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112
other features—TTY
TTY security
Note:
You can make emergency calls on a
locked phone (see page 99). A locked phone
feature
turn On TTY
feature
From the home screen
press
M
>
u
>
Phone Calls
>
TTY
>
Use TTY
>
On.
choose TTY
mode
From the home screen
press
M
>
u
>
Phone Calls
>
TTY
>
Type.
Select from
TTY, VCO
or
HCO.
change the
TTY baud
rate
From the home screen
press
M
>
u
>
Phone Calls
>
TTY
>
Baud.
Select
45.45
or
50.00
change TTY
mode
during a call
While in the TTY call, press
M
>
In Call Setup
>
TTY
>
Type.
Select from
TTY, VCO
or
HCO
.
feature
phone lock
To lock the phone press
M
>
u
>
Security
>
Phone Lock
>
Lock Now
or
Auto Lock.
keypad lock
To lock the keypad press
M
>
u
>
Security
>
Keypad Lock
>
Lock Now
or
Auto Lock
Shortcut:
To lock the
keypad press
M
>
*
enable SIM
PIN
To enable SIM PIN, press
M
>
u
>
Security
>
SIM PIN
>
On
.
change SIM
PIN
To change the SIM PIN,
press
M
>
u
>
Security
>
Change Passwords
>
SIM PIN
.