![]() ![]() The modem is preventing the computer from completing POST. The LCD encountered a problem during initialization.įigure 12: Num Lock Off, Caps Lock Flashing, Scroll Lock Flashing ![]() The USB controller encountered a problem during initialization.įigure 10: Num Lock On, Caps Lock Flashing, Scroll Lock Flashingįigure 11: Num Lock Flashing, Caps Lock On, Scroll Lock Flashing If you want to disable it completely, you can try opening your computer and disconnecting the LED ribbon cable. The keyboard is preventing the computer from completing POST.įigure 9: Num Lock Flashing, Caps Lock Off, Scroll Lock Flashing The easiest way to get rid of the hard drive activity light is to place some tape or a sticker over it. The video card is preventing the computer from completing POST.įigure 8: Num Lock Flashing, Caps Lock Flashing, Scroll Lock Off If the HDD LED is constantly lit, especially when the computer isnt otherwise responsive, its usually a sign that the device is locked up or frozen. Disable disk indexing and files compression for all disk drives. To open it, first launch the Task Manager by right-clicking your taskbar and selecting Task Manager or pressing Ctrl+Shift+Escape. This code persists if no processor is detected.įigure 5: Num Lock On, Caps Lock Flashing, Scroll Lock Onįigure 6: Num Lock Flashing, Caps Lock Flashing, Scroll Lock Flashingįigure 7: Num Lock Flashing, Caps Lock Flashing, Scroll Lock On The microcontroller is handing control of the computer to the processor.
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