Apple iPhone 4 (iOS4)

Apple iPhone 4

iOS5 iOS4
If you don’t know your device’s software version, you can check it by selecting Settings > General > About.

How to guides

Guide to phone keys and sockets

Follow these instructions for a guide on how to use the phone keys and sockets.

Step 1 of 11

On/Off

Several functions are associated with On/Off:

Step 2 of 11

On/Off

Press and hold On/Off to turn your phone on or off.

Step 3 of 11

On/Off

Briefly press On/Off to turn on the key lock.

Step 4 of 11

On/Off

To reject an incoming call, press On/Off twice.

Step 5 of 11

The Home key

Press the Home key to return to standby mode.

Step 6 of 11

The Silent mode key

Slide the Silent mode key right or left to turn silent mode on or off.

Step 7 of 11

The Volume keys

Press the Top volume key or the Bottom volume key to adjust the volume.

Step 8 of 11

Socket

Connect the charger or data cable to the socket at the bottom of your phone and to a wall socket or your computer's USB port.

Step 9 of 11

Headset socket

Connect the headset to the headset socket at the top of your phone.

Step 10 of 11

Camera lens at the back of your phone

Point the camera lens at the back of the phone at the required object to take a picture or record a video clip.

Step 11 of 11

Camera lens at the front of your phone

Point the camera lens at the front of the phone at the required object during a video call.

1. On/Off

Several functions are associated with On/Off:
Press and hold On/Off to turn your phone on or off.
Briefly press On/Off to turn on the key lock.
To reject an incoming call, press On/Off twice.

2. The Home key

Press the Home key to return to standby mode.

3. The Silent mode key

Slide the Silent mode key right or left to turn silent mode on or off.

4. The Volume keys

Press the Top volume key or the Bottom volume key to adjust the volume.

5. Socket

Connect the charger or data cable to the socket at the bottom of your phone and to a wall socket or your computer's USB port.

6. Headset socket

Connect the headset to the headset socket at the top of your phone.

7. Camera lens at the back of your phone

Point the camera lens at the back of the phone at the required object to take a picture or record a video clip.

8. Camera lens at the front of your phone

Point the camera lens at the front of the phone at the required object during a video call.

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