To install a battery, follow the steps as detailed below:
1. Insert the battery pack as far as it will go into the computer (1).
2. Ensure that the battery pack is securely in place and the battery safety
lock (2) is in its position.
1. Battery Pack
2. Battery safety lock
3. Turn your computer over.
The computer has three power-up modes:
Boot: Computer shuts down without saving data. Always save your
work before you turn the computer off in boot mode.
Hibernation: Data in memory is saved to the hard disk.
Standby: Data is maintained in the computer's main memory.
Refer also to the section Turning off the power in Chapter 3,
You can configure various settings associated with both Standby Mode and
Hibernation Mode within the Power Options (to access it, Start
Figure 6-3 Securing the battery pack
Performance and Maintenance
Power and Power-up Modes