Resolving Start Up and No Boot Problems Checklist
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...remove all CD/DVDs, SD cards, USB devices, peripherals and do hard reset If memory or hard drive components were replaced, reinstall original components Remove memory modules and replace one-at least 15 seconds. 3. Symptom: LED lights do not glow, display is black, computer does not start...component is installed incorrectly, or there is no battery or AC power at the notebook, contact HP for the LEDs to check display Remove all USB devices and media cards. 2. Reconnect the AC power adapter (do not glow when power button is pressed, there is a device conflict or failure. If computer...
...remove all CD/DVDs, SD cards, USB devices, peripherals and do hard reset If memory or hard drive components were replaced, reinstall original components Remove memory modules and replace one-at least 15 seconds. 3. Symptom: LED lights do not glow, display is black, computer does not start...component is installed incorrectly, or there is no battery or AC power at the notebook, contact HP for the LEDs to check display Remove all USB devices and media cards. 2. Reconnect the AC power adapter (do not glow when power button is pressed, there is a device conflict or failure. If computer...