DT290 BusinessPhone Communication Platform
Adjustments

Volume control

You can adjust the volume in the earpiece, of the loudspeaker for handsfree speaking and the volume of the ringer. Use the volume keys to adjust the volume, see section Description for the location of volume controls.

To turn the microphone, ring sound and warning sound on or off during a call, see section During Calls.

Adjust speaker volume for handsfree speaking

  or  

Press to adjust the volume during a call

If you are not making a call you can still adjust the volume:

Press

You hear the dial tone.

Press

  or  

Keep listening and press

You hear the dial tone becoming louder or quieter.

Press to cancel the adjustment procedure

Adjust earpiece volume

  or  

Press to adjust the volume during a call

If you are not making a call you can still adjust the volume:

Press

You hear the dial tone.

  or  

Keep listening and press

You hear the dial tone becoming louder or quieter. If the earpiece is at maximum or minimum volume, you hear a warning tone.

Press to cancel the adjustment procedure

Adjust ringer volume

Route:

Settings » Alerts » RingVolume

Select

Press

A volume level bar is displayed.

or

Press to turn the volume up or down

If you set the volume to its lowest level (ring sound permanently off), the ring off icon appears.

Press to confirm

To turn off the ring sound permanently

Press when the phone is idle

Press

The ring off icon appears.

Note:

If the ring sound is permanently off and you have set the Vibrating Alert to , the vibrator turns on when the phone is ringing, see section Vibrating Alert.

To turn the ring sound on again:

Press shortly

The ring off icon disappears.

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