Introduction

Control Keys

The control keys vand uare located to the left of the dialing keypad. De- pending on the operating mode you can modify the following settings:

Mode

vKey

uKey

Incoming call

Reduce ring tone vol-

Increase ring tone vol-

 

ume

ume

 

 

 

Speakerphone

Reduce loudspeaker

Increase loudspeaker

 

volume on telephone

volume on telephone

 

 

 

Handset-controlled

Reduce loudspeaker

Increase loudspeaker

call

volume on handset

volume on handset

 

 

 

Setting using the con-

Adjust volume of loudspeaker, handset, key click

figuration menu

and ring tone as well as ring tone sequence and

and "Audio Settings"

melody (confirm with :)

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Siemens OPTIPOINT410, OPTIPOINT420 user manual Control Keys, Mode VKey UKey