User Guide EN Owner manual

7Dialog 4223 Professional/Dialog 4225 Vision
Description
Description
Dialog 4223 Professional
1Display
See section “Display information” on page 16.
2 Display menu keys
The key functions depend on the traffic state. When you are requested
“(see display)”, press the required key to access the feature.
3 Callback
Indicating/activating Callback. See section “When you receive a busy
tone” on page 38. The feature can be removed or moved to another
programmable function key by your system administrator.
1
2
8
5
b
5
7
13
14
6
10
11
9
12
15
16
16
3
4
17