Samsung SCH-U490NKAVZW - Manual (Page 17)

Understanding Your Phone 13
Closed View of Your Phone
The following shows the main features of the phone.
Features (Side view)
1. Volume Key: Allows you to adjust the master volume or
adjust the voice volume during a call. To mute the ringer
during an incoming call, press the volume key up or down.
Also press and hold the key, to activate Sound Off mode/
Normal mode.
2. Lock/Unlock Key: Locks the external keys.
3. microSD™ Memory Card Slot: Allows you to insert a
microSD™ memory card (sold separately) to add
additional memory.
4. 3.5 mm Headset Jack: Allows you to plug in your standard
music headphones. Also allows you to plug in an optional
headset for safe and convenient conversations.
5. Speakerphone Key: Press and hold to activate
speakerphone.
6. Power Connector: The power connector is used to plug in
charging accessories and to connect any available
accessory cables to your phone.
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