Siemens Gigaset CX203isdn Owner's Manual page 19

Preparing the base station for use
Using with a PABX:
Only carry out the following steps if you want to connect your telephone to a private
PABX (not directly to a NTBA). Depending on the PABX, it may be necessary for you to
enter an access code (outside line code) for external calls during installation; refer to the
operating instructions for your PABX for details. You can enter an access code (one to
four digits).
The display shows: Operate behind PABX?
[RRRRRRRRRRRRRRRRRRRRRRRRRRR]
YES
[RRRRRRRRRRRRRRRRRRRRRRRRRRR]
YES
~
W
Save entry
The display shows Installation completed. Press the End call key to return the handset
to idle status.
18
Press the display key to confirm the prompt.
Press the display key to confirm the Set access
code? prompt.
Enter the access code (outside line code)
Press the display key to open the submenu.
Select the menu item and confirm. The Getting
OK
started wizard is closed.
.