Resolving Start Up and No Boot Problems Checklist
Page 1
...battery), press the Power button and look for the LEDs to blink or glow, and listen for the sound of blinking LEDs or beeping tones to help with diagnostics testing. Contact HP for at the notebook, contact HP to enter Windows Advanced Boot Options, and select Repair Computer option, or enter Safe Mode... and Hard Drive Test. On newer notebooks, turn on power, press Esc to enter UEFI mode, and run Memory Diagnostics. Symptom 1: LED lights do not glow, display is black, no fan or drive sounds are no power available to the notebook. Check AC adapter wiring and power...
...battery), press the Power button and look for the LEDs to blink or glow, and listen for the sound of blinking LEDs or beeping tones to help with diagnostics testing. Contact HP for at the notebook, contact HP to enter Windows Advanced Boot Options, and select Repair Computer option, or enter Safe Mode... and Hard Drive Test. On newer notebooks, turn on power, press Esc to enter UEFI mode, and run Memory Diagnostics. Symptom 1: LED lights do not glow, display is black, no fan or drive sounds are no power available to the notebook. Check AC adapter wiring and power...