Siemens 3000 V3.0 - Manual (Page 54)

Step-by-Step
Conducting calls – enhanced functions
46
Deactivating a control relay
c
Press the Talk key.
Call the system menu.
> < [
Select and confirm the menu item.
> < [
Select and confirm the menu item.
o
Follow the user guidance system from this point on-
wards. Enter the required switch code (1... 4).
a
Press the On-hook key to end the process.
Sending a signal to the network
To enable ISDN-type services/ features to be started via
analog lines (e.g. call waiting when a line is busy, three-
way conference calls, etc.), you must send a signal to
the network before dialling the service code and/or
phone number.
This function can also be called directly by entering the
code (
Æ page 88).
p
You have an external connection.
Call the system menu.
> < [
Select and confirm the menu item.
> < [
Select and confirm the menu item.
o
Enter the service code and/or the phone number.
External call forwarding with a multi-
ple subscriber number
If your communication system is connected to an ISDN
multiple device line, then you can forward all incoming
calls from the public network through your multiple sub-
scriber number (MSN) to an external destination.
There are three types of forwarding:
•
Calls are forwarded immediately (1=immediate call
forwarding).
• Calls are forwarded after a certain time (2=unan-
swered calls).
Menu
Service?
#90=Control Relay
Off?
Menu
Service?
*51=Recall to Net-
work?