Ericsson BUSINESSPHONE 250 - MANUAL 2 Manual page 59

DIRECT INWARD
SYSTEM ACCESS
(DISA)
DOORPHONE
Answering door-
phone calls
Doorphone
Opening of the
doorlock
If you are working externally and you have the need to make
business calls, call your company and use the company PBX
to make an external call to the desired party.
You just pay the costs for the phone call to your company.
The other costs will automatically be placed on your
extension number or on a special project.
Dial the public number of your company
followed by the DISA number
Please ask the system administrator for the defined
DISA number.
Dial the external number
Note: During the procedure you will be prompted for your
personal code. Which code to use and how to change it, see
section "Security - Select Personal Code". See last page for a card
to remember these specific numbers.
The doorphone is used to monitor the admission to your
company, i.e you can open the doorlock from your phone.
Press (pre-programmed)
You will be in speech connection with the calling party.
After you have answered the doorphone, you can open the
door making an inquiry to the door-opener's directory number.
Dial the door-opener«s directory number
Please ask your system administrator for the number.
59
OTHER USEFUL FACILITIES
BusinessPhone 250 - Operator´s Console
BusinessPhone 50 - Operator´s Console