Zte C220 - Security Setting; Change Password; Erase All Recent Calls

ZTE Confidential
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1. Select Menu→ Settings→ Call Timers.
2. Select an option from the list and press OK Key.
－Outgoing Calls：Indicate the talk time of all dialed call. The
timer can be reset.
－Incoming Calls：Indicate the talk time of all received call. The
timer can be reset.
－All Calls：Indicate the talk time of all dialed and received call.
The timer cannot be reset.
3. If wanting to clear data, select Reset and press OK Key.
7.7 Security Setting
Please enter right password to enter this menu. The default
password is 1234.
7.7.1 Change password
1.Select Menu→ Settings→Security.
2. Input password and press OK Key.
3. Scroll to PIN Change and press OK Key.
4. Input new password and press OK Key.
7.7.2 Erase All Recent Calls
1.Select Menu→ Settings→ Security.
2. Input password and press OK Key.
3. Scroll to “Erase All Recent Call List?” and press OK Key.
4. Screen indicates information of “Erase All Recent Call List?”