Siemens HiPath AllServe Operating Instructions Manual page 3

The optiset E memory Telephone and Key Module
Speaker Keys for
for open telephone
listening settings
and ring tones
Hand-
set
3
display,
8 lines with
24 characters
per line
Keypad
Key for
confirming
a function
Microphone for speakerphone mode
-
Key field fixed function keys:
Program/Service
Redial
Mute or Internal
Speaker
Keys for Keyp ad with
scrolling special keys for the
to functions electronic notebook (ENB)
optiset E key module
with programmable keys
LEDs
Key field
programmable
keys
Fixed
function key:
Release
-