Sony Ericsson Dialog 4223 ユーザーズマニュアル

85

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.

Ô

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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