Troubleshooting guide

Using the Optiset E Liberator Phone 4-5
4. Using the Optiset
E Liberator Phone
Locking the Key Pad
To avoid unauthorized use of your Optiset E Liberator phone, you can
enter a 2-digit code to lock the key pad on your handset. When the
handset is locked, outgoing calls cannot be placed but incoming calls
may be answered. Note that the Lock feature is only available when the
phone is in Standby mode. Standby mode occurs when there is no
activity on the phone for one minute.
To enter Lock
mode
➩
While in Standby mode (the display should
be blank), press the Channel key for one
second. The display will prompt you for a
2-digit lock code.
➩
Enter a 2-digit number using your key pad.
The numbers will appear on the display as
you enter them. Record this number for
future use.
➩
Press the Channel key once to confirm the
Lock mode. If at this time you want to
cancel the action, you may press any key
on the key pad. If you want to proceed with
the Lock mode, press the Channel key once
again. Lock mode is now activated and the
Lock icon will display with a beep sound
for confirmation.
To exit Lock mode ➩
Press the Channel key for one second while
in the Lock mode. The display will prompt
you for a 2-digit code.
➩
Enter the 2-digit code using your key pad.
The numbers will appear on the display as
you enter them.
➩
Press the Channel key again.
If you entered the correct code, Lock mode
will be canceled and the Lock icon will
disappear. Otherwise, an error tone will
beep and the Lock icon will remain on the
screen.