AASTRA 4147 Medium for MX-ONE (TSW) User Guide EN - Manual (Page 64)

Other Useful Features
Dialog 4106 Basic/Dialog 4147 Medium 64
Other Useful Features
Account code (optional)
This feature is used to charge a call to an account number or to
prevent unauthorised calls from your phone. The account code can
have 1 to 15 digits. u
Lift the handset. *61*
Dial.
Note: Finland and Norway, dial
* 7 1 *
z #
Dial the account code and press.
Dial tone. z
Dial the digit or digits to get an external line and the external
number.
Ongoing external call
When used to charge a call it is also possible to connect an
ongoing external call to an account code. During the call: ¸ d
Press and replace the handset to put the call on hold. *61*
Dial.
Note: Finland and Norway, dial
* 7 1 *
z #
Dial the account code and press.
Dial tone. u
Lift the handset to resume the call put on hold.