Haier C2076 User Manual page 13

The keypad lock will not affect answering the call.
5. Operations during a call
During a call you may assign out the option menu through left soft key, the option menu
includes: Contacts, Messages, Close DTMF, Mute, Phone info, Voice privacy, and New
call.
By options menu:
Contacts: View contacts list.
Message: Go to messages menu.
Close DTMF/Open DTMF: Turn on/off DTMF.
Mute/Cancel mute: Turn on/off mute
Phone info: View phone info.
Voice Privacy: Set Voice privacy in standard/enhanced
New call: Make a new call.
6. Key lock
In the standby mode, press [*] key for more than 2 seconds to lock the keypad.
Also, when keypad is locked, press [*] key for more than 2 seconds to unlock the keypad.
7. Silence key
In the standby mode, press [#] key for more than 2 seconds to take the phone in Meeting
mode.
Also, in meeting mode, press [#] key for more than 2 seconds to take the phone in normal
mode.
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