Sony Ericsson Dialog 4223 - Manual (Page 85)

85 BusinessPhone – Dialog 4223 Professional / Dialog 3213
ISDN Facilities
Number Secrecy
By pressing a pre-programmed Number Secrecy key you can
choose not to show your complete number (public + extension
number) to the connected party.
Number secrecy
Ô
Press a pre-programmed key to suppress your complete
number to the public net.
The lamp beside the key shows a steady light and the function
remains activated until the key is pressed again.
12 May 10:35 +15°
DISPLAY RESTRICTED SPEECH
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