117
Dialog 4223 Professional/Dialog 4225 Vision
Accessories
Headset (optional)
To install the headset, see section “
Installation
” on page 123.
The following headset features are available.
Answer calls
Í
Press to answer.
The Headset key lamp is turned on.
Note:
When the phone is set for Headset Preset, you can
also press the flashing Line key to answer the call. See
section
“
Headset Preset
” on page 118
.
í
Press to terminate the headset call.
Make calls
Í z
Press and dial the number.
The Headset key lamp is turned on.
Note:
When the phone is set for Headset Preset, you can
also dial the number directly without pressing the Headset
key, or you can press a Line key instead of the Headset key.
See section
“
Headset Preset
” on page 118
.
í
Press to terminate the call.
From headset to handset
u
Lift the handset.
From handset to headset
Í
Press.
The Headset key lamp is turned on.
d
Replace the handset.