User's Manual
Table Of Contents
- Welcome
- Getting to know your computer
- Connecting to a network
- Navigating using the keyboard, touch gestures and pointing devices
- Multimedia
- Power management
- Shutting down the computer
- Setting power options
- Using power-saving states
- Using battery power
- Finding additional battery information
- Using Battery Check
- Displaying the remaining battery charge
- Maximizing battery discharge time
- Managing low battery levels
- Inserting or removing the battery
- Conserving battery power
- Storing a user-replaceable battery (select models only)
- Disposing of a user-replaceable battery (select models only)
- Replacing a user-replaceable battery (select models only)
- Using external AC power
- External cards and devices
- Drives
- Security
- Protecting the computer
- Using passwords
- Using antivirus software
- Using firewall software
- Installing critical security updates
- Using HP Client Security
- Installing an optional security cable
- Maintenance
- Backup and recovery
- Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI)
- Support
- Specifications
- Traveling with the computer
- Troubleshooting
- Troubleshooting resources
- Resolving issues
- 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
- 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
- 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:
NOTE: The following instructions apply to computers with user-replaceable batteries.
1. Shut down the computer.
2. Remove the battery on 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 working properly.
●
If the power lights remain
off
, the AC adapter is not functioning and should be replaced.
Contact support for information on obtaining a replacement AC power adapter.
ENWW Setting power options 47