Siemens 1200 manual Lers, Unauthorized Use, To lock and unlock the telephone

Privacy/Security
Step by Step
	Trace Call: Identifying Anonymous Cal-
	lers
	You can have the carrier identify malicious external cal-
	lers. You can save the caller’s station number during the
	call or for 30 seconds after the call ends. However, it is
	essential that you do not replace your handset during
	this time.
	Precondition: You are conducting an external call.
Program/Service	Press the key. The LED lights up.
	and
>*84=Trace call?	: Select and confirm.
	or
qlh Enter the code.
	After you have finished tracing the call, the data
	is stored on the carrier’s system. Now contact
	your service personnel.
	Locking the Telephone to Prevent
	Unauthorized Use
	You can prevent unauthorized persons from using your
	telephone and its electronic notebook during your ab-
	sence.
	Precondition: You must have configured a personal
	identification number (PIN) for your telephone
	Æ page 72.
	To lock and unlock the telephone:
>Changeover on?	: Select and confirm.
>Changeover off?	or
	:
	or
qjjor rjj Enter the code for "lock" or "unlock".
	o Enter the telephone lock PIN Æ page 72.
70