Samsung SGH-I537 User Manual At&t Sgh-i537 Galaxy S 4 Active Jb English Us - Page 27

Rear View of Your Phone, Microphone, 5mm Headset jack, Volume keys - unlock

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1. Microphone: used for noise cancellation and stereo recording. 2. 3.5mm Headset jack: allows you to plug in headphones. 3. Volume keys: allow you to adjust the ringer volume while in standby mode or adjust the voice volume during a call. When receiving an incoming call, briefly press down either volume key ( ) to mute the ring tone. Adjusts text size when reading a message. 4. Microphone: allows other callers to hear you when you are speaking to them. It is also used for the Speakerphone. 5. Power/Accessory Interface connector: allows you to connect a Travel Charger or other optional accessories such as a USB/data cable or a hands-free headset for convenient, hands-free conversations. 6. Power/Lock key: ( ) lets you power your phone on and off. Also allows you to lock or unlock the touch screen. For more information on locking your phone, see "Locking and Unlocking the Phone" on page 35. 7. Infared sensor: allows you to use your phone as a tv remote for select TVs. For more information, refer to "WatchON" on page 206. Rear View of Your Phone 1 3 2 1. Camera lens: is used to take pictures and shoot videos. 2. External speaker: allows you to hear when the Speakerphone is turned on. Understanding Your Phone 20

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Understanding Your Phone
20
1.
Microphone
: used for noise cancellation and stereo
recording.
2.
3.5mm Headset jack
: allows you to plug in headphones.
3.
Volume keys
: allow you to adjust the ringer volume
while in standby mode or adjust the voice volume
during a call. When receiving an incoming call, briefly
press down either volume key (
)
to mute
the ring tone. Adjusts text size when reading a
message.
4.
Microphone
: allows other callers to hear you when you
are speaking to them. It is also used for the
Speakerphone.
5.
Power/Accessory Interface connector
: allows you to
connect a Travel Charger or other optional accessories
such as a USB/data cable or a hands-free headset for
convenient, hands-free conversations.
6.
Power/Lock key
: (
) lets you power your
phone on and off. Also allows you to lock or unlock the
touch screen. For more information on locking your
phone, see
“Locking and Unlocking the Phone”
on
page 35.
7.
Infared sensor
: allows you to use your phone as a tv
remote for select TVs. For more information, refer to
“WatchON”
on page 206.
Rear View of Your Phone
1.
Camera lens
: is used to take pictures and shoot videos.
2.
External speaker
: allows you to hear when the
Speakerphone is turned on.
2
1
3