Nokia X7-00 - Manual (Page 9)

Do not connect products that create an output signal, as this may damage the device.
Do not connect any voltage source to the Nokia AV connector. If you connect an
external device or headset, other than those approved by Nokia for use with this
device, to the Nokia AV connector, pay special attention to volume levels.
Change the volume of a call, song, or video
Use the volume keys.
You can change the volume during a call or when an app is active.
The built-in loudspeaker lets you speak and listen from a short distance without
having to hold the phone to your ear.
Switch the loudspeaker on or off during a call
Select or .
Lock or unlock the keys and screen
To avoid accidentally making a call when your phone is in your pocket or bag, lock the
keys and screen of your phone.
Lock the keys and screen
Press the power key
.
Get started 9