I press the power button, the power supply…
PC abruptly shuts down and won’t restart until I toggle the PSU switch
My PC suddenly powers off as if the electricity was cut, even while idle, doing light editing, or playing Netflix. CPU, GPU, motherboard temperatures, and software-reported voltages look…
PC crashed after graphical glitches and now shows no display
A few days ago, I noticed flickering and strange graphical artifacts while watching a video. The next day, the computer crashed, and ever since then the monitor has…
PC Suddenly Died and Now Only the Fans Spin—How Do I Identify the Failed Part?
My PC shut off unexpectedly while I was gaming. The case fans continued spinning, but there was no display, no POST, and pressing the power button would not…
PC Powers On but Shows No Display or USB Response
My computer powers on, and the RGB lighting and fans turn on, but there is no HDMI signal and neither the keyboard nor mouse receives power. I've checked…
Several Different BSODs Persist After a Clean Windows Install—Is the RAM or Motherboard Failing?
My Lenovo ThinkPad Yoga (20LF000KUS) has been crashing randomly with several different blue-screen errors, including MEMORY_MANAGEMENT (0x1A, with corrupted PTE/PFN structures), DPC_WATCHDOG_VIOLATION (0x133), SYSTEM_SERVICE_EXCEPTION (0x3B), KERNEL_THREAD_PRIORITY_FLOOR_VIOLATION (0x157), and…
Desktop Turns On but Never Reaches BIOS or Powers USB Devices
When I press the power button, the desktop starts up, the fans immediately ramp to full speed, and all the case LEDs turn on. However, it never reaches…
PC Won’t Boot When RX 580 Is Installed in Any PCIe Slot
My PC suddenly shut off yesterday and would not power back on properly. I checked the power source and cables, then took the system apart to troubleshoot the…
Repair shop says my Ryzen 7600X is dead, but their motherboard claims are confusing
My PC stopped booting properly after waking from sleep: the fans turn on, but it never reaches POST. The system uses a B850I Lightning motherboard and an AMD…
New SSD Disappears After My PC Crashes—Could the Power Supply Be Failing?
My PC used to start normally, but after running for a while it would stop detecting the SSD. I had the drive checked by a professional and ended…
PC Keeps Shutting Down During Heavy Gaming - Need Help!
I've been having a frustrating issue with my PC shutting itself off while playing demanding games like Elden Ring and Monster Hunter: Wilds. This problem has been persisting…
Need Help Diagnosing My PC's Random Shutdowns
I've been dealing with random shutdowns on my CyberPowerPC, which was working fine about two months ago. My build features a 7900XTX GPU, an MSI PRO X870P motherboard,…