Caller Id On Call Waiting; Key Lock - Cortelco 8012 Owner's Instruction Manual

7. When the display shows Confirm ?, press the Del All soft key.
8. A beep will sound to confirm and the 8012 will return to standby mode.

Caller ID on Call Waiting

This service allows the number of a calling party to be displayed while on another
call. When the number of the second caller is displayed, press the Flash soft key to
answer. To return to the first caller, press the Flash soft key again.

Key Lock

Activating this feature causes the keypad to be disabled, but allows calls to be
answered.
To lock the keys in the standby mode, press
Locked. The key icon will also appear.
To unlock the keys in the standby mode, press
until the display shows HS
until the key icon disappears.
33