Ericsson DT590 User Manual page 39

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DT590
To open an extension for some calls:
Dial.
Enter authorization code and press.
Verification tone.
Press to finish the procedure.
To lock an extension
Dial.
Enter authorization code and press.
Verification tone.
Press to finish the procedure.
Authorization code, individual (optional)
If you are assigned to an individual authorization code (1 to 7 digits,
assigned to your own extension) you can lock your own extension
to a common authority level, e.g. when out of the office. You can
also temporarily change any other used phone within the exchange
to the same authority level as you have on your own phone. The
individual code can be changed from your own extension.
To lock your phone:
Dial.
Enter authorization code and press.
Verification tone.
Press to finish the procedure.
Outgoing Calls
39