Ericsson 250 - Manual (Page 42)

SECURITY
42
BusinessPhone 250 - Basic Telephone
BusinessPhone 50 - Basic Telephone
SECURITY
GENERAL
You can block your extension in order to prevent
unauthorized use of your telephone, e.g if your external calls
are placed on a specific account number.
BLOCK EXTENSION
Dial to block your extension
Verification tone.
Press to finish the procedure
Un-block extension
Dial
Dial your personal code and press to re-open
Verification tone. Your extension is open for use.
Press to finish the procedure
SELECT
PERSONAL CODE
You can use your four-digit code for blocking your phone
from unauthorized use, or for making external calls from
any blocked extension.
Dial to select a new code
Dial your present code and press
The default personal code is “0000”.
Dial your new code and press
Verification tone.
Press to finish the procedure