Sony Xperia E1 - Battery and power management

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Battery and power management

You can keep track of your battery consumption and see which applications are using

the most power. You can also view an estimate of how much time is left before your

battery runs out. The estimated battery time is based on your most recent usage pattern.
To make the battery last longer you can use one or more battery saving modes, which

include STAMINA mode, Low battery mode, Location-based Wi-Fi®, and Queue

background data mode. Each mode works in a different way and controls several power

consuming functions on your device.

To view which applications use the most battery power

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management > Battery usage.

To view the estimated battery time

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

Improving battery time using STAMINA mode

STAMINA mode turns off functions that you don't need when your device isn't in use.

For example, STAMINA mode can pause your Wi-Fi® connection, data traffic and

several power consuming applications when your device is powered on but the screen is

inactive. So you save the battery but can still receive phone calls, texts and multimedia

messages as they come in. You can also exclude individual applications from being

paused by STAMINA mode. Once you activate the screen, all paused functions are

resumed.

To activate STAMINA mode

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

3

Drag the slider beside

STAMINA mode to the right, then tap Activate, if

prompted. appears in the status bar once the battery reaches a set level.

To select which applications to run in STAMINA mode

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management, then tap STAMINA mode.

3

Add or remove applications, as desired.

4

When you're finished, tap

Done.

Improving battery time using Low battery mode

Use the

Low battery mode feature to automatically start saving power when the battery

reaches a certain charge level. You can set and readjust this charge level as desired. You

can also decide which functions to keep active, for example, mobile data traffic, Wi-Fi®

or auto-sync.

To activate Low battery mode

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

3

Drag the slider beside

Low battery mode to the right.

4

If prompted, tap

Activate. appears in the status bar when the battery reaches

the charge level that you set.

To change the settings for Low battery mode

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

3

Make sure

Low battery mode is activated, then tap Low battery mode.

4

Change the settings, for example, to readjust the battery level.

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Improving battery time using Location-based Wi-Fi®

The

Location-based Wi-Fi feature sets your device to only activate the Wi-Fi® function

when it comes within range of a saved Wi-Fi® network. This way you save battery power

but still have the convenience of automatic Wi-Fi® connections.

To activate the Location-based Wi-Fi® feature

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

3

Drag the slider beside

Location-based Wi-Fi to the right.

Improving battery time by queuing background data

You can improve battery performance by setting your device to send background data at

pre-defined intervals when you're not using it, that is, when the screen is not active.

To allow the queuing of background data

1

From your Homescreen, tap .

2

Find and tap

Settings > Power management.

3

Mark the checkbox beside

Queue background data.