Siemens HiPath 4000 - Adjusting audio settings

Individual Phone Configuration
139
Step by step
Lamp brightness for touch slider
You can choose one of six levels for the lamp brightness
of the touch slider.
v Press the key until the "Settings" tab is active.
Confirm the option shown.
if nec.j Enter and confirm the user password.
Select and confirm the option shown.
Select and confirm the option shown.
Select the "Slider brightness" entry.
Confirm the option shown.
W Set the contrast (freely adjustable).
or
ac Set the contrast in stages.
Select the "Options" entry.
Confirm the option shown.
User
Phone
Display
Save & exit