Making Calls – Basic Functions
33
Step by Step
Adjusting the Receiving Volume During a Call
You are engaged in a call.
u or v
To raise or lower the volume: Keep pressing the keys
until the desired volume is set.
u
or
v
simultaneously Save.
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
When operating optiPoint 420 standard, 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.
Selecting the Language of Screen Prompts
Press the key. The LED lights up.
Confirm.
Confirm.
or
qhl
Enter the code.
Select the language you wish to use (such as "Spanish")
and press the "OK" dialog key to confirm.
This function is only available with optiPoint
420 standard.
More features?
*
48= Select language?
15=Spanish?
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