into the phone’s headset jack (see page 2) and set the phone to operate in one of three TTY modes.
Use a
Set the phone volume to level 4 (middle setting) for proper operation. If you experience a high number of incorrect characters, adjust the volume as needed to minimize errors.
For optimal performance, your phone should be at least 12 inches (30 centimeters) from the TTY device. Placing the phone too close to the device may cause high error rates.
When you set your phone to a TTY mode, it operates in that mode whenever the TTY device is connected.
Find it: 
> 
Settings > Call > TTY Setup
Scroll to one of these options and press 
.
option
Voice | Set to standard voice mode. |
TTY | Transmit and receive TTY |
| characters. |
|
|
VCO | Receive TTY characters but |
| transmit by speaking into phone |
| microphone. |
option
HCO | Transmit TTY characters but receive |
| by listening to phone earpiece. |
When your phone is in TTY mode, during an active call your phone displays the international TTY mode, the international TTY symbol, and the mode setting.
Airplane mode
Use airplane mode to turn off your phone’s calling features in locations where wireless phone use is prohibited. You cannot make or receive calls or use Bluetooth® wireless connections in airplane mode, but you can use your phone’s other
Note: Consult airline staff before you use airplane mode in flight. Turn off your phone whenever instructed to do so by airline staff.
Find it: 
> 
Settings > Phone > Airplane Mode > On or Off
See your phone number
Find it: 
> 
Settings > Phone Info > My Number
Your phone number is listed at the top of the screen.
Tip: Want to see your phone number while you’re on a call? Press Options > Phone Info > My Number.
10Basics
