HP Notebook Reference Guide - Windows 7 and Windows Vista
Table Of Contents
- Introduction
- Networking (select models only)
- Multimedia
- Power management
- Shutting down the computer
- Setting power options
- Using Power Assistant (select models only)
- Using battery power
- Finding additional battery information
- Using Battery Check
- Displaying the remaining battery charge
- Maximizing battery discharge time
- Managing low battery levels
- Conserving battery power
- Storing a battery
- Disposing of a used battery
- Replacing the battery
- Using external AC power
- Switching between graphics modes (select models only)
- External cards and devices
- Using Media Card Reader cards (select models only)
- Using PC Cards (select models only)
- Using ExpressCards (select models only)
- Using smart cards (select models only)
- Using a USB device
- Using 1394 devices (select models only)
- Using an eSATA device (select models only)
- Using a serial device (select models only)
- Using optional external devices
- Drives
- Security
- Protecting the computer
- Using passwords
- Using antivirus software
- Using firewall software
- Installing critical security updates
- Using HP ProtectTools Security Manager (select models only)
- Installing an optional security cable
- Using the fingerprint reader (select models only)
- Maintenance
- Computer Setup (BIOS) and System Diagnostics
- MultiBoot
- Management
- Traveling with the computer
- Troubleshooting resources
- Electrostatic Discharge
- Index
When you connect the computer to external AC power, the following events occur:
● The battery begins to charge.
●
If the computer is turned on, the power meter icon in the notification area changes appearance.
When you disconnect external AC power
, the following events occur:
●
Th
e computer switches to battery power.
● The display brightness is automatically decreased to save battery life.
Using external AC power 31