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Activating the “auto shut-off” function
The battery-saving “auto shut-off” function automatically switches the NoiseGard
electronics off when the headset is disconnected from the intercom or when the aircraft
avionics are switched off. The headset is delivered ex-works with the “auto shut-off”
function deactivated.
To activate the “auto shut-off” function:
̈ Open the cover of the battery compartment ƻ on the operating control.
̈ Set the switch Ƽ to the position “ASO”.
̈ Close the cover of the battery compartment ƻ.
Connecting a mobile telephone
The 2.5 mm jack socket µ allows you to connect a mobile telephone. A suitable adapter
for your mobile telephone with 2.5 mm jack socket is available from your Sennheiser
agent.
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