Sennheiser 2015 - Manual (Page 21)

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Adjusting the level of the received audio signal
You can adjust the level of the received audio signal (e.g. the voice of the
speaker) in 64 steps.
̈ Use the ̆ / ̄ rocker button (UP/DOWN) ᕨ to adjust the level of the
received audio signal so that you can hear the speaker loud and clear.
Adjusting the level of the internal microphone
You can adjust the level of the internal microphone (via which you can hear
environmental sounds) in 64 steps.
̈
Press the SET button ᕧ . The current level is displayed.
̈ Use the ̆ / ̄ rocker button (UP/DOWN) ᕨ to adjust a comfortable
level.
Note:
You can only adjust the level of the internal microphone when the inter-
nal microphone is switched on in the receiver’s configuration. If, in addi-
tion, the automatic priority circuit is switched on, the internal
microphone is faded out as soon as speech is being transmitted.
Switching the channel
You can only switch between the released channels. This can be necessary
when the selected channel is subject to interference.
Always set the receiver to the same channel as the transmitter. If interfer-
ence occurs, check to ensure that the same frequency is assigned to the
same channel on both transmitter and receiver.
̈ Press the SET button ᕧ and keep it pressed for approx. five seconds.
The current channel is displayed.
̈ Use the ̆ / ̄ rocker button (UP/DOWN) ᕨ to select a channel.