Adjusting The Receiving Volume During A Call; Adjusting The Display To A Comfortable Reading Angle; Display Backlight; Adjusting The Display Contrast - Siemens optiPoint 500 economy User Manual

Making Calls – Basic Functions
Step by Step
u v
simultaneously Save.
>
Display contrast?
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Adjusting the Receiving Volume During a Call

Precondition: You are conducting a call.
u v
or To raise or lower the volume, keep pressing the keys un-
til the desired volume is set.
Adjusting the Display to a Comfortable Read-
ing Angle
You can swivel the display unit. Adjust the display unit
so that you can clearly read the screen.

Display backlight

This function is only available with
optiPoint 500 advance.
When operating optiPoint 500 advance, e.g. when dial-
ling a call number, a display backlight switches on auto-
matically. The backlight switches off automatically a few
seconds after the last action is completed.

Adjusting the Display Contrast

The display has four contrast levels that you can set ac-
cording to your lighting conditions.
u v
or Press one of these keys while the phone is idle.
:
Select and confirm.
u v
or Change the display contrast. Press the keys repeatedly
until the desired level is reached.
:
Save.