Testing An Ac Adapter - HP Computer User Manual

Testing an AC adapter

Test the AC adapter if the computer exhibits any of the following symptoms when it is connected to
AC power:
The computer does not turn on.
●
The display does not turn on.
●
The power lights are off.
●
To test the AC adapter:
1. Shut down the computer.
2. Remove the battery from the computer.
3. Connect the AC adapter to the computer, and then plug it into an AC outlet.
4. Turn on the computer.
If the power lights turn
●
If the power lights remain
●
and the connection from the AC adapter to the AC outlet to make sure the connections are
secure.
If the connections are secure and the power lights remain
●
functioning and should be replaced.
Contact support for information on obtaining a replacement AC power adapter.
24 Chapter 5 Managing power
on
, the AC adapter is functioning properly.
off
, check the connection from the AC adapter to the computer
off
, the AC adapter is not