Owner manual
Table Of Contents
- Welcome
- Getting to know your computer
- Networking
- Keyboard and pointing devices
- Multimedia
- Power management
- Shutting down the computer
- Setting power options
- Using battery power
- Using external AC power
- Drives
- External cards and devices
- Memory modules
- Security
- Backup and Recovery
- Computer Setup (BIOS) and Advanced System Diagnostics
- MultiBoot
- Troubleshooting and support
- Troubleshooting
- The computer is unable to start up
- The computer screen is blank
- Software is functioning abnormally
- The computer is on but not responding
- The computer is unusually warm
- An external device is not working
- The wireless network connection is not working
- The optical disc tray does not open for removal of a CD or DVD
- The computer does not detect the optical drive
- A disc does not play
- A movie is not visible on an external display
- The process of burning a disc does not begin, or it stops before completion
- Contacting customer support
- Labels
- Troubleshooting
- Cleaning your computer
- Specifications
- Electrostatic discharge
- Index
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 on, the AC adapter is functioning properly.
●
If the power lights remain off, the AC adapter is not functioning and should be replaced.
Contact technical support for information on obtaining a replacement AC power adapter.
Using external AC power 47