Follow the steps below to determine whether the problem is related to the AC adapter or your notebook system board:
Remove the battery and disconnect all external devices from the computer.
for several seconds, with all power sources removed. This drains residual power from the system, and may correct many problems.
Connect the AC adapter to a wall outlet and plug the other end into the computer.
- Is the Power indicator light (LED) on or off?
****If notebook power indicator light (LED) is on, the AC adapter is working correctly***
If the power indicator LED is off, the AC power adapter may need to be
replaced. To determine if the AC power adapter needs to be replaced
follow the steps below:
- Ensure that the AC adapter is plugged
into a known working wall outlet.
To check the wall outlet, plug in a different known working device like a light, radio etc.
Check all of the following connections:
- The connection from the AC adapter to the wall outlet.
- The connection into the power adapter from the wall outlet.
- The connection from the AC adapter to the notebook.
button again to test the notebook PC.
the power indicator does not turn on, remove the AC power adapter from
the notebook PC and re-insert the battery. Then press the power
If the power indicator light still does not turn on, then the AC Adapter needs to be replaced.
*****Reseating the RAM may resolve this issue.****
Step 1 - Remove the battery
Step 2 - Remove the memory module
Slide and hold the battery release latch to the unlock position.
Use your finger to lift the battery up and out.
Step 3 - Replace the battery
Locate the memory module cover on the bottom of the notebook.
Remove the screw that covers the memory module.
Use your finger or a flat head screw driver to lift the inside edge of the memory module and remove it.
Push both tabs outward simultaneously to release the memory module.
Grasp the memory module by the edges and pull gently to remove it.
After removing one module, replace the memory expansion cover and then replace the screw.
Insert the battery into the notebook.
Push the battery into the base enclosure until you hear a click.
Connect the AC adapter and turn on the notebook.
fter the memory is reseated, connect the AC adapter and turn on the notebook.
the notebook boots normally and the Windows desktop appears no further
action is needed. If this problem re-occurs often, contact an HP
Support Specialist to schedule a repair.