VAIO User Guide VPCEH2/VPCEJ2/VPCEK2/VPCEL2 Series

# Battery

- Charging the Battery Pack
- The battery pack can be charged even while you are using your VAIO computer when the computer is connected to a power source.
- Extending the Battery Life
- When your VAIO computer is running on battery power, you can extend the battery life using the following methods.
- Charge Indicator Status List
- The charge indicator light turns on or blinks differently according to conditions.
- About Power Saving Mode
- Your VAIO computer has power saving modes to conserve power while you are not using the computer in addition to the normal operating mode.
- 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.
- 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.

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

- Installing/Removing the Battery Pack
- Notes on Using the Battery Pack
- Notes on Sleep Mode
- Selecting a Power Plan