Manage Your Data Usage - HTC ONE SV User Manual

Can I make calls and use data services at the same time?
Certain capabilities may depend on your carrier's network and your plan. Please check with
your carrier for details.
With DDTM mode off (default, configured in
● If you are using the Sprint 3G Network when a voice call comes in, data transmission is
suspended and will automatically resume when you complete your voice call.
● If you are on a voice call, you will not be able to establish connection with the Sprint 3G
Network.
With DDTM mode on (configured in
● You cannot use voice and data services simultaneously. If you receive a call while data
service is active, your phone will forward the call to voicemail. You can place an
outgoing call at any time, but it will interrupt any in-progress data session. Your phone
will not automatically resume an interrupted data session.
With DDTM mode off or on:
● You can make or receive a voice call while you are connected to the Sprint 4G LTE
Network. Incoming calls will not disrupt or suspend your data connection.
When is my data connection active?
Your connection is active when data is being transferred. Outgoing calls are allowed; incoming
calls go directly to voicemail. When active, the arrows on the
When is my data connection dormant?
If your phone receives no data for ten seconds, the connection goes dormant. When the
connection is dormant, you can make and receive voice calls. (The connection may become
active again quickly.)
If your phone receives no data for an extended period of time, the connection will terminate.
Can I sign out of data services?
You can sign out without turning off your phone; however, you will not be able to browse the
Web or use other data services (unless you establish a Wi-Fi connection.) While signed out, you
can still place or receive phone calls, check voicemail, and use other voice services. You may
sign in again at any time. To sign out, open the Notifications panel, and touch the Off/On switch
next to Mobile data.

Manage Your Data Usage

If you're on a limited data allowance, it's important to keep track of the activities and apps that
usually send and receive data, such as browsing the Web, syncing online accounts, and
sending email or sharing status updates.
Web and Data
[Settings] > Call):
[Settings] > Call):
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or icon light up.