Siemens Gigaset C590 User Manual page 24

Eco Mode
³
Eco Mode
´
Eco Mode+
Back Change
Telephony
³
Eco Mode
³
Eco Mode+
Back Change
Press down on the control key s
¤
until the Eco Mode+
on the display.
¤
Press the display key
activate/deactivate the function.
Changes are effective immediately
and do not have to be confirmed.
¤
Press the key below
display to jump back to the previous
menu level.
or
Press and hold the end call key a
to return to idle status.
Using the phone
menu appears
to
§Change§
on the
§Back§
23