Basic Operating Instructions
9
Basic Operating Instructions
T-Octophon F 50 Control Panel
Keys for
telephone
settings
Illuminated touchscreen display,
320 x 240 pixel
Keypad
Handset
Key for
confirming
a function
Speaker for open lis-
tening and ring
tones
Microphone for speaker-
phone mode
Keys for scrolling to
functions
LEDs
Operating pen
T-Octophon F 50 key module
with programmable keys
Key field
–
fixed function keys:
Program/Service
Redial
Mute or Internal
Speaker
Key field
–
freely programmable
keys
Fixed
function key:
Release