ZTE Corporation ZTEN850 Benutzerhandbuch

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1. Tap Home Key > Menu Key > Settings > Date & time. 

2.  Tap the check box Use 24-hour format if you want to change the time format. 

3. Tap Select date format to select the one you prefer. 

By tapping Home Key > Menu Key > Settings > Call settings, you can configure TTY mode, hearing aids, DTMF 
tones, speed dial, plus code dialing, Internet calling and other call settings. 

Your phone is a TTY compatible device. A TTY device can allow people who have hearing or speech disabilities to 
communicate by telephone. Simply connect the TTY device to the phone’s headset jack. 

1. Tap 

Home Key > Menu Key > Settings > Call settings > TTY mode. 

2. 

Select one of the following options. 

•  TTY Off: Users who can hear and talk can disable TTY support. 
•  TTY Full: Users who cannot talk or hear may use this mode to send and receive text messages through 

TTY device. 

•  TTY HCO: Users who can hear, but cannot talk, may use this mode to listen to conversation of the other 

party, and respond via text messages.