User guide
11BusinessPhone – Dialog 4224 Operator / Dialog 3214
Description
17  Answer/Extend / Enter
a.  To answer/extend calls. See sections “Incoming Calls” on 
page 21, “Outgoing Calls” on page 23, “Call Metering” on 
page 47, “Group Features” on page 78 and “Other Useful 
Features” on page 88.
b.  Enter/select information. See sections “Attendance” on 
page 19 and “Messages” on page 64.
18 Microphone
19  Optional key panel (A-Q)
17 Dual-Function programmable keys per key panel.
Four panels can be connected.
Note: If one or two key panels are used, the optional key 
panel DBY 409 01 may be used. However, if three or four 
key panels are used, all optional key panels must be of type 
DBY 409 02.
20 Loudspeaker
21  Handset with hearing aid function
Please note: The handset may retain small metal objects 
in the earcap region.
Dialog4224En.book Page 11 Wednesday, April 2, 2003 3:19 AM










