Siemens OpenStage 40 Operating Manual page 77

Step by Step
User
Configuration
Outgoing calls
Busy when dialling
Yes
Save & Exit
Allowing "Busy When Dialling"
If you activate this function, an incoming call received
while you are performing dialing is rejected. The caller
then hears the busy signal.
z You can also configure this setting via the Web interface
page 136.
N
Press the key shown.
Select and confirm the option shown.
j
if nec.
Enter and confirm the User password.
Select and confirm the option shown.
Select and confirm the option shown.
Select and confirm the option shown.
Select and confirm the option shown in the context
menu.
Select and confirm the option shown.
You will find these settings also in the menu
"Incoming calls" > "Handling"
Enhanced phone functions
77