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C78 User Manual
Security
The security menu allows you to lock your phone electronically. To access the Security
menu, select Menu→Settings→Security from standby mode.
Note: You will need to enter the phone lock code to enter this menu. The default lock code is
0000. Once you have activated your handset, the lock code will be the last 4 digits of your
phone number.
The following options are available:
Lock Mode: Choose between Unlock, Lock, and On Power Up. In Lock mode, the phone is
only able to receive calls or make emergency calls. The On Power-Up setting will
automatically lock your phone when it is powered on.
Change Code: This menu allows you to change the phone's lock pass code. To change
your code:
1.
Select Menu→Settings→Security→Change Code from standby mode.
2.
When prompted, enter your old lock code.
3.
Input the new code (1 to 8 characters).
4.
Input the new code again to confirm.
Reset Defaults: This selection restores the default security settings.
HAC Mode
This phone supports HAC (Hearing Aid Compatibility) function. You can turn on and off the
function by this menu. When you turn on the HAC mode and use a hearing aid with a
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