Operation Manual

FRITZ!Fon C4 9
Icons on the Display
FRITZ!Fon MT-D 9
1.3 Icons on the Display
Symbol Meaning Symbol Meaning
Establishing connection Call in HD
Connection established “DECT Eco” function en-
abled in the FRITZ!Box
Connection cleared Deletes the last entry
Incoming call Missed calls, new messag-
es or firmware update avail-
able
Answering machine en-
abled
Microphone off
Call diversion active Loudspeaker/Handset mut-
ed
Alarm active Headset connected
Three-party conference call Quality of connection with
base station
Keypad locked Battery state of charge
Do Not Disturb enabled