Sony Ericsson Dialog 3213 User Manual
73
BusinessPhone – Dialog 4223 Professional / Dialog 3213
Security
Block extension
*72#
Dial to block your extension.
Verification tone.
í
Press to finish the procedure.
Unblock extension
#72*
Dial.
z
Dial your Password.
#
Press to re-open.
Verification tone. Your extension is open for use.
í
Press to finish the procedure.