Samsung SGH-T679DBWTMB - Manual (Page 192)

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Access Point Names
To access a wireless access point:
Ⅲ Press ➔ and then tap
(Settings) ➔ Wireless and network ➔
Mobile networks ➔ Access Point Names. A
list of the Access point names display. The
active access point displays a bright green,
filled circle to the right of the name.
Network mode
You can configure your phone to either manually
detect and use either a 2G (GSM) or 3G (WCDMA)
data network connection.
Ⅲ Press ➔ and then tap
(Settings) ➔ Wireless and network ➔
Mobile networks ➔ Network Mode.
Using the Fastest Available Network
To confirm you are always using the fastest
possible connection, the phone has an automatic
detection method where it finds both the fastest
and most stable connection/communication
method. This phone is capable of using either
4G/3G services for this connection.
1. Press ➔ and then tap
(Settings) ➔ Wireless and network ➔
Mobile networks ➔ Network Mode.
2. Tap GSM/WCDMA (Auto mode). A check
mark displays next to this option to
indicate that it is active. This is the default
mode for this phone.
Using the 2G (EDGE) Network Only
If you are not using applications that require the
3G network speed (any application that accesses
the network or uses a browser), using the 2G
network saves battery life.
1. Press ➔ and then tap
(Settings) ➔ Wireless and network ➔
Mobile networks ➔ Network mode.
2. Tap GSM only. A check mark displays next
to this option to indicate that it is active.
Note: Connecting to 2G networks slows the data
transfer speed and time.
Using the 4G Network Only
If you are using applications that require the 4G
network speed, follow these instructions to
connect to the 4G network.
1. Press ➔ and then tap
(Settings) ➔ Wireless and network ➔
Mobile networks ➔ Network mode.
2. Tap WCDMA only. A check mark displays
next to this option to indicate that it is
active.