Introduction
Layout of the optiPoint 420 advance S V6.0
Loudspeaker for
open listening
Handset
Keys for phone settings
* With automatic key labelling
14
Illuminated graphics
display, 4 lines of 24
characters each
Dialog keys for scrolling through functions
Dialog key for confirming a function
–
Key fields
Programmable*:
function keys
–
Key fields
Programmable* func-
tion keys
Dialing keypad
optiPoint self labeling
key module
Microphone for
speakerphone