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16
Using the Set 900
Switching the microphones on/off
The microphones openings at the sides of the receiver pick
up the sounds of your surroundings. When the micro-
phones are switched on, you will hear your surroundings
louder. You can hear for example your door bell, your tele-
phone or your conversational partner even when you are
wearing the receiver. The microphones can be used in two
different hearing situations:
Switching the microphones on (hearing situation 1 and 2)
̈ Press the microphone button 4 .
The microphone indicator 2 lights up. You hear 2 short,
ascending beeps and then your surroundings.
Make sure that the microphone openings 5 are not
covered!
Hearing situation 2
When you hear a sound source which you do not want to
hear, you can switch off the sound transmission as follows:
̈ Press the channel search button 7.
The channel indicator 1 goes off. You only hear
your surroundings.
̈ Press the channel search button 7 once more to switch
the sound source on again.
Hearing situation 1:
You want to hear the sound of your
sound source and your surroundings.
Hearing situation 2:
You only want to hear your surround-
ings and you use the receiver as an
assistive listening device which helps
you to better hear other people.