Mitel 5603 Manuale Utente

Lock/Unlock the Keypad during a Call

To prevent accidentally pressing keys you can lock them during a call. This can be useful when 
a headset is used and the handset is attached to a pocket or belt.

Press .

Press "Lock".

Unlock keypad

Press  

Press "Yes".

Lock/Unlock the Handset

You can protect the handset from unauthorized use. If you enable this function, you must enter 
a PIN code to switch on the handset to answer calls. You can change the default phone lock 
code (0000) to any 4 - 8 digit personalized code.

Press "Menu".

Select "Settings"

.

Select “Locks". 

Select “Phone lock”.

Select "Auto phone lock".

Select "On", "On in charger", or "Off".

Note: If configured in the PDM, you can call an emergency call while the handset is 
locked. See the Mitel 5603 Wireless Handset Configuration Manual.