Siemens optiPoint 400 - Manual (Page 8)

Basic operating instructions
8
Basic operating instructions
optiPoint 400 economy/standard control panel
Keys for
telephone
settings
Display,
2 lines with
24 char
Keypad
Handset
Key for
confirming
a function
Key field –
freely program-
mable keys
Speaker for
open listening
and ring tones
Fixed
function key:
Release
Microphone
for speakerphone mode
(optiPoint 400 standard
only)
Keys for scrolling to
functions
Key field – fixed function keys:
Program/Service
Redial
Mute or Internal
Speaker
LEDs