VAIO User Guide VPCEH3/VPCEJ3/VPCEK3/VPCEL3 Series

# Battery

- Notes on Sleep Mode
- Read the following precautions before using Sleep mode.
- Notes on Using the Battery Pack
- Before using the battery pack, read the following precautions for correct use.
- Selecting a Power Plan
- Power management helps you set up power plans to suit your requirements for power consumption.
- Using Hibernate Mode
- In Hibernate mode, the current state of your VAIO computer is saved to the built-in storage device, and then the computer is turned off. Hibernate mode is useful when you do not intend to use the computer for an extended period of time.
- Using Sleep Mode
- In Sleep mode, all unnecessary devices of your VAIO computer are turned off, though some devices stay turned on to retain the computer’s state including data you are working on. Sleep mode is useful when you take a short rest, for example.

### You might be looking for the following topics:

- About Power Saving Mode
- Charge Indicator Status List
- Charging the Battery Pack
- Extending the Battery Life
- Installing/Removing the Battery Pack