Siemens hicom 150 e User Manual page 52

Setting/Programming Your Telephone
1.
Program/Service
2.
Speaker
52
Deleting and checking a set appointment.
Press the Program/Service key; the LED lights up.
Scroll to "Timed reminder off?" and confirm your
selection.
or
4 6
Enter the code for "Timed reminder off".
From this point on, follow the user prompts.
Acknowledging an appointment
Press the Speaker key twice.
or
Lift the handset and replace it again.