Operating instructions ResistTel IP4/IP162
03/22
34
4.4.7
Text overlay "Attention, no emergency calls possible! "
This text overlay in the display area of the display is an indication that the phone lock is activated. The
locked telephone cannot be used for outgoing calls, nor are incoming calls signalled. To unlock the
phone, first press the menu key , then enter your PIN in the
Authentication
query that opens and
complete your entry by pressing the menu key again. If the entered PIN was correct, the phone is
unlocked and the device can be used again.
