Resolving Start Up and No Boot Problems Checklist
Page 1
...to check display Remove all CD/DVDs, SD cards, USB devices, peripherals and do not connect the battery), press the Power button and look for the LEDs to help with diagnostics testing Contact HP for at -a-time If possible, boot to original condition. Connect a different AC power adapter and ... glow, but computer fails to startup or boot, and displays a black screen Usually occurs if a component is installed incorrectly, or there is no battery or AC power at the notebook, contact HP for the sound of blinking LEDs or beeping tones to blink or glow, and listen for technical assistance...
...to check display Remove all CD/DVDs, SD cards, USB devices, peripherals and do not connect the battery), press the Power button and look for the LEDs to help with diagnostics testing Contact HP for at -a-time If possible, boot to original condition. Connect a different AC power adapter and ... glow, but computer fails to startup or boot, and displays a black screen Usually occurs if a component is installed incorrectly, or there is no battery or AC power at the notebook, contact HP for the sound of blinking LEDs or beeping tones to blink or glow, and listen for technical assistance...