Ericsson Dialog 4223 Professional User Manual page 106

Settings
PhoneSet
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Down
or
Select
Change
Exit
106
Extra amplification of the handset/headset hearing
volume level
For people with impaired hearing, the handset hearing volume level
can be extra amplified. To adjust the level:
Note: A level change also effects a headset connected to
the headset outlet.
Dialog 4223 Professional:
Press (see display).
If
PhoneSet
Press (see display).
Up
Press to frame
Press (see display).
A tone signal is heard, and the display shows the current setting.
The Line 1 key lamp also indicates the current setting;
key lamp off=standard level, key lamp on=increased level.
Press to adjust the volume level (see display).
The display shows the new setting. The Line 1 key lamp also
indicates the new setting as described above.
Press to finish setting (see display).
When extra amplification has been selected, the Line 1 key lamp
turns off.
is not shown, press
more...
Set Hearing Level
Dialog 4223 Professional/Dialog 4225 Vision
until it appears.
(see display).