HP Compaq Presario,Presario 8000 Getting Started page 113

Power (Continued)
Symptom
PC will not
turn on and/or start.
(Continued)
PC appears locked
up and won't turn off
when the power button
is pressed.
Getting Started
Problem
Wrong memory
modules were used in
the upgrade, or memory
modules were installed
in the wrong location.
Hard disk drive is
damaged.
Drive power, data, or
power supply cables may
not be properly connected.
Software control of
the power switch is
not functional.
Solution
Reinstall the old memory to return your PC to its
original state. Refer to "Upgrading or Replacing
Memory" on page 8–17 for instructions.
Refer to the Warranty and Support Guide for details.
Reseat drive power, data, and power supply cables.
See Chapter 8, "Upgrading the PC" for instructions.
Press and hold the Power button for at least 4 seconds
until the PC turns off.
Finding Help & Support
7–27