Aastra dialog 4224 Operator User Manual page 8

Description
13
14
15
16
17
18
19
20
21
8
Mute
To switch the microphone on or off. See section
page 35.
Loudspeaker on/off
To switch the loudspeaker on or off. See section
page 35.
Headset key
See section "Headset - Dialog 4224
Answer/Extend / Enter
a. To answer/extend calls. See sections
page 21, "Outgoing Calls" on page 23,
page 45, "Group Features" on page 76 and
Features" on page 86.
b. To enter/select information. See sections "Attendance" on
page 19 and "Messages" on page 62.
Volume control
Microphone
Optional key panel
17 Dual-Function programmable keys per key panel.
Four panels can be connected.
Note: Use only optional key panels of type DBY 419 01.
Loudspeaker
Handset with hearing aid function
Please note: The handset may attract and retain small
metal objects in the earcap region.
BusinessPhone – Dialog 4224 Operator / Dialog 3214
"During Calls" on
"During Calls" on
Operator" on page 96.
"Incoming Calls" on
"Call Metering" on
"Other Useful