Siemens C55 - Listen to Calls at the Right Volume; Silence Your Ring Tone; Avoid Accidental Calls

2.2
listen to calls at
the right volume
When you are on a call press
to increase the earpiece volume or
to decrease the volume.
silence your ring
tone
Press and hold at the main
display to set your phone to silent
mode.
Repeat to deactivate silent mode.
avoid accidental
calls
It’s a good idea to lock the keypad
to avoid making calls by mistake.
To lock the keys, press and hold
the # key.
To unlock the keypad press and
hold # again.
C55_UG_001_083 14.04.2003 19:45 Uhr S eite 17