Operation Manual

Using the Aastra 673xi / 675xi

You can also programme a softkey with the BLF function to one of the additional

key levels. In this case, you must activate the level with the

softkey so that

the LED indicator shows the state of the subscriber connected.

Phone Lock

You can lock the Aastra 673xi / 675xi to prevent unauthorised use. Locking and

unlocking is available without password by default.

Note

Change the user password as needed via the Aastra 673xi / 675xi Web interface

(please refer to Aastra 673xi / 675xi Web Configurator starting on page 29).

1. Press the Options key (or the Service key on the Aastra 6751i).

The Options List menu card appears.

2. Use the navigation keys to select the 3.Phone Lock menu entry. Confirm

with the right arrow key or with the

Select

softkey.

3. Confirm Lock the phone? on the display with the

Lock

softkey.

Phone is locked appears on the display. When in this state, no functions can

be triggered and no calls made. It is possible, however, to accept incoming

calls.

You can unlock the phone:

1. Press the Options key (or the Options key on the Aastra 6751i).

To unlock the phone and Password: appear on the display.

2. Enter the user password using the number keys. Confirm with the right arrow

key or with the

Enter

softkey.

Note

When the Aastra 673xi / 675xi is locked, emergency calls to predefined call

numbers can still be made. The system administrator determines which call

numbers are allowed in the OpenCom 1000 communications system. These are

usually the call numbers 112, 110, 0112 and 0110.