4G Settings; Vpn Settings; Mobile Networks; Call Settings - HTC EVO Design 4G User Manual

4G Settings

Your device give you access to the Sprint 4G Network where available. For details on your
device's 4G features and settings, see

VPN Settings

Connect to your corporate intranet sites via VPN. For details on VPN, see
Networks (VPN).

Mobile Networks

This menu lets you turn your data connection on or off, set options when you're roaming, and
more. For details on mobile networks, see
details on roaming, see

Call Settings

Your device's Call Settings menu lets you configure your voicemail options and a number of
other settings for the phone application.

Voicemail Settings

See Configure Visual Voicemail

Other Call Settings

TTY Mode
A TTY (teletypewriter, also known as a TDD or Text Telephone) is a telecommunications device
that allows people who are deaf, hard of hearing, or who have speech or language disabilities,
to communicate by telephone.
Your device is compatible with select TTY devices. Please check with the manufacturer of your
TTY device to ensure that it supports digital wireless transmission. Your device and TTY device
will connect using a special cable that plugs into your device's headset jack. If this cable was
not provided with your TTY device, contact your TTY device manufacturer to purchase the
connector cable.
When establishing your Sprint service, please call Sprint Customer Service using the state
Telecommunications Relay Service (TRS) by first dialing
provide the state TRS with this number: 866-727-4889.
To turn TTY Mode on or off:
1. Touch >
2. Touch TTY Full, TTY HCO, or TTY VCO. Touch TTY Off to turn TTY mode off.
Note: When enabled, TTY mode may impair the audio quality of non-TTY devices connected
to the headset jack.
Device Settings
Sprint
Data Services (Sprint 3G and 4G
International Data Roaming.
Settings.
> Settings > Call > CDMA call settings > TTY mode.
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