Accessibility

Enable your installed accessibility services, and adjust related

 

settings.

 

 

Developer

Set options for application development. For example, you can

options

display CPU usage on the home screen or set your device to enter

 

debug mode when USB connections are active.

 

 

About phone

View information about your device, such as the model number,

 

firmware version, and signal. You can also update your software to

 

the latest version.

 

 

Status and notification icons overview

Status icons

The following status icons may appear on your screen:

Signal strength No signal Roaming GPRS is available EDGE is available LTE is available NFC is activated 3G is available

Sending and downloading GPRS data

Sending and downloading EDGE data

Sending and downloading 3G data

Network is available

Sending and downloading data

Battery status

The battery is charging

GPS is activated

Airplane mode is activated

The Bluetooth™ function is activated

The SIM card is not inserted

The microphone is muted

The speakerphone is on

Silent mode

Vibrate mode

An alarm is set

Synchronization is ongoing

Problem with sign-in or synchronization

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Sony SGP311U1B, SGP312U1B manual Status and notification icons overview, Status icons, 122