Knowledge HubComputer Won`t Start
Computer Won`t Start
Addresses when the computer doesn't power up, including boot failures and black screen issues at startup.
Fans run at full speed immediately, yet the system doesn't boot
Computer begins booting and then abruptly powers down
Display shows a brief flash of content, then switches to black
Startup is accompanied by unusual mechanical noises
The system repeatedly powers on and off without completing boot
Computer powers up after being left unplugged for an extended period
Startup attempts result in error messages or codes
Computer shuts down when specific peripherals are connected
Multiple power attempts required before the computer starts
The screen is lit but shows no boot information or operating system
Screen backlight is on, but no images or icons are displayed
Screen remains black with power on, showing no boot sequence
Display goes black intermittently, but the computer stays powered
Onboard and external displays both remain blank on power up
Monitor shows the brand logo, then goes to a black screen, not reaching the login
Computer powers on to a diagnostic screen (BIOS) rather than the OS
Nothing happens when the power button is pressed.
Power light on, but the computer is silent with no fan noise
Screen remains black while the computer's power light indicates it is on
