Siemens 300 Operating Instructions Manual page 20

Note:
The mobile unit switches off completely if you press the On/Off key for too
long.
Station 1
TEL.BOOK REDIAL
Note:
All functions confirmed with the line key can also be executed by replacing the
mobile unit in the charging shell.
Putting into service
The telephone must be "on" and "Station1" displayed
in order to activate any of the features. Station2, 3
or 4 can also be displayed, depending on the current
station (system).
20