Apple iPhone 4G - Manual (Page 48)

Bluetooth Status
The Bluetooth icon appears in the iPhone status bar at the top of the screen:
 or : Bluetooth is on and a device is connected to iPhone. (The color depends on
the current color of the status bar.)
 : Bluetooth is on but no device is connected. If you’ve paired a device with iPhone,
it may be out of range or turned off.
 No Bluetooth icon: Bluetooth is turned off.
Unpairing a Bluetooth Device from iPhone
You can unpair a Bluetooth device if you don’t want to use it with iPhone any more.
Unpair a Bluetooth device:
1 In Settings, choose General > Bluetooth and turn Bluetooth on.
2 Tap next to the device name, then tap “Forget this Device.”
Battery
iPhone has an internal rechargeable battery.
Charging the Battery
WARNING: For important safety information about charging iPhone, see the
Important Product Information Guide at www.apple.com/support/manuals/iphone.
The battery icon in the upper-right corner shows the battery level or charging status.
You can also display the percentage of the battery charge. See “Usage” on page 192.
Charging Charged
Charge the battery: Connect iPhone to a power outlet using the included Dock
Connector to USB Cable and USB power adapter.
48 Chapter 3 Basics