Making calls using the headset
Making calls using the headset
Adjusting the volume
WARNINGHearing damage due to high volumes!Listening at high volume levels for long periods can lead to permanent hearing defects.
Set the volume to a low level before putting on the headset.Do not continuously expose yourself to high volumes.Adjusting the volume of the audio signalYou can adjust the volume of the audio signal by means of the dial tone or during a call.
Make sure that a link is established between headset and base station(the Link LED on the base station lights up blue). If necessary, press the Link button on the headset.
To adjust the volume, move the Audio button as shown in the diagram. When the minimum or maximum volume is reached, you hear a double beep in the headset.
Swapping the direction of the volume buttonsOn the Audio button, check which direction is assigned “volume down”.Simultaneously press and hold the Link button and the Audio button for 5 seconds.
The Headset LED alternately flashes blue/red.Push the Audio button in the direction “volume down” until the Headset LED goes off. The direction of the volume up/down function of the Audio button is changed. The headset switches to standby mode.
5s | 5s |
21 D 10 series